>>8^i[255&(n^s.charCodeAt(e))];}return n=(-1^n)>>>0,n.toString(16).padStart(8,"0")}async function On(e){if(!e)return "";return (await Promise.all(e.map(async e=>{if("EDITOR_STYLES"===e)return function(){const e=[],t=[];for(const i of Array.from(document.styleSheets)){if(i.ownerNode.hasAttribute("data-cke"))for(const n of Array.from(i.cssRules)) -1!==n.cssText.indexOf(".ck-content")?e.push(n.cssText):-1!==n.cssText.indexOf(":root")&&t.push(n.cssText);}e.length||console.warn("The editor stylesheet could not be found in the document. Check your webpack config - style-loader should use data-cke=true attribute for the editor stylesheet.");return [...t,...e].join(" ").trim()}();return (await window.fetch(e)).text()}))).join(" ").trim()}function Rn(e){const t=[{name:"address",isVoid:false},{name:"article",isVoid:false},{name:"aside",isVoid:false},{name:"blockquote",isVoid:false},{name:"details",isVoid:false},{name:"dialog",isVoid:false},{name:"dd",isVoid:false},{name:"div",isVoid:false},{name:"dl",isVoid:false},{name:"dt",isVoid:false},{name:"fieldset",isVoid:false},{name:"figcaption",isVoid:false},{name:"figure",isVoid:false},{name:"footer",isVoid:false},{name:"form",isVoid:false},{name:"h1",isVoid:false},{name:"h2",isVoid:false},{name:"h3",isVoid:false},{name:"h4",isVoid:false},{name:"h5",isVoid:false},{name:"h6",isVoid:false},{name:"header",isVoid:false},{name:"hgroup",isVoid:false},{name:"hr",isVoid:true},{name:"li",isVoid:false},{name:"main",isVoid:false},{name:"nav",isVoid:false},{name:"ol",isVoid:false},{name:"p",isVoid:false},{name:"section",isVoid:false},{name:"table",isVoid:false},{name:"tbody",isVoid:false},{name:"td",isVoid:false},{name:"th",isVoid:false},{name:"thead",isVoid:false},{name:"tr",isVoid:false},{name:"ul",isVoid:false}],i=t.map(e=>e.name).join("|"),n=e.replace(new RegExp(`?(${i})( .*?)?>`,"g"),"\n$&\n").replace(/
]*>/g,"$&\n").split("\n");let s=0,o=false;return n.map(e=>(o=function(e,t){const i=//.test(e),n=/<\/pre>/.test(e);return (!i||!n)&&(i?"first":n?"last":("first"===t||"middle"===t)&&"middle")}(e,o),e.length||o?function(e,t){return t.some(t=>!t.isVoid&&!!new RegExp(`<${t.name}( .*?)?>`).test(e))}(e,t)?Bn(e,s++):function(e,t){return t.some(t=>new RegExp(`${t.name}>`).test(e))}(e,t)?Bn(e,--s):Bn(e,"middle"===o||"last"===o?0:s):"")).join("").trimEnd()}function Bn(e,t,i=" "){return `${i.repeat(Math.max(0,t))}${e}\n`}function Mn(e){return !!e&&1==e.length&&/[\u0300-\u036f\u1ab0-\u1aff\u1dc0-\u1dff\u20d0-\u20ff\ufe20-\ufe2f]/.test(e)}function Ln(e){return !!e&&1==e.length&&/[\ud800-\udbff]/.test(e)}function Fn(e){return !!e&&1==e.length&&/[\udc00-\udfff]/.test(e)}function Nn(e,t){return Ln(e.charAt(t-1))&&Fn(e.charAt(t))}function Dn(e,t){return Mn(e.charAt(t))}const zn=qn();function Hn(e,t){const i=String(e).matchAll(zn);return Array.from(i).some(e=>e.indexe.source).join("|")+")";return new RegExp(`${e}|${t}(?:${t})*`,"ug")}function Un(e){if(!e)return null;const t=function(e){const t=e.split(".");if(3!=t.length)return null;return t[1]}(e);return t?Pn(t):null}function $n(e,t){return (e.removeFeatures||[]).includes(t)}class jn extends(Dt()){editor;_disableStack=new Set;constructor(e){super(),this.editor=e,this.set("isEnabled",true);}forceDisabled(e){this._disableStack.add(e),1==this._disableStack.size&&(this.on("set:isEnabled",Wn,{priority:"highest"}),this.isEnabled=false);}clearForceDisabled(e){this._disableStack.delete(e),0==this._disableStack.size&&(this.off("set:isEnabled",Wn),this.isEnabled=true);}destroy(){this.stopListening();}static get isContextPlugin(){return false}static get isOfficialPlugin(){return false}static get isPremiumPlugin(){return false}}function Wn(e){e.return=false,e.stop();}class Gn extends(Dt()){editor;_isEnabledBasedOnSelection;_affectsData;_disableStack;constructor(e){super(),this.editor=e,this.set("value",void 0),this.set("isEnabled",false),this._affectsData=true,this._isEnabledBasedOnSelection=true,this._disableStack=new Set,this.decorate("execute"),this.listenTo(this.editor.model.document,"change",()=>{this.refresh();}),this.listenTo(e,"change:isReadOnly",()=>{this.refresh();}),this.on("set:isEnabled",t=>{if(!this.affectsData)return;const i=e.model.document.selection,n=!("$graveyard"==i.getFirstPosition().root.rootName)&&e.model.canEditAt(i);(e.isReadOnly||this._isEnabledBasedOnSelection&&!n)&&(t.return=false,t.stop());},{priority:"highest"}),this.on("execute",e=>{this.isEnabled||e.stop();},{priority:"high"});}get affectsData(){return this._affectsData}set affectsData(e){this._affectsData=e;}refresh(){this.isEnabled=true;}forceDisabled(e){this._disableStack.add(e),1==this._disableStack.size&&(this.on("set:isEnabled",Kn,{priority:"highest"}),this.isEnabled=false);}clearForceDisabled(e){this._disableStack.delete(e),0==this._disableStack.size&&(this.off("set:isEnabled",Kn),this.refresh());}execute(...e){}destroy(){this.stopListening();}}function Kn(e){e.return=false,e.stop();}class Jn extends Gn{_childCommandsDefinitions=[];refresh(){}execute(...e){const t=this._getFirstEnabledCommand();return !!t&&t.execute(e)}registerChildCommand(e,t={}){T(this._childCommandsDefinitions,{command:e,priority:t.priority||"normal"}),e.on("change:isEnabled",()=>this._checkEnabled()),this._checkEnabled();}_checkEnabled(){this.isEnabled=!!this._getFirstEnabledCommand();}_getFirstEnabledCommand(){const e=this._childCommandsDefinitions.find(({command:e})=>e.isEnabled);return e&&e.command}}class Qn{_commands;constructor(){this._commands=new Map;}add(e,t){this._commands.set(e,t);}get(e){return this._commands.get(e)}execute(e,...t){const i=this.get(e);if(!i)throw new I("commandcollection-command-not-found",this,{commandName:e});return i.execute(...t)}*names(){yield*this._commands.keys();}*commands(){yield*this._commands.values();}[Symbol.iterator](){return this._commands[Symbol.iterator]()}destroy(){for(const e of this.commands())e.destroy();}}class Yn extends(z()){_context;_plugins=new Map;_availablePlugins;_contextPlugins;constructor(e,t=[],i=[]){super(),this._context=e,this._availablePlugins=new Map;for(const e of t)e.pluginName&&this._availablePlugins.set(e.pluginName,e);this._contextPlugins=new Map;for(const[e,t]of i)this._contextPlugins.set(e,t),this._contextPlugins.set(t,e),e.pluginName&&this._availablePlugins.set(e.pluginName,e);}*[Symbol.iterator](){for(const e of this._plugins)"function"==typeof e[0]&&(yield e);}get(e){const t=this._plugins.get(e);if(!t){let t=e;throw "function"==typeof e&&(t=e.pluginName||e.name),new I("plugincollection-plugin-not-loaded",this._context,{plugin:t})}return t}has(e){return this._plugins.has(e)}init(e,t=[],i=[]){const n=this,s=this._context;!function e(t,i=new Set){t.forEach(t=>{a(t)&&(i.has(t)||(i.add(t),t.pluginName&&!n._availablePlugins.has(t.pluginName)&&n._availablePlugins.set(t.pluginName,t),t.requires&&e(t.requires,i)));});}(e),d(e);const o=[...function e(t,i=new Set){return t.map(e=>a(e)?e:n._availablePlugins.get(e)).reduce((t,n)=>i.has(n)?t:(i.add(n),n.requires&&(d(n.requires,n),e(n.requires,i).forEach(e=>t.add(e))),t.add(n)),new Set)}(e.filter(e=>!c(e,t)))];!function(e,t){for(const i of t){if("function"!=typeof i)throw new I("plugincollection-replace-plugin-invalid-type",null,{pluginItem:i});const t=i.pluginName;if(!t)throw new I("plugincollection-replace-plugin-missing-name",null,{pluginItem:i});if(i.requires&&i.requires.length)throw new I("plugincollection-plugin-for-replacing-cannot-have-dependencies",null,{pluginName:t});const s=n._availablePlugins.get(t);if(!s)throw new I("plugincollection-plugin-for-replacing-not-exist",null,{pluginName:t});const o=e.indexOf(s);if(-1===o){if(n._contextPlugins.has(s))return;throw new I("plugincollection-plugin-for-replacing-not-loaded",null,{pluginName:t})}if(s.requires&&s.requires.length)throw new I("plugincollection-replaced-plugin-cannot-have-dependencies",null,{pluginName:t});e.splice(o,1,i),n._availablePlugins.set(t,i);}}(o,i);const r=function(e){return e.map(e=>{let t=n._contextPlugins.get(e);return t=t||new e(s),n._add(e,t),t})}(o);return h(r,"init").then(()=>h(r,"afterInit")).then(()=>r);function a(e){return "function"==typeof e}function l(e){return a(e)&&!!e.isContextPlugin}function c(e,t){return t.some(t=>t===e||(u(e)===t||u(t)===e))}function u(e){return a(e)?e.pluginName||e.name:e}function d(e,i=null){e.map(e=>a(e)?e:n._availablePlugins.get(e)||e).forEach(e=>{!function(e,t){if(a(e))return;if(t)throw new I("plugincollection-soft-required",s,{missingPlugin:e,requiredBy:u(t)});throw new I("plugincollection-plugin-not-found",s,{plugin:e})}(e,i),function(e,t){if(!l(t))return;if(l(e))return;throw new I("plugincollection-context-required",s,{plugin:u(e),requiredBy:u(t)})}(e,i),function(e,i){if(!i)return;if(!c(e,t))return;throw new I("plugincollection-required",s,{plugin:u(e),requiredBy:u(i)})}(e,i);});}function h(e,t){return e.reduce((e,i)=>i[t]?n._contextPlugins.has(i)?e:e.then(i[t].bind(i)):e,Promise.resolve())}}destroy(){const e=[];for(const[,t]of this)"function"!=typeof t.destroy||this._contextPlugins.has(t)||e.push(t.destroy());return Promise.all(e)}_add(e,t){this._plugins.set(e,t);const i=e.pluginName;if(i){if(this._plugins.has(i))throw new I("plugincollection-plugin-name-conflict",null,{pluginName:i,plugin1:this._plugins.get(i).constructor,plugin2:e});this._plugins.set(i,t);}}}class Zn{config;plugins;locale;t;editors;static defaultConfig;static builtinPlugins;_contextOwner=null;constructor(e){const{translations:t,...i}=e||{};this.config=new Yt(i,this.constructor.defaultConfig);const n=this.constructor.builtinPlugins;this.config.define("plugins",n),this.plugins=new Yn(this,n);const s=this.config.get("language")||{};this.locale=new mn({uiLanguage:"string"==typeof s?s:s.ui,contentLanguage:this.config.get("language.content"),translations:t}),this.t=this.locale.t,this.editors=new gn;}initPlugins(){const e=this.config.get("plugins")||[],t=this.config.get("substitutePlugins")||[];for(const i of e.concat(t)){if("function"!=typeof i)throw new I("context-initplugins-constructor-only",null,{Plugin:i});if(true!==i.isContextPlugin)throw new I("context-initplugins-invalid-plugin",null,{Plugin:i})}return this.plugins.init(e,[],t)}destroy(){return Promise.all(Array.from(this.editors,e=>e.destroy())).then(()=>this.plugins.destroy())}_addEditor(e,t){if(this._contextOwner)throw new I("context-addeditor-private-context");this.editors.add(e),t&&(this._contextOwner=e);}_removeEditor(e){return this.editors.has(e)&&this.editors.remove(e),this._contextOwner===e?this.destroy():Promise.resolve()}_getEditorConfig(){const e={};for(const t of this.config.names())["plugins","removePlugins","extraPlugins"].includes(t)||(e[t]=this.config.get(t));return e}static create(e){return new Promise(t=>{const i=new this(e);t(i.initPlugins().then(()=>i));})}}class Xn extends(Dt()){context;constructor(e){super(),this.context=e;}destroy(){this.stopListening();}static get isContextPlugin(){return true}static get isOfficialPlugin(){return false}static get isPremiumPlugin(){return false}}class es extends yn{editor;constructor(e){super(),this.editor=e;}set(e,t,i={}){if("string"==typeof t){const e=t;t=(t,i)=>{this.editor.execute(e),i();};}super.set(e,t,i);}}const ts=new WeakMap;let is=false;function ns({view:e,element:t,text:i,isDirectHost:n=true,keepOnFocus:s=false}){const o=e.document;function r(i){const r={text:i,isDirectHost:n,keepOnFocus:s,hostElement:n?t:null};ts.get(o).set(t,r),e.change(e=>ls([[t,r]],e));}ts.has(o)||(ts.set(o,new Map),o.registerPostFixer(e=>ls(ts.get(o),e)),o.on("change:isComposing",()=>{e.change(e=>ls(ts.get(o),e));},{priority:"high"})),t.is("editableElement")&&t.on("change:placeholder",(e,t,i)=>r(i)),t.placeholder?r(t.placeholder):i&&r(i),i&&function(){is||P("enableViewPlaceholder-deprecated-text-option");is=true;}();}function ss(e,t){const i=t.document;ts.has(i)&&e.change(e=>{const n=ts.get(i),s=n.get(t);e.removeAttribute("data-placeholder",s.hostElement),rs(e,s.hostElement),n.delete(t);});}function os(e,t){return !t.hasClass("ck-placeholder")&&(e.addClass("ck-placeholder",t),true)}function rs(e,t){return !!t.hasClass("ck-placeholder")&&(e.removeClass("ck-placeholder",t),true)}function as(e,t){if(!e.isAttached())return false;if(function(e){for(const t of e.getChildren())if(!t.is("uiElement"))return true;return false}(e))return false;const i=e.document,n=i.selection.anchor;return (!i.isComposing||!n||n.parent!==e)&&(!!t||(!i.isFocused||!!n&&n.parent!==e))}function ls(e,t){const i=[];let n=false;for(const[s,o]of e)o.isDirectHost&&(i.push(s),cs(t,s,o)&&(n=true));for(const[s,o]of e){if(o.isDirectHost)continue;const e=us(s);e!==o.hostElement&&o.hostElement&&(t.removeAttribute("data-placeholder",o.hostElement),rs(t,o.hostElement),o.hostElement=null,n=true),e&&(i.includes(e)||(o.hostElement=e,cs(t,s,o)&&(n=true)));}return n}function cs(e,t,i){const{text:n,isDirectHost:s,hostElement:o}=i;let r=false;o.getAttribute("data-placeholder")!==n&&(e.setAttribute("data-placeholder",n,o),r=true);return (s||1==t.childCount)&&as(o,i.keepOnFocus)?os(e,o)&&(r=true):rs(e,o)&&(r=true),r}function us(e){if(e.childCount){const t=e.getChild(0);if(t.is("element")&&!t.is("uiElement")&&!t.is("attributeElement"))return t}return null}class ds{is(){throw new Error("is() method is abstract")}}class hs extends(z(ds)){document;parent;constructor(e){super(),this.document=e,this.parent=null;}get index(){let e;if(!this.parent)return null;if(-1==(e=this.parent.getChildIndex(this)))throw new I("view-node-not-found-in-parent",this);return e}get nextSibling(){const e=this.index;return null!==e&&this.parent.getChild(e+1)||null}get previousSibling(){const e=this.index;return null!==e&&this.parent.getChild(e-1)||null}get root(){let e=this;for(;e.parent;)e=e.parent;return e}isAttached(){return this.root.is("rootElement")}getPath(){const e=[];let t=this;for(;t.parent;)e.unshift(t.index),t=t.parent;return e}getAncestors(e={}){const t=[];let i=e.includeSelf?this:this.parent;for(;i;)t[e.parentFirst?"push":"unshift"](i),i=i.parent;return t}getCommonAncestor(e,t={}){const i=this.getAncestors(t),n=e.getAncestors(t);let s=0;for(;i[s]==n[s]&&i[s];)s++;return 0===s?null:i[s-1]}isBefore(e){if(this==e)return false;if(this.root!==e.root)return false;const t=this.getPath(),i=e.getPath(),n=Kt(t,i);switch(n){case "prefix":return true;case "extension":return false;default:return t[n]e.data.length)throw new I("view-textproxy-wrong-offsetintext",this);if(i<0||t+i>e.data.length)throw new I("view-textproxy-wrong-length",this);this.data=e.data.substring(t,t+i),this.offsetInText=t;}get offsetSize(){return this.data.length}get isPartial(){return this.data.length!==this.textNode.data.length}get parent(){return this.textNode.parent}get root(){return this.textNode.root}get document(){return this.textNode.document}getAncestors(e={}){const t=[];let i=e.includeSelf?this.textNode:this.parent;for(;null!==i;)t[e.parentFirst?"push":"unshift"](i),i=i.parent;return t}}gs.prototype.is=function(e){return "$textProxy"===e||"view:$textProxy"===e||"textProxy"===e||"view:textProxy"===e};class fs{_consumables=new Map;add(e,t){let i;e.is("$text")||e.is("documentFragment")?this._consumables.set(e,true):(this._consumables.has(e)?i=this._consumables.get(e):(i=new ps(e),this._consumables.set(e,i)),i.add(t?bs(t):e._getConsumables()));}test(e,t){const i=this._consumables.get(e);return void 0===i?null:e.is("$text")||e.is("documentFragment")?i:i.test(bs(t))}consume(e,t){if(e.is("$text")||e.is("documentFragment"))return !!this.test(e,t)&&(this._consumables.set(e,false),true);const i=this._consumables.get(e);return void 0!==i&&i.consume(bs(t))}revert(e,t){const i=this._consumables.get(e);void 0!==i&&(e.is("$text")||e.is("documentFragment")?this._consumables.set(e,true):i.revert(bs(t)));}static createFrom(e,t){if(t||(t=new fs),e.is("$text"))t.add(e);else if(e.is("element")||e.is("documentFragment")){t.add(e);for(const i of e.getChildren())fs.createFrom(i,t);}return t}}class ps{element;_canConsumeName=null;_attributes=new Map;constructor(e){this.element=e;}add(e){e.name&&(this._canConsumeName=true);for(const[t,i]of e.attributes)if(i){let e=this._attributes.get(t);e&&"boolean"!=typeof e||(e=new Map,this._attributes.set(t,e)),e.set(i,true);}else {if("style"==t||"class"==t)throw new I("viewconsumable-invalid-attribute",this);this._attributes.set(t,true);}}test(e){if(e.name&&!this._canConsumeName)return this._canConsumeName;for(const[t,i]of e.attributes){const e=this._attributes.get(t);if(void 0===e)return null;if(false===e)return false;if(true!==e)if(i){const t=e.get(i);if(void 0===t)return null;if(!t)return false}else for(const t of e.values())if(!t)return false}return true}consume(e){if(!this.test(e))return false;e.name&&(this._canConsumeName=false);for(const[t,i]of e.attributes){const e=this._attributes.get(t);if("boolean"==typeof e)for(const[e]of this.element._getConsumables(t,i).attributes)this._attributes.set(e,false);else if(i)for(const[,n]of this.element._getConsumables(t,i).attributes)e.set(n,false);else for(const t of e.keys())e.set(t,false);}return true}revert(e){e.name&&(this._canConsumeName=true);for(const[t,i]of e.attributes){const e=this._attributes.get(t);if(false!==e){if(void 0!==e&&true!==e)if(i){ false===e.get(i)&&e.set(i,true);}else for(const t of e.keys())e.set(t,true);}else this._attributes.set(t,true);}}}function bs(e){const t=[];return "attributes"in e&&e.attributes&&ws(t,e.attributes),"classes"in e&&e.classes&&ws(t,e.classes,"class"),"styles"in e&&e.styles&&ws(t,e.styles,"style"),{name:e.name||false,attributes:t}}function ws(e,t,i){if("string"!=typeof t)for(const n of t)Array.isArray(n)?e.push(n):e.push(i?[i,n]:[n]);else e.push(i?[i,t]:[t]);}class vs{_patterns=[];constructor(...e){this.add(...e);}add(...e){for(let t of e)("string"==typeof t||t instanceof RegExp)&&(t={name:t}),this._patterns.push(t);}match(...e){for(const t of e)for(const e of this._patterns){const i=this._isElementMatching(t,e);if(i)return {element:t,pattern:e,match:i}}return null}matchAll(...e){const t=[];for(const i of e)for(const e of this._patterns){const n=this._isElementMatching(i,e);n&&t.push({element:i,pattern:e,match:n});}return t.length>0?t:null}getElementName(){if(1!==this._patterns.length)return null;const e=this._patterns[0],t=e.name;return "function"==typeof e||!t||t instanceof RegExp?null:t}_isElementMatching(e,t){if("function"==typeof t){const i=t(e);return i&&"object"==typeof i?bs(i):i}const i={};if(t.name&&(i.name=function(e,t){if(e instanceof RegExp)return !!t.match(e);return e===t}(t.name,e.name),!i.name))return null;const n=[];return t.attributes&&!function(e,t,i){let n;"object"!=typeof e||e instanceof RegExp||Array.isArray(e)?n=["class","style"]:(void 0!==e.style&&P("matcher-pattern-deprecated-attributes-style-key",e),void 0!==e.class&&P("matcher-pattern-deprecated-attributes-class-key",e));return t._collectAttributesMatch(ys(e),i,n)}(t.attributes,e,n)||t.classes&&!function(e,t,i){return t._collectAttributesMatch(ys(e,"class"),i)}(t.classes,e,n)||t.styles&&!function(e,t,i){return t._collectAttributesMatch(ys(e,"style"),i)}(t.styles,e,n)?null:(n.length&&(i.attributes=n),i)}}function _s(e,t){return true===e||e===t||e instanceof RegExp&&!!String(t).match(e)}function ys(e,t){if(Array.isArray(e))return e.map(e=>"object"!=typeof e||e instanceof RegExp?t?[t,e,true]:[e,true]:(void 0!==e.key&&void 0!==e.value||P("matcher-pattern-missing-key-or-value",e),t?[t,e.key,e.value]:[e.key,e.value]));if("object"!=typeof e||e instanceof RegExp)return [t?[t,e,true]:[e,true]];const i=[];for(const n in e)Object.prototype.hasOwnProperty.call(e,n)&&i.push(t?[t,n,e[n]]:[n,e[n]]);return i}class ks{_styles;_cachedStyleNames=null;_cachedExpandedStyleNames=null;_styleProcessor;constructor(e){this._styles={},this._styleProcessor=e;}get isEmpty(){return !Object.entries(this._styles).length}get size(){return this.isEmpty?0:this.getStyleNames().length}setTo(e){this.clear();const t=function(e){let t=null,i=0,n=0,s=null;const o=new Map;if(""===e)return o;";"!=e.charAt(e.length-1)&&(e+=";");for(let r=0;rt===e);return Array.isArray(t)}set(e,t){if(this._cachedStyleNames=null,this._cachedExpandedStyleNames=null,ie(e))for(const[t,i]of Object.entries(e))this._styleProcessor.toNormalizedForm(t,i,this._styles);else this._styleProcessor.toNormalizedForm(e,t,this._styles);}remove(e){const t={};for(const i of ln(e)){const e=xs(i),n=te(this._styles,e);if(n)As(t,e,n);else {const e=this.getAsString(i);void 0!==e&&this._styleProcessor.toNormalizedForm(i,e,t);}}Object.keys(t).length&&(Es(this._styles,t),this._cachedStyleNames=null,this._cachedExpandedStyleNames=null);}getNormalized(e){return this._styleProcessor.getNormalized(e,this._styles)}toString(){return this.isEmpty?"":this.getStylesEntries().map(e=>e.join(":")).sort().join(";")+";"}getAsString(e){if(this.isEmpty)return;if(this._styles[e]&&!ie(this._styles[e]))return this._styles[e];const t=this._styleProcessor.getReducedForm(e,this._styles).find(([t])=>t===e);return Array.isArray(t)?t[1]:void 0}getStyleNames(e=false){return this.isEmpty?[]:e?(this._cachedExpandedStyleNames||=this._styleProcessor.getStyleNames(this._styles),this._cachedExpandedStyleNames):(this._cachedStyleNames||=this.getStylesEntries().map(([e])=>e),this._cachedStyleNames)}keys(){return this.getStyleNames()}clear(){this._styles={},this._cachedStyleNames=null,this._cachedExpandedStyleNames=null;}isSimilar(e){if(this.size!==e.size)return false;for(const t of this.getStyleNames())if(!e.has(t)||e.getAsString(t)!==this.getAsString(t))return false;return true}getStylesEntries(){const e=[],t=Object.keys(this._styles);for(const i of t)e.push(...this._styleProcessor.getReducedForm(i,this._styles));return e}_clone(){const e=new this.constructor(this._styleProcessor);return e.set(this.getNormalized()),e}_getTokensMatch(e,t){const i=[];for(const n of this.getStyleNames(true))if(_s(e,n)){if(true===t){i.push(n);continue}_s(t,this.getAsString(n))&&i.push(n);}return i.length?i:void 0}_getConsumables(e){const t=[];if(e){t.push(e);for(const i of this._styleProcessor.getRelatedStyles(e))t.push(i);}else for(const e of this.getStyleNames()){for(const i of this._styleProcessor.getRelatedStyles(e))t.push(i);t.push(e);}return t}_canMergeFrom(e){for(const t of e.getStyleNames())if(this.has(t)&&this.getAsString(t)!==e.getAsString(t))return false;return true}_mergeFrom(e){for(const t of e.getStyleNames())this.has(t)||this.set(t,e.getAsString(t));}_isMatching(e){for(const t of e.getStyleNames())if(!this.has(t)||this.getAsString(t)!==e.getAsString(t))return false;return true}}class Cs{_normalizers;_extractors;_reducers;_consumables;constructor(){this._normalizers=new Map,this._extractors=new Map,this._reducers=new Map,this._consumables=new Map;}toNormalizedForm(e,t,i){if(ie(t))As(i,xs(e),t);else if(this._normalizers.has(e)){const n=this._normalizers.get(e),{path:s,value:o}=n(t);As(i,s,o);}else As(i,e,t);}getNormalized(e,t){if(!e)return kt({},t);if(void 0!==t[e])return t[e];if(this._extractors.has(e)){const i=this._extractors.get(e);if("string"==typeof i)return te(t,i);const n=i(e,t);if(n)return n}return te(t,xs(e))}getReducedForm(e,t){const i=this.getNormalized(e,t);if(void 0===i)return [];if(this._reducers.has(e)){return this._reducers.get(e)(i)}return [[e,i]]}getStyleNames(e){const t=new Set;for(const i of this._consumables.keys()){const n=this.getNormalized(i,e);n&&("object"!=typeof n||Object.keys(n).length)&&t.add(i);}for(const i of Object.keys(e))t.add(i);return Array.from(t)}getRelatedStyles(e){return this._consumables.get(e)||[]}setNormalizer(e,t){this._normalizers.set(e,t);}setExtractor(e,t){this._extractors.set(e,t);}setReducer(e,t){this._reducers.set(e,t);}setStyleRelation(e,t){this._mapStyleNames(e,t);for(const i of t)this._mapStyleNames(i,[e]);}_mapStyleNames(e,t){this._consumables.has(e)||this._consumables.set(e,[]),this._consumables.get(e).push(...t);}}function xs(e){return e.replace("-",".")}function As(e,t,i){let n=i;ie(i)&&(n=kt({},te(e,t),i)),Xe(e,t,n);}function Es(e,t){for(const i of Object.keys(t))null===e[i]||Array.isArray(e[i])||"object"!=typeof e[i]||"object"!=typeof t[i]?delete e[i]:(Es(e[i],t[i]),Object.keys(e[i]).length||delete e[i]);}class Ts{_set=new Set;get isEmpty(){return 0==this._set.size}get size(){return this._set.size}has(e){return this._set.has(e)}keys(){return Array.from(this._set.keys())}setTo(e){this.clear();for(const t of e.split(/\s+/))t&&this._set.add(t);return this}set(e){for(const t of ln(e))t&&this._set.add(t);}remove(e){for(const t of ln(e))this._set.delete(t);}clear(){this._set.clear();}toString(){return Array.from(this._set).join(" ")}isSimilar(e){if(this.size!==e.size)return false;for(const t of this.keys())if(!e.has(t))return false;return true}_clone(){const e=new this.constructor;return e._set=new Set(this._set),e}_getTokensMatch(e){const t=[];if(true===e){for(const e of this._set.keys())t.push(e);return t}if("string"==typeof e){for(const i of e.split(/\s+/)){if(!this._set.has(i))return;t.push(i);}return t}for(const i of this._set.keys())i.match(e)&&t.push(i);return t.length?t:void 0}_getConsumables(e){return e?[e]:this.keys()}_canMergeFrom(){return true}_mergeFrom(e){for(const t of e._set.keys())this._set.has(t)||this._set.add(t);}_isMatching(e){for(const t of e._set.keys())if(!this._set.has(t))return false;return true}}class Ss extends hs{name;_unsafeAttributesToRender=[];_attrs;_children;_customProperties=new Map;get _classes(){return this._attrs.get("class")}get _styles(){return this._attrs.get("style")}constructor(e,t,i,n){super(e),this.name=t,this._attrs=this._parseAttributes(i),this._children=[],n&&this._insertChild(0,n);}get childCount(){return this._children.length}get isEmpty(){return 0===this._children.length}getChild(e){return this._children[e]}getChildIndex(e){return this._children.indexOf(e)}getChildren(){return this._children[Symbol.iterator]()}*getAttributeKeys(){this._classes&&(yield "class"),this._styles&&(yield "style");for(const e of this._attrs.keys())"class"!=e&&"style"!=e&&(yield e);}*getAttributes(){for(const[e,t]of this._attrs.entries())yield [e,String(t)];}getAttribute(e){return this._attrs.has(e)?String(this._attrs.get(e)):void 0}hasAttribute(e,t){return !!this._attrs.has(e)&&(void 0===t||(Ps(this.name,e)||Is(this.name,e)?this._attrs.get(e).has(t):this._attrs.get(e)===t))}isSimilar(e){if(!(e instanceof Ss))return false;if(this===e)return true;if(this.name!=e.name)return false;if(this._attrs.size!==e._attrs.size)return false;for(const[t,i]of this._attrs){const n=e._attrs.get(t);if(void 0===n)return false;if("string"==typeof i||"string"==typeof n){if(n!==i)return false}else if(!i.isSimilar(n))return false}return true}hasClass(...e){for(const t of e)if(!this._classes||!this._classes.has(t))return false;return true}getClassNames(){const e=this._classes?this._classes.keys():[],t=e[Symbol.iterator]();return Object.assign(e,{next:t.next.bind(t)})}getStyle(e){return this._styles&&this._styles.getAsString(e)}getNormalizedStyle(e){return this._styles&&this._styles.getNormalized(e)}getStyleNames(e){return this._styles?this._styles.getStyleNames(e):[]}hasStyle(...e){for(const t of e)if(!this._styles||!this._styles.has(t))return false;return true}findAncestor(...e){const t=new vs(...e);let i=this.parent;for(;i&&!i.is("documentFragment");){if(t.match(i))return i;i=i.parent;}return null}getCustomProperty(e){return this._customProperties.get(e)}*getCustomProperties(){yield*this._customProperties.entries();}getIdentity(){const e=this._classes?this._classes.keys().sort().join(","):"",t=this._styles&&String(this._styles),i=Array.from(this._attrs).filter(([e])=>"style"!=e&&"class"!=e).map(e=>`${e[0]}="${e[1]}"`).sort().join(" ");return this.name+(""==e?"":` class="${e}"`)+(t?` style="${t}"`:"")+(""==i?"":` ${i}`)}shouldRenderUnsafeAttribute(e){return this._unsafeAttributesToRender.includes(e)}toJSON(){const e=super.toJSON();if(e.name=this.name,e.type="Element",this._attrs.size&&(e.attributes=Object.fromEntries(this.getAttributes())),this._children.length>0){e.children=[];for(const t of this._children)e.children.push(t.toJSON());}return e}_clone(e=false){const t=[];if(e)for(const i of this.getChildren())t.push(i._clone(e));const i=new this.constructor(this.document,this.name,this._attrs,t);return i._customProperties=new Map(this._customProperties),i.getFillerOffset=this.getFillerOffset,i._unsafeAttributesToRender=this._unsafeAttributesToRender,i}_appendChild(e){return this._insertChild(this.childCount,e)}_insertChild(e,t){this._fireChange("children",this,{index:e});let i=0;const n=function(e,t){if("string"==typeof t)return [new ms(e,t)];Jt(t)||(t=[t]);const i=[];for(const n of t)"string"==typeof n?i.push(new ms(e,n)):n instanceof gs?i.push(new ms(e,n.data)):i.push(n);return i}(this.document,t);for(const t of n)null!==t.parent&&t._remove(),t.parent=this,t.document=this.document,this._children.splice(e,0,t),e++,i++;return i}_removeChildren(e,t=1){this._fireChange("children",this,{index:e});for(let i=e;it&&e.selection.editableElement==this),this.listenTo(e.selection,"change",()=>{this.isFocused=e.isFocused&&e.selection.editableElement==this;});}destroy(){this.stopListening();}toJSON(){const e=super.toJSON();return e.type="EditableElement",e.isReadOnly=this.isReadOnly,e.isFocused=this.isFocused,e}}Rs.prototype.is=function(e,t){return t?t===this.name&&("editableElement"===e||"view:editableElement"===e||"containerElement"===e||"view:containerElement"===e||"element"===e||"view:element"===e):"editableElement"===e||"view:editableElement"===e||"containerElement"===e||"view:containerElement"===e||"element"===e||"view:element"===e||"node"===e||"view:node"===e};const Bs=Symbol("rootName");class Ms extends Rs{constructor(e,t){super(e,t),this.rootName="main";}get rootName(){return this.getCustomProperty(Bs)}set rootName(e){this._setCustomProperty(Bs,e);}toJSON(){return this.rootName}set _name(e){this.name=e;}}Ms.prototype.is=function(e,t){return t?t===this.name&&("rootElement"===e||"view:rootElement"===e||"editableElement"===e||"view:editableElement"===e||"containerElement"===e||"view:containerElement"===e||"element"===e||"view:element"===e):"rootElement"===e||"view:rootElement"===e||"editableElement"===e||"view:editableElement"===e||"containerElement"===e||"view:containerElement"===e||"element"===e||"view:element"===e||"node"===e||"view:node"===e};class Ls{direction;boundaries;singleCharacters;shallow;ignoreElementEnd;_position;_boundaryStartParent;_boundaryEndParent;constructor(e={}){if(!e.boundaries&&!e.startPosition)throw new I("view-tree-walker-no-start-position",null);if(e.direction&&"forward"!=e.direction&&"backward"!=e.direction)throw new I("view-tree-walker-unknown-direction",e.startPosition,{direction:e.direction});this.boundaries=e.boundaries||null,e.startPosition?this._position=Fs._createAt(e.startPosition):this._position=Fs._createAt(e.boundaries["backward"==e.direction?"end":"start"]),this.direction=e.direction||"forward",this.singleCharacters=!!e.singleCharacters,this.shallow=!!e.shallow,this.ignoreElementEnd=!!e.ignoreElementEnd,this._boundaryStartParent=this.boundaries?this.boundaries.start.parent:null,this._boundaryEndParent=this.boundaries?this.boundaries.end.parent:null;}[Symbol.iterator](){return this}get position(){return this._position}skip(e){let t,i;do{i=this.position,t=this.next();}while(!t.done&&e(t.value));t.done||(this._position=i);}jumpTo(e){this._boundaryStartParent&&e.isBefore(this.boundaries.start)?e=this.boundaries.start:this._boundaryEndParent&&e.isAfter(this.boundaries.end)&&(e=this.boundaries.end),this._position=e.clone();}next(){return "forward"==this.direction?this._next():this._previous()}_next(){let e=this.position.clone();const t=this.position,i=e.parent;if(null===i.parent&&e.offset===i.childCount)return {done:true,value:void 0};if(i===this._boundaryEndParent&&e.offset==this.boundaries.end.offset)return {done:true,value:void 0};let n;if(i&&i.is("view:$text")){if(e.isAtEnd)return this._position=Fs._createAfter(i),this._next();n=i.data[e.offset];}else n=i.getChild(e.offset);if("string"==typeof n){let n;if(this.singleCharacters)n=1;else {n=(i===this._boundaryEndParent?this.boundaries.end.offset:i.data.length)-e.offset;}const s=new gs(i,e.offset,n);return e.offset+=n,this._position=e,this._formatReturnValue("text",s,t,e,n)}if(n&&n.is("view:element")){if(this.shallow){if(this.boundaries&&this.boundaries.end.isBefore(e))return {done:true,value:void 0};e.offset++;}else e=new Fs(n,0);return this._position=e,this._formatReturnValue("elementStart",n,t,e,1)}if(n&&n.is("view:$text")){if(this.singleCharacters)return e=new Fs(n,0),this._position=e,this._next();let i,s=n.data.length;return n==this._boundaryEndParent?(s=this.boundaries.end.offset,i=new gs(n,0,s),e=Fs._createAfter(i)):(i=new gs(n,0,n.data.length),e.offset++),this._position=e,this._formatReturnValue("text",i,t,e,s)}return e=Fs._createAfter(i),this._position=e,this.ignoreElementEnd?this._next():this._formatReturnValue("elementEnd",i,t,e)}_previous(){let e=this.position.clone();const t=this.position,i=e.parent;if(null===i.parent&&0===e.offset)return {done:true,value:void 0};if(i==this._boundaryStartParent&&e.offset==this.boundaries.start.offset)return {done:true,value:void 0};let n;if(i.is("view:$text")){if(e.isAtStart)return this._position=Fs._createBefore(i),this._previous();n=i.data[e.offset-1];}else n=i.getChild(e.offset-1);if("string"==typeof n){let n;if(this.singleCharacters)n=1;else {const t=i===this._boundaryStartParent?this.boundaries.start.offset:0;n=e.offset-t;}e.offset-=n;const s=new gs(i,e.offset,n);return this._position=e,this._formatReturnValue("text",s,t,e,n)}if(n&&n.is("view:element"))return this.shallow?(e.offset--,this._position=e,this._formatReturnValue("elementStart",n,t,e,1)):(e=new Fs(n,n.childCount),this._position=e,this.ignoreElementEnd?this._previous():this._formatReturnValue("elementEnd",n,t,e));if(n&&n.is("view:$text")){if(this.singleCharacters)return e=new Fs(n,n.data.length),this._position=e,this._previous();let i,s=n.data.length;if(n==this._boundaryStartParent){const t=this.boundaries.start.offset;i=new gs(n,t,n.data.length-t),s=i.data.length,e=Fs._createBefore(i);}else i=new gs(n,0,n.data.length),e.offset--;return this._position=e,this._formatReturnValue("text",i,t,e,s)}return e=Fs._createBefore(i),this._position=e,this._formatReturnValue("elementStart",i,t,e,1)}_formatReturnValue(e,t,i,n,s){return t.is("view:$textProxy")&&(t.offsetInText+t.data.length==t.textNode.data.length&&("forward"!=this.direction||this.boundaries&&this.boundaries.end.isEqual(this.position)?i=Fs._createAfter(t.textNode):(n=Fs._createAfter(t.textNode),this._position=n)),0===t.offsetInText&&("backward"!=this.direction||this.boundaries&&this.boundaries.start.isEqual(this.position)?i=Fs._createBefore(t.textNode):(n=Fs._createBefore(t.textNode),this._position=n))),{done:false,value:{type:e,item:t,previousPosition:i,nextPosition:n,length:s}}}}class Fs extends ds{parent;offset;constructor(e,t){super(),this.parent=e,this.offset=t;}get nodeAfter(){return this.parent.is("$text")?null:this.parent.getChild(this.offset)||null}get nodeBefore(){return this.parent.is("$text")?null:this.parent.getChild(this.offset-1)||null}get isAtStart(){return 0===this.offset}get isAtEnd(){const e=this.parent.is("$text")?this.parent.data.length:this.parent.childCount;return this.offset===e}get root(){return this.parent.root}get editableElement(){let e=this.parent;for(;!(e instanceof Rs);){if(!e.parent)return null;e=e.parent;}return e}getShiftedBy(e){const t=Fs._createAt(this),i=t.offset+e;return t.offset=i<0?0:i,t}getLastMatchingPosition(e,t={}){t.startPosition=this;const i=new Ls(t);return i.skip(e),i.position}getAncestors(){return this.parent.is("documentFragment")?[this.parent]:this.parent.getAncestors({includeSelf:true})}getCommonAncestor(e){const t=this.getAncestors(),i=e.getAncestors();let n=0;for(;t[n]==i[n]&&t[n];)n++;return 0===n?null:t[n-1]}isEqual(e){return this.parent==e.parent&&this.offset==e.offset}isBefore(e){return "before"==this.compareWith(e)}isAfter(e){return "after"==this.compareWith(e)}compareWith(e){if(this.root!==e.root)return "different";if(this.isEqual(e))return "same";const t=this.parent.is("node")?this.parent.getPath():[],i=e.parent.is("node")?e.parent.getPath():[];t.push(this.offset),i.push(e.offset);const n=Kt(t,i);switch(n){case "prefix":return "before";case "extension":return "after";default:return t[n]0?new this(i,n):new this(n,i)}static _createIn(e){return this._createFromParentsAndOffsets(e,0,e,e.childCount)}static _createOn(e){const t=e.is("$textProxy")?e.offsetSize:1;return this._createFromPositionAndShift(Fs._createBefore(e),t)}}function Ds(e){return !(!e.item.is("attributeElement")&&!e.item.is("uiElement"))}Ns.prototype.is=function(e){return "range"===e||"view:range"===e};class zs extends(z(ds)){_ranges;_lastRangeBackward;_isFake;_fakeSelectionLabel;constructor(...e){super(),this._ranges=[],this._lastRangeBackward=false,this._isFake=false,this._fakeSelectionLabel="",e.length&&this.setTo(...e);}get isFake(){return this._isFake}get fakeSelectionLabel(){return this._fakeSelectionLabel}get anchor(){if(!this._ranges.length)return null;const e=this._ranges[this._ranges.length-1];return (this._lastRangeBackward?e.end:e.start).clone()}get focus(){if(!this._ranges.length)return null;const e=this._ranges[this._ranges.length-1];return (this._lastRangeBackward?e.start:e.end).clone()}get isCollapsed(){return 1===this.rangeCount&&this._ranges[0].isCollapsed}get rangeCount(){return this._ranges.length}get isBackward(){return !this.isCollapsed&&this._lastRangeBackward}get editableElement(){return this.anchor?this.anchor.editableElement:null}*getRanges(){for(const e of this._ranges)yield e.clone();}getFirstRange(){let e=null;for(const t of this._ranges)e&&!t.start.isBefore(e.start)||(e=t);return e?e.clone():null}getLastRange(){let e=null;for(const t of this._ranges)e&&!t.end.isAfter(e.end)||(e=t);return e?e.clone():null}getFirstPosition(){const e=this.getFirstRange();return e?e.start.clone():null}getLastPosition(){const e=this.getLastRange();return e?e.end.clone():null}isEqual(e){if(this.isFake!=e.isFake)return false;if(this.isFake&&this.fakeSelectionLabel!=e.fakeSelectionLabel)return false;if(this.rangeCount!=e.rangeCount)return false;if(0===this.rangeCount)return true;if(!this.anchor.isEqual(e.anchor)||!this.focus.isEqual(e.focus))return false;for(const t of this._ranges){let i=false;for(const n of e._ranges)if(t.isEqual(n)){i=true;break}if(!i)return false}return true}isSimilar(e){if(this.isBackward!=e.isBackward)return false;const t=Gt(this.getRanges());if(t!=Gt(e.getRanges()))return false;if(0==t)return true;for(let t of this.getRanges()){t=t.getTrimmed();let i=false;for(let n of e.getRanges())if(n=n.getTrimmed(),t.start.isEqual(n.start)&&t.end.isEqual(n.end)){i=true;break}if(!i)return false}return true}getSelectedElement(){return 1!==this.rangeCount?null:this.getFirstRange().getContainedElement()}setTo(...e){let[t,i,n]=e;if("object"==typeof i&&(n=i,i=void 0),null===t)this._setRanges([]),this._setFakeOptions(n);else if(t instanceof zs||t instanceof Hs)this._setRanges(t.getRanges(),t.isBackward),this._setFakeOptions({fake:t.isFake,label:t.fakeSelectionLabel});else if(t instanceof Ns)this._setRanges([t],n&&n.backward),this._setFakeOptions(n);else if(t instanceof Fs)this._setRanges([new Ns(t)]),this._setFakeOptions(n);else if(t instanceof hs){const e=!!n&&!!n.backward;let s;if(void 0===i)throw new I("view-selection-setto-required-second-parameter",this);s="in"==i?Ns._createIn(t):"on"==i?Ns._createOn(t):new Ns(Fs._createAt(t,i)),this._setRanges([s],e),this._setFakeOptions(n);}else {if(!Jt(t))throw new I("view-selection-setto-not-selectable",this);this._setRanges(t,n&&n.backward),this._setFakeOptions(n);}this.fire("change");}setFocus(e,t){if(null===this.anchor)throw new I("view-selection-setfocus-no-ranges",this);const i=Fs._createAt(e,t);if("same"==i.compareWith(this.focus))return;const n=this.anchor;this._ranges.pop(),"before"==i.compareWith(n)?this._addRange(new Ns(i,n),true):this._addRange(new Ns(n,i)),this.fire("change");}toJSON(){const e={ranges:Array.from(this.getRanges()).map(e=>e.toJSON())};return this.isBackward&&(e.isBackward=true),this.isFake&&(e.isFake=true),e}_setRanges(e,t=false){e=Array.from(e),this._ranges=[];for(const t of e)this._addRange(t);this._lastRangeBackward=!!t;}_setFakeOptions(e={}){this._isFake=!!e.fake,this._fakeSelectionLabel=e.fake&&e.label||"";}_addRange(e,t=false){if(!(e instanceof Ns))throw new I("view-selection-add-range-not-range",this);this._pushRange(e),this._lastRangeBackward=!!t;}_pushRange(e){for(const t of this._ranges)if(e.isIntersecting(t))throw new I("view-selection-range-intersects",this,{addedRange:e,intersectingRange:t});this._ranges.push(new Ns(e.start,e.end));}}zs.prototype.is=function(e){return "selection"===e||"view:selection"===e};class Hs extends(z(ds)){_selection;constructor(...e){super(),this._selection=new zs,this._selection.delegate("change").to(this),e.length&&this._selection.setTo(...e);}get isFake(){return this._selection.isFake}get fakeSelectionLabel(){return this._selection.fakeSelectionLabel}get anchor(){return this._selection.anchor}get focus(){return this._selection.focus}get isCollapsed(){return this._selection.isCollapsed}get rangeCount(){return this._selection.rangeCount}get isBackward(){return this._selection.isBackward}get editableElement(){return this._selection.editableElement}get _ranges(){return this._selection._ranges}*getRanges(){yield*this._selection.getRanges();}getFirstRange(){return this._selection.getFirstRange()}getLastRange(){return this._selection.getLastRange()}getFirstPosition(){return this._selection.getFirstPosition()}getLastPosition(){return this._selection.getLastPosition()}getSelectedElement(){return this._selection.getSelectedElement()}isEqual(e){return this._selection.isEqual(e)}isSimilar(e){return this._selection.isSimilar(e)}toJSON(){return this._selection.toJSON()}_setTo(...e){this._selection.setTo(...e);}_setFocus(e,t){this._selection.setFocus(e,t);}}Hs.prototype.is=function(e){return "selection"===e||"documentSelection"==e||"view:selection"==e||"view:documentSelection"==e};class qs extends C{startRange;_eventPhase;_currentTarget;constructor(e,t,i){super(e,t),this.startRange=i,this._eventPhase="none",this._currentTarget=null;}get eventPhase(){return this._eventPhase}get currentTarget(){return this._currentTarget}}const Us=Symbol("bubblingEmitter"),$s=Symbol("bubblingCallbacks"),js=Symbol("bubblingContexts");function Ws(e){return class extends e{fire(e,...t){try{const i=e instanceof C?e:new C(this,e),n=Js(this),s=Ys(this);if(Gs(i,"capturing",this),Ks(n,"$capture",i,...t))return i.return;const o=i.startRange||this.selection.getFirstRange(),r=o?o.getContainedElement():null,a=!!r&&function(e,t){for(const i of e)if(i(t))return !0;return !1}(s,r);let l=r||function(e){if(!e)return null;const t=e.start.parent,i=e.end.parent,n=t.getPath(),s=i.getPath();return n.length>s.length?t:i}(o);if(Gs(i,"atTarget",l),!a){if(Ks(n,"$text",i,...t))return i.return;Gs(i,"bubbling",l);}for(;l;){if(l.is("element")&&Ks(n,l,i,...t))return i.return;l=l.parent,Gs(i,"bubbling",l);}return Gs(i,"bubbling",this),Ks(n,"$document",i,...t),i.return}catch(e){I.rethrowUnexpectedError(e,this);}}_addEventListener(e,t,i){const n=ln(i.context||"$document"),s=Js(this),o=Qs(this);for(const e of n)"function"==typeof e&&Ys(this).add(e);const r=function(e,t,i){return function(n,s){const{currentTarget:o,eventArgs:r}=s;if("string"!=typeof o){if(o.is("rootElement")&&t.includes("$root"))i.call(e,n,...r);else if(t.includes(o.name))i.call(e,n,...r);else for(const s of t)if("function"==typeof s&&s(o))return void i.call(e,n,...r)}else t.includes(o)&&i.call(e,n,...r);}}(this,n,t);o.set(t,r),this.listenTo(s,e,r,i);}_removeEventListener(e,t){const i=Js(this),n=Qs(this),s=n.get(t);s&&(n.delete(t),this.stopListening(i,e,s));}}}function Gs(e,t,i){e instanceof qs&&(e._eventPhase=t,e._currentTarget=i);}function Ks(e,t,i,...n){return e.fire(i,{currentTarget:t,eventArgs:n}),!!i.stop.called}function Js(e){return e[Us]||(e[Us]=new(z())),e[Us]}function Qs(e){return e[$s]||(e[$s]=new Map),e[$s]}function Ys(e){return e[js]||(e[js]=new Set),e[js]}class Zs extends(Ws(Dt())){selection;roots;stylesProcessor;_postFixers=new Set;constructor(e){super(),this.selection=new Hs,this.roots=new gn({idProperty:"rootName"}),this.stylesProcessor=e,this.set("isReadOnly",false),this.set("isFocused",false),this.set("isSelecting",false),this.set("isComposing",false);}getRoot(e="main"){return this.roots.get(e)}registerPostFixer(e){this._postFixers.add(e);}destroy(){this.roots.forEach(e=>e.destroy()),this.stopListening();}_callPostFixers(e){let t=false;do{for(const i of this._postFixers)if(t=i(e),t)break}while(t)}}class Xs extends Ss{static DEFAULT_PRIORITY=10;_priority=10;_id=null;_clonesGroup=null;constructor(e,t,i,n){super(e,t,i,n),this.getFillerOffset=eo;}get priority(){return this._priority}get id(){return this._id}getElementsWithSameId(){if(null===this.id)throw new I("attribute-element-get-elements-with-same-id-no-id",this);return new Set(this._clonesGroup)}isSimilar(e){return null!==this.id||null!==e.id?this.id===e.id:super.isSimilar(e)&&this.priority==e.priority}toJSON(){const e=super.toJSON();return e.type="AttributeElement",e}_clone(e=false){const t=super._clone(e);return t._priority=this._priority,t._id=this._id,t}_canMergeAttributesFrom(e){return null===this.id&&null===e.id&&this.priority===e.priority&&super._canMergeAttributesFrom(e)}_canSubtractAttributesOf(e){return null===this.id&&null===e.id&&this.priority===e.priority&&super._canSubtractAttributesOf(e)}}function eo(){if(to(this))return null;let e=this.parent;for(;e&&e.is("attributeElement");){if(to(e)>1)return null;e=e.parent;}return !e||to(e)>1?null:this.childCount}function to(e){return Array.from(e.getChildren()).filter(e=>!e.is("uiElement")).length}Xs.prototype.is=function(e,t){return t?t===this.name&&("attributeElement"===e||"view:attributeElement"===e||"element"===e||"view:element"===e):"attributeElement"===e||"view:attributeElement"===e||"element"===e||"view:element"===e||"node"===e||"view:node"===e};class io extends Ss{constructor(e,t,i,n){super(e,t,i,n),this.getFillerOffset=no;}toJSON(){const e=super.toJSON();return e.type="EmptyElement",e}_insertChild(e,t){if(t&&(t instanceof hs||Array.from(t).length>0))throw new I("view-emptyelement-cannot-add",[this,t]);return 0}}function no(){return null}io.prototype.is=function(e,t){return t?t===this.name&&("emptyElement"===e||"view:emptyElement"===e||"element"===e||"view:element"===e):"emptyElement"===e||"view:emptyElement"===e||"element"===e||"view:element"===e||"node"===e||"view:node"===e};class so extends Ss{constructor(e,t,i,n){super(e,t,i,n),this.getFillerOffset=ro;}_insertChild(e,t){if(t&&(t instanceof hs||Array.from(t).length>0))throw new I("view-uielement-cannot-add",[this,t]);return 0}render(e,t){return this.toDomElement(e)}toDomElement(e){const t=e.createElement(this.name);for(const e of this.getAttributeKeys())t.setAttribute(e,this.getAttribute(e));return t}toJSON(){const e=super.toJSON();return e.type="UIElement",e}}function oo(e){e.document.on("arrowKey",(t,i)=>function(e,t,i){if(t.keyCode==Qi.arrowright){const e=t.domTarget.ownerDocument.defaultView.getSelection(),n=1==e.rangeCount&&e.getRangeAt(0).collapsed;if(n||t.shiftKey){const t=e.focusNode,s=e.focusOffset,o=i.domPositionToView(t,s);if(null===o)return;let r=false;const a=o.getLastMatchingPosition(e=>(e.item.is("uiElement")&&(r=true),!(!e.item.is("uiElement")&&!e.item.is("attributeElement"))));if(r){const t=i.viewPositionToDom(a);n?e.collapse(t.parent,t.offset):e.extend(t.parent,t.offset);}}}}(0,i,e.domConverter),{priority:"low"});}function ro(){return null}so.prototype.is=function(e,t){return t?t===this.name&&("uiElement"===e||"view:uiElement"===e||"element"===e||"view:element"===e):"uiElement"===e||"view:uiElement"===e||"element"===e||"view:element"===e||"node"===e||"view:node"===e};class ao extends Ss{constructor(e,t,i,n){super(e,t,i,n),this.getFillerOffset=lo;}toJSON(){const e=super.toJSON();return e.type="RawElement",e}_insertChild(e,t){if(t&&(t instanceof hs||Array.from(t).length>0))throw new I("view-rawelement-cannot-add",[this,t]);return 0}render(e,t){}}function lo(){return null}ao.prototype.is=function(e,t){return t?t===this.name&&("rawElement"===e||"view:rawElement"===e||"element"===e||"view:element"===e):"rawElement"===e||"view:rawElement"===e||e===this.name||e==="view:"+this.name||"element"===e||"view:element"===e||"node"===e||"view:node"===e};class co extends(z(ds)){document;_children=[];_customProperties=new Map;constructor(e,t){super(),this.document=e,t&&this._insertChild(0,t);}[Symbol.iterator](){return this._children[Symbol.iterator]()}get childCount(){return this._children.length}get isEmpty(){return 0===this.childCount}get root(){return this}get parent(){return null}get name(){}get getFillerOffset(){}getCustomProperty(e){return this._customProperties.get(e)}*getCustomProperties(){yield*this._customProperties.entries();}toJSON(){const e=[];for(const t of this._children)e.push(t.toJSON());return e}_appendChild(e){return this._insertChild(this.childCount,e)}getChild(e){return this._children[e]}getChildIndex(e){return this._children.indexOf(e)}getChildren(){return this._children[Symbol.iterator]()}_insertChild(e,t){this._fireChange("children",this,{index:e});let i=0;const n=function(e,t){if("string"==typeof t)return [new ms(e,t)];Jt(t)||(t=[t]);return Array.from(t).map(t=>"string"==typeof t?new ms(e,t):t instanceof gs?new ms(e,t.data):t)}(this.document,t);for(const t of n)null!==t.parent&&t._remove(),t.parent=this,this._children.splice(e,0,t),e++,i++;return i}_removeChildren(e,t=1){this._fireChange("children",this,{index:e});for(let i=e;i{const i=e[e.length-1],n=!t.is("uiElement");return i&&i.breakAttributes==n?i.nodes.push(t):e.push({breakAttributes:n,nodes:[t]}),e},[]);let n=null,s=e;for(const{nodes:e,breakAttributes:t}of i){const i=this._insertNodes(s,e,t);n||(n=i.start),s=i.end;}return n?new Ns(n,s):new Ns(e)}remove(e){const t=e instanceof Ns?e:Ns._createOn(e);if(_o(t,this.document),t.isCollapsed)return new co(this.document);const{start:i,end:n}=this._breakAttributesRange(t,true),s=i.parent,o=n.offset-i.offset,r=s._removeChildren(i.offset,o);for(const e of r)this._removeFromClonedElementsGroup(e);const a=this.mergeAttributes(i);return t.start=a,t.end=a.clone(),new co(this.document,r)}clear(e,t){_o(e,this.document);const i=e.getWalker({direction:"backward",ignoreElementEnd:true});for(const n of i){const i=n.item;let s;if(i.is("element")&&t.isSimilar(i))s=Ns._createOn(i);else if(!n.nextPosition.isAfter(e.start)&&i.is("$textProxy")){const e=i.getAncestors().find(e=>e.is("element")&&t.isSimilar(e));e&&(s=Ns._createIn(e));}s&&(s.end.isAfter(e.end)&&(s.end=e.end),s.start.isBefore(e.start)&&(s.start=e.start),this.remove(s));}}move(e,t){let i;if(t.isAfter(e.end)){const n=(t=this._breakAttributes(t,true)).parent,s=n.childCount;e=this._breakAttributesRange(e,true),i=this.remove(e),t.offset+=n.childCount-s;}else i=this.remove(e);return this.insert(t,i)}wrap(e,t){if(!(t instanceof Xs))throw new I("view-writer-wrap-invalid-attribute",this.document);if(_o(e,this.document),e.isCollapsed){let n=e.start;n.parent.is("element")&&(i=n.parent,!Array.from(i.getChildren()).some(e=>!e.is("uiElement")))&&(n=n.getLastMatchingPosition(e=>e.item.is("uiElement"))),n=this._wrapPosition(n,t);const s=this.document.selection;return s.isCollapsed&&s.getFirstPosition().isEqual(e.start)&&this.setSelection(n),new Ns(n)}return this._wrapRange(e,t);var i;}unwrap(e,t){if(!(t instanceof Xs))throw new I("view-writer-unwrap-invalid-attribute",this.document);if(_o(e,this.document),e.isCollapsed)return e;const{start:i,end:n}=this._breakAttributesRange(e,true),s=i.parent,o=this._unwrapChildren(s,i.offset,n.offset,t),r=this.mergeAttributes(o.start);r.isEqual(o.start)||o.end.offset--;const a=this.mergeAttributes(o.end);return new Ns(r,a)}rename(e,t){const i=new Vs(this.document,e,t.getAttributes());return this.insert(Fs._createAfter(t),i),this.move(Ns._createIn(t),Fs._createAt(i,0)),this.remove(Ns._createOn(t)),i}clearClonedElementsGroup(e){this._cloneGroups.delete(e);}createPositionAt(e,t){return Fs._createAt(e,t)}createPositionAfter(e){return Fs._createAfter(e)}createPositionBefore(e){return Fs._createBefore(e)}createRange(e,t){return new Ns(e,t)}createRangeOn(e){return Ns._createOn(e)}createRangeIn(e){return Ns._createIn(e)}createSelection(...e){return new zs(...e)}createSlot(e="children"){if(!this._slotFactory)throw new I("view-writer-invalid-create-slot-context",this.document);return this._slotFactory(this,e)}_registerSlotFactory(e){this._slotFactory=e;}_clearSlotFactory(){this._slotFactory=null;}_insertNodes(e,t,i){let n,s;if(n=i?ho(e):e.parent.is("$text")?e.parent.parent:e.parent,!n)throw new I("view-writer-invalid-position-container",this.document);s=i?this._breakAttributes(e,true):e.parent.is("$text")?fo(e):e;const o=n._insertChild(s.offset,t);for(const e of t)this._addToClonedElementsGroup(e);const r=s.getShiftedBy(o),a=this.mergeAttributes(s);a.isEqual(s)||r.offset--;const l=this.mergeAttributes(r);return new Ns(a,l)}_wrapChildren(e,t,i,n){let s=t;const o=[];for(;sfalse,e.parent._insertChild(e.offset,i);const n=new Ns(e,e.getShiftedBy(1));this.wrap(n,t);const s=new Fs(i.parent,i.index);i._remove();const o=s.nodeBefore,r=s.nodeAfter;return o&&o.is("view:$text")&&r&&r.is("view:$text")?po(o,r):go(s)}_breakAttributesRange(e,t=false){const i=e.start,n=e.end;if(_o(e,this.document),e.isCollapsed){const i=this._breakAttributes(e.start,t);return new Ns(i,i)}const s=this._breakAttributes(n,t),o=s.parent.childCount,r=this._breakAttributes(i,t);return s.offset+=s.parent.childCount-o,new Ns(r,s)}_breakAttributes(e,t=false){const i=e.offset,n=e.parent;if(e.parent.is("emptyElement"))throw new I("view-writer-cannot-break-empty-element",this.document);if(e.parent.is("uiElement"))throw new I("view-writer-cannot-break-ui-element",this.document);if(e.parent.is("rawElement"))throw new I("view-writer-cannot-break-raw-element",this.document);if(!t&&n.is("$text")&&vo(n.parent))return e.clone();if(vo(n))return e.clone();if(n.is("$text"))return this._breakAttributes(fo(e),t);if(i==n.childCount){const e=new Fs(n.parent,n.index+1);return this._breakAttributes(e,t)}if(0===i){const e=new Fs(n.parent,n.index);return this._breakAttributes(e,t)}{const e=n.index+1,s=n._clone();n.parent._insertChild(e,s),this._addToClonedElementsGroup(s);const o=n.childCount-i,r=n._removeChildren(i,o);s._appendChild(r);const a=new Fs(n.parent,e);return this._breakAttributes(a,t)}}_addToClonedElementsGroup(e){if(!e.root.is("rootElement"))return;if(e.is("element"))for(const t of e.getChildren())this._addToClonedElementsGroup(t);const t=e.id;if(!t)return;let i=this._cloneGroups.get(t);i||(i=new Set,this._cloneGroups.set(t,i)),i.add(e),e._clonesGroup=i;}_removeFromClonedElementsGroup(e){if(e.is("element"))for(const t of e.getChildren())this._removeFromClonedElementsGroup(t);const t=e.id;if(!t)return;const i=this._cloneGroups.get(t);i&&i.delete(e);}}function ho(e){let t=e.parent;for(;!vo(t);){if(!t)return;t=t.parent;}return t}function mo(e,t){return e.priorityt.priority)&&e.getIdentity()i instanceof e))throw new I("view-writer-insert-invalid-node-type",t);i.is("$text")||wo(i.getChildren(),t);}}function vo(e){return e&&(e.is("containerElement")||e.is("documentFragment"))}function _o(e,t){const i=ho(e.start),n=ho(e.end);if(!i||!n||i!==n)throw new I("view-writer-invalid-range-container",t)}const yo=e=>e.createTextNode(" "),ko=e=>{const t=e.createElement("span");return t.dataset.ckeFiller="true",t.innerText=" ",t},Co=e=>{const t=e.createElement("br");return t.dataset.ckeFiller="true",t},xo=7,Ao="".repeat(7);function Eo(e){return "string"==typeof e?e.substr(0,7)===Ao:mi(e)&&e.data.substr(0,7)===Ao}function To(e){return 7==e.data.length&&Eo(e)}function So(e){const t="string"==typeof e?e:e.data;return Eo(e)?t.slice(7):t}function Io(e){e.document.on("arrowKey",Po,{priority:"low"});}function Po(e,t){if(t.keyCode==Qi.arrowleft){const e=t.domTarget.ownerDocument.defaultView.getSelection();if(1==e.rangeCount&&e.getRangeAt(0).collapsed){const t=e.getRangeAt(0).startContainer,i=e.getRangeAt(0).startOffset;Eo(t)&&i<=7&&e.collapse(t,0);}}}class Vo extends(Dt()){domDocuments=new Set;domConverter;markedAttributes=new Set;markedChildren=new Set;markedTexts=new Set;selection;_inlineFiller=null;_fakeSelectionContainer=null;constructor(e,t){super(),this.domConverter=e,this.selection=t,this.set("isFocused",false),this.set("isSelecting",false),this.set("isComposing",false),n.isBlink&&!n.isAndroid&&this.on("change:isSelecting",()=>{this.isSelecting||this.render();});}markToSync(e,t){if("text"===e)this.domConverter.mapViewToDom(t.parent)&&this.markedTexts.add(t);else {if(!this.domConverter.mapViewToDom(t))return;if("attributes"===e)this.markedAttributes.add(t);else {if("children"!==e)throw new I("view-renderer-unknown-type",this);this.markedChildren.add(t);}}}render(){if(this.isComposing&&!n.isAndroid)return;let e=null;const t=!(n.isBlink&&!n.isAndroid)||!this.isSelecting;for(const e of this.markedChildren)this._updateChildrenMappings(e);t?(this._inlineFiller&&!this._isSelectionInInlineFiller()&&this._removeInlineFiller(),this._inlineFiller?e=this._getInlineFillerPosition():this._needsInlineFillerAtSelection()&&(e=this.selection.getFirstPosition(),this.markedChildren.add(e.parent))):this._inlineFiller&&this._inlineFiller.parentNode&&(e=this.domConverter.domPositionToView(this._inlineFiller),e&&e.parent.is("$text")&&(e=Fs._createBefore(e.parent)));for(const e of this.markedAttributes)this._updateAttrs(e);for(const t of this.markedChildren)this._updateChildren(t,{inlineFillerPosition:e});for(const t of this.markedTexts)!this.markedChildren.has(t.parent)&&this.domConverter.mapViewToDom(t.parent)&&this._updateText(t,{inlineFillerPosition:e});if(t)if(e){const t=this.domConverter.viewPositionToDom(e),i=t.parent.ownerDocument;Eo(t.parent)?this._inlineFiller=t.parent:this._inlineFiller=Oo(i,t.parent,t.offset);}else this._inlineFiller=null;this._updateFocus(),this._updateSelection(),this.domConverter._clearTemporaryCustomProperties(),this.markedTexts.clear(),this.markedAttributes.clear(),this.markedChildren.clear();}_updateChildrenMappings(e){const t=this.domConverter.mapViewToDom(e);if(!t)return;const i=Array.from(t.childNodes),n=Array.from(this.domConverter.viewChildrenToDom(e,{withChildren:false})),s=this._diffNodeLists(i,n),o=this._findUpdateActions(s,i,n,Ro);if(-1!==o.indexOf("update")){const t={equal:0,insert:0,delete:0};for(const s of o)if("update"===s){const s=t.equal+t.insert,o=t.equal+t.delete,r=e.getChild(s);!r||r.is("uiElement")||r.is("rawElement")||this._updateElementMappings(r,i[o]),Bi(n[s]),t.equal++;}else t[s]++;}}_updateElementMappings(e,t){this.domConverter.unbindDomElement(t),this.domConverter.bindElements(t,e),this.markedChildren.add(e),this.markedAttributes.add(e);}_getInlineFillerPosition(){const e=this.selection.getFirstPosition();return e.parent.is("$text")?Fs._createBefore(e.parent):e}_isSelectionInInlineFiller(){if(1!=this.selection.rangeCount||!this.selection.isCollapsed)return false;const e=this.selection.getFirstPosition(),t=this.domConverter.viewPositionToDom(e);return !!(t&&mi(t.parent)&&Eo(t.parent))}_removeInlineFiller(){const e=this._inlineFiller;if(!Eo(e))throw new I("view-renderer-filler-was-lost",this);To(e)?e.remove():e.data=e.data.substr(7),this._inlineFiller=null;}_needsInlineFillerAtSelection(){if(1!=this.selection.rangeCount||!this.selection.isCollapsed)return false;const e=this.selection.getFirstPosition(),t=e.parent,i=e.offset;if(!this.domConverter.mapViewToDom(t.root))return false;if(!t.is("element"))return false;if(!function(e){if("false"==e.getAttribute("contenteditable"))return false;const t=e.findAncestor(e=>e.hasAttribute("contenteditable"));return !t||"true"==t.getAttribute("contenteditable")}(t))return false;const s=e.nodeBefore,o=e.nodeAfter;return !(s instanceof ms||o instanceof ms)&&(!!(i!==t.getFillerOffset()||s&&s.is("element","br"))&&(!n.isAndroid||!s&&!o))}_updateText(e,t){const i=this.domConverter.findCorrespondingDomText(e);let n=this.domConverter.viewToDom(e).data;const s=t.inlineFillerPosition;s&&s.parent==e.parent&&s.offset==e.index&&(n=Ao+n),this._updateTextNode(i,n);}_updateAttrs(e){const t=this.domConverter.mapViewToDom(e);if(t){for(const i of Array.from(t.attributes)){const n=i.name;e.hasAttribute(n)||this.domConverter.removeDomElementAttribute(t,n);}for(const i of e.getAttributeKeys())this.domConverter.setDomElementAttribute(t,i,e.getAttribute(i),e);}}_updateChildren(e,t){const i=this.domConverter.mapViewToDom(e);if(!i)return;if(n.isAndroid){let e=null;for(const t of Array.from(i.childNodes)){if(e&&mi(e)&&mi(t)){i.normalize();break}e=t;}}const s=t.inlineFillerPosition,o=i.childNodes,r=Array.from(this.domConverter.viewChildrenToDom(e,{bind:true}));s&&s.parent===e&&Oo(i.ownerDocument,r,s.offset);const a=this._diffNodeLists(o,r),l=this._findUpdateActions(a,o,r,Bo);let c=0;const u=new Set;for(const e of l)"delete"===e?(u.add(o[c]),Bi(o[c])):"equal"!==e&&"update"!==e||c++;c=0;for(const e of l)"insert"===e?(Ei(i,c,r[c]),c++):"update"===e?(this._updateTextNode(o[c],r[c].data),c++):"equal"===e&&(this._markDescendantTextToSync(this.domConverter.domToView(r[c])),c++);for(const e of u)e.parentNode||this.domConverter.unbindDomElement(e);}_diffNodeLists(e,t){return b(e=function(e,t){const i=Array.from(e);if(0==i.length||!t)return i;i[i.length-1]==t&&i.pop();return i}(e,this._fakeSelectionContainer),t,Mo.bind(null,this.domConverter))}_findUpdateActions(e,t,i,n){if(-1===e.indexOf("insert")||-1===e.indexOf("delete"))return e;let s=[],o=[],r=[];const a={equal:0,insert:0,delete:0};for(const l of e)"insert"===l?r.push(i[a.equal+a.insert]):"delete"===l?o.push(t[a.equal+a.delete]):(s=s.concat(b(o,r,n).map(e=>"equal"===e?"update":e)),s.push("equal"),o=[],r=[]),a[l]++;return s.concat(b(o,r,n).map(e=>"equal"===e?"update":e))}_updateTextNode(e,t){const i=e.data;i!=t&&(n.isAndroid&&this.isComposing&&i.replace(/\u00A0/g," ")==t.replace(/\u00A0/g," ")||this._updateTextNodeInternal(e,t));}_updateTextNodeInternal(e,t){const i=g(e.data,t);for(const t of i)"insert"===t.type?e.insertData(t.index,t.values.join("")):e.deleteData(t.index,t.howMany);}_markDescendantTextToSync(e){if(e)if(e.is("$text"))this.markedTexts.add(e);else if(e.is("element"))for(const t of e.getChildren())this._markDescendantTextToSync(t);}_updateSelection(){if(n.isBlink&&!n.isAndroid&&this.isSelecting&&!this.markedChildren.size)return;if(0===this.selection.rangeCount)return this._removeDomSelection(),void this._removeFakeSelection();const e=this.domConverter.mapViewToDom(this.selection.editableElement);this.isFocused&&e?this.selection.isFake?this._updateFakeSelection(e):this._fakeSelectionContainer&&this._fakeSelectionContainer.isConnected?(this._removeFakeSelection(),this._updateDomSelection(e)):this.isComposing&&n.isAndroid||this._updateDomSelection(e):!this.selection.isFake&&this._fakeSelectionContainer&&this._fakeSelectionContainer.isConnected&&this._removeFakeSelection();}_updateFakeSelection(e){const t=e.ownerDocument;this._fakeSelectionContainer||(this._fakeSelectionContainer=function(e){const t=e.createElement("div");return t.className="ck-fake-selection-container",Object.assign(t.style,{position:"fixed",top:0,left:"-9999px",width:"42px"}),t.textContent=" ",t}(t));const i=this._fakeSelectionContainer;if(this.domConverter.bindFakeSelection(i,this.selection),!this._fakeSelectionNeedsUpdate(e))return;i.parentElement&&i.parentElement==e||e.appendChild(i),i.textContent=this.selection.fakeSelectionLabel||" ";const n=t.getSelection(),s=t.createRange();n.removeAllRanges(),s.selectNodeContents(i),n.addRange(s);}_updateDomSelection(e){const t=e.ownerDocument.defaultView.getSelection();if(!this._domSelectionNeedsUpdate(t))return;const i=this.domConverter.viewPositionToDom(this.selection.anchor),s=this.domConverter.viewPositionToDom(this.selection.focus);t.setBaseAndExtent(i.parent,i.offset,s.parent,s.offset),n.isGecko&&function(e,t){let i=e.parent,n=e.offset;mi(i)&&To(i)&&(n=Ai(i)+1,i=i.parentNode);if(i.nodeType!=Node.ELEMENT_NODE||n!=i.childNodes.length-1)return;const s=i.childNodes[n];s&&"BR"==s.tagName&&t.addRange(t.getRangeAt(0));}(s,t);}_domSelectionNeedsUpdate(e){if(!this.domConverter.isDomSelectionCorrect(e))return true;const t=e&&this.domConverter.domSelectionToView(e);return (!t||!this.selection.isEqual(t))&&!(!this.selection.isCollapsed&&this.selection.isSimilar(t))}_fakeSelectionNeedsUpdate(e){const t=this._fakeSelectionContainer,i=e.ownerDocument.getSelection();return !t||t.parentElement!==e||(i.anchorNode!==t&&!t.contains(i.anchorNode)||t.textContent!==this.selection.fakeSelectionLabel)}_removeDomSelection(){for(const e of this.domDocuments){const t=e.getSelection();if(t.rangeCount){const i=e.activeElement,n=this.domConverter.mapDomToView(i);i&&n&&t.removeAllRanges();}}}_removeFakeSelection(){const e=this._fakeSelectionContainer;e&&e.remove();}_updateFocus(){if(this.isFocused){const e=this.selection.editableElement;e&&this.domConverter.focus(e);}}}function Oo(e,t,i){const n=t instanceof Array?t:t.childNodes,s=n[i];if(mi(s))return s.data=Ao+s.data,s;{const s=e.createTextNode(Ao);return Array.isArray(t)?n.splice(i,0,s):Ei(t,i,s),s}}function Ro(e,t){return ei(e)&&ei(t)&&!mi(e)&&!mi(t)&&!Ti(e)&&!Ti(t)&&e.tagName.toLowerCase()===t.tagName.toLowerCase()}function Bo(e,t){return ei(e)&&ei(t)&&mi(e)&&mi(t)}function Mo(e,t,i){return t===i||(mi(t)&&mi(i)?t.data===i.data:!(!e.isBlockFiller(t)||!e.isBlockFiller(i)))}const Lo=Co(exports.global.document),Fo=yo(exports.global.document),No=ko(exports.global.document),Do="data-ck-unsafe-attribute-",zo="data-ck-unsafe-element";class Ho{document;renderingMode;blockFillerMode;preElements;blockElements;inlineObjectElements;unsafeElements;_domDocument;_domToViewMapping=new WeakMap;_viewToDomMapping=new WeakMap;_fakeSelectionMapping=new WeakMap;_rawContentElementMatcher=new vs;_inlineObjectElementMatcher=new vs;_elementsWithTemporaryCustomProperties=new Set;constructor(t,{blockFillerMode:i,renderingMode:n="editing"}={}){this.document=t,this.renderingMode=n,this.blockFillerMode=i||("editing"===n?"br":"nbsp"),this.preElements=["pre","textarea"],this.blockElements=["address","article","aside","blockquote","caption","center","dd","details","dir","div","dl","dt","fieldset","figcaption","figure","footer","form","h1","h2","h3","h4","h5","h6","header","hgroup","legend","li","main","menu","nav","ol","p","pre","section","summary","table","tbody","td","tfoot","th","thead","tr","ul"],this.inlineObjectElements=["object","iframe","input","button","textarea","select","option","video","embed","audio","img","canvas"],this.unsafeElements=["script","style"],this._domDocument="editing"===this.renderingMode?exports.global.document:exports.global.document.implementation.createHTMLDocument("");}get domDocument(){return this._domDocument}bindFakeSelection(e,t){this._fakeSelectionMapping.set(e,new zs(t));}fakeSelectionToView(e){return this._fakeSelectionMapping.get(e)}bindElements(e,t){this._domToViewMapping.set(e,t),this._viewToDomMapping.set(t,e);}unbindDomElement(e){const t=this._domToViewMapping.get(e);if(t){this._domToViewMapping.delete(e),this._viewToDomMapping.delete(t);for(const t of e.children)this.unbindDomElement(t);}}bindDocumentFragments(e,t){this._domToViewMapping.set(e,t),this._viewToDomMapping.set(t,e);}shouldRenderAttribute(e,t,i){return "data"===this.renderingMode||!(e=e.toLowerCase()).startsWith("on")&&(("srcdoc"!==e||!t.match(/\bon\S+\s*=|javascript:|<\s*\/*script/i))&&("img"===i&&("src"===e||"srcset"===e)||("source"===i&&"srcset"===e||!t.match(/^\s*(javascript:|data:(image\/svg|text\/x?html))/i))))}setContentOf(e,t){if("data"===this.renderingMode)return void(e.innerHTML=t);const i=(new DOMParser).parseFromString(t,"text/html"),n=i.createDocumentFragment(),s=i.body.childNodes;for(;s.length>0;)n.appendChild(s[0]);const o=i.createTreeWalker(n,NodeFilter.SHOW_ELEMENT),r=[];let a;for(;a=o.nextNode();)r.push(a);for(const e of r){for(const t of e.getAttributeNames())this.setDomElementAttribute(e,t,e.getAttribute(t));const t=e.tagName.toLowerCase();this._shouldRenameElement(t)&&(Ko(t),e.replaceWith(this._createReplacementDomElement(t,e)));}for(;e.firstChild;)e.firstChild.remove();e.append(n);}viewToDom(e,t={}){if(e.is("$text")){const t=this._processDataFromViewText(e);return this._domDocument.createTextNode(t)}{const i=e;if(this.mapViewToDom(i)){if(!i.getCustomProperty("editingPipeline:doNotReuseOnce"))return this.mapViewToDom(i);this._elementsWithTemporaryCustomProperties.add(i);}let n;if(i.is("documentFragment"))n=this._domDocument.createDocumentFragment(),t.bind&&this.bindDocumentFragments(n,i);else {if(i.is("uiElement"))return n="$comment"===i.name?this._domDocument.createComment(i.getCustomProperty("$rawContent")):i.render(this._domDocument,this),t.bind&&this.bindElements(n,i),n;this._shouldRenameElement(i.name)?(Ko(i.name),n=this._createReplacementDomElement(i.name)):n=i.hasAttribute("xmlns")?this._domDocument.createElementNS(i.getAttribute("xmlns"),i.name):this._domDocument.createElement(i.name),i.is("rawElement")&&i.render(n,this),t.bind&&this.bindElements(n,i);for(const e of i.getAttributeKeys())this.setDomElementAttribute(n,e,i.getAttribute(e),i);}if(false!==t.withChildren)for(const e of this.viewChildrenToDom(i,t))n instanceof HTMLTemplateElement?n.content.appendChild(e):n.appendChild(e);return n}}setDomElementAttribute(e,t,i,n){const s=this.shouldRenderAttribute(t,i,e.tagName.toLowerCase())||n&&n.shouldRenderUnsafeAttribute(t);s||P("domconverter-unsafe-attribute-detected",{domElement:e,key:t,value:i}),Si(t)?(e.hasAttribute(t)&&!s?e.removeAttribute(t):e.hasAttribute(Do+t)&&s&&e.removeAttribute(Do+t),e.setAttribute(s?t:Do+t,i)):P("domconverter-invalid-attribute-detected",{domElement:e,key:t,value:i});}removeDomElementAttribute(e,t){t!=zo&&(e.removeAttribute(t),e.removeAttribute(Do+t));}*viewChildrenToDom(e,t={}){const i=e.getFillerOffset&&e.getFillerOffset();let n=0;for(const s of e.getChildren()){i===n&&(yield this._getBlockFiller());const e=s.is("element")&&!!s.getCustomProperty("dataPipeline:transparentRendering")&&!fn(s.getAttributes());if(e&&"data"==this.renderingMode)if(s.is("rawElement")){const e=this._domDocument.createElement(s.name);s.render(e,this),yield*[...e.childNodes];}else yield*this.viewChildrenToDom(s,t);else e&&P("domconverter-transparent-rendering-unsupported-in-editing-pipeline",{viewElement:s}),yield this.viewToDom(s,t);n++;}i===n&&(yield this._getBlockFiller());}viewRangeToDom(e){const t=this.viewPositionToDom(e.start),i=this.viewPositionToDom(e.end),n=this._domDocument.createRange();return n.setStart(t.parent,t.offset),n.setEnd(i.parent,i.offset),n}viewPositionToDom(e){const t=e.parent;if(t.is("$text")){const i=this.findCorrespondingDomText(t);if(!i)return null;let n=e.offset;return Eo(i)&&(n+=7),i.data&&n>i.data.length&&(n=i.data.length),{parent:i,offset:n}}{let i,n,s;if(0===e.offset){if(i=this.mapViewToDom(t),!i)return null;s=i.childNodes[0];}else {const t=e.nodeBefore;if(n=t.is("$text")?this.findCorrespondingDomText(t):this.mapViewToDom(t),!n)return null;i=n.parentNode,s=n.nextSibling;}if(mi(s)&&Eo(s))return {parent:s,offset:7};return {parent:i,offset:n?Ai(n)+1:0}}}domToView(e,t={}){const i=[],n=this._domToView(e,t,i),s=n.next().value;return s?(n.next(),this._processDomInlineNodes(null,i,t),"br"==this.blockFillerMode&&Wo(s)||s.is("$text")&&0==s.data.length?null:s):null}*domChildrenToView(e,t={},i=[]){let n=[];n=e instanceof HTMLTemplateElement?[...e.content.childNodes]:[...e.childNodes];for(let s=0;s{const{scrollLeft:t,scrollTop:i}=e;o.push([t,i]);}),i.focus({preventScroll:true}),qo(i,e=>{const[t,i]=o.shift();e.scrollLeft=t,e.scrollTop=i;}),exports.global.window.scrollTo(n,s);}_clearDomSelection(){const e=this.mapViewToDom(this.document.selection.editableElement);if(!e)return;const t=e.ownerDocument.defaultView.getSelection(),i=this.domSelectionToView(t);i&&i.rangeCount>0&&t.removeAllRanges();}isElement(e){return e&&e.nodeType==Node.ELEMENT_NODE}isDocumentFragment(e){return e&&e.nodeType==Node.DOCUMENT_FRAGMENT_NODE}isBlockFiller(e){return "br"==this.blockFillerMode?e.isEqualNode(Lo):!!Go(e,this.blockElements)||(e.isEqualNode(No)||function(e,t){const i=e.isEqualNode(Fo);return i&&Uo(e,t)&&1===e.parentNode.childNodes.length}(e,this.blockElements))}isDomSelectionBackward(e){if(e.isCollapsed)return false;const t=this._domDocument.createRange();try{t.setStart(e.anchorNode,e.anchorOffset),t.setEnd(e.focusNode,e.focusOffset);}catch{return false}const i=t.collapsed;return t.detach(),i}getHostViewElement(e){const t=ai(e);for(t.pop();t.length;){const e=t.pop(),i=this._domToViewMapping.get(e);if(i&&(i.is("uiElement")||i.is("rawElement")))return i}return null}isDomSelectionCorrect(e){return this._isDomSelectionPositionCorrect(e.anchorNode,e.anchorOffset)&&this._isDomSelectionPositionCorrect(e.focusNode,e.focusOffset)}registerRawContentMatcher(e){this._rawContentElementMatcher.add(e);}registerInlineObjectMatcher(e){this._inlineObjectElementMatcher.add(e);}_clearTemporaryCustomProperties(){for(const e of this._elementsWithTemporaryCustomProperties)e._removeCustomProperty("editingPipeline:doNotReuseOnce");this._elementsWithTemporaryCustomProperties.clear();}_getBlockFiller(){switch(this.blockFillerMode){case "nbsp":return yo(this._domDocument);case "markedNbsp":return ko(this._domDocument);case "br":return Co(this._domDocument)}}_isDomSelectionPositionCorrect(e,t){if(mi(e)&&Eo(e)&&t<7)return false;if(this.isElement(e)&&Eo(e.childNodes[t]))return false;const i=this.mapDomToView(e);return !i||!i.is("uiElement")&&!i.is("rawElement")}*_domToView(e,t,i){if("br"!=this.blockFillerMode&&Go(e,this.blockElements))return null;const n=this.getHostViewElement(e);if(n)return n;if(Ti(e)&&t.skipComments)return null;if(mi(e)){if(To(e))return null;{const t=e.data;if(""===t)return null;const n=new ms(this.document,t);return i.push(n),n}}{let n=this.mapDomToView(e);if(n)return this._isInlineObjectElement(n)&&i.push(n),n;if(this.isDocumentFragment(e))n=new co(this.document),t.bind&&this.bindDocumentFragments(e,n);else {n=this._createViewElement(e,t),t.bind&&this.bindElements(e,n);const s=e.attributes;if(s)for(let e=s.length,t=0;t0?t[e-1]:null,l=e+1e.is("element")&&t.includes(e.name))}(e,this.preElements))return true;for(const t of e.getAncestors({parentFirst:true}))if(t.is("element")&&t.hasStyle("white-space")&&"inherit"!==t.getStyle("white-space"))return ["pre","pre-wrap","break-spaces"].includes(t.getStyle("white-space"));return false}_getTouchingInlineViewNode(e,t){const i=new Ls({startPosition:t?Fs._createAfter(e):Fs._createBefore(e),direction:t?"forward":"backward"});for(const{item:e}of i){if(e.is("$textProxy"))return e;if(!e.is("element")||!e.getCustomProperty("dataPipeline:transparentRendering")){if(e.is("element","br"))return null;if(this._isInlineObjectElement(e))return e;if(e.is("containerElement")||this._isBlockViewElement(e))return null}}return null}_isBlockDomElement(e){return this.isElement(e)&&this.blockElements.includes(e.tagName.toLowerCase())}_isBlockViewElement(e){return e.is("element")&&this.blockElements.includes(e.name)}_isInlineObjectElement(e){return !!e.is("element")&&("br"==e.name||this.inlineObjectElements.includes(e.name)||!!this._inlineObjectElementMatcher.match(e))}_createViewElement(e,t){if(Ti(e))return new so(this.document,"$comment");const i=t.keepOriginalCase?e.tagName:e.tagName.toLowerCase();return new Ss(this.document,i)}_isViewElementWithRawContent(e,t){return false!==t.withChildren&&e.is("element")&&!!this._rawContentElementMatcher.match(e)}_shouldRenameElement(e){const t=e.toLowerCase();return "editing"===this.renderingMode&&this.unsafeElements.includes(t)}_createReplacementDomElement(e,t){const i=this._domDocument.createElement("span");if(i.setAttribute(zo,e),t){for(;t.firstChild;)i.appendChild(t.firstChild);for(const e of t.getAttributeNames())i.setAttribute(e,t.getAttribute(e));}return i}}function qo(e,t){let i=e;for(;i;)t(i),i=i.parentElement;}function Uo(e,t){const i=e.parentNode;return !!i&&!!i.tagName&&t.includes(i.tagName.toLowerCase())}function $o(e,t,i){return " "==t&&e&&e.is("element")&&1==e.childCount&&i.includes(e.name)}function jo(e,t){return " "==t&&e&&e.is("element","span")&&1==e.childCount&&e.hasAttribute("data-cke-filler")}function Wo(e){return e.is("element","br")&&e.hasAttribute("data-cke-filler")}function Go(e,t){return "BR"===e.tagName&&Uo(e,t)&&1===e.parentNode.childNodes.length}function Ko(e){"script"===e&&P("domconverter-unsafe-script-element-detected"),"style"===e&&P("domconverter-unsafe-style-element-detected");}class Jo extends(ni()){view;document;_isEnabled=false;constructor(e){super(),this.view=e,this.document=e.document;}get isEnabled(){return this._isEnabled}enable(){this._isEnabled=true;}disable(){this._isEnabled=false;}destroy(){this.disable(),this.stopListening();}checkShouldIgnoreEventFromTarget(e){return e&&3===e.nodeType&&(e=e.parentNode),!(!e||1!==e.nodeType)&&e.matches("[data-cke-ignore-events], [data-cke-ignore-events] *")}}class Qo{view;document;domEvent;domTarget;constructor(e,t,i){this.view=e,this.document=e.document,this.domEvent=t,this.domTarget=t.target,gt(this,i);}get target(){return this.view.domConverter.mapDomToView(this.domTarget)}preventDefault(){this.domEvent.preventDefault();}stopPropagation(){this.domEvent.stopPropagation();}}class Yo extends Jo{useCapture=false;usePassive=false;observe(e){("string"==typeof this.domEventType?[this.domEventType]:this.domEventType).forEach(t=>{this.listenTo(e,t,(e,t)=>{this.isEnabled&&!this.checkShouldIgnoreEventFromTarget(t.target)&&this.onDomEvent(t);},{useCapture:this.useCapture,usePassive:this.usePassive});});}stopObserving(e){this.stopListening(e);}fire(e,t,i){this.isEnabled&&this.document.fire(e,new Qo(this.view,t,i));}}class Zo extends Yo{domEventType=["keydown","keyup"];onDomEvent(e){const t={keyCode:e.keyCode,altKey:e.altKey,ctrlKey:e.ctrlKey,shiftKey:e.shiftKey,metaKey:e.metaKey,get keystroke(){return Zi(this)}};this.fire(e.type,e,t);}}class Xo extends Jo{_fireSelectionChangeDoneDebounced;constructor(e){super(e),this._fireSelectionChangeDoneDebounced=tt(e=>{this.document.fire("selectionChangeDone",e);},200);}observe(){const e=this.document;e.on("arrowKey",(t,i)=>{e.selection.isFake&&this.isEnabled&&i.preventDefault();},{context:"$capture"}),e.on("arrowKey",(t,i)=>{e.selection.isFake&&this.isEnabled&&this._handleSelectionMove(i.keyCode);},{priority:"lowest"});}stopObserving(){}destroy(){super.destroy(),this._fireSelectionChangeDoneDebounced.cancel();}_handleSelectionMove(e){const t=this.document.selection,i=new zs(t.getRanges(),{backward:t.isBackward,fake:false});e!=Qi.arrowleft&&e!=Qi.arrowup||i.setTo(i.getFirstPosition()),e!=Qi.arrowright&&e!=Qi.arrowdown||i.setTo(i.getLastPosition());const n={oldSelection:t,newSelection:i,domSelection:null};this.document.fire("selectionChange",n),this._fireSelectionChangeDoneDebounced(n);}}let er=class extends Jo{domConverter;_config;_domElements;_mutationObserver;constructor(e){super(e),this._config={childList:true,characterData:true,subtree:true},this.domConverter=e.domConverter,this._domElements=new Set,this._mutationObserver=new window.MutationObserver(this._onMutations.bind(this));}flush(){this._onMutations(this._mutationObserver.takeRecords());}observe(e){this._domElements.add(e),this.isEnabled&&this._mutationObserver.observe(e,this._config);}stopObserving(e){if(this._domElements.delete(e),this.isEnabled){this._mutationObserver.disconnect();for(const e of this._domElements)this._mutationObserver.observe(e,this._config);}}enable(){super.enable();for(const e of this._domElements)this._mutationObserver.observe(e,this._config);}disable(){super.disable(),this._mutationObserver.disconnect();}destroy(){super.destroy(),this._mutationObserver.disconnect();}_onMutations(e){if(0===e.length)return;const t=this.domConverter,i=new Set,n=new Set;for(const i of e){const e=t.mapDomToView(i.target);e&&(e.is("uiElement")||e.is("rawElement")||"childList"!==i.type||this._isBogusBrMutation(i)||n.add(e));}for(const s of e){const e=t.mapDomToView(s.target);if((!e||!e.is("uiElement")&&!e.is("rawElement"))&&"characterData"===s.type){const e=t.findCorrespondingViewText(s.target);e&&!n.has(e.parent)?i.add(e):!e&&Eo(s.target)&&n.add(t.mapDomToView(s.target.parentNode));}}const s=[];for(const e of i)s.push({type:"text",node:e});for(const e of n){const i=t.mapViewToDom(e);Et(Array.from(e.getChildren()),Array.from(t.domChildrenToView(i,{withChildren:false})),tr)||s.push({type:"children",node:e});}s.length&&this.document.fire("mutations",{mutations:s});}_isBogusBrMutation(e){let t=null;return null===e.nextSibling&&0===e.removedNodes.length&&1==e.addedNodes.length&&(t=this.domConverter.domToView(e.addedNodes[0],{withChildren:false})),t&&t.is("element","br")}};function tr(e,t){if(!Array.isArray(e))return e===t||!(!e.is("$text")||!t.is("$text"))&&e.data===t.data}class ir extends Yo{_renderTimeoutId=null;_isFocusChanging=false;domEventType=["focus","blur"];constructor(e){super(e),this.useCapture=true;const t=this.document;t.on("focus",()=>this._handleFocus()),t.on("blur",(e,t)=>this._handleBlur(t)),t.on("beforeinput",()=>{t.isFocused||this._handleFocus();},{priority:"highest"});}flush(){this._isFocusChanging&&(this._isFocusChanging=false,this.document.isFocused=true);}onDomEvent(e){this.fire(e.type,e);}destroy(){this._clearTimeout(),super.destroy();}_handleFocus(){this._clearTimeout(),this._isFocusChanging=true,this._renderTimeoutId=setTimeout(()=>{this._renderTimeoutId=null,this.flush(),this.view.change(()=>{});},50);}_handleBlur(e){const t=this.document.selection.editableElement;null!==t&&t!==e.target||(this.document.isFocused=false,this._isFocusChanging=false,this.view.change(()=>{}));}_clearTimeout(){this._renderTimeoutId&&(clearTimeout(this._renderTimeoutId),this._renderTimeoutId=null);}}class nr extends Jo{mutationObserver;focusObserver;selection;domConverter;_documents=new WeakSet;_fireSelectionChangeDoneDebounced;_clearInfiniteLoopInterval;_documentIsSelectingInactivityTimeoutDebounced;_loopbackCounter=0;_pendingSelectionChange=new Set;constructor(e){super(e),this.mutationObserver=e.getObserver(er),this.focusObserver=e.getObserver(ir),this.selection=this.document.selection,this.domConverter=e.domConverter,this._fireSelectionChangeDoneDebounced=tt(e=>{this.document.fire("selectionChangeDone",e);},200),this._clearInfiniteLoopInterval=setInterval(()=>this._clearInfiniteLoop(),1e3),this._documentIsSelectingInactivityTimeoutDebounced=tt(()=>this.document.isSelecting=false,5e3),this.view.document.on("change:isFocused",(e,t,i)=>{if(i&&this._pendingSelectionChange.size){for(const e of Array.from(this._pendingSelectionChange))this._handleSelectionChange(e);this._pendingSelectionChange.clear();}});}observe(e){const t=e.ownerDocument,i=()=>{this.document.isSelecting&&(this._handleSelectionChange(t),this.document.isSelecting=false,this._documentIsSelectingInactivityTimeoutDebounced.cancel());};this.listenTo(e,"selectstart",()=>{this.document.isSelecting=true,this._documentIsSelectingInactivityTimeoutDebounced();},{priority:"highest"}),this.listenTo(e,"keydown",i,{priority:"highest",useCapture:true}),this.listenTo(e,"keyup",i,{priority:"highest",useCapture:true}),this._documents.has(t)||(this.listenTo(t,"mouseup",i,{priority:"highest",useCapture:true}),this.listenTo(t,"selectionchange",()=>{this.document.isComposing&&!n.isAndroid||(this._handleSelectionChange(t),this._documentIsSelectingInactivityTimeoutDebounced());}),this.listenTo(this.view.document,"compositionstart",()=>{this._handleSelectionChange(t);},{priority:"lowest"}),this._documents.add(t));}stopObserving(e){this.stopListening(e);}destroy(){super.destroy(),clearInterval(this._clearInfiniteLoopInterval),this._fireSelectionChangeDoneDebounced.cancel(),this._documentIsSelectingInactivityTimeoutDebounced.cancel();}_reportInfiniteLoop(){}_handleSelectionChange(e){if(!this.isEnabled)return;const t=e.defaultView.getSelection();if(this.checkShouldIgnoreEventFromTarget(t.anchorNode))return;this.mutationObserver.flush();const i=this.domConverter.domSelectionToView(t);if(0!=i.rangeCount)if(this.view.hasDomSelection=true,this.focusObserver.flush(),this.view.document.isFocused||this.view.document.isReadOnly){if(this._pendingSelectionChange.delete(e),!this.selection.isEqual(i)||!this.domConverter.isDomSelectionCorrect(t))if(++this._loopbackCounter>60)this._reportInfiniteLoop();else if(function(e){return Array.from(e.getRanges()).flatMap(e=>[e.start.root,e.end.root]).every(e=>e&&e.is("rootElement"))}(i))if(this.selection.isSimilar(i))this.view.forceRender();else {const e={oldSelection:this.selection,newSelection:i,domSelection:t};this.document.fire("selectionChange",e),this._fireSelectionChangeDoneDebounced(e);}else this.view.forceRender();}else this._pendingSelectionChange.add(e);else this.view.hasDomSelection=false;}_clearInfiniteLoop(){this._loopbackCounter=0;}}class sr extends Yo{domEventType=["compositionstart","compositionupdate","compositionend"];constructor(e){super(e);const t=this.document;t.on("compositionstart",()=>{t.isComposing=true;}),t.on("compositionend",()=>{t.isComposing=false;});}onDomEvent(e){this.fire(e.type,e,{data:e.data});}}class or{_files;_native;constructor(e,t={}){this._files=t.cacheFiles?rr(e):null,this._native=e;}get files(){return this._files||(this._files=rr(this._native)),this._files}get types(){return this._native.types}getData(e){return this._native.getData(e)}setData(e,t){this._native.setData(e,t);}set effectAllowed(e){this._native.effectAllowed=e;}get effectAllowed(){return this._native.effectAllowed}set dropEffect(e){this._native.dropEffect=e;}get dropEffect(){return this._native.dropEffect}setDragImage(e,t,i){this._native.setDragImage(e,t,i);}get isCanceled(){return "none"==this._native.dropEffect||!!this._native.mozUserCancelled}}function rr(e){const t=Array.from(e.files||[]),i=Array.from(e.items||[]);return t.length?t:i.filter(e=>"file"===e.kind).map(e=>e.getAsFile())}class ar extends Yo{domEventType="beforeinput";onDomEvent(e){const t=e.getTargetRanges(),i=this.view,s=i.document;let o=null,r=null,a=[];if(e.dataTransfer&&(o=new or(e.dataTransfer)),null!==e.data?r=e.data:o&&(r=o.getData("text/plain")),s.selection.isFake)a=Array.from(s.selection.getRanges()),e.preventDefault();else if(t.length)a=t.map(t=>{let n=i.domConverter.domPositionToView(t.startContainer,t.startOffset);const s=i.domConverter.domPositionToView(t.endContainer,t.endOffset);if(n&&Eo(t.startContainer)&&t.startOffset<7){e.preventDefault();let i=7-t.startOffset;n=n.getLastMatchingPosition(e=>!(!e.item.is("attributeElement")&&!e.item.is("uiElement"))||!(!e.item.is("$textProxy")||!i--),{direction:"backward",singleCharacters:true});}return function(e,t){for(;e.parentNode;){if(mi(e)){if(t!=e.data.length)return false}else if(t!=e.childNodes.length)return false;if((t=Ai(e)+1)<(e=e.parentNode).childNodes.length&&Eo(e.childNodes[t]))return true}return false}(t.endContainer,t.endOffset)&&e.preventDefault(),n?i.createRange(n,s):s?i.createRange(s):void 0}).filter(e=>!!e);else if(n.isAndroid){const t=e.target.ownerDocument.defaultView.getSelection();a=Array.from(i.domConverter.domSelectionToView(t).getRanges());}if(n.isAndroid&&"insertCompositionText"==e.inputType&&r&&r.endsWith("\n"))this.fire(e.type,e,{inputType:"insertParagraph",targetRanges:[i.createRange(a[0].end)]});else {if(["insertText","insertReplacementText"].includes(e.inputType)&&r&&r.includes("\n")){const t=r.split(/\n{1,2}/g);let i=a;e.preventDefault();for(let n=0;n{if(this.isEnabled&&tn(t.keyCode)){const i=new qs(this.document,"arrowKey",this.document.selection.getFirstRange());this.document.fire(i,t),i.stop.called&&e.stop();}});}observe(){}stopObserving(){}}class cr extends Jo{constructor(e){super(e);const t=this.document;t.on("keydown",(e,i)=>{if(!this.isEnabled||i.keyCode!=Qi.tab||i.ctrlKey)return;const n=new qs(t,"tab",t.selection.getFirstRange());t.fire(n,i),n.stop.called&&e.stop();});}observe(){}stopObserving(){}}class ur extends(Dt()){document;domConverter;domRoots=new Map;_renderer;_initialDomRootAttributes=new WeakMap;_observers=new Map;_writer;_ongoingChange=false;_postFixersInProgress=false;_renderingDisabled=false;_hasChangedSinceTheLastRendering=false;constructor(e){super(),this.document=new Zs(e),this.domConverter=new Ho(this.document),this.set("isRenderingInProgress",false),this.set("hasDomSelection",false),this._renderer=new Vo(this.domConverter,this.document.selection),this._renderer.bind("isFocused","isSelecting","isComposing").to(this.document,"isFocused","isSelecting","isComposing"),this._writer=new uo(this.document),this.addObserver(er),this.addObserver(ir),this.addObserver(nr),this.addObserver(Zo),this.addObserver(Xo),this.addObserver(sr),this.addObserver(lr),this.addObserver(ar),this.addObserver(cr),Io(this),oo(this),this.on("render",()=>{this._render(),this.document.fire("layoutChanged"),this._hasChangedSinceTheLastRendering=false;}),this.listenTo(this.document.selection,"change",()=>{this._hasChangedSinceTheLastRendering=true;}),this.listenTo(this.document,"change:isFocused",()=>{this._hasChangedSinceTheLastRendering=true;}),n.isiOS&&this.listenTo(this.document,"blur",(e,t)=>{this.domConverter.mapDomToView(t.domEvent.relatedTarget)||this.domConverter._clearDomSelection();}),this.listenTo(this.document,"mutations",(e,{mutations:t})=>{t.forEach(e=>this._renderer.markToSync(e.type,e.node));},{priority:"low"}),this.listenTo(this.document,"mutations",()=>{this.forceRender();},{priority:"lowest"});}attachDomRoot(e,t="main"){const i=this.document.getRoot(t);i._name=e.tagName.toLowerCase();const n={};for(const{name:t,value:s}of Array.from(e.attributes))n[t]=s,"class"===t?this._writer.addClass(s.split(" "),i):i.hasAttribute(t)||this._writer.setAttribute(t,s,i);this._initialDomRootAttributes.set(e,n);const s=()=>{this._writer.setAttribute("contenteditable",(!i.isReadOnly).toString(),i),i.isReadOnly?this._writer.addClass("ck-read-only",i):this._writer.removeClass("ck-read-only",i);};s(),this.domRoots.set(t,e),this.domConverter.bindElements(e,i),this._renderer.markToSync("children",i),this._renderer.markToSync("attributes",i),this._renderer.domDocuments.add(e.ownerDocument),i.on("change:children",(e,t)=>this._renderer.markToSync("children",t)),i.on("change:attributes",(e,t)=>this._renderer.markToSync("attributes",t)),i.on("change:text",(e,t)=>this._renderer.markToSync("text",t)),i.on("change:isReadOnly",()=>this.change(s)),i.on("change",()=>{this._hasChangedSinceTheLastRendering=true;});for(const i of this._observers.values())i.observe(e,t);}detachDomRoot(e){const t=this.domRoots.get(e);Array.from(t.attributes).forEach(({name:e})=>t.removeAttribute(e));const i=this._initialDomRootAttributes.get(t);for(const e in i)t.setAttribute(e,i[e]);this.domRoots.delete(e),this.domConverter.unbindDomElement(t);for(const e of this._observers.values())e.stopObserving(t);}getDomRoot(e="main"){return this.domRoots.get(e)}addObserver(e){let t=this._observers.get(e);if(t)return t;t=new e(this),this._observers.set(e,t);for(const[e,i]of this.domRoots)t.observe(i,e);return t.enable(),t}getObserver(e){return this._observers.get(e)}disableObservers(){for(const e of this._observers.values())e.disable();}enableObservers(){for(const e of this._observers.values())e.enable();}scrollToTheSelection({alignToTop:e,forceScroll:t,viewportOffset:i=20,ancestorOffset:n=20}={}){const s=this.document.selection.getFirstRange();if(!s)return;const o=Fe({alignToTop:e,forceScroll:t,viewportOffset:i,ancestorOffset:n});"number"==typeof i&&(i={top:i,bottom:i,left:i,right:i});const r={target:this.domConverter.viewRangeToDom(s),viewportOffset:i,ancestorOffset:n,alignToTop:e,forceScroll:t};this.fire("scrollToTheSelection",r,o),Li(r);}focus(){if(!this.document.isFocused){const e=this.document.selection.editableElement;e&&(this.domConverter.focus(e),this.forceRender());}}change(e){if(this.isRenderingInProgress||this._postFixersInProgress)throw new I("cannot-change-view-tree",this);try{if(this._ongoingChange)return e(this._writer);this._ongoingChange=!0;const t=e(this._writer);return this._ongoingChange=!1,!this._renderingDisabled&&this._hasChangedSinceTheLastRendering&&(this._postFixersInProgress=!0,this.document._callPostFixers(this._writer),this._postFixersInProgress=!1,this.fire("render")),t}catch(e){I.rethrowUnexpectedError(e,this);}}forceRender(){this._hasChangedSinceTheLastRendering=true,this.getObserver(ir).flush(),this.change(()=>{});}destroy(){for(const e of this._observers.values())e.destroy();this.document.destroy(),this.stopListening();}createPositionAt(e,t){return Fs._createAt(e,t)}createPositionAfter(e){return Fs._createAfter(e)}createPositionBefore(e){return Fs._createBefore(e)}createRange(e,t){return new Ns(e,t)}createRangeOn(e){return Ns._createOn(e)}createRangeIn(e){return Ns._createIn(e)}createSelection(...e){return new zs(...e)}_disableRendering(e){this._renderingDisabled=e,0==e&&this.change(()=>{});}_render(){this.isRenderingInProgress=true,this.disableObservers(),this._renderer.render(),this.enableObservers(),this.isRenderingInProgress=false;}}class dr{is(){throw new Error("is() method is abstract")}}class hr extends dr{textNode;data;offsetInText;constructor(e,t,i){if(super(),this.textNode=e,t<0||t>e.offsetSize)throw new I("model-textproxy-wrong-offsetintext",this);if(i<0||t+i>e.offsetSize)throw new I("model-textproxy-wrong-length",this);this.data=e.data.substring(t,t+i),this.offsetInText=t;}get startOffset(){return null!==this.textNode.startOffset?this.textNode.startOffset+this.offsetInText:null}get offsetSize(){return this.data.length}get endOffset(){return null!==this.startOffset?this.startOffset+this.offsetSize:null}get isPartial(){return this.offsetSize!==this.textNode.offsetSize}get parent(){return this.textNode.parent}get root(){return this.textNode.root}getPath(){const e=this.textNode.getPath();return e.length>0&&(e[e.length-1]+=this.offsetInText),e}getAncestors(e={}){const t=[];let i=e.includeSelf?this:this.parent;for(;i;)t[e.parentFirst?"push":"unshift"](i),i=i.parent;return t}hasAttribute(e){return this.textNode.hasAttribute(e)}getAttribute(e){return this.textNode.getAttribute(e)}getAttributes(){return this.textNode.getAttributes()}getAttributeKeys(){return this.textNode.getAttributeKeys()}}hr.prototype.is=function(e){return "$textProxy"===e||"model:$textProxy"===e||"textProxy"===e||"model:textProxy"===e};class mr{direction;boundaries;singleCharacters;shallow;ignoreElementEnd;_position;_boundaryStartParent;_boundaryEndParent;_visitedParent;constructor(e){if(!e||!e.boundaries&&!e.startPosition)throw new I("model-tree-walker-no-start-position",null);const t=e.direction||"forward";if("forward"!=t&&"backward"!=t)throw new I("model-tree-walker-unknown-direction",e,{direction:t});this.direction=t,this.boundaries=e.boundaries||null,e.startPosition?this._position=e.startPosition.clone():this._position=fr._createAt(this.boundaries["backward"==this.direction?"end":"start"]),this.position.stickiness="toNone",this.singleCharacters=!!e.singleCharacters,this.shallow=!!e.shallow,this.ignoreElementEnd=!!e.ignoreElementEnd,this._boundaryStartParent=this.boundaries?this.boundaries.start.parent:null,this._boundaryEndParent=this.boundaries?this.boundaries.end.parent:null,this._visitedParent=this.position.parent;}[Symbol.iterator](){return this}get position(){return this._position}skip(e){let t,i,n,s;do{n=this.position,s=this._visitedParent,({done:t,value:i}=this.next());}while(!t&&e(i));t||(this._position=n,this._visitedParent=s);}jumpTo(e){this._boundaryStartParent&&e.isBefore(this.boundaries.start)?e=this.boundaries.start:this._boundaryEndParent&&e.isAfter(this.boundaries.end)&&(e=this.boundaries.end),this._position=e.clone(),this._visitedParent=e.parent;}next(){return "forward"==this.direction?this._next():this._previous()}_next(){const e=this.position,t=this.position.clone(),i=this._visitedParent;if(null===i.parent&&t.offset===i.maxOffset)return {done:true,value:void 0};if(i===this._boundaryEndParent&&t.offset==this.boundaries.end.offset)return {done:true,value:void 0};const n=pr(t,i),s=n||br(t,i,n);if(s&&s.is("model:element")){if(this.shallow){if(this.boundaries&&this.boundaries.end.isBefore(t))return {done:true,value:void 0};t.offset++;}else t.path.push(0),this._visitedParent=s;return this._position=t,gr("elementStart",s,e,t,1)}if(s&&s.is("model:$text")){let n;if(this.singleCharacters)n=1;else {let e=s.endOffset;this._boundaryEndParent==i&&this.boundaries.end.offsete&&(e=this.boundaries.start.offset),n=t.offset-e;}const s=t.offset-o.startOffset,r=new hr(o,s-n,n);return t.offset-=n,this._position=t,gr("text",r,e,t,n)}return t.path.pop(),this._position=t,this._visitedParent=i.parent,gr("elementStart",i,e,t,1)}}function gr(e,t,i,n,s){return {done:false,value:{type:e,item:t,previousPosition:i,nextPosition:n,length:s}}}class fr extends dr{root;path;stickiness;constructor(e,t,i="toNone"){if(super(),!e.is("element")&&!e.is("documentFragment"))throw new I("model-position-root-invalid",e);if(!Array.isArray(t)||0===t.length)throw new I("model-position-path-incorrect-format",e,{path:t});e.is("rootElement")?t=t.slice():(t=[...e.getPath(),...t],e=e.root),this.root=e,this.path=t,this.stickiness=i;}get offset(){return this.path[this.path.length-1]}set offset(e){this.path[this.path.length-1]=e;}get parent(){let e=this.root;for(let t=0;t1)return false;if(1===t)return vr(e,this,i);if(-1===t)return vr(this,e,i)}return this.path.length===e.path.length||(this.path.length>e.path.length?_r(this.path,t):_r(e.path,t))}hasSameParentAs(e){if(this.root!==e.root)return false;return "same"==Kt(this.getParentPath(),e.getParentPath())}getTransformedByOperation(e){let t;switch(e.type){case "insert":t=this._getTransformedByInsertOperation(e);break;case "move":case "remove":case "reinsert":t=this._getTransformedByMoveOperation(e);break;case "split":t=this._getTransformedBySplitOperation(e);break;case "merge":t=this._getTransformedByMergeOperation(e);break;default:t=fr._createAt(this);}return t}_getTransformedByInsertOperation(e){return this._getTransformedByInsertion(e.position,e.howMany)}_getTransformedByMoveOperation(e){return this._getTransformedByMove(e.sourcePosition,e.targetPosition,e.howMany)}_getTransformedBySplitOperation(e){const t=e.movedRange;return t.containsPosition(this)||t.start.isEqual(this)&&"toNext"==this.stickiness?this._getCombined(e.splitPosition,e.moveTargetPosition):e.graveyardPosition?this._getTransformedByMove(e.graveyardPosition,e.insertionPosition,1):this._getTransformedByInsertion(e.insertionPosition,1)}_getTransformedByMergeOperation(e){const t=e.movedRange;let i;return t.containsPosition(this)||t.start.isEqual(this)?(i=this._getCombined(e.sourcePosition,e.targetPosition),e.sourcePosition.isBefore(e.targetPosition)&&(i=i._getTransformedByDeletion(e.deletionPosition,1))):i=this.isEqual(e.deletionPosition)?fr._createAt(e.deletionPosition):this._getTransformedByMove(e.deletionPosition,e.graveyardPosition,1),i}_getTransformedByDeletion(e,t){const i=fr._createAt(this);if(this.root!=e.root)return i;if("same"==Kt(e.getParentPath(),this.getParentPath())){if(e.offsetthis.offset)return null;i.offset-=t;}}else if("prefix"==Kt(e.getParentPath(),this.getParentPath())){const n=e.path.length-1;if(e.offset<=this.path[n]){if(e.offset+t>this.path[n])return null;i.path[n]-=t;}}return i}_getTransformedByInsertion(e,t){const i=fr._createAt(this);if(this.root!=e.root)return i;if("same"==Kt(e.getParentPath(),this.getParentPath()))(e.offset=t;){if(e.path[n]+s!==i.maxOffset)return false;s=1,n--,i=i.parent;}return true}(e,i+1))}function _r(e,t){for(;tt+1;){const t=n.maxOffset-i.offset;0!==t&&e.push(new yr(i,i.getShiftedBy(t))),i.path=i.path.slice(0,-1),i.offset++,n=n.parent;}for(;i.path.length<=this.end.path.length;){const t=this.end.path[i.path.length-1],n=t-i.offset;0!==n&&e.push(new yr(i,i.getShiftedBy(n))),i.offset=t,i.path.push(0);}return e}getWalker(e={}){return e.boundaries=this,new mr(e)}*getItems(e={}){e.boundaries=this,e.ignoreElementEnd=true;const t=new mr(e);for(const e of t)yield e.item;}*getPositions(e={}){e.boundaries=this;const t=new mr(e);yield t.position;for(const e of t)yield e.nextPosition;}getTransformedByOperation(e){switch(e.type){case "insert":return this._getTransformedByInsertOperation(e);case "move":case "remove":case "reinsert":return this._getTransformedByMoveOperation(e);case "split":return [this._getTransformedBySplitOperation(e)];case "merge":return [this._getTransformedByMergeOperation(e)]}return [new yr(this.start,this.end)]}getTransformedByOperations(e){const t=[new yr(this.start,this.end)];for(const i of e)for(let e=0;e0?new this(i,n):new this(n,i)}static _createIn(e){return new this(fr._createAt(e,0),fr._createAt(e,e.maxOffset))}static _createOn(e){return this._createFromPositionAndShift(fr._createBefore(e),e.offsetSize)}static _createFromRanges(e){if(0===e.length)throw new I("range-create-from-ranges-empty-array",null);if(1==e.length)return e[0].clone();const t=e[0];e.sort((e,t)=>e.start.isAfter(t.start)?1:-1);const i=e.indexOf(t),n=new this(t.start,t.end);for(let t=i-1;t>=0&&e[t].end.isEqual(n.start);t--)n.start=fr._createAt(e[t].start);for(let t=i+1;t{if(t.viewPosition)return;const i=this._modelToViewMapping.get(t.modelPosition.parent);if(!i)throw new I("mapping-model-position-view-parent-not-found",this,{modelPosition:t.modelPosition});t.viewPosition=this.findPositionIn(i,t.modelPosition.offset);},{priority:"low"}),this.on("viewToModelPosition",(e,t)=>{if(t.modelPosition)return;const i=this.findMappedViewAncestor(t.viewPosition),n=this._viewToModelMapping.get(i),s=this._toModelOffset(t.viewPosition.parent,t.viewPosition.offset,i);t.modelPosition=fr._createAt(n,s);},{priority:"low"});}bindElements(e,t){this._modelToViewMapping.set(e,t),this._viewToModelMapping.set(t,e);}unbindViewElement(e,t={}){const i=this.toModelElement(e);if(this._elementToMarkerNames.has(e))for(const t of this._elementToMarkerNames.get(e))this._unboundMarkerNames.add(t);if(t.defer)this._deferredBindingRemovals.set(e,e.root);else {this._viewToModelMapping.delete(e)&&this._cache.stopTracking(e),this._modelToViewMapping.get(i)==e&&this._modelToViewMapping.delete(i);}}unbindModelElement(e){const t=this.toViewElement(e);if(this._modelToViewMapping.delete(e),this._viewToModelMapping.get(t)==e){this._viewToModelMapping.delete(t)&&this._cache.stopTracking(t);}}bindElementToMarker(e,t){const i=this._markerNameToElements.get(t)||new Set;i.add(e);const n=this._elementToMarkerNames.get(e)||new Set;n.add(t),this._markerNameToElements.set(t,i),this._elementToMarkerNames.set(e,n);}unbindElementFromMarkerName(e,t){const i=this._markerNameToElements.get(t);i&&(i.delete(e),0==i.size&&this._markerNameToElements.delete(t));const n=this._elementToMarkerNames.get(e);n&&(n.delete(t),0==n.size&&this._elementToMarkerNames.delete(e));}flushUnboundMarkerNames(){const e=Array.from(this._unboundMarkerNames);return this._unboundMarkerNames.clear(),e}flushDeferredBindings(){for(const[e,t]of this._deferredBindingRemovals)e.root==t&&this.unbindViewElement(e);this._deferredBindingRemovals=new Map;}clearBindings(){this._modelToViewMapping=new WeakMap,this._viewToModelMapping=new WeakMap,this._markerNameToElements=new Map,this._elementToMarkerNames=new Map,this._unboundMarkerNames=new Set,this._deferredBindingRemovals=new Map;}toModelElement(e){return this._viewToModelMapping.get(e)}toViewElement(e){return this._modelToViewMapping.get(e)}toModelRange(e){return new yr(this.toModelPosition(e.start),this.toModelPosition(e.end))}toViewRange(e){return new Ns(this.toViewPosition(e.start),this.toViewPosition(e.end))}toModelPosition(e){const t={viewPosition:e,mapper:this};return this.fire("viewToModelPosition",t),t.modelPosition}toViewPosition(e,t={}){const i={modelPosition:e,mapper:this,isPhantom:t.isPhantom};return this.fire("modelToViewPosition",i),i.viewPosition}markerNameToElements(e){const t=this._markerNameToElements.get(e);if(!t)return null;const i=new Set;for(const e of t)if(e.is("attributeElement"))for(const t of e.getElementsWithSameId())i.add(t);else i.add(e);return i}registerViewToModelLength(e,t){this._viewToModelLengthCallbacks.set(e,t);}findMappedViewAncestor(e){let t=e.parent;for(;!this._viewToModelMapping.has(t);)t=t.parent;return t}_toModelOffset(e,t,i){if(i!=e){return this._toModelOffset(e.parent,e.index,i)+this._toModelOffset(e,t,e)}if(e.is("$text"))return t;let n=0;for(let i=0;i0;){const e=t.pop(),n=e.name&&this._viewToModelLengthCallbacks.size>0&&this._viewToModelLengthCallbacks.get(e.name);if(n)i+=n(e);else if(this._viewToModelMapping.has(e))i+=1;else if(e.is("$text"))i+=e.data.length;else {if(e.is("uiElement"))continue;for(const i of e.getChildren())t.push(i);}}return i}findPositionIn(e,t){if(0===t)return this._moveViewPositionToTextNode(new Fs(e,0));if(0==this._viewToModelLengthCallbacks.size&&this._viewToModelMapping.has(e)){const i=this._cache.getClosest(e,t);return this._findPositionStartingFrom(i.viewPosition,i.modelOffset,t,e,true)}return this._findPositionStartingFrom(new Fs(e,0),0,t,e,false)}_findPositionStartingFrom(e,t,i,n,s){let o,r=e.parent,a=e.offset;if(r.is("$text"))return new Fs(r,i-t);let l=t,c=0;for(;l{this._clearCacheInsideParent(t,i.index);};_invalidateOnTextChangeCallback=(e,t)=>{this._clearCacheAfter(t);};save(e,t,i,n){const s=this._cachedMapping.get(i),o=s.cacheMap.get(n);if(o){const i=e.getChild(t-1),n=o.viewPosition.nodeBefore?this._nodeToCacheListIndex.get(o.viewPosition.nodeBefore):0;return void this._nodeToCacheListIndex.set(i,n)}const r={viewPosition:new Fs(e,t),modelOffset:n};s.maxModelOffset=n>s.maxModelOffset?n:s.maxModelOffset,s.cacheMap.set(n,r);let a=s.cacheList.length-1;for(;a>=0&&s.cacheList[a].modelOffset>n;)a--;if(s.cacheList.splice(a+1,0,r),t>0){const i=e.getChild(t-1);this._nodeToCacheListIndex.set(i,a+1);}}getClosest(e,t){const i=this._cachedMapping.get(e);let n;if(i)if(t>i.maxModelOffset)n=i.cacheList[i.cacheList.length-1];else {const e=i.cacheMap.get(t);n=e||this._findInCacheList(i.cacheList,t);}else n=this.startTracking(e);return {modelOffset:n.modelOffset,viewPosition:n.viewPosition.clone()}}startTracking(e){const t={viewPosition:new Fs(e,0),modelOffset:0},i={maxModelOffset:0,cacheList:[t],cacheMap:new Map([[0,t]])};return this._cachedMapping.set(e,i),e.on("change:children",this._invalidateOnChildrenChangeCallback),e.on("change:text",this._invalidateOnTextChangeCallback),t}stopTracking(e){e.off("change:children",this._invalidateOnChildrenChangeCallback),e.off("change:text",this._invalidateOnTextChangeCallback),this._cachedMapping.delete(e);}_clearCacheInsideParent(e,t){if(0==t)this._cachedMapping.has(e)?this._clearCacheAll(e):this._clearCacheInsideParent(e.parent,e.index);else {const i=e.getChild(t-1);this._clearCacheAfter(i);}}_clearCacheAll(e){const t=this._cachedMapping.get(e);t.maxModelOffset>0&&(t.maxModelOffset=0,t.cacheList.length=1,t.cacheMap.clear(),t.cacheMap.set(0,t.cacheList[0]));}_clearCacheAfter(e){const t=this._nodeToCacheListIndex.get(e);if(void 0===t){const t=e.parent;return void(this._cachedMapping.has(t)||this._clearCacheInsideParent(t.parent,t.index))}let i=e.parent;for(;!this._cachedMapping.has(i);)i=i.parent;this._clearCacheFromCacheIndex(i,t);}_clearCacheFromCacheIndex(e,t){0===t&&(t=1);const i=this._cachedMapping.get(e),n=i.cacheList[t-1];if(!n)return;i.maxModelOffset=n.modelOffset;const s=i.cacheList.splice(t);for(const e of s){i.cacheMap.delete(e.modelOffset);const t=e.viewPosition.nodeBefore;this._nodeToCacheListIndex.delete(t);}}_findInCacheList(e,t){let i=0,n=e.length-1,s=n-i>>1,o=e[s];for(;i>1),o=e[s];return o.modelOffset<=t?o:e[s-1]}}class xr{_consumable=new Map;_textProxyRegistry=new Map;add(e,t){t=Ar(t),e instanceof hr&&(e=this._getSymbolForTextProxy(e)),this._consumable.has(e)||this._consumable.set(e,new Map),this._consumable.get(e).set(t,true);}consume(e,t){return t=Ar(t),e instanceof hr&&(e=this._getSymbolForTextProxy(e)),!!this.test(e,t)&&(this._consumable.get(e).set(t,false),true)}test(e,t){t=Ar(t),e instanceof hr&&(e=this._getSymbolForTextProxy(e));const i=this._consumable.get(e);if(void 0===i)return null;const n=i.get(t);return void 0===n?null:n}revert(e,t){t=Ar(t),e instanceof hr&&(e=this._getSymbolForTextProxy(e));const i=this.test(e,t);return false===i?(this._consumable.get(e).set(t,true),true):true!==i&&null}verifyAllConsumed(e){const t=[];for(const[i,n]of this._consumable)for(const[s,o]of n){const n=s.split(":")[0];o&&e==n&&t.push({event:s,item:i.name||i.description});}if(t.length)throw new I("conversion-model-consumable-not-consumed",null,{items:t})}_getSymbolForTextProxy(e){let t=null;const i=this._textProxyRegistry.get(e.startOffset);if(i){const n=i.get(e.endOffset);n&&(t=n.get(e.parent));}return t||(t=this._addSymbolForTextProxy(e)),t}_addSymbolForTextProxy(e){const t=e.startOffset,i=e.endOffset,n=e.parent,s=Symbol("$textProxy:"+e.data);let o,r;return o=this._textProxyRegistry.get(t),o||(o=new Map,this._textProxyRegistry.set(t,o)),r=o.get(i),r||(r=new Map,o.set(i,r)),r.set(n,s),s}}function Ar(e){const t=e.split(":");return "insert"==t[0]?t[0]:"addMarker"==t[0]||"removeMarker"==t[0]?e:t.length>1?t[0]+":"+t[1]:t[0]}class Er extends(z()){_conversionApi;_firedEventsMap;constructor(e){super(),this._conversionApi={dispatcher:this,...e},this._firedEventsMap=new WeakMap;}convertChanges(e,t,i){const n=e.getRefreshedItems(),s=this._createConversionApi(i,n);for(const t of e.getMarkersToRemove())this._convertMarkerRemove(t.name,t.range,s);const o=this._reduceChanges(e.getChanges(),n);for(const e of o)"insert"===e.type?this._convertInsert(yr._createFromPositionAndShift(e.position,e.length),s):"reinsert"===e.type?this._convertReinsert(yr._createFromPositionAndShift(e.position,e.length),s):"remove"===e.type?this._convertRemove(e.position,e.length,e.name,s):this._convertAttribute(e.range,e.attributeKey,e.attributeOldValue,e.attributeNewValue,s);s.mapper.flushDeferredBindings();for(const e of s.mapper.flushUnboundMarkerNames()){const i=t.get(e).getRange();this._convertMarkerRemove(e,i,s),this._convertMarkerAdd(e,i,s);}for(const t of e.getMarkersToAdd())this._convertMarkerAdd(t.name,t.range,s);s.consumable.verifyAllConsumed("insert");}convert(e,t,i,n={}){const s=this._createConversionApi(i,void 0,n);this._convertInsert(e,s);for(const[e,i]of t)this._convertMarkerAdd(e,i,s);s.consumable.verifyAllConsumed("insert");}convertSelection(e,t,i){const n=this._createConversionApi(i);this.fire("cleanSelection",{selection:e},n);const s=e.getFirstPosition().root;if(!n.mapper.toViewElement(s))return;const o=Array.from(t.getMarkersAtPosition(e.getFirstPosition()));if(this._addConsumablesForSelection(n.consumable,e,o),this.fire("selection",{selection:e},n),e.isCollapsed){for(const t of o)if(n.consumable.test(e,"addMarker:"+t.name)){const i=t.getRange();if(!Tr(e.getFirstPosition(),t,n.mapper))continue;const s={item:e,markerName:t.name,markerRange:i};this.fire(`addMarker:${t.name}`,s,n);}for(const t of e.getAttributeKeys())if(n.consumable.test(e,"attribute:"+t)){const i={item:e,range:e.getFirstRange(),attributeKey:t,attributeOldValue:null,attributeNewValue:e.getAttribute(t)};this.fire(`attribute:${t}:$text`,i,n);}}}_convertInsert(e,t,i={}){i.doNotAddConsumables||this._addConsumablesForInsert(t.consumable,e);for(const i of e.getWalker({shallow:true}))this._testAndFire("insert",Sr(i),t);}_convertRemove(e,t,i,n){this.fire(`remove:${i}`,{position:e,length:t},n);}_convertAttribute(e,t,i,n,s){this._addConsumablesForRange(s.consumable,e,`attribute:${t}`);for(const o of e){const e={item:o.item,range:yr._createFromPositionAndShift(o.previousPosition,o.length),attributeKey:t,attributeOldValue:i,attributeNewValue:n};this._testAndFire(`attribute:${t}`,e,s);}}_convertReinsert(e,t){const i=Array.from(e.getWalker({shallow:true}));this._addConsumablesForInsert(t.consumable,i);for(const e of i.map(Sr))this.fire(`remove:${e.item.is("element")?e.item.name:"$text"}`,{position:e.range.start,length:e.item.offsetSize,reconversion:true},t),this._testAndFire("insert",{...e,reconversion:true},t);}_convertMarkerAdd(e,t,i){if("$graveyard"==t.root.rootName)return;const n=`addMarker:${e}`;if(i.consumable.add(t,n),this.fire(n,{markerName:e,markerRange:t},i),i.consumable.consume(t,n)){this._addConsumablesForRange(i.consumable,t,n);for(const s of t.getItems()){if(!i.consumable.test(s,n))continue;const o={item:s,range:yr._createOn(s),markerName:e,markerRange:t};this.fire(n,o,i);}}}_convertMarkerRemove(e,t,i){"$graveyard"!=t.root.rootName&&this.fire(`removeMarker:${e}`,{markerName:e,markerRange:t},i);}_reduceChanges(e,t){const i={changes:e,refreshedItems:t};return this.fire("reduceChanges",i),i.changes}_addConsumablesForInsert(e,t){for(const i of t){const t=i.item;if(null===e.test(t,"insert")){e.add(t,"insert");for(const i of t.getAttributeKeys())e.add(t,"attribute:"+i);}}return e}_addConsumablesForRange(e,t,i){for(const n of t.getItems())e.add(n,i);return e}_addConsumablesForSelection(e,t,i){e.add(t,"selection");for(const n of i)e.add(t,"addMarker:"+n.name);for(const i of t.getAttributeKeys())e.add(t,"attribute:"+i);return e}_testAndFire(e,t,i){const n=function(e,t){const i=t.item.is("element")?t.item.name:"$text";return `${e}:${i}`}(e,t),s=t.item.is("$textProxy")?i.consumable._getSymbolForTextProxy(t.item):t.item,o=this._firedEventsMap.get(i),r=o.get(s);if(r){if(r.has(n))return;r.add(n);}else o.set(s,new Set([n]));this.fire(n,t,i);}_testAndFireAddAttributes(e,t){const i={item:e,range:yr._createOn(e)};for(const e of i.item.getAttributeKeys())i.attributeKey=e,i.attributeOldValue=null,i.attributeNewValue=i.item.getAttribute(e),this._testAndFire(`attribute:${e}`,i,t);}_createConversionApi(e,t=new Set,i={}){const n={...this._conversionApi,consumable:new xr,writer:e,options:i,convertItem:e=>this._convertInsert(yr._createOn(e),n),convertChildren:e=>this._convertInsert(yr._createIn(e),n,{doNotAddConsumables:true}),convertAttributes:e=>this._testAndFireAddAttributes(e,n),canReuseView:e=>!t.has(n.mapper.toModelElement(e))};return this._firedEventsMap.set(n,new Map),n}}function Tr(e,t,i){const n=t.getRange(),s=Array.from(e.getAncestors());s.shift(),s.reverse();const o=s.some(e=>{if(n.containsItem(e)){return !!i.toViewElement(e).getCustomProperty("addHighlight")}});return !o}function Sr(e){return {item:e.item,range:yr._createFromPositionAndShift(e.previousPosition,e.length)}}class Ir extends dr{parent=null;_attrs;_index=null;_startOffset=null;constructor(e){super(),this._attrs=Cn(e);}get document(){return null}get index(){return this._index}get startOffset(){return this._startOffset}get offsetSize(){return 1}get endOffset(){return null===this.startOffset?null:this.startOffset+this.offsetSize}get nextSibling(){const e=this.index;return null!==e&&this.parent.getChild(e+1)||null}get previousSibling(){const e=this.index;return null!==e&&this.parent.getChild(e-1)||null}get root(){let e=this;for(;e.parent;)e=e.parent;return e}isAttached(){return null!==this.parent&&this.root.isAttached()}getPath(){const e=[];let t=this;for(;t.parent;)e.unshift(t.startOffset),t=t.parent;return e}getAncestors(e={}){const t=[];let i=e.includeSelf?this:this.parent;for(;i;)t[e.parentFirst?"push":"unshift"](i),i=i.parent;return t}getCommonAncestor(e,t={}){const i=this.getAncestors(t),n=e.getAncestors(t);let s=0;for(;i[s]==n[s]&&i[s];)s++;return 0===s?null:i[s-1]}isBefore(e){if(this==e)return false;if(this.root!==e.root)return false;const t=this.getPath(),i=e.getPath(),n=Kt(t,i);switch(n){case "prefix":return true;case "extension":return false;default:return t[n](e[t[0]]=t[1],e),{})),e}_clone(e){return new this.constructor(this._attrs)}_remove(){this.parent._removeChildren(this.index);}_setAttribute(e,t){this._attrs.set(e,t);}_setAttributesTo(e){this._attrs=Cn(e);}_removeAttribute(e){return this._attrs.delete(e)}_clearAttributes(){this._attrs.clear();}}Ir.prototype.is=function(e){return "node"===e||"model:node"===e};class Pr extends(z(dr)){_lastRangeBackward=false;_attrs=new Map;_ranges=[];constructor(...e){super(),e.length&&this.setTo(...e);}get anchor(){if(this._ranges.length>0){const e=this._ranges[this._ranges.length-1];return this._lastRangeBackward?e.end:e.start}return null}get focus(){if(this._ranges.length>0){const e=this._ranges[this._ranges.length-1];return this._lastRangeBackward?e.start:e.end}return null}get isCollapsed(){return 1===this._ranges.length&&this._ranges[0].isCollapsed}get rangeCount(){return this._ranges.length}get isBackward(){return !this.isCollapsed&&this._lastRangeBackward}isEqual(e){if(this.rangeCount!=e.rangeCount)return false;if(0===this.rangeCount)return true;if(!this.anchor.isEqual(e.anchor)||!this.focus.isEqual(e.focus))return false;for(const t of this._ranges){let i=false;for(const n of e._ranges)if(t.isEqual(n)){i=true;break}if(!i)return false}return true}*getRanges(){for(const e of this._ranges)yield new yr(e.start,e.end);}getFirstRange(){let e=null;for(const t of this._ranges)e&&!t.start.isBefore(e.start)||(e=t);return e?new yr(e.start,e.end):null}getLastRange(){let e=null;for(const t of this._ranges)e&&!t.end.isAfter(e.end)||(e=t);return e?new yr(e.start,e.end):null}getFirstPosition(){const e=this.getFirstRange();return e?e.start.clone():null}getLastPosition(){const e=this.getLastRange();return e?e.end.clone():null}setTo(...e){let[t,i,n]=e;if("object"==typeof i&&(n=i,i=void 0),null===t)this._setRanges([]);else if(t instanceof Pr)this._setRanges(t.getRanges(),t.isBackward);else if(t&&"function"==typeof t.getRanges)this._setRanges(t.getRanges(),t.isBackward);else if(t instanceof yr)this._setRanges([t],!!n&&!!n.backward);else if(t instanceof fr)this._setRanges([new yr(t)]);else if(t instanceof Ir){const e=!!n&&!!n.backward;let s;if("in"==i)s=yr._createIn(t);else if("on"==i)s=yr._createOn(t);else {if(void 0===i)throw new I("model-selection-setto-required-second-parameter",[this,t]);s=new yr(fr._createAt(t,i));}this._setRanges([s],e);}else {if(!Jt(t))throw new I("model-selection-setto-not-selectable",[this,t]);this._setRanges(t,n&&!!n.backward);}}_setRanges(e,t=false){const i=Array.from(e),n=i.some(t=>{if(!(t instanceof yr))throw new I("model-selection-set-ranges-not-range",[this,e]);return this._ranges.every(e=>!e.isEqual(t))});(i.length!==this._ranges.length||n)&&(this._replaceAllRanges(i),this._lastRangeBackward=!!t,this.fire("change:range",{directChange:true}));}setFocus(e,t){if(null===this.anchor)throw new I("model-selection-setfocus-no-ranges",[this,e]);const i=fr._createAt(e,t);if("same"==i.compareWith(this.focus))return;const n=this.anchor;this._ranges.length&&this._popRange(),"before"==i.compareWith(n)?(this._pushRange(new yr(i,n)),this._lastRangeBackward=true):(this._pushRange(new yr(n,i)),this._lastRangeBackward=false),this.fire("change:range",{directChange:true});}getAttribute(e){return this._attrs.get(e)}getAttributes(){return this._attrs.entries()}getAttributeKeys(){return this._attrs.keys()}hasAttribute(e){return this._attrs.has(e)}removeAttribute(e){this.hasAttribute(e)&&(this._attrs.delete(e),this.fire("change:attribute",{attributeKeys:[e],directChange:true}));}setAttribute(e,t){this.getAttribute(e)!==t&&(this._attrs.set(e,t),this.fire("change:attribute",{attributeKeys:[e],directChange:true}));}getSelectedElement(){return 1!==this.rangeCount?null:this.getFirstRange().getContainedElement()}*getSelectedBlocks(){const e=new WeakSet;for(const t of this.getRanges()){const i=Rr(t.start,e);Mr(i,t)&&(yield i);const n=t.getWalker();for(const i of n){const s=i.item;"elementEnd"==i.type&&Or(s,e,t)?yield s:"elementStart"==i.type&&s.is("model:element")&&s.root.document.model.schema.isBlock(s)&&n.jumpTo(fr._createAt(s,"end"));}const s=Rr(t.end,e);Lr(s,t)&&(yield s);}}containsEntireContent(e=this.anchor.root){const t=fr._createAt(e,0),i=fr._createAt(e,"end");return t.isTouching(this.getFirstPosition())&&i.isTouching(this.getLastPosition())}toJSON(){const e={ranges:Array.from(this.getRanges()).map(e=>e.toJSON())},t=Object.fromEntries(this.getAttributes());return Object.keys(t).length&&(e.attributes=t),this.isBackward&&(e.isBackward=true),e}_pushRange(e){this._checkRange(e),this._ranges.push(new yr(e.start,e.end));}_checkRange(e){for(let t=0;t0;)this._popRange();}_popRange(){this._ranges.pop();}}function Vr(e,t){return !t.has(e)&&(t.add(e),e.root.document.model.schema.isBlock(e)&&!!e.parent)}function Or(e,t,i){return Vr(e,t)&&Br(e,i)}function Rr(e,t){const i=e.parent.root.document.model.schema,n=e.parent.getAncestors({parentFirst:true,includeSelf:true});let s=false;const o=n.find(e=>!s&&(s=i.isLimit(e),!s&&Vr(e,t)));return n.forEach(e=>t.add(e)),o}function Br(e,t){const i=function(e){const t=e.root.document.model.schema;let i=e.parent;for(;i;){if(t.isBlock(i))return i;i=i.parent;}}(e);if(!i)return true;return !t.containsRange(yr._createOn(i),true)}function Mr(e,t){return !!e&&(!(!t.isCollapsed&&!e.isEmpty)||!t.start.isTouching(fr._createAt(e,e.maxOffset))&&Br(e,t))}function Lr(e,t){return !!e&&(!(!t.isCollapsed&&!e.isEmpty)||!t.end.isTouching(fr._createAt(e,0))&&Br(e,t))}Pr.prototype.is=function(e){return "selection"===e||"model:selection"===e};class Fr extends(z(yr)){constructor(e,t){super(e,t),Nr.call(this);}detach(){this.stopListening();}toRange(){return new yr(this.start,this.end)}static fromRange(e){return new Fr(e.start,e.end)}}function Nr(){this.listenTo(this.root.document.model,"applyOperation",(e,t)=>{const i=t[0];i.isDocumentOperation&&Dr.call(this,i);},{priority:"low"});}function Dr(e){const t=this.getTransformedByOperation(e),i=yr._createFromRanges(t),n=!i.isEqual(this),s=function(e,t){switch(t.type){case "insert":return e.containsPosition(t.position);case "move":case "remove":case "reinsert":case "merge":return e.containsPosition(t.sourcePosition)||e.start.isEqual(t.sourcePosition)||e.containsPosition(t.targetPosition);case "split":return e.containsPosition(t.splitPosition)||e.containsPosition(t.insertionPosition)}return false}(this,e);let o=null;if(n){"$graveyard"==i.root.rootName&&(o="remove"==e.type?e.sourcePosition:e.deletionPosition);const t=this.toRange();this.start=i.start,this.end=i.end,this.fire("change:range",t,{deletionPosition:o});}else s&&this.fire("change:content",this.toRange(),{deletionPosition:o});}Fr.prototype.is=function(e){return "liveRange"===e||"model:liveRange"===e||"range"==e||"model:range"===e};class zr extends Ir{_data;constructor(e,t){super(t),this._data=e||"";}get offsetSize(){return this.data.length}get data(){return this._data}toJSON(){const e=super.toJSON();return e.data=this.data,e}_clone(){return new zr(this.data,this.getAttributes())}static fromJSON(e){return new zr(e.data,e.attributes)}}zr.prototype.is=function(e){return "$text"===e||"model:$text"===e||"text"===e||"model:text"===e||"node"===e||"model:node"===e};const Hr="selection:";class qr extends(z(dr)){_selection;constructor(e){super(),this._selection=new Ur(e),this._selection.delegate("change:range").to(this),this._selection.delegate("change:attribute").to(this),this._selection.delegate("change:marker").to(this);}get isCollapsed(){return this._selection.isCollapsed}get anchor(){return this._selection.anchor}get focus(){return this._selection.focus}get rangeCount(){return this._selection.rangeCount}get hasOwnRange(){return this._selection.hasOwnRange}get isBackward(){return this._selection.isBackward}get isGravityOverridden(){return this._selection.isGravityOverridden}get markers(){return this._selection.markers}get _ranges(){return this._selection._ranges}getRanges(){return this._selection.getRanges()}getFirstPosition(){return this._selection.getFirstPosition()}getLastPosition(){return this._selection.getLastPosition()}getFirstRange(){return this._selection.getFirstRange()}getLastRange(){return this._selection.getLastRange()}getSelectedBlocks(){return this._selection.getSelectedBlocks()}getSelectedElement(){return this._selection.getSelectedElement()}containsEntireContent(e){return this._selection.containsEntireContent(e)}destroy(){this._selection.destroy();}getAttributeKeys(){return this._selection.getAttributeKeys()}getAttributes(){return this._selection.getAttributes()}getAttribute(e){return this._selection.getAttribute(e)}hasAttribute(e){return this._selection.hasAttribute(e)}refresh(){this._selection.updateMarkers(),this._selection._updateAttributes(false);}observeMarkers(e){this._selection.observeMarkers(e);}toJSON(){return this._selection.toJSON()}_setFocus(e,t){this._selection.setFocus(e,t);}_setTo(...e){this._selection.setTo(...e);}_setAttribute(e,t){this._selection.setAttribute(e,t);}_removeAttribute(e){this._selection.removeAttribute(e);}_getStoredAttributes(){return this._selection.getStoredAttributes()}_overrideGravity(){return this._selection.overrideGravity()}_restoreGravity(e){this._selection.restoreGravity(e);}static _getStoreAttributeKey(e){return Hr+e}static _isStoreAttributeKey(e){return e.startsWith(Hr)}}qr.prototype.is=function(e){return "selection"===e||"model:selection"==e||"documentSelection"==e||"model:documentSelection"==e};class Ur extends Pr{markers=new gn({idProperty:"name"});_model;_document;_attributePriority=new Map;_selectionRestorePosition=null;_hasChangedRange=false;_overriddenGravityRegister=new Set;_observedMarkers=new Set;constructor(e){super(),this._model=e.model,this._document=e,this.listenTo(this._model,"applyOperation",(e,t)=>{const i=t[0];i.isDocumentOperation&&"marker"!=i.type&&"rename"!=i.type&&"noop"!=i.type&&(0==this._ranges.length&&this._selectionRestorePosition&&this._fixGraveyardSelection(this._selectionRestorePosition),this._selectionRestorePosition=null,this._hasChangedRange&&(this._hasChangedRange=false,this.fire("change:range",{directChange:false})));},{priority:"lowest"}),this.on("change:range",()=>{this._validateSelectionRanges(this.getRanges());}),this.listenTo(this._model.markers,"update",(e,t,i,n)=>{this._updateMarker(t,n);}),this.listenTo(this._document,"change",(e,t)=>{!function(e,t){const i=e.document.differ;for(const n of i.getChanges()){if("insert"!=n.type)continue;const i=n.position.parent;n.length===i.maxOffset&&e.enqueueChange(t,e=>{const t=Array.from(i.getAttributeKeys()).filter(e=>e.startsWith(Hr));for(const n of t)e.removeAttribute(n,i);});}}(this._model,t);});}get isCollapsed(){return 0===this._ranges.length?this._document._getDefaultRange().isCollapsed:super.isCollapsed}get anchor(){return super.anchor||this._document._getDefaultRange().start}get focus(){return super.focus||this._document._getDefaultRange().end}get rangeCount(){return this._ranges.length?this._ranges.length:1}get hasOwnRange(){return this._ranges.length>0}get isGravityOverridden(){return !!this._overriddenGravityRegister.size}destroy(){for(let e=0;ee.toJSON())),e}_validateSelectionRanges(e){for(const t of e)if(!this._document._validateSelectionRange(t))throw new I("document-selection-wrong-position",this,{range:t})}_prepareRange(e){if(this._checkRange(e),e.root==this._document.graveyard)return;const t=Fr.fromRange(e);return t.on("change:range",(e,i,n)=>{if(this._hasChangedRange=true,t.root==this._document.graveyard){this._selectionRestorePosition=n.deletionPosition;const e=this._ranges.indexOf(t);this._ranges.splice(e,1),t.detach();}}),t}updateMarkers(){if(!this._observedMarkers.size)return;const e=[];let t=false;for(const t of this._model.markers){const i=t.name.split(":",1)[0];if(!this._observedMarkers.has(i))continue;const n=t.getRange();for(const i of this.getRanges())n.containsRange(i,!i.isCollapsed)&&e.push(t);}const i=Array.from(this.markers);for(const i of e)this.markers.has(i)||(this.markers.add(i),t=true);for(const i of Array.from(this.markers))e.includes(i)||(this.markers.remove(i),t=true);t&&this.fire("change:marker",{oldMarkers:i,directChange:false});}_updateMarker(e,t){const i=e.name.split(":",1)[0];if(!this._observedMarkers.has(i))return;let n=false;const s=Array.from(this.markers),o=this.markers.has(e);if(t){let i=false;for(const e of this.getRanges())if(t.containsRange(e,!e.isCollapsed)){i=true;break}i&&!o?(this.markers.add(e),n=true):!i&&o&&(this.markers.remove(e),n=true);}else o&&(this.markers.remove(e),n=true);n&&this.fire("change:marker",{oldMarkers:s,directChange:false});}_updateAttributes(e){const t=Cn(this._getSurroundingAttributes()),i=Cn(this.getAttributes());if(e)this._attributePriority=new Map,this._attrs=new Map;else for(const[e,t]of this._attributePriority)"low"==t&&(this._attrs.delete(e),this._attributePriority.delete(e));this._setAttributesTo(t);const n=[];for(const[e,t]of this.getAttributes())i.has(e)&&i.get(e)===t||n.push(e);for(const[e]of i)this.hasAttribute(e)||n.push(e);n.length>0&&this.fire("change:attribute",{attributeKeys:n,directChange:false});}_setAttribute(e,t,i=true){const n=i?"normal":"low";if("low"==n&&"normal"==this._attributePriority.get(e))return false;return super.getAttribute(e)!==t&&(this._attrs.set(e,t),this._attributePriority.set(e,n),true)}_removeAttribute(e,t=true){const i=t?"normal":"low";return ("low"!=i||"normal"!=this._attributePriority.get(e))&&(this._attributePriority.set(e,i),!!super.hasAttribute(e)&&(this._attrs.delete(e),true))}_setAttributesTo(e){const t=new Set;for(const[t,i]of this.getAttributes())e.get(t)!==i&&this._removeAttribute(t,false);for(const[i,n]of e){this._setAttribute(i,n,false)&&t.add(i);}return t}*getStoredAttributes(){const e=this.getFirstPosition().parent;if(this.isCollapsed&&e.isEmpty)for(const t of e.getAttributeKeys())if(t.startsWith(Hr)){const i=t.substr(10);yield [i,e.getAttribute(t)];}}_getSurroundingAttributes(){const e=this.getFirstPosition(),t=this._model.schema;if("$graveyard"==e.root.rootName)return null;let i=null;if(this.isCollapsed){const n=e.textNode?e.textNode:e.nodeBefore,s=e.textNode?e.textNode:e.nodeAfter;if(this.isGravityOverridden||(i=$r(n,t)),i||(i=$r(s,t)),!this.isGravityOverridden&&!i){let e=n;for(;e&&!i;)e=e.previousSibling,i=$r(e,t);}if(!i){let e=s;for(;e&&!i;)e=e.nextSibling,i=$r(e,t);}i||(i=this.getStoredAttributes());}else {const e=this.getFirstRange();for(const n of e){if(n.item.is("element")&&t.isObject(n.item)){i=$r(n.item,t);break}if("text"==n.type){i=n.item.getAttributes();break}}}return i}_fixGraveyardSelection(e){const t=this._model.schema.getNearestSelectionRange(e);t&&this._pushRange(t);}}function $r(e,t){if(!e)return null;if(e instanceof hr||e instanceof zr)return e.getAttributes();if(!t.isInline(e))return null;if(!t.isObject(e))return [];const i=[];for(const[n,s]of e.getAttributes())t.checkAttribute("$text",n)&&false!==t.getAttributeProperties(n).copyFromObject&&i.push([n,s]);return i}class jr{_nodes=[];_offsetToNode=[];constructor(e){e&&this._insertNodes(0,e);}[Symbol.iterator](){return this._nodes[Symbol.iterator]()}get length(){return this._nodes.length}get maxOffset(){return this._offsetToNode.length}getNode(e){return this._nodes[e]||null}getNodeAtOffset(e){return this._offsetToNode[e]||null}getNodeIndex(e){return e.index}getNodeStartOffset(e){return e.startOffset}indexToOffset(e){if(e==this._nodes.length)return this.maxOffset;const t=this._nodes[e];if(!t)throw new I("model-nodelist-index-out-of-bounds",this);return this.getNodeStartOffset(t)}offsetToIndex(e){if(e==this._offsetToNode.length)return this._nodes.length;const t=this._offsetToNode[e];if(!t)throw new I("model-nodelist-offset-out-of-bounds",this,{offset:e,nodeList:this});return this.getNodeIndex(t)}_insertNodes(e,t){const i=[];for(const e of t){if(!(e instanceof Ir))throw new I("model-nodelist-insertnodes-not-node",this);i.push(e);}let n=this.indexToOffset(e);Sn(this._nodes,i,e),Sn(this._offsetToNode,function(e){const t=[];let i=0;for(const n of e)for(let e=0;enull!==e.index),this._offsetToNode=this._offsetToNode.filter(e=>null!==e.index);let t=0;for(let e=0;ee.toJSON())}}class Wr extends Ir{name;_children=new jr;constructor(e,t,i){super(t),this.name=e,i&&this._insertChild(0,i);}get childCount(){return this._children.length}get maxOffset(){return this._children.maxOffset}get isEmpty(){return 0===this.childCount}getChild(e){return this._children.getNode(e)}getChildAtOffset(e){return this._children.getNodeAtOffset(e)}getChildren(){return this._children[Symbol.iterator]()}getChildIndex(e){return this._children.getNodeIndex(e)}getChildStartOffset(e){return this._children.getNodeStartOffset(e)}offsetToIndex(e){return this._children.offsetToIndex(e)}getNodeByPath(e){let t=this;for(const i of e)t=t.getChildAtOffset(i);return t}findAncestor(e,t={}){let i=t.includeSelf?this:this.parent;for(;i;){if(i.name===e)return i;i=i.parent;}return null}toJSON(){const e=super.toJSON();if(e.name=this.name,this._children.length>0){e.children=[];for(const t of this._children)e.children.push(t.toJSON());}return e}_clone(e=false){const t=e?function(e){const t=[];for(const i of e)t.push(i._clone(true));return t}(this._children):void 0;return new Wr(this.name,this.getAttributes(),t)}_appendChild(e){this._insertChild(this.childCount,e);}_insertChild(e,t){const i=function(e){if("string"==typeof e)return [new zr(e)];Jt(e)||(e=[e]);const t=[];for(const i of e)"string"==typeof i?t.push(new zr(i)):i instanceof hr?t.push(new zr(i.data,i.getAttributes())):t.push(i);return t}(t);for(const e of i)null!==e.parent&&e._remove(),e.parent=this;this._children._insertNodes(e,i);}_removeChildren(e,t=1){const i=this._children._removeNodes(e,t);for(const e of i)e.parent=null;return i}_removeChildrenArray(e){this._children._removeNodesArray(e);for(const t of e)t.parent=null;}static fromJSON(e){let t;if(e.children){t=[];for(const i of e.children)i.name?t.push(Wr.fromJSON(i)):t.push(zr.fromJSON(i));}return new Wr(e.name,e.attributes,t)}}Wr.prototype.is=function(e,t){return t?t===this.name&&("element"===e||"model:element"===e):"element"===e||"model:element"===e||"node"===e||"model:node"===e};class Gr{_dispatchers;constructor(e){this._dispatchers=e;}add(e){for(const t of this._dispatchers)e(t);return this}}class Kr extends Gr{elementToElement(e){return this.add(function(e){const t=ca(e.model),i=ua(e.view,"container");t.attributes.length&&(t.children=true);return n=>{n.on(`insert:${t.name}`,na(i,fa(t)),{priority:e.converterPriority||"normal"}),(t.children||t.attributes.length)&&n.on("reduceChanges",ga(t),{priority:"low"});}}(e))}elementToStructure(e){return this.add(function(e){const t=ca(e.model),i=ua(e.view,"container");return t.children=true,n=>{if(n._conversionApi.schema.checkChild(t.name,"$text"))throw new I("conversion-element-to-structure-disallowed-text",n,{elementName:t.name});n.on(`insert:${t.name}`,sa(i,fa(t)),{priority:e.converterPriority||"normal"}),n.on("reduceChanges",ga(t),{priority:"low"});}}(e))}attributeToElement(e){return this.add(function(e){e=Fe(e);let t=e.model;"string"==typeof t&&(t={key:t});let i=`attribute:${t.key}`;t.name&&(i+=":"+t.name);if(t.values)for(const i of t.values)e.view[i]=ua(e.view[i],"attribute");else e.view=ua(e.view,"attribute");const n=da(e);return t=>{t.on(i,ia(n),{priority:e.converterPriority||"normal"});}}(e))}attributeToAttribute(e){return this.add(function(e){e=Fe(e);let t=e.model;"string"==typeof t&&(t={key:t});let i=`attribute:${t.key}`;t.name&&(i+=":"+t.name);if(t.values)for(const i of t.values)e.view[i]=ha(e.view[i]);else e.view=ha(e.view);const n=da(e);return t=>{var s;t.on(i,(s=n,(e,t,i)=>{if(!i.consumable.test(t.item,e.name))return;const n=s(t.attributeOldValue,i,t),o=s(t.attributeNewValue,i,t);if(!n&&!o)return;i.consumable.consume(t.item,e.name);const r=i.mapper.toViewElement(t.item),a=i.writer;if(!r)throw new I("conversion-attribute-to-attribute-on-text",i.dispatcher,t);if(null!==t.attributeOldValue&&n){let e=n.value;"style"==n.key&&(e="string"==typeof n.value?new ks(a.document.stylesProcessor).setTo(n.value).getStylesEntries().map(([e])=>e):Object.keys(n.value)),a.removeAttribute(n.key,e,r);}if(null!==t.attributeNewValue&&o){let e=o.value;"style"==o.key&&"string"==typeof o.value&&(e=Object.fromEntries(new ks(a.document.stylesProcessor).setTo(o.value).getStylesEntries())),a.setAttribute(o.key,e,false,r);}}),{priority:e.converterPriority||"normal"});}}(e))}markerToElement(e){return this.add(function(e){const t=ua(e.view,"ui");return i=>{i.on(`addMarker:${e.model}`,oa(t),{priority:e.converterPriority||"normal"}),i.on(`removeMarker:${e.model}`,(e,t,i)=>{const n=i.mapper.markerNameToElements(t.markerName);if(n){for(const e of n)i.mapper.unbindElementFromMarkerName(e,t.markerName),i.writer.clear(i.writer.createRangeOn(e),e);i.writer.clearClonedElementsGroup(t.markerName),e.stop();}},{priority:e.converterPriority||"normal"});}}(e))}markerToHighlight(e){return this.add(function(e){return t=>{var i;t.on(`addMarker:${e.model}`,(i=e.view,(e,t,n)=>{if(!t.item)return;if(!(t.item instanceof Pr||t.item instanceof qr||t.item.is("$textProxy")))return;const s=ma(i,t,n);if(!s)return;if(!n.consumable.consume(t.item,e.name))return;const o=n.writer,r=Zr(o,s),a=o.document.selection;if(t.item instanceof Pr||t.item instanceof qr)o.wrap(a.getFirstRange(),r);else {const e=n.mapper.toViewRange(t.range),i=o.wrap(e,r);for(const e of i.getItems())if(e.is("attributeElement")&&e.isSimilar(r)){n.mapper.bindElementToMarker(e,t.markerName);break}}}),{priority:e.converterPriority||"normal"}),t.on(`addMarker:${e.model}`,function(e){return (t,i,n)=>{if(!i.item)return;if(!(i.item instanceof Wr))return;const s=ma(e,i,n);if(!s)return;if(!n.consumable.test(i.item,t.name))return;const o=n.mapper.toViewElement(i.item);if(o&&o.getCustomProperty("addHighlight")){n.consumable.consume(i.item,t.name);for(const e of yr._createIn(i.item))n.consumable.consume(e.item,t.name);o.getCustomProperty("addHighlight")(o,s,n.writer),n.mapper.bindElementToMarker(o,i.markerName);}}}(e.view),{priority:e.converterPriority||"normal"}),t.on(`removeMarker:${e.model}`,function(e){return (t,i,n)=>{if(i.markerRange.isCollapsed)return;const s=ma(e,i,n);if(!s)return;const o=Zr(n.writer,s),r=n.mapper.markerNameToElements(i.markerName);if(r){for(const e of r)if(n.mapper.unbindElementFromMarkerName(e,i.markerName),e.is("attributeElement"))n.writer.unwrap(n.writer.createRangeOn(e),o);else {e.getCustomProperty("removeHighlight")(e,s.id,n.writer);}n.writer.clearClonedElementsGroup(i.markerName),t.stop();}}}(e.view),{priority:e.converterPriority||"normal"});}}(e))}markerToData(e){return this.add(function(e){e=Fe(e);const t=e.model;let i=e.view;i||(i=i=>({group:t,name:i.substr(e.model.length+1)}));return n=>{var s;n.on(`addMarker:${t}`,(s=i,(e,t,i)=>{const n=s(t.markerName,i);if(!n)return;const o=t.markerRange;i.consumable.consume(o,e.name)&&(la(o,false,i,t,n),la(o,true,i,t,n),e.stop());}),{priority:e.converterPriority||"normal"}),n.on(`removeMarker:${t}`,function(e){return (t,i,n)=>{const s=e(i.markerName,n);if(!s)return;const o=n.mapper.markerNameToElements(i.markerName);if(o){for(const e of o)n.mapper.unbindElementFromMarkerName(e,i.markerName),e.is("containerElement")?(r(`data-${s.group}-start-before`,e),r(`data-${s.group}-start-after`,e),r(`data-${s.group}-end-before`,e),r(`data-${s.group}-end-after`,e)):n.writer.clear(n.writer.createRangeOn(e),e);n.writer.clearClonedElementsGroup(i.markerName),t.stop();}function r(e,t){if(t.hasAttribute(e)){const i=new Set(t.getAttribute(e).split(","));i.delete(s.name),0==i.size?n.writer.removeAttribute(e,t):n.writer.setAttribute(e,Array.from(i).join(","),t);}}}}(i),{priority:e.converterPriority||"normal"});}}(e))}}function Jr(){return (e,t,i)=>{if(!i.consumable.consume(t.item,e.name))return;const n=i.writer,s=i.mapper.toViewPosition(t.range.start),o=n.createText(t.item.data);n.insert(s,o);}}function Qr(){return (e,t,i)=>{i.convertAttributes(t.item),t.reconversion||!t.item.is("element")||t.item.isEmpty||i.convertChildren(t.item);}}function Yr(){return (e,t,i)=>{if(t.reconversion)return;const n=i.mapper.toViewPosition(t.position),s=t.position.getShiftedBy(t.length),o=i.mapper.toViewPosition(s,{isPhantom:true});ra(i.writer.createRange(n,o).getTrimmed(),i);}}function Zr(e,t){const i=e.createAttributeElement("span",t.attributes);return t.classes&&i._addClass(t.classes),"number"==typeof t.priority&&(i._priority=t.priority),i._id=t.id,i}function Xr(){return (e,t,i)=>{const n=t.selection;if(n.isCollapsed)return;if(!i.consumable.consume(n,"selection"))return;const s=[];for(const e of n.getRanges())s.push(i.mapper.toViewRange(e));i.writer.setSelection(s,{backward:n.isBackward});}}function ea(){return (e,t,i)=>{const n=t.selection;if(!n.isCollapsed)return;if(!i.consumable.consume(n,"selection"))return;const s=i.writer,o=n.getFirstPosition(),r=i.mapper.toViewPosition(o),a=s.breakAttributes(r);s.setSelection(a);}}function ta(){return (e,t,i)=>{const n=i.writer,s=n.document.selection;for(const e of s.getRanges())e.isCollapsed&&e.end.parent.isAttached()&&i.writer.mergeAttributes(e.start);n.setSelection(null);}}function ia(e){return (t,i,n)=>{if(!n.consumable.test(i.item,t.name))return;const s=e(i.attributeOldValue,n,i),o=e(i.attributeNewValue,n,i);if(!s&&!o)return;n.consumable.consume(i.item,t.name);const r=n.writer,a=r.document.selection;if(i.item instanceof Pr||i.item instanceof qr)r.wrap(a.getFirstRange(),o);else {let e=n.mapper.toViewRange(i.range);null!==i.attributeOldValue&&s&&(e=r.unwrap(e,s)),null!==i.attributeNewValue&&o&&r.wrap(e,o);}}}function na(e,t=wa){return (i,n,s)=>{if(!t(n.item,s.consumable,{preflight:true}))return;const o=e(n.item,s,n);if(!o)return;t(n.item,s.consumable);const r=n.reconversion&&aa(n.item,s)||s.mapper.toViewPosition(n.range.start);s.mapper.bindElements(n.item,o),s.writer.insert(r,o),s.convertAttributes(n.item),pa(o,n.item.getChildren(),s,{reconversion:n.reconversion});}}function sa(e,t){return (i,n,s)=>{if(!t(n.item,s.consumable,{preflight:true}))return;const o=new Map;s.writer._registerSlotFactory(function(e,t,i){return (n,s)=>{const o=n.createContainerElement("$slot");let r=null;if("children"===s)r=Array.from(e.getChildren());else {if("function"!=typeof s)throw new I("conversion-slot-mode-unknown",i.dispatcher,{modeOrFilter:s});r=Array.from(e.getChildren()).filter(e=>s(e));}return t.set(o,r),o}}(n.item,o,s));const r=e(n.item,s,n);if(s.writer._clearSlotFactory(),!r)return;!function(e,t,i){const n=Array.from(t.values()).flat(),s=new Set(n);if(s.size!=n.length)throw new I("conversion-slot-filter-overlap",i.dispatcher,{element:e});if(s.size!=e.childCount)throw new I("conversion-slot-filter-incomplete",i.dispatcher,{element:e})}(n.item,o,s),t(n.item,s.consumable);const a=n.reconversion&&aa(n.item,s)||s.mapper.toViewPosition(n.range.start);s.mapper.bindElements(n.item,r),s.writer.insert(a,r),s.convertAttributes(n.item),function(e,t,i,n){i.mapper.on("modelToViewPosition",r,{priority:"highest"});let s=null,o=null;for([s,o]of t)pa(e,o,i,n),i.writer.setCustomProperty("$structureSlotParent",true,s.parent),i.writer.move(i.writer.createRangeIn(s),i.writer.createPositionBefore(s)),i.writer.remove(s);function r(e,t){const i=t.modelPosition.nodeAfter,n=o.indexOf(i);n<0||(t.viewPosition=t.mapper.findPositionIn(s,n));}i.mapper.off("modelToViewPosition",r);}(r,o,s,{reconversion:n.reconversion});}}function oa(e){return (t,i,n)=>{i.isOpening=true;const s=e(i,n);i.isOpening=false;const o=e(i,n);if(!s||!o)return;const r=i.markerRange;if(r.isCollapsed&&!n.consumable.consume(r,t.name))return;for(const e of r)if(!n.consumable.consume(e.item,t.name))return;const a=n.mapper,l=n.writer;l.insert(a.toViewPosition(r.start),s),n.mapper.bindElementToMarker(s,i.markerName),r.isCollapsed||(l.insert(a.toViewPosition(r.end),o),n.mapper.bindElementToMarker(o,i.markerName)),t.stop();}}function ra(e,t){const i=t.writer.remove(e);for(const e of t.writer.createRangeIn(i).getItems())t.mapper.unbindViewElement(e,{defer:true});return e.start}function aa(e,t){const i=t.mapper.toViewElement(e);return i&&ra(t.writer.createRangeOn(i),t)}function la(e,t,i,n,s){const o=t?e.start:e.end,r=o.nodeAfter&&o.nodeAfter.is("element")?o.nodeAfter:null,a=o.nodeBefore&&o.nodeBefore.is("element")?o.nodeBefore:null;if(r||a){let e,o;t&&r||!t&&!a?(e=r,o=true):(e=a,o=false);const l=i.mapper.toViewElement(e);if(l)return void function(e,t,i,n,s,o){const r=`data-${o.group}-${t?"start":"end"}-${i?"before":"after"}`,a=e.hasAttribute(r)?e.getAttribute(r).split(","):[];a.unshift(o.name),n.writer.setAttribute(r,a.join(","),e),n.mapper.bindElementToMarker(e,s.markerName);}(l,t,o,i,n,s)}!function(e,t,i,n,s){const o=`${s.group}-${t?"start":"end"}`,r=s.name?{name:s.name}:null,a=i.writer.createUIElement(o,r);i.writer.insert(e,a),i.mapper.bindElementToMarker(a,n.markerName);}(i.mapper.toViewPosition(o),t,i,n,s);}function ca(e){return "string"==typeof e&&(e={name:e}),{name:e.name,attributes:e.attributes?ln(e.attributes):[],children:!!e.children}}function ua(e,t){return "function"==typeof e?e:(i,n)=>function(e,t,i){"string"==typeof e&&(e={name:e});let n;const s=t.writer,o=Object.assign({},e.attributes);if("container"==i)n=s.createContainerElement(e.name,o);else if("attribute"==i){const t={priority:e.priority||Xs.DEFAULT_PRIORITY};n=s.createAttributeElement(e.name,o,t);}else n=s.createUIElement(e.name,o);if(e.styles){const t=Object.keys(e.styles);for(const i of t)s.setStyle(i,e.styles[i],n);}if(e.classes){const t=e.classes;if("string"==typeof t)s.addClass(t,n);else for(const e of t)s.addClass(e,n);}return n}(e,n,t)}function da(e){return e.model.values?(t,i,n)=>{const s=e.view[t];return s?s(t,i,n):null}:e.view}function ha(e){return "string"==typeof e?t=>({key:e,value:t}):"object"==typeof e?e.value?()=>e:t=>({key:e.key,value:t}):e}function ma(e,t,i){const n="function"==typeof e?e(t,i):{...e};return n?(n.priority||(n.priority=10),n.id||(n.id=t.markerName),n):null}function ga(e){const t=function(e){return (t,i)=>{if(!t.is("element",e.name))return false;if("attribute"==i.type){if(e.attributes.includes(i.attributeKey))return true}else if(e.children)return true;return false}}(e);return (e,i)=>{const n=[];i.reconvertedElements||(i.reconvertedElements=new Set);for(const e of i.changes){const s="attribute"==e.type?e.range.start.nodeAfter:e.position.parent;if(s&&t(s,e)&&"reinsert"!=e.type){if("insert"==e.type&&"rename"==e.action&&i.refreshedItems.add(e.position.nodeAfter),!i.reconvertedElements.has(s)){i.reconvertedElements.add(s);const e=fr._createBefore(s);let t=n.length;for(let i=n.length-1;i>=0;i--){const s=n[i],o=("attribute"==s.type?s.range.start:s.position).compareWith(e);if("before"==o||"remove"==s.type&&"same"==o)break;t=i;}n.splice(t,0,{type:"reinsert",name:s.name,position:e,length:1});}}else n.push(e);}i.changes=n;}}function fa(e){return (t,i,n={})=>{const s=["insert"];for(const i of e.attributes)t.hasAttribute(i)&&s.push(`attribute:${i}`);return !!s.every(e=>i.test(t,e))&&(n.preflight||s.forEach(e=>i.consume(t,e)),true)}}function pa(e,t,i,n){for(const s of t)ba(e.root,s,i,n)||i.convertItem(s);}function ba(e,t,i,n){const{writer:s,mapper:o}=i;if(!n.reconversion)return false;const r=o.toViewElement(t);return !(!r||r.root==e)&&(!!i.canReuseView(r)&&(s.move(s.createRangeOn(r),o.toViewPosition(fr._createBefore(t))),true))}function wa(e,t,{preflight:i}={}){return i?t.test(e,"insert"):t.consume(e,"insert")}function va(e){const{schema:t,document:i}=e.model;for(const n of i.getRoots())if(n.isEmpty&&!t.checkChild(n,"$text")&&t.checkChild(n,"paragraph"))return e.insertElement("paragraph",n),true;return false}function _a(e,t,i){const n=i.createContext(e);return !!i.checkChild(n,"paragraph")&&!!i.checkChild(n.push("paragraph"),t)}function ya(e,t){const i=t.createElement("paragraph");return t.insert(i,e),t.createPositionAt(i,0)}class ka extends Gr{elementToElement(e){return this.add(Ea(e))}elementToAttribute(e){return this.add(function(e){e=Fe(e),Ia(e);const t=Pa(e,false),i=Ta(e.view),n=i?`element:${i}`:"element";return i=>{i.on(n,t,{priority:e.converterPriority||"low"});}}(e))}attributeToAttribute(e){return this.add(function(e){e=Fe(e);let t=null;("string"==typeof e.view||e.view.key)&&(t=function(e){"string"==typeof e.view&&(e.view={key:e.view});const t=e.view.key,i=void 0===e.view.value?/[\s\S]*/:e.view.value;let n;if("class"==t||"style"==t){const e="class"==t?"classes":"styles";n={[e]:i};}else n={attributes:{[t]:i}};e.view.name&&(n.name=e.view.name);return e.view=n,t}(e));Ia(e,t);const i=Pa(e,true);return t=>{t.on("element",i,{priority:e.converterPriority||"low"});}}(e))}elementToMarker(e){return this.add(function(e){const t=function(e){return (t,i)=>{const n="string"==typeof e?e:e(t,i);return i.writer.createElement("$marker",{"data-name":n})}}(e.model);return Ea({...e,model:t})}(e))}dataToMarker(e){return this.add(function(e){e=Fe(e),e.model||(e.model=t=>t?e.view+":"+t:e.view);const t={view:e.view,model:e.model},i=Sa(Va(t,"start")),n=Sa(Va(t,"end"));return s=>{s.on(`element:${e.view}-start`,i,{priority:e.converterPriority||"normal"}),s.on(`element:${e.view}-end`,n,{priority:e.converterPriority||"normal"});const o=E.low,r=E.highest,a=E.get(e.converterPriority)/r;s.on("element",function(e){return (t,i,n)=>{const s=`data-${e.view}`;function o(t,s){for(const o of s){const s=e.model(o,n),r=n.writer.createElement("$marker",{"data-name":s});n.writer.insert(r,t),i.modelCursor.isEqual(t)?i.modelCursor=i.modelCursor.getShiftedBy(1):i.modelCursor=i.modelCursor._getTransformedByInsertion(t,1),i.modelRange=i.modelRange._getTransformedByInsertion(t,1)[0];}}(n.consumable.test(i.viewItem,{attributes:s+"-end-after"})||n.consumable.test(i.viewItem,{attributes:s+"-start-after"})||n.consumable.test(i.viewItem,{attributes:s+"-end-before"})||n.consumable.test(i.viewItem,{attributes:s+"-start-before"}))&&(i.modelRange||Object.assign(i,n.convertChildren(i.viewItem,i.modelCursor)),n.consumable.consume(i.viewItem,{attributes:s+"-end-after"})&&o(i.modelRange.end,i.viewItem.getAttribute(s+"-end-after").split(",")),n.consumable.consume(i.viewItem,{attributes:s+"-start-after"})&&o(i.modelRange.end,i.viewItem.getAttribute(s+"-start-after").split(",")),n.consumable.consume(i.viewItem,{attributes:s+"-end-before"})&&o(i.modelRange.start,i.viewItem.getAttribute(s+"-end-before").split(",")),n.consumable.consume(i.viewItem,{attributes:s+"-start-before"})&&o(i.modelRange.start,i.viewItem.getAttribute(s+"-start-before").split(",")));}}(t),{priority:o+a});}}(e))}}function Ca(){return (e,t,i)=>{if(!t.modelRange&&i.consumable.consume(t.viewItem,{name:true})){const{modelRange:e,modelCursor:n}=i.convertChildren(t.viewItem,t.modelCursor);t.modelRange=e,t.modelCursor=n;}}}function xa(){return (e,t,{schema:i,consumable:n,writer:s})=>{let o=t.modelCursor;if(!n.test(t.viewItem))return;if(!i.checkChild(o,"$text")){if(!_a(o,"$text",i))return;if(0==t.viewItem.data.trim().length)return;o=ya(o,s);}n.consume(t.viewItem);const r=s.createText(t.viewItem.data);s.insert(r,o),t.modelRange=s.createRange(o,o.getShiftedBy(r.offsetSize)),t.modelCursor=t.modelRange.end;}}function Aa(e,t){return (i,n)=>{const s=n.newSelection,o=[];for(const e of s.getRanges())o.push(t.toModelRange(e));const r=e.createSelection(o,{backward:s.isBackward});r.isEqual(e.document.selection)||e.change(e=>{e.setSelection(r);});}}function Ea(e){const t=Sa(e=Fe(e)),i=Ta(e.view),n=i?`element:${i}`:"element";return i=>{i.on(n,t,{priority:e.converterPriority||"normal"});}}function Ta(e){return "string"==typeof e?e:"object"==typeof e&&"string"==typeof e.name?e.name:null}function Sa(e){const t=new vs(e.view);return (i,n,s)=>{const o=t.match(n.viewItem);if(!o)return;const r=o.match;if(r.name=true,!s.consumable.test(n.viewItem,r))return;const a=function(e,t,i){return e instanceof Function?e(t,i):i.writer.createElement(e)}(e.model,n.viewItem,s);a&&s.safeInsert(a,n.modelCursor)&&(s.consumable.consume(n.viewItem,r),s.convertChildren(n.viewItem,a),s.updateConversionResult(a,n));}}function Ia(e,t=null){const i=null===t||(e=>e.getAttribute(t)),n="object"!=typeof e.model?e.model:e.model.key,s="object"!=typeof e.model||void 0===e.model.value?i:e.model.value;e.model={key:n,value:s};}function Pa(e,t){const i=new vs(e.view);return (n,s,o)=>{if(!s.modelRange&&t)return;const r=i.match(s.viewItem);if(!r)return;if(!function(e,t){const i="function"==typeof e?e(t):e;if("object"==typeof i&&!Ta(i))return false;return !i.classes&&!i.attributes&&!i.styles}(e.view,s.viewItem)?delete r.match.name:r.match.name=true,!o.consumable.test(s.viewItem,r.match))return;const a=e.model.key,l="function"==typeof e.model.value?e.model.value(s.viewItem,o,s):e.model.value;if(null==l)return;s.modelRange||Object.assign(s,o.convertChildren(s.viewItem,s.modelCursor));const c=function(e,t,i,n){let s=false;for(const o of Array.from(e.getItems({shallow:i})))n.schema.checkAttribute(o,t.key)&&(s=true,o.hasAttribute(t.key)||n.writer.setAttribute(t.key,t.value,o));return s}(s.modelRange,{key:a,value:l},t,o);c&&(o.consumable.test(s.viewItem,{name:true})&&(r.match.name=true),o.consumable.consume(s.viewItem,r.match));}}function Va(e,t){return {view:`${e.view}-${t}`,model:(t,i)=>{const n=t.getAttribute("name"),s=e.model(n,i);return i.writer.createElement("$marker",{"data-name":s})}}}class Oa extends(Dt()){model;view;mapper;downcastDispatcher;constructor(e,t){super(),this.model=e,this.view=new ur(t),this.mapper=new kr,this.downcastDispatcher=new Er({mapper:this.mapper,schema:e.schema});const i=this.model.document,n=i.selection,s=this.model.markers;this.listenTo(this.model,"_beforeChanges",()=>{this.view._disableRendering(true);},{priority:"highest"}),this.listenTo(this.model,"_afterChanges",()=>{this.view._disableRendering(false);},{priority:"lowest"}),this.listenTo(i,"change",()=>{this.view.change(e=>{this.downcastDispatcher.convertChanges(i.differ,s,e),this.downcastDispatcher.convertSelection(n,s,e);});},{priority:"low"}),this.listenTo(this.view.document,"selectionChange",Aa(this.model,this.mapper)),this.downcastDispatcher.on("insert:$text",(e,t,i)=>{if(!i.consumable.consume(t.item,e.name))return;const n=i.writer,s=i.mapper.toViewPosition(t.range.start),o=n.createText(t.item.data);n.insert(s,o);},{priority:"lowest"}),this.downcastDispatcher.on("insert",(e,t,i)=>{i.convertAttributes(t.item),t.reconversion||!t.item.is("element")||t.item.isEmpty||i.convertChildren(t.item);},{priority:"lowest"}),this.downcastDispatcher.on("remove",Yr(),{priority:"low"}),this.downcastDispatcher.on("cleanSelection",(e,t,i)=>{const n=i.writer,s=n.document.selection;for(const e of s.getRanges())e.isCollapsed&&e.end.parent.isAttached()&&i.writer.mergeAttributes(e.start);n.setSelection(null);}),this.downcastDispatcher.on("selection",(e,t,i)=>{const n=t.selection;if(n.isCollapsed)return;if(!i.consumable.consume(n,"selection"))return;const s=[];for(const e of n.getRanges())s.push(i.mapper.toViewRange(e));i.writer.setSelection(s,{backward:n.isBackward});},{priority:"low"}),this.downcastDispatcher.on("selection",(e,t,i)=>{const n=t.selection;if(!n.isCollapsed)return;if(!i.consumable.consume(n,"selection"))return;const s=i.writer,o=n.getFirstPosition(),r=i.mapper.toViewPosition(o),a=s.breakAttributes(r);s.setSelection(a);},{priority:"low"}),this.view.document.roots.bindTo(this.model.document.roots).using(e=>{if("$graveyard"==e.rootName)return null;const t=new Ms(this.view.document,e.name);return t.rootName=e.rootName,this.mapper.bindElements(e,t),t});}destroy(){this.view.destroy(),this.stopListening();}reconvertMarker(e){const t="string"==typeof e?e:e.name,i=this.model.markers.get(t);if(!i)throw new I("editingcontroller-reconvertmarker-marker-not-exist",this,{markerName:t});this.model.change(()=>{this.model.markers._refresh(i);});}reconvertItem(e){this.model.change(()=>{this.model.document.differ._refreshItem(e);});}}class Ra extends(Dt()){_sourceDefinitions={};_attributeProperties=Object.create(null);_customChildChecks=new Map;_customAttributeChecks=new Map;_genericCheckSymbol=Symbol("$generic");_compiledDefinitions;constructor(){super(),this.decorate("checkChild"),this.decorate("checkAttribute"),this.on("checkAttribute",(e,t)=>{t[0]=new Ba(t[0]);},{priority:"highest"}),this.on("checkChild",(e,t)=>{t[0]=new Ba(t[0]),t[1]=this.getDefinition(t[1]);},{priority:"highest"});}register(e,t){if(this._sourceDefinitions[e])throw new I("schema-cannot-register-item-twice",this,{itemName:e});this._sourceDefinitions[e]=[Object.assign({},t)],this._clearCache();}extend(e,t){if(!this._sourceDefinitions[e])throw new I("schema-cannot-extend-missing-item",this,{itemName:e});this._sourceDefinitions[e].push(Object.assign({},t)),this._clearCache();}getDefinitions(){return this._compiledDefinitions||this._compile(),this._compiledDefinitions}getDefinition(e){let t;return t="string"==typeof e?e:"is"in e&&(e.is("$text")||e.is("$textProxy"))?"$text":e.name,this.getDefinitions()[t]}isRegistered(e){return !!this.getDefinition(e)}isBlock(e){const t=this.getDefinition(e);return !(!t||!t.isBlock)}isLimit(e){const t=this.getDefinition(e);return !!t&&!(!t.isLimit&&!t.isObject)}isObject(e){const t=this.getDefinition(e);return !!t&&!!(t.isObject||t.isLimit&&t.isSelectable&&t.isContent)}isInline(e){const t=this.getDefinition(e);return !(!t||!t.isInline)}isSelectable(e){const t=this.getDefinition(e);return !!t&&!(!t.isSelectable&&!t.isObject)}isContent(e){const t=this.getDefinition(e);return !!t&&!(!t.isContent&&!t.isObject)}checkChild(e,t){return !!t&&this._checkContextMatch(e,t)}checkAttribute(e,t){const i=this.getDefinition(e.last);if(!i)return false;const n=this._evaluateAttributeChecks(e,t);return void 0!==n?n:i.allowAttributes.includes(t)}checkMerge(e,t){if(e instanceof fr){const t=e.nodeBefore,i=e.nodeAfter;if(!(t instanceof Wr))throw new I("schema-check-merge-no-element-before",this);if(!(i instanceof Wr))throw new I("schema-check-merge-no-element-after",this);return this.checkMerge(t,i)}if(this.isLimit(e)||this.isLimit(t))return false;for(const i of t.getChildren())if(!this.checkChild(e,i))return false;return true}addChildCheck(e,t){const i=void 0!==t?t:this._genericCheckSymbol,n=this._customChildChecks.get(i)||[];n.push(e),this._customChildChecks.set(i,n);}addAttributeCheck(e,t){const i=void 0!==t?t:this._genericCheckSymbol,n=this._customAttributeChecks.get(i)||[];n.push(e),this._customAttributeChecks.set(i,n);}setAttributeProperties(e,t){this._attributeProperties[e]=Object.assign(this.getAttributeProperties(e),t);}getAttributeProperties(e){return this._attributeProperties[e]||Object.create(null)}getLimitElement(e){let t;if(e instanceof fr)t=e.parent;else {t=(e instanceof yr?[e]:Array.from(e.getRanges())).reduce((e,t)=>{const i=t.getCommonAncestor();return e?e.getCommonAncestor(i,{includeSelf:true}):i},null);}for(;!this.isLimit(t)&&t.parent;)t=t.parent;return t}checkAttributeInSelection(e,t){if(e.isCollapsed){const i=[...e.getFirstPosition().getAncestors(),new zr("",e.getAttributes())];return this.checkAttribute(i,t)}{const i=e.getRanges();for(const e of i)for(const i of e)if(this.checkAttribute(i.item,t))return true}return false}*getValidRanges(e,t){e=function*(e){for(const t of e)yield*t.getMinimalFlatRanges();}(e);for(const i of e)yield*this._getValidRangesForRange(i,t);}getNearestSelectionRange(e,t="both"){if("$graveyard"==e.root.rootName)return null;if(this.checkChild(e,"$text"))return new yr(e);let i,n;const s=e.getAncestors().reverse().find(e=>this.isLimit(e))||e.root;"both"!=t&&"backward"!=t||(i=new mr({boundaries:yr._createIn(s),startPosition:e,direction:"backward"})),"both"!=t&&"forward"!=t||(n=new mr({boundaries:yr._createIn(s),startPosition:e}));for(const e of function*(e,t){let i=false;for(;!i;){if(i=true,e){const t=e.next();t.done||(i=false,yield {walker:e,value:t.value});}if(t){const e=t.next();e.done||(i=false,yield {walker:t,value:e.value});}}}(i,n)){const t=e.walker==i?"elementEnd":"elementStart",n=e.value;if(n.type==t&&this.isObject(n.item))return yr._createOn(n.item);if(this.checkChild(n.nextPosition,"$text"))return new yr(n.nextPosition)}return null}findAllowedParent(e,t){let i=e.parent;for(;i;){if(this.checkChild(i,t))return i;if(this.isLimit(i))return null;i=i.parent;}return null}setAllowedAttributes(e,t,i){const n=i.model;for(const[s,o]of Object.entries(t))n.schema.checkAttribute(e,s)&&i.setAttribute(s,o,e);}removeDisallowedAttributes(e,t){for(const i of e)if(i.is("$text"))Ga(this,i,t);else {const e=yr._createIn(i).getPositions();for(const i of e){Ga(this,i.nodeBefore||i.parent,t);}}}getAttributesWithProperty(e,t,i){const n={};for(const[s,o]of e.getAttributes()){const e=this.getAttributeProperties(s);void 0!==e[t]&&(void 0!==i&&i!==e[t]||(n[s]=o));}return n}createContext(e){return new Ba(e)}_clearCache(){this._compiledDefinitions=null;}_compile(){const e={},t=this._sourceDefinitions,i=Object.keys(t);for(const n of i)e[n]=Ma(t[n],n);const n=Object.values(e);for(const t of n)La(e,t),Fa(e,t),Na(e,t),Da(e,t);for(const t of n)za(e,t);for(const t of n)Ha(e,t);for(const t of n)qa(e,t);for(const t of n)Ua(e,t);for(const t of n)$a(e,t);this._compiledDefinitions=function(e){const t={};for(const i of Object.values(e))t[i.name]={name:i.name,isBlock:!!i.isBlock,isContent:!!i.isContent,isInline:!!i.isInline,isLimit:!!i.isLimit,isObject:!!i.isObject,isSelectable:!!i.isSelectable,allowIn:Array.from(i.allowIn).filter(t=>!!e[t]),allowChildren:Array.from(i.allowChildren).filter(t=>!!e[t]),allowAttributes:Array.from(i.allowAttributes)};return t}(e);}_checkContextMatch(e,t){const i=e.last;let n=this._evaluateChildChecks(e,t);if(n=void 0!==n?n:t.allowIn.includes(i.name),!n)return false;const s=this.getDefinition(i),o=e.trimLast();return !!s&&(0==o.length||this._checkContextMatch(o,s))}_evaluateChildChecks(e,t){const i=this._customChildChecks.get(this._genericCheckSymbol)||[],n=this._customChildChecks.get(t.name)||[];for(const s of [...i,...n]){const i=s(e,t);if(void 0!==i)return i}}_evaluateAttributeChecks(e,t){const i=this._customAttributeChecks.get(this._genericCheckSymbol)||[],n=this._customAttributeChecks.get(t)||[];for(const s of [...i,...n]){const i=s(e,t);if(void 0!==i)return i}}*_getValidRangesForRange(e,t){let i=e.start,n=e.start;for(const s of e.getItems({shallow:true}))s.is("element")&&(yield*this._getValidRangesForRange(yr._createIn(s),t)),this.checkAttribute(s,t)||(i.isEqual(n)||(yield new yr(i,n)),i=fr._createAfter(s)),n=fr._createAfter(s);i.isEqual(n)||(yield new yr(i,n));}findOptimalInsertionRange(e,t){const i=e.getSelectedElement();if(i&&this.isObject(i)&&!this.isInline(i))return "before"==t||"after"==t?new yr(fr._createAt(i,t)):yr._createOn(i);const n=fn(e.getSelectedBlocks());if(!n)return new yr(e.focus);if(n.isEmpty)return new yr(fr._createAt(n,0));const s=fr._createAfter(n);return e.focus.isTouching(s)?new yr(s):new yr(fr._createBefore(n))}}class Ba{_items;constructor(e){if(e instanceof Ba)return e;let t;t="string"==typeof e?[e]:Array.isArray(e)?e:e.getAncestors({includeSelf:true}),this._items=t.map(Wa);}get length(){return this._items.length}get last(){return this._items[this._items.length-1]}[Symbol.iterator](){return this._items[Symbol.iterator]()}push(e){const t=new Ba([e]);return t._items=[...this._items,...t._items],t}trimLast(){const e=new Ba([]);return e._items=this._items.slice(0,-1),e}getItem(e){return this._items[e]}*getNames(){yield*this._items.map(e=>e.name);}endsWith(e){return Array.from(this.getNames()).join(" ").endsWith(e)}startsWith(e){return Array.from(this.getNames()).join(" ").startsWith(e)}}function Ma(e,t){const i={name:t,allowIn:new Set,allowChildren:new Set,disallowIn:new Set,disallowChildren:new Set,allowContentOf:new Set,allowWhere:new Set,allowAttributes:new Set,disallowAttributes:new Set,allowAttributesOf:new Set,inheritTypesFrom:new Set};return function(e,t){for(const i of e){const e=Object.keys(i).filter(e=>e.startsWith("is"));for(const n of e)t[n]=!!i[n];}}(e,i),ja(e,i,"allowIn"),ja(e,i,"allowChildren"),ja(e,i,"disallowIn"),ja(e,i,"disallowChildren"),ja(e,i,"allowContentOf"),ja(e,i,"allowWhere"),ja(e,i,"allowAttributes"),ja(e,i,"disallowAttributes"),ja(e,i,"allowAttributesOf"),ja(e,i,"inheritTypesFrom"),function(e,t){for(const i of e){const e=i.inheritAllFrom;e&&(t.allowContentOf.add(e),t.allowWhere.add(e),t.allowAttributesOf.add(e),t.inheritTypesFrom.add(e));}}(e,i),i}function La(e,t){for(const i of t.allowIn){const n=e[i];n?n.allowChildren.add(t.name):t.allowIn.delete(i);}}function Fa(e,t){for(const i of t.allowChildren){const n=e[i];n?n.allowIn.add(t.name):t.allowChildren.delete(i);}}function Na(e,t){for(const i of t.disallowIn){const n=e[i];n?n.disallowChildren.add(t.name):t.disallowIn.delete(i);}}function Da(e,t){for(const i of t.disallowChildren){const n=e[i];n?n.disallowIn.add(t.name):t.disallowChildren.delete(i);}}function za(e,t){for(const e of t.disallowChildren)t.allowChildren.delete(e);for(const e of t.disallowIn)t.allowIn.delete(e);for(const e of t.disallowAttributes)t.allowAttributes.delete(e);}function Ha(e,t){for(const i of t.allowContentOf){const n=e[i];n&&(n.disallowChildren.forEach(i=>{t.allowChildren.has(i)||(t.disallowChildren.add(i),e[i].disallowIn.add(t.name));}),n.allowChildren.forEach(i=>{t.disallowChildren.has(i)||(t.allowChildren.add(i),e[i].allowIn.add(t.name));}));}}function qa(e,t){for(const i of t.allowWhere){const n=e[i];n&&(n.disallowIn.forEach(i=>{t.allowIn.has(i)||(t.disallowIn.add(i),e[i].disallowChildren.add(t.name));}),n.allowIn.forEach(i=>{t.disallowIn.has(i)||(t.allowIn.add(i),e[i].allowChildren.add(t.name));}));}}function Ua(e,t){for(const i of t.allowAttributesOf){const n=e[i];if(!n)return;n.allowAttributes.forEach(e=>{t.disallowAttributes.has(e)||t.allowAttributes.add(e);});}}function $a(e,t){for(const i of t.inheritTypesFrom){const n=e[i];if(n){const e=Object.keys(n).filter(e=>e.startsWith("is"));for(const i of e)i in t||(t[i]=n[i]);}}}function ja(e,t,i){for(const n of e){let e=n[i];"string"==typeof e&&(e=[e]),Array.isArray(e)&&e.forEach(e=>t[i].add(e));}}function Wa(e){return "string"==typeof e||e.is("documentFragment")?{name:"string"==typeof e?e:"$documentFragment",*getAttributeKeys(){},getAttribute(){}}:{name:e.is("element")?e.name:"$text",*getAttributeKeys(){yield*e.getAttributeKeys();},getAttribute:t=>e.getAttribute(t)}}function Ga(e,t,i){for(const n of t.getAttributeKeys())e.checkAttribute(t,n)||i.removeAttribute(n,t);}class Ka extends(z()){conversionApi;_splitParts=new Map;_cursorParents=new Map;_modelCursor=null;_emptyElementsToKeep=new Set;constructor(e){super(),this.conversionApi={...e,consumable:null,writer:null,store:null,convertItem:(e,t)=>this._convertItem(e,t),convertChildren:(e,t)=>this._convertChildren(e,t),safeInsert:(e,t)=>this._safeInsert(e,t),updateConversionResult:(e,t)=>this._updateConversionResult(e,t),splitToAllowedParent:(e,t)=>this._splitToAllowedParent(e,t),getSplitParts:e=>this._getSplitParts(e),keepEmptyElement:e=>this._keepEmptyElement(e)};}convert(e,t,i=["$root"]){this.fire("viewCleanup",e),this._modelCursor=function(e,t){let i;for(const n of new Ba(e)){const e={};for(const t of n.getAttributeKeys())e[t]=n.getAttribute(t);const s=t.createElement(n.name,e);i&&t.insert(s,i),i=fr._createAt(s,0);}return i}(i,t),this.conversionApi.writer=t,this.conversionApi.consumable=fs.createFrom(e),this.conversionApi.store={};const{modelRange:n}=this._convertItem(e,this._modelCursor),s=t.createDocumentFragment();if(n){this._removeEmptyElements();const e=this._modelCursor.parent,i=e._removeChildren(0,e.childCount);s._insertChild(0,i),s.markers=function(e,t){const i=new Set,n=new Map,s=yr._createIn(e).getItems();for(const e of s)e.is("element","$marker")&&i.add(e);for(const e of i){const i=e.getAttribute("data-name"),s=t.createPositionBefore(e);n.has(i)?n.get(i).end=s.clone():n.set(i,new yr(s.clone())),t.remove(e);}return n}(s,t);}return this._modelCursor=null,this._splitParts.clear(),this._cursorParents.clear(),this._emptyElementsToKeep.clear(),this.conversionApi.writer=null,this.conversionApi.store=null,s}_convertItem(e,t){const i={viewItem:e,modelCursor:t,modelRange:null};if(e.is("element")?this.fire(`element:${e.name}`,i,this.conversionApi):e.is("$text")?this.fire("text",i,this.conversionApi):this.fire("documentFragment",i,this.conversionApi),i.modelRange&&!(i.modelRange instanceof yr))throw new I("view-conversion-dispatcher-incorrect-result",this);return {modelRange:i.modelRange,modelCursor:i.modelCursor}}_convertChildren(e,t){let i=t.is("position")?t:fr._createAt(t,0);const n=new yr(i);for(const t of Array.from(e.getChildren())){const e=this._convertItem(t,i);e.modelRange instanceof yr&&(n.end=e.modelRange.end,i=e.modelCursor);}return {modelRange:n,modelCursor:i}}_safeInsert(e,t){const i=this._splitToAllowedParent(e,t);return !!i&&(this.conversionApi.writer.insert(e,i.position),true)}_updateConversionResult(e,t){const i=this._getSplitParts(e),n=this.conversionApi.writer;t.modelRange||(t.modelRange=n.createRange(n.createPositionBefore(e),n.createPositionAfter(i[i.length-1])));const s=this._cursorParents.get(e);t.modelCursor=s?n.createPositionAt(s,0):t.modelRange.end;}_splitToAllowedParent(e,t){const{schema:i,writer:n}=this.conversionApi;let s=i.findAllowedParent(t,e);if(s){if(s===t.parent)return {position:t};this._modelCursor.parent.getAncestors().includes(s)&&(s=null);}if(!s)return _a(t,e,i)?{position:ya(t,n)}:null;const o=this.conversionApi.writer.split(t,s),r=[];for(const e of o.range.getWalker())if("elementEnd"==e.type)r.push(e.item);else {const t=r.pop(),i=e.item;this._registerSplitPair(t,i);}const a=o.range.end.parent;return this._cursorParents.set(e,a),{position:o.position,cursorParent:a}}_registerSplitPair(e,t){this._splitParts.has(e)||this._splitParts.set(e,[e]);const i=this._splitParts.get(e);this._splitParts.set(t,i),i.push(t);}_getSplitParts(e){let t;return t=this._splitParts.has(e)?this._splitParts.get(e):[e],t}_keepEmptyElement(e){this._emptyElementsToKeep.add(e);}_removeEmptyElements(){const e=new Map;for(const t of this._splitParts.keys())if(t.isEmpty&&!this._emptyElementsToKeep.has(t)){const i=e.get(t.parent)||[];i.push(t),this._splitParts.delete(t),e.set(t.parent,i);}for(const[t,i]of e)t._removeChildrenArray(i);e.size&&this._removeEmptyElements();}}class Ja{getHtml(t){const i=exports.global.document.implementation.createHTMLDocument("").createElement("div");return i.appendChild(t),i.innerHTML}}class Qa{domParser;domConverter;htmlWriter;skipComments=true;constructor(e){this.domParser=new DOMParser,this.domConverter=new Ho(e,{renderingMode:"data"}),this.htmlWriter=new Ja;}toData(e){const t=this.domConverter.viewToDom(e);return this.htmlWriter.getHtml(t)}toView(e){const t=this._toDom(e);return this.domConverter.domToView(t,{skipComments:this.skipComments})}registerRawContentMatcher(e){this.domConverter.registerRawContentMatcher(e);}useFillerType(e){this.domConverter.blockFillerMode="marked"==e?"markedNbsp":"nbsp";}_toDom(e){/<(?:html|body|head|meta)(?:\s[^>]*)?>/i.test(e.trim().slice(0,1e4))||(e=`${e}`);const t=this.domParser.parseFromString(e,"text/html"),i=t.createDocumentFragment(),n=t.body.childNodes;for(;n.length>0;)i.appendChild(n[0]);return i}}class Ya extends(z()){model;mapper;downcastDispatcher;upcastDispatcher;viewDocument;stylesProcessor;htmlProcessor;processor;_viewWriter;constructor(e,t){super(),this.model=e,this.mapper=new kr,this.downcastDispatcher=new Er({mapper:this.mapper,schema:e.schema}),this.downcastDispatcher.on("insert:$text",(e,t,i)=>{if(!i.consumable.consume(t.item,e.name))return;const n=i.writer,s=i.mapper.toViewPosition(t.range.start),o=n.createText(t.item.data);n.insert(s,o);},{priority:"lowest"}),this.downcastDispatcher.on("insert",(e,t,i)=>{i.convertAttributes(t.item),t.reconversion||!t.item.is("element")||t.item.isEmpty||i.convertChildren(t.item);},{priority:"lowest"}),this.upcastDispatcher=new Ka({schema:e.schema}),this.viewDocument=new Zs(t),this.stylesProcessor=t,this.htmlProcessor=new Qa(this.viewDocument),this.processor=this.htmlProcessor,this._viewWriter=new uo(this.viewDocument),this.upcastDispatcher.on("text",xa(),{priority:"lowest"}),this.upcastDispatcher.on("element",(e,t,i)=>{if(!t.modelRange&&i.consumable.consume(t.viewItem,{name:true})){const{modelRange:e,modelCursor:n}=i.convertChildren(t.viewItem,t.modelCursor);t.modelRange=e,t.modelCursor=n;}},{priority:"lowest"}),this.upcastDispatcher.on("documentFragment",(e,t,i)=>{if(!t.modelRange&&i.consumable.consume(t.viewItem,{name:true})){const{modelRange:e,modelCursor:n}=i.convertChildren(t.viewItem,t.modelCursor);t.modelRange=e,t.modelCursor=n;}},{priority:"lowest"}),Dt().prototype.decorate.call(this,"init"),Dt().prototype.decorate.call(this,"set"),Dt().prototype.decorate.call(this,"get"),Dt().prototype.decorate.call(this,"toView"),Dt().prototype.decorate.call(this,"toModel"),this.on("init",()=>{this.fire("ready");},{priority:"lowest"}),this.on("ready",()=>{this.model.enqueueChange({isUndoable:false},va);},{priority:"lowest"});}get(e={}){const{rootName:t="main",trim:i="empty"}=e;if(!this._checkIfRootsExists([t]))throw new I("datacontroller-get-non-existent-root",this);const n=this.model.document.getRoot(t);return n.isAttached()||P("datacontroller-get-detached-root",this),"empty"!==i||this.model.hasContent(n,{ignoreWhitespaces:true})?this.stringify(n,e):""}stringify(e,t={}){const i=this.toView(e,t);return this.processor.toData(i)}toView(e,t={}){const i=this.viewDocument,n=this._viewWriter;this.mapper.clearBindings();const s=yr._createIn(e),o=new co(i);this.mapper.bindElements(e,o);const r=e.is("documentFragment")?e.markers:function(e){const t=[],i=e.root.document;if(!i)return new Map;const n=yr._createIn(e);for(const e of i.model.markers){const i=e.getRange(),s=i.isCollapsed,o=i.start.isEqual(n.start)||i.end.isEqual(n.end);if(s&&o)t.push([e.name,i]);else {const s=n.getIntersection(i);s&&t.push([e.name,s]);}}return t.sort(([e,t],[i,n])=>{if("after"!==t.end.compareWith(n.start))return 1;if("before"!==t.start.compareWith(n.end))return -1;switch(t.start.compareWith(n.start)){case "before":return 1;case "after":return -1;default:switch(t.end.compareWith(n.end)){case "before":return 1;case "after":return -1;default:return i.localeCompare(e)}}}),new Map(t)}(e);return this.downcastDispatcher.convert(s,r,n,t),o}init(e){if(this.model.document.version)throw new I("datacontroller-init-document-not-empty",this);let t={};if("string"==typeof e?t.main=e:t=e,!this._checkIfRootsExists(Object.keys(t)))throw new I("datacontroller-init-non-existent-root",this);return this.model.enqueueChange({isUndoable:false},e=>{for(const i of Object.keys(t)){const n=this.model.document.getRoot(i);e.insert(this.parse(t[i],n),n,0);}}),Promise.resolve()}set(e,t={}){let i={};if("string"==typeof e?i.main=e:i=e,!this._checkIfRootsExists(Object.keys(i)))throw new I("datacontroller-set-non-existent-root",this);this.model.enqueueChange(t.batchType||{},e=>{e.setSelection(null),e.removeSelectionAttribute(this.model.document.selection.getAttributeKeys());for(const t of Object.keys(i)){const n=this.model.document.getRoot(t);e.remove(e.createRangeIn(n)),e.insert(this.parse(i[t],n),n,0);}});}parse(e,t="$root"){const i=this.processor.toView(e);return this.toModel(i,t)}toModel(e,t="$root"){return this.model.change(i=>this.upcastDispatcher.convert(e,i,t))}addStyleProcessorRules(e){e(this.stylesProcessor);}registerRawContentMatcher(e){this.processor&&this.processor!==this.htmlProcessor&&this.processor.registerRawContentMatcher(e),this.htmlProcessor.registerRawContentMatcher(e);}destroy(){this.stopListening();}_checkIfRootsExists(e){for(const t of e)if(!this.model.document.getRoot(t))return false;return true}}class Za{_helpers=new Map;_downcast;_upcast;constructor(e,t){this._downcast=ln(e),this._createConversionHelpers({name:"downcast",dispatchers:this._downcast,isDowncast:true}),this._upcast=ln(t),this._createConversionHelpers({name:"upcast",dispatchers:this._upcast,isDowncast:false});}addAlias(e,t){const i=this._downcast.includes(t);if(!this._upcast.includes(t)&&!i)throw new I("conversion-add-alias-dispatcher-not-registered",this);this._createConversionHelpers({name:e,dispatchers:[t],isDowncast:i});}for(e){if(!this._helpers.has(e))throw new I("conversion-for-unknown-group",this);return this._helpers.get(e)}elementToElement(e){this.for("downcast").elementToElement(e);for(const{model:t,view:i}of Xa(e))this.for("upcast").elementToElement({model:t,view:i,converterPriority:e.converterPriority});}attributeToElement(e){this.for("downcast").attributeToElement(e);for(const{model:t,view:i}of Xa(e))this.for("upcast").elementToAttribute({view:i,model:t,converterPriority:e.converterPriority});}attributeToAttribute(e){this.for("downcast").attributeToAttribute(e);for(const{model:t,view:i}of Xa(e))this.for("upcast").attributeToAttribute({view:i,model:t});}_createConversionHelpers({name:e,dispatchers:t,isDowncast:i}){if(this._helpers.has(e))throw new I("conversion-group-exists",this);const n=i?new Kr(t):new ka(t);this._helpers.set(e,n);}}function*Xa(e){if(e.model.values)for(const t of e.model.values){const i={key:e.model.key,value:t},n=e.view[t],s=e.upcastAlso?e.upcastAlso[t]:void 0;yield*el(i,n,s);}else yield*el(e.model,e.view,e.upcastAlso);}function*el(e,t,i){if(yield {model:e,view:t},i)for(const t of ln(i))yield {model:e,view:t};}class tl{namespaces;domParser;domConverter;htmlWriter;skipComments=true;constructor(e,t={}){this.namespaces=t.namespaces||[],this.domParser=new DOMParser,this.domConverter=new Ho(e,{renderingMode:"data"}),this.htmlWriter=new Ja;}toData(e){const t=this.domConverter.viewToDom(e);return this.htmlWriter.getHtml(t)}toView(e){const t=this._toDom(e);return this.domConverter.domToView(t,{keepOriginalCase:true,skipComments:this.skipComments})}registerRawContentMatcher(e){this.domConverter.registerRawContentMatcher(e);}useFillerType(e){this.domConverter.blockFillerMode="marked"==e?"markedNbsp":"nbsp";}_toDom(e){e=``xmlns:${e}="nsp"`).join(" ")}>${e}`;const t=this.domParser.parseFromString(e,"text/xml"),i=t.querySelector("parsererror");if(i)throw new Error("Parse error - "+i.textContent);const n=t.createDocumentFragment(),s=t.documentElement.childNodes;for(;s.length>0;)n.appendChild(s[0]);return n}}class il{baseVersion;isDocumentOperation;batch;constructor(e){this.baseVersion=e,this.isDocumentOperation=null!==this.baseVersion,this.batch=null;}_validate(){}toJSON(){const e=Object.assign({},this);return e.__className=this.constructor.className,delete e.batch,delete e.isDocumentOperation,e}static get className(){return "Operation"}static fromJSON(e,t){return new this(e.baseVersion)}}function nl(e,t){const i=al(t),n=i.reduce((e,t)=>e+t.offsetSize,0),s=e.parent;cl(e);const o=e.index;return s._insertChild(o,i),ll(s,o+i.length),ll(s,o),new yr(e,e.getShiftedBy(n))}function sl(e){if(!e.isFlat)throw new I("operation-utils-remove-range-not-flat",this);const t=e.start.parent;cl(e.start),cl(e.end);const i=t._removeChildren(e.start.index,e.end.index-e.start.index);return ll(t,e.start.index),i}function ol(e,t){if(!e.isFlat)throw new I("operation-utils-move-range-not-flat",this);const i=sl(e);return nl(t=t._getTransformedByDeletion(e.start,e.end.offset-e.start.offset),i)}function rl(e,t,i){cl(e.start),cl(e.end);for(const n of e.getItems({shallow:true})){const e=n.is("$textProxy")?n.textNode:n;null!==i?e._setAttribute(t,i):e._removeAttribute(t),ll(e.parent,e.index);}ll(e.end.parent,e.end.index);}function al(e){const t=[];!function e(i){if("string"==typeof i)t.push(new zr(i));else if(i instanceof hr)t.push(new zr(i.data,i.getAttributes()));else if(i instanceof Ir)t.push(i);else if(Jt(i))for(const t of i)e(t);}(e);for(let e=1;ee.maxOffset)throw new I("move-operation-nodes-do-not-exist",this);if(e===t&&i=i&&this.targetPosition.path[e]e._clone(true))),t=new hl(this.position,e,this.baseVersion);return t.shouldReceiveAttributes=this.shouldReceiveAttributes,t}getReversed(){const e=this.position.root.document.graveyard,t=new fr(e,[0]);return new dl(this.position,this.nodes.maxOffset,t,this.baseVersion+1)}_validate(){const e=this.position.parent;if(!e||e.maxOffsete._clone(true))),nl(this.position,e);}toJSON(){const e=super.toJSON();return e.position=this.position.toJSON(),e.nodes=this.nodes.toJSON(),e}static get className(){return "InsertOperation"}static fromJSON(e,t){const i=[];for(const t of e.nodes)t.name?i.push(Wr.fromJSON(t)):i.push(zr.fromJSON(t));const n=new hl(fr.fromJSON(e.position,t),i,e.baseVersion);return n.shouldReceiveAttributes=e.shouldReceiveAttributes,n}}class ml extends il{splitPosition;howMany;insertionPosition;graveyardPosition;constructor(e,t,i,n,s){super(s),this.splitPosition=e.clone(),this.splitPosition.stickiness="toNext",this.howMany=t,this.insertionPosition=i,this.graveyardPosition=n?n.clone():null,this.graveyardPosition&&(this.graveyardPosition.stickiness="toNext");}get type(){return "split"}get moveTargetPosition(){const e=this.insertionPosition.path.slice();return e.push(0),new fr(this.insertionPosition.root,e)}get movedRange(){const e=this.splitPosition.getShiftedBy(Number.POSITIVE_INFINITY);return new yr(this.splitPosition,e)}get affectedSelectable(){const e=[yr._createFromPositionAndShift(this.splitPosition,0),yr._createFromPositionAndShift(this.insertionPosition,0)];return this.graveyardPosition&&e.push(yr._createFromPositionAndShift(this.graveyardPosition,0)),e}clone(){return new ml(this.splitPosition,this.howMany,this.insertionPosition,this.graveyardPosition,this.baseVersion)}getReversed(){const e=this.splitPosition.root.document.graveyard,t=new fr(e,[0]);return new gl(this.moveTargetPosition,this.howMany,this.splitPosition,t,this.baseVersion+1)}_validate(){const e=this.splitPosition.parent,t=this.splitPosition.offset;if(!e||e.maxOffset1&&e.sourcePosition.isEqual(t.deletionPosition)?this._setRelation(e,t,"firstToMoveMerged"):e.howMany>1&&e.sourcePosition.getShiftedBy(e.howMany-1).isEqual(t.deletionPosition)&&this._setRelation(e,t,"lastToMoveMerged"):t instanceof dl&&(e.targetPosition.isEqual(t.sourcePosition)||e.targetPosition.isBefore(t.sourcePosition)?this._setRelation(e,t,"insertBefore"):this._setRelation(e,t,"insertAfter"));else if(e instanceof ml){if(t instanceof gl)e.splitPosition.isBefore(t.sourcePosition)&&this._setRelation(e,t,"splitBefore");else if(t instanceof dl)if(e.splitPosition.isEqual(t.sourcePosition)||e.splitPosition.isBefore(t.sourcePosition))this._setRelation(e,t,"splitBefore");else {const i=yr._createFromPositionAndShift(t.sourcePosition,t.howMany);if(e.splitPosition.hasSameParentAs(t.sourcePosition)&&i.containsPosition(e.splitPosition)){const n=i.end.offset-e.splitPosition.offset,s=e.splitPosition.offset-i.start.offset;this._setRelation(e,t,{howMany:n,offset:s});}}}else if(e instanceof gl)t instanceof gl?(e.targetPosition.isEqual(t.sourcePosition)||this._setRelation(e,t,"mergeTargetNotMoved"),e.sourcePosition.isEqual(t.targetPosition)&&this._setRelation(e,t,"mergeSourceNotMoved"),e.sourcePosition.isEqual(t.sourcePosition)&&this._setRelation(e,t,"mergeSameElement")):t instanceof ml?e.sourcePosition.isEqual(t.splitPosition)&&this._setRelation(e,t,"splitAtSource"):t instanceof dl&&t.howMany>0&&(e.sourcePosition.isEqual(t.sourcePosition.getShiftedBy(t.howMany))&&this._setRelation(e,t,"mergeSourceAffected"),e.targetPosition.isEqual(t.sourcePosition)&&this._setRelation(e,t,"mergeTargetWasBefore"));else if(e instanceof fl){const i=e.newRange;if(!i)return;if(t instanceof gl){const n=i.start.isEqual(t.targetPosition),s=i.start.isEqual(t.deletionPosition),o=i.end.isEqual(t.deletionPosition),r=i.end.isEqual(t.sourcePosition);(n||s||o||r)&&this._setRelation(e,t,{wasInLeftElement:n,wasStartBeforeMergedElement:s,wasEndBeforeMergedElement:o,wasInRightElement:r});}}}getContext(e,t,i){return {aIsStrong:i,aWasUndone:this._wasUndone(e),bWasUndone:this._wasUndone(t),abRelation:this._useRelations?this._getRelation(e,t):null,baRelation:this._useRelations?this._getRelation(t,e):null,forceWeakRemove:this._forceWeakRemove}}_wasUndone(e){const t=this.originalOperations.get(e);return t.wasUndone||this._history.isUndoneOperation(t)}_getRelation(e,t){const i=this.originalOperations.get(t),n=this._history.getUndoneOperation(i);if(!n)return null;const s=this.originalOperations.get(e),o=this._relations.get(s);return o&&o.get(n)||null}_setRelation(e,t,i){const n=this.originalOperations.get(e),s=this.originalOperations.get(t);let o=this._relations.get(n);o||(o=new Map,this._relations.set(n,o)),o.set(s,i);}}function Il(e,t){for(const i of e)i.baseVersion=t++;}function Pl(e,t){for(let i=0;i{if(e.key===t.key&&e.range.start.hasSameParentAs(t.range.start)){const n=e.range.getDifference(t.range).map(t=>new pl(t,e.key,e.oldValue,e.newValue,0)),s=e.range.getIntersection(t.range);return s&&i.aIsStrong&&n.push(new pl(s,t.key,t.newValue,e.newValue,0)),0==n.length?[new bl(0)]:n}return [e]}),xl(pl,hl,(e,t)=>{if(e.range.start.hasSameParentAs(t.position)&&e.range.containsPosition(t.position)){const i=e.range._getTransformedByInsertion(t.position,t.howMany,!t.shouldReceiveAttributes).map(t=>new pl(t,e.key,e.oldValue,e.newValue,e.baseVersion));if(t.shouldReceiveAttributes){const n=Ol(t,e.key,e.oldValue);n&&i.unshift(n);}return i}return e.range=e.range._getTransformedByInsertion(t.position,t.howMany,false)[0],[e]}),xl(pl,gl,(e,t)=>{const i=[];e.range.start.hasSameParentAs(t.deletionPosition)&&(e.range.containsPosition(t.deletionPosition)||e.range.start.isEqual(t.deletionPosition))&&i.push(yr._createFromPositionAndShift(t.graveyardPosition,1));const n=e.range._getTransformedByMergeOperation(t);return n.isCollapsed||i.push(n),i.map(t=>new pl(t,e.key,e.oldValue,e.newValue,e.baseVersion))}),xl(pl,dl,(e,t)=>{const i=function(e,t){const i=yr._createFromPositionAndShift(t.sourcePosition,t.howMany);let n=null,s=[];i.containsRange(e,true)?n=e:e.start.hasSameParentAs(i.start)?(s=e.getDifference(i),n=e.getIntersection(i)):s=[e];const o=[];for(let e of s){e=e._getTransformedByDeletion(t.sourcePosition,t.howMany);const i=t.getMovedRangeStart(),n=e.start.hasSameParentAs(i),s=e._getTransformedByInsertion(i,t.howMany,n);o.push(...s);}n&&o.push(n._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany,false)[0]);return o}(e.range,t);return i.map(t=>new pl(t,e.key,e.oldValue,e.newValue,e.baseVersion))}),xl(pl,ml,(e,t)=>{if(e.range.end.isEqual(t.insertionPosition))return t.graveyardPosition||e.range.end.offset++,[e];if(e.range.start.hasSameParentAs(t.splitPosition)&&e.range.containsPosition(t.splitPosition)){const i=e.clone();return i.range=new yr(t.moveTargetPosition.clone(),e.range.end._getCombined(t.splitPosition,t.moveTargetPosition)),e.range.end=t.splitPosition.clone(),e.range.end.stickiness="toPrevious",[e,i]}return e.range=e.range._getTransformedBySplitOperation(t),[e]}),xl(hl,pl,(e,t)=>{const i=[e];if(e.shouldReceiveAttributes&&e.position.hasSameParentAs(t.range.start)&&t.range.containsPosition(e.position)){const n=Ol(e,t.key,t.newValue);n&&i.push(n);}return i}),xl(hl,hl,(e,t,i)=>(e.position.isEqual(t.position)&&i.aIsStrong||(e.position=e.position._getTransformedByInsertOperation(t)),[e])),xl(hl,dl,(e,t)=>(e.position=e.position._getTransformedByMoveOperation(t),[e])),xl(hl,ml,(e,t)=>(e.position=e.position._getTransformedBySplitOperation(t),[e])),xl(hl,gl,(e,t)=>(e.position=e.position._getTransformedByMergeOperation(t),[e])),xl(fl,hl,(e,t)=>(e.oldRange&&(e.oldRange=e.oldRange._getTransformedByInsertOperation(t)[0]),e.newRange&&(e.newRange=e.newRange._getTransformedByInsertOperation(t)[0]),[e])),xl(fl,fl,(e,t,i)=>{if(e.name==t.name){if(!i.aIsStrong)return [new bl(0)];e.oldRange=t.newRange?t.newRange.clone():null;}return [e]}),xl(fl,gl,(e,t)=>(e.oldRange&&(e.oldRange=e.oldRange._getTransformedByMergeOperation(t)),e.newRange&&(e.newRange=e.newRange._getTransformedByMergeOperation(t)),[e])),xl(fl,dl,(e,t)=>{const i=[e];if(e.oldRange&&(e.oldRange=yr._createFromRanges(e.oldRange._getTransformedByMoveOperation(t))),e.newRange){const n=e.newRange._getTransformedByMoveOperation(t);e.newRange=n[0];for(let t=1;t{if(e.oldRange&&(e.oldRange=e.oldRange._getTransformedBySplitOperation(t)),e.newRange){if(i.abRelation){const n=e.newRange._getTransformedBySplitOperation(t);return e.newRange.start.isEqual(t.splitPosition)?i.abRelation.wasStartBeforeMergedElement?e.newRange.start=fr._createAt(t.insertionPosition):i.abRelation.wasInLeftElement?e.newRange.start=fr._createAt(e.newRange.start):e.newRange.start=fr._createAt(t.moveTargetPosition):e.newRange.start=n.start,e.newRange.end.isEqual(t.splitPosition)?e.newRange.end.isEqual(t.splitPosition)&&i.abRelation.wasEndBeforeMergedElement?e.newRange.end=fr._createAt(t.insertionPosition):i.abRelation.wasInRightElement?e.newRange.end=fr._createAt(t.moveTargetPosition):e.newRange.end=fr._createAt(e.newRange.end):e.newRange.end=n.end,[e]}e.newRange=e.newRange._getTransformedBySplitOperation(t);}return [e]}),xl(gl,hl,(e,t)=>(e.sourcePosition.hasSameParentAs(t.position)&&(e.howMany+=t.howMany),e.sourcePosition=e.sourcePosition._getTransformedByInsertOperation(t),e.targetPosition=e.targetPosition._getTransformedByInsertOperation(t),[e])),xl(gl,gl,(e,t,i)=>{if(e.sourcePosition.isEqual(t.sourcePosition)&&e.targetPosition.isEqual(t.targetPosition)){if(i.bWasUndone){const i=t.graveyardPosition.path.slice();return i.push(0),e.sourcePosition=new fr(t.graveyardPosition.root,i),e.howMany=0,[e]}return [new bl(0)]}if(e.sourcePosition.isEqual(t.sourcePosition)&&!e.targetPosition.isEqual(t.targetPosition)&&!i.bWasUndone&&"splitAtSource"!=i.abRelation){const n="$graveyard"==e.targetPosition.root.rootName,s="$graveyard"==t.targetPosition.root.rootName;if(s&&!n||!(n&&!s)&&i.aIsStrong){const i=t.targetPosition._getTransformedByMergeOperation(t),n=e.targetPosition._getTransformedByMergeOperation(t);return [new dl(i,e.howMany,n,0)]}return [new bl(0)]}return e.sourcePosition.hasSameParentAs(t.targetPosition)&&(e.howMany+=t.howMany),e.sourcePosition=e.sourcePosition._getTransformedByMergeOperation(t),e.targetPosition=e.targetPosition._getTransformedByMergeOperation(t),e.graveyardPosition.isEqual(t.graveyardPosition)&&i.aIsStrong||(e.graveyardPosition=e.graveyardPosition._getTransformedByMergeOperation(t)),[e]}),xl(gl,dl,(e,t,i)=>{const n=yr._createFromPositionAndShift(t.sourcePosition,t.howMany);return "remove"==t.type&&!i.bWasUndone&&e.deletionPosition.hasSameParentAs(t.sourcePosition)&&n.containsPosition(e.sourcePosition)?[new bl(0)]:(t.sourcePosition.getShiftedBy(t.howMany).isEqual(e.sourcePosition)?e.sourcePosition.stickiness="toNone":t.targetPosition.isEqual(e.sourcePosition)&&"mergeSourceAffected"==i.abRelation?e.sourcePosition.stickiness="toNext":t.sourcePosition.isEqual(e.targetPosition)?(e.targetPosition.stickiness="toNone",e.howMany-=t.howMany):t.targetPosition.isEqual(e.targetPosition)&&"mergeTargetWasBefore"==i.abRelation?(e.targetPosition.stickiness="toPrevious",e.howMany+=t.howMany):(e.sourcePosition.hasSameParentAs(t.targetPosition)&&(e.howMany+=t.howMany),e.sourcePosition.hasSameParentAs(t.sourcePosition)&&(e.howMany-=t.howMany)),e.sourcePosition=e.sourcePosition._getTransformedByMoveOperation(t),e.targetPosition=e.targetPosition._getTransformedByMoveOperation(t),e.sourcePosition.stickiness="toPrevious",e.targetPosition.stickiness="toNext",e.graveyardPosition.isEqual(t.targetPosition)||(e.graveyardPosition=e.graveyardPosition._getTransformedByMoveOperation(t)),[e])}),xl(gl,ml,(e,t,i)=>{if(t.graveyardPosition&&(e.graveyardPosition=e.graveyardPosition._getTransformedByDeletion(t.graveyardPosition,1),e.deletionPosition.isEqual(t.graveyardPosition)&&(e.howMany=t.howMany)),e.targetPosition.isEqual(t.splitPosition)){if(t.graveyardPosition&&e.deletionPosition.isEqual(t.graveyardPosition)||"mergeTargetNotMoved"==i.abRelation)return e.sourcePosition=e.sourcePosition._getTransformedBySplitOperation(t),[e]}if(e.sourcePosition.isEqual(t.splitPosition)){if("mergeSourceNotMoved"==i.abRelation)return e.howMany=0,e.targetPosition=e.targetPosition._getTransformedBySplitOperation(t),[e];if("mergeSameElement"==i.abRelation||e.sourcePosition.offset>0)return e.sourcePosition=t.moveTargetPosition.clone(),e.targetPosition=e.targetPosition._getTransformedBySplitOperation(t),[e]}return e.sourcePosition.hasSameParentAs(t.splitPosition)&&(e.howMany=t.splitPosition.offset),e.sourcePosition=e.sourcePosition._getTransformedBySplitOperation(t),e.targetPosition=e.targetPosition._getTransformedBySplitOperation(t),[e]}),xl(dl,hl,(e,t)=>{const i=yr._createFromPositionAndShift(e.sourcePosition,e.howMany)._getTransformedByInsertOperation(t,false)[0];return e.sourcePosition=i.start,e.howMany=i.end.offset-i.start.offset,e.targetPosition.isEqual(t.position)||(e.targetPosition=e.targetPosition._getTransformedByInsertOperation(t)),[e]}),xl(dl,dl,(e,t,i)=>{const n=yr._createFromPositionAndShift(e.sourcePosition,e.howMany),s=yr._createFromPositionAndShift(t.sourcePosition,t.howMany);let o,r=i.aIsStrong,a=!i.aIsStrong;if("insertBefore"==i.abRelation||"insertAfter"==i.baRelation?a=true:"insertAfter"!=i.abRelation&&"insertBefore"!=i.baRelation||(a=false),o=e.targetPosition.isEqual(t.targetPosition)&&a?e.targetPosition._getTransformedByDeletion(t.sourcePosition,t.howMany):e.targetPosition._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),Rl(e,t)&&Rl(t,e))return [t.getReversed()];if(n.containsPosition(t.targetPosition)&&n.containsRange(s,true))return n.start=n.start._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),n.end=n.end._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),Bl([n],o);if(s.containsPosition(e.targetPosition)&&s.containsRange(n,true))return n.start=n.start._getCombined(t.sourcePosition,t.getMovedRangeStart()),n.end=n.end._getCombined(t.sourcePosition,t.getMovedRangeStart()),Bl([n],o);const l=Kt(e.sourcePosition.getParentPath(),t.sourcePosition.getParentPath());if("prefix"==l||"extension"==l)return n.start=n.start._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),n.end=n.end._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),Bl([n],o);"remove"!=e.type||"remove"==t.type||i.aWasUndone||i.forceWeakRemove?"remove"==e.type||"remove"!=t.type||i.bWasUndone||i.forceWeakRemove||(r=false):r=true;const c=[],u=n.getDifference(s);for(const e of u){e.start=e.start._getTransformedByDeletion(t.sourcePosition,t.howMany),e.end=e.end._getTransformedByDeletion(t.sourcePosition,t.howMany);const i="same"==Kt(e.start.getParentPath(),t.getMovedRangeStart().getParentPath()),n=e._getTransformedByInsertion(t.getMovedRangeStart(),t.howMany,i);c.push(...n);}const d=n.getIntersection(s);return null!==d&&r&&(d.start=d.start._getCombined(t.sourcePosition,t.getMovedRangeStart()),d.end=d.end._getCombined(t.sourcePosition,t.getMovedRangeStart()),0===c.length?c.push(d):1==c.length?s.start.isBefore(n.start)||s.start.isEqual(n.start)?c.unshift(d):c.push(d):c.splice(1,0,d)),0===c.length?[new bl(e.baseVersion)]:Bl(c,o)}),xl(dl,ml,(e,t,i)=>{let n=e.targetPosition.clone();if(e.targetPosition.isEqual(t.insertionPosition)&&t.graveyardPosition&&"moveTargetAfter"!=i.abRelation||(n=e.targetPosition._getTransformedBySplitOperation(t)),e.sourcePosition.isEqual(t.insertionPosition)&&"firstToMoveMerged"==i.abRelation)return e.howMany++,e.targetPosition=n,[e];const s=yr._createFromPositionAndShift(e.sourcePosition,e.howMany);if(s.end.isEqual(t.insertionPosition))return t.graveyardPosition&&"lastToMoveMerged"!=i.abRelation||e.howMany++,e.targetPosition=n,[e];if(s.start.hasSameParentAs(t.splitPosition)&&s.containsPosition(t.splitPosition)){let e=new yr(t.splitPosition,s.end);e=e._getTransformedBySplitOperation(t);return Bl([new yr(s.start,t.splitPosition),e],n)}e.targetPosition.isEqual(t.splitPosition)&&"insertAtSource"==i.abRelation&&(n=t.moveTargetPosition),e.targetPosition.isEqual(t.insertionPosition)&&"insertBetween"==i.abRelation&&(n=e.targetPosition);const o=[s._getTransformedBySplitOperation(t)];if(t.graveyardPosition){const n=s.start.isEqual(t.graveyardPosition)||s.containsPosition(t.graveyardPosition);e.howMany>1&&n&&!i.aWasUndone&&o.push(yr._createFromPositionAndShift(t.insertionPosition,1));}return Bl(o,n)}),xl(dl,gl,(e,t,i)=>{const n=yr._createFromPositionAndShift(e.sourcePosition,e.howMany);if(t.deletionPosition.hasSameParentAs(e.sourcePosition)&&n.containsPosition(t.sourcePosition))if("remove"!=e.type||i.forceWeakRemove){if(1==e.howMany)return i.bWasUndone?(e.sourcePosition=t.graveyardPosition.clone(),e.targetPosition=e.targetPosition._getTransformedByMergeOperation(t),[e]):[new bl(0)]}else if(!i.aWasUndone){const i=[];let n=t.graveyardPosition.clone(),s=t.targetPosition._getTransformedByMergeOperation(t);const o=e.targetPosition.getTransformedByOperation(t);e.howMany>1&&(i.push(new dl(e.sourcePosition,e.howMany-1,o,0)),n=n._getTransformedByMove(e.sourcePosition,o,e.howMany-1),s=s._getTransformedByMove(e.sourcePosition,o,e.howMany-1));const r=t.deletionPosition._getCombined(e.sourcePosition,o),a=new dl(n,1,r,0),l=a.getMovedRangeStart().path.slice();l.push(0);const c=new fr(a.targetPosition.root,l);s=s._getTransformedByMove(n,r,1);const u=new dl(s,t.howMany,c,0);return i.push(a),i.push(u),i}const s=yr._createFromPositionAndShift(e.sourcePosition,e.howMany)._getTransformedByMergeOperation(t);return e.sourcePosition=s.start,e.howMany=s.end.offset-s.start.offset,e.targetPosition=e.targetPosition._getTransformedByMergeOperation(t),[e]}),xl(wl,hl,(e,t)=>(e.position=e.position._getTransformedByInsertOperation(t),[e])),xl(wl,gl,(e,t)=>e.position.isEqual(t.deletionPosition)?(e.position=t.graveyardPosition.clone(),e.position.stickiness="toNext",[e]):(e.position=e.position._getTransformedByMergeOperation(t),[e])),xl(wl,dl,(e,t)=>(e.position=e.position._getTransformedByMoveOperation(t),[e])),xl(wl,wl,(e,t,i)=>{if(e.position.isEqual(t.position)){if(!i.aIsStrong)return [new bl(0)];e.oldName=t.newName;}return [e]}),xl(wl,ml,(e,t)=>{if("same"==Kt(e.position.path,t.splitPosition.getParentPath())&&!t.graveyardPosition){const t=new wl(e.position.getShiftedBy(1),e.oldName,e.newName,0);return [e,t]}return e.position=e.position._getTransformedBySplitOperation(t),[e]}),xl(vl,vl,(e,t,i)=>{if(e.root===t.root&&e.key===t.key){if(!i.aIsStrong||e.newValue===t.newValue)return [new bl(0)];e.oldValue=t.newValue;}return [e]}),xl(_l,_l,(e,t)=>e.rootName===t.rootName&&e.isAdd===t.isAdd?[new bl(0)]:[e]),xl(ml,hl,(e,t)=>(e.splitPosition.hasSameParentAs(t.position)&&e.splitPosition.offset{if(!e.graveyardPosition&&!i.bWasUndone&&e.splitPosition.hasSameParentAs(t.sourcePosition)){const i=t.graveyardPosition.path.slice();i.push(0);const n=new fr(t.graveyardPosition.root,i),s=ml.getInsertionPosition(new fr(t.graveyardPosition.root,i)),o=new ml(n,0,s,null,0);return e.splitPosition=e.splitPosition._getTransformedByMergeOperation(t),e.insertionPosition=ml.getInsertionPosition(e.splitPosition),e.graveyardPosition=o.insertionPosition.clone(),e.graveyardPosition.stickiness="toNext",[o,e]}return e.splitPosition.hasSameParentAs(t.deletionPosition)&&!e.splitPosition.isAfter(t.deletionPosition)&&e.howMany--,e.splitPosition.hasSameParentAs(t.targetPosition)&&(e.howMany+=t.howMany),e.splitPosition=e.splitPosition._getTransformedByMergeOperation(t),e.insertionPosition=ml.getInsertionPosition(e.splitPosition),e.graveyardPosition&&(e.graveyardPosition=e.graveyardPosition._getTransformedByMergeOperation(t)),[e]}),xl(ml,dl,(e,t,i)=>{const n=yr._createFromPositionAndShift(t.sourcePosition,t.howMany);if(e.graveyardPosition){const s=n.start.isEqual(e.graveyardPosition)||n.containsPosition(e.graveyardPosition);if(!i.bWasUndone&&s){const i=e.splitPosition._getTransformedByMoveOperation(t),n=e.graveyardPosition._getTransformedByMoveOperation(t),s=n.path.slice();s.push(0);const o=new fr(n.root,s);return [new dl(i,e.howMany,o,0)]}e.graveyardPosition=e.graveyardPosition._getTransformedByMoveOperation(t);}const s=e.splitPosition.isEqual(t.targetPosition);if(s&&("insertAtSource"==i.baRelation||"splitBefore"==i.abRelation))return e.howMany+=t.howMany,e.splitPosition=e.splitPosition._getTransformedByDeletion(t.sourcePosition,t.howMany),e.insertionPosition=ml.getInsertionPosition(e.splitPosition),[e];if(s&&i.abRelation&&i.abRelation.howMany){const{howMany:t,offset:n}=i.abRelation;return e.howMany+=t,e.splitPosition=e.splitPosition.getShiftedBy(n),[e]}if(e.splitPosition.hasSameParentAs(t.sourcePosition)&&n.containsPosition(e.splitPosition)){const i=t.howMany-(e.splitPosition.offset-t.sourcePosition.offset);return e.howMany-=i,e.splitPosition.hasSameParentAs(t.targetPosition)&&e.splitPosition.offset{if(e.splitPosition.isEqual(t.splitPosition)){if(!e.graveyardPosition&&!t.graveyardPosition)return [new bl(0)];if(e.graveyardPosition&&t.graveyardPosition&&e.graveyardPosition.isEqual(t.graveyardPosition))return [new bl(0)];if("splitBefore"==i.abRelation)return e.howMany=0,e.graveyardPosition=e.graveyardPosition._getTransformedBySplitOperation(t),[e]}if(e.graveyardPosition&&t.graveyardPosition&&e.graveyardPosition.isEqual(t.graveyardPosition)){const n="$graveyard"==e.splitPosition.root.rootName,s="$graveyard"==t.splitPosition.root.rootName;if(s&&!n||!(n&&!s)&&i.aIsStrong){const i=[];return t.howMany&&i.push(new dl(t.moveTargetPosition,t.howMany,t.splitPosition,0)),e.howMany&&i.push(new dl(e.splitPosition,e.howMany,e.moveTargetPosition,0)),i}return [new bl(0)]}if(e.graveyardPosition&&(e.graveyardPosition=e.graveyardPosition._getTransformedBySplitOperation(t)),e.splitPosition.isEqual(t.insertionPosition)&&"splitBefore"==i.abRelation)return e.howMany++,[e];if(t.splitPosition.isEqual(e.insertionPosition)&&"splitBefore"==i.baRelation){const i=t.insertionPosition.path.slice();i.push(0);const n=new fr(t.insertionPosition.root,i);return [e,new dl(e.insertionPosition,1,n,0)]}return e.splitPosition.hasSameParentAs(t.splitPosition)&&e.splitPosition.offset{const i=t[0];i.isDocumentOperation&&Fl.call(this,i);},{priority:"low"});}function Fl(e){const t=this.getTransformedByOperation(e);if(!this.isEqual(t)){const e=this.toPosition();this.path=t.path,this.root=t.root,this.fire("change",e);}}Ml.prototype.is=function(e){return "livePosition"===e||"model:livePosition"===e||"position"==e||"model:position"===e};class Nl{operations;isUndoable;isLocal;isUndo;isTyping;constructor(e={}){"string"==typeof e&&(e="transparent"===e?{isUndoable:false}:{},P("batch-constructor-deprecated-string-type"));const{isUndoable:t=true,isLocal:i=true,isUndo:n=false,isTyping:s=false}=e;this.operations=[],this.isUndoable=t,this.isLocal=i,this.isUndo=n,this.isTyping=s;}get baseVersion(){for(const e of this.operations)if(null!==e.baseVersion)return e.baseVersion;return null}addOperation(e){return e.isDocumentOperation&&(e.batch=this,this.operations.push(e)),e}}class Dl{static _statesPriority=[void 0,"refresh","rename","move"];_markerCollection;_changesInElement=new Map;_elementsSnapshots=new Map;_elementChildrenSnapshots=new Map;_elementState=new Map;_changedMarkers=new Map;_changedRoots=new Map;_changeCount=0;_cachedChanges=null;_cachedChangesWithGraveyard=null;_refreshedItems=new Set;constructor(e){this._markerCollection=e;}get isEmpty(){return 0==this._changesInElement.size&&0==this._changedMarkers.size&&0==this._changedRoots.size}bufferOperation(e){const t=e;switch(t.type){case "insert":if(this._isInInsertedElement(t.position.parent))return;this._markInsert(t.position.parent,t.position.offset,t.nodes.maxOffset);break;case "addAttribute":case "removeAttribute":case "changeAttribute":for(const e of t.range.getItems({shallow:true}))this._isInInsertedElement(e.parent)||this._markAttribute(e);break;case "remove":case "move":case "reinsert":{if(t.sourcePosition.isEqual(t.targetPosition)||t.sourcePosition.getShiftedBy(t.howMany).isEqual(t.targetPosition))return;const e=this._isInInsertedElement(t.sourcePosition.parent),i=this._isInInsertedElement(t.targetPosition.parent);e||this._markRemove(t.sourcePosition.parent,t.sourcePosition.offset,t.howMany),i||this._markInsert(t.targetPosition.parent,t.getMovedRangeStart().offset,t.howMany);const n=yr._createFromPositionAndShift(t.sourcePosition,t.howMany);for(const e of n.getItems({shallow:true}))this._setElementState(e,"move");break}case "rename":{if(this._isInInsertedElement(t.position.parent))return;this._markRemove(t.position.parent,t.position.offset,1),this._markInsert(t.position.parent,t.position.offset,1);const e=yr._createFromPositionAndShift(t.position,1);for(const t of this._markerCollection.getMarkersIntersectingRange(e)){const e=t.getData();this.bufferMarkerChange(t.name,e,e);}this._setElementState(t.position.nodeAfter,"rename");break}case "split":{const e=t.splitPosition.parent;if(!this._isInInsertedElement(e)){this._markRemove(e,t.splitPosition.offset,t.howMany);const i=yr._createFromPositionAndShift(t.splitPosition,t.howMany);for(const e of i.getItems({shallow:true}))this._setElementState(e,"move");}this._isInInsertedElement(t.insertionPosition.parent)||this._markInsert(t.insertionPosition.parent,t.insertionPosition.offset,1),t.graveyardPosition&&(this._markRemove(t.graveyardPosition.parent,t.graveyardPosition.offset,1),this._setElementState(t.graveyardPosition.nodeAfter,"move"));break}case "merge":{const e=t.sourcePosition.parent;this._isInInsertedElement(e.parent)||this._markRemove(e.parent,e.startOffset,1);const i=t.graveyardPosition.parent;this._markInsert(i,t.graveyardPosition.offset,1),this._setElementState(e,"move");const n=t.targetPosition.parent;if(!this._isInInsertedElement(n)){this._markInsert(n,t.targetPosition.offset,e.maxOffset);const i=yr._createFromPositionAndShift(t.sourcePosition,t.howMany);for(const e of i.getItems({shallow:true}))this._setElementState(e,"move");}break}case "detachRoot":case "addRoot":{const e=t.affectedSelectable;if(!e._isLoaded)return;if(e.isAttached()==t.isAdd)return;this._bufferRootStateChange(t.rootName,t.isAdd);break}case "addRootAttribute":case "removeRootAttribute":case "changeRootAttribute":{if(!t.root._isLoaded)return;const e=t.root.rootName;this._bufferRootAttributeChange(e,t.key,t.oldValue,t.newValue);break}}this._cachedChanges=null;}bufferMarkerChange(e,t,i){t.range&&t.range.root.is("rootElement")&&!t.range.root._isLoaded&&(t.range=null),i.range&&i.range.root.is("rootElement")&&!i.range.root._isLoaded&&(i.range=null);let n=this._changedMarkers.get(e);n?n.newMarkerData=i:(n={newMarkerData:i,oldMarkerData:t},this._changedMarkers.set(e,n)),null==n.oldMarkerData.range&&null==i.range&&this._changedMarkers.delete(e);}getMarkersToRemove(){const e=[];for(const[t,i]of this._changedMarkers)null!=i.oldMarkerData.range&&e.push({name:t,range:i.oldMarkerData.range});return e}getMarkersToAdd(){const e=[];for(const[t,i]of this._changedMarkers)null!=i.newMarkerData.range&&e.push({name:t,range:i.newMarkerData.range});return e}getChangedMarkers(){return Array.from(this._changedMarkers).map(([e,t])=>({name:e,data:{oldRange:t.oldMarkerData.range,newRange:t.newMarkerData.range}}))}hasDataChanges(){if(this.getChanges().length)return true;if(this._changedRoots.size>0)return true;for(const{newMarkerData:e,oldMarkerData:t}of this._changedMarkers.values()){if(e.affectsData!==t.affectsData)return true;if(e.affectsData){const i=e.range&&!t.range,n=!e.range&&t.range,s=e.range&&t.range&&!e.range.isEqual(t.range);if(i||n||s)return true}}return false}getChanges(e={}){if(this._cachedChanges)return e.includeChangesInGraveyard?this._cachedChangesWithGraveyard.slice():this._cachedChanges.slice();let t=[];for(const e of this._changesInElement.keys()){const i=this._changesInElement.get(e).sort((e,t)=>e.offset===t.offset?e.type!=t.type?"remove"==e.type?-1:1:0:e.offsete.position.root!=t.position.root?e.position.root.rootNamee);for(const e of t)delete e.changeCount,"attribute"==e.type&&(delete e.position,delete e.length);return this._changeCount=0,this._cachedChangesWithGraveyard=t,this._cachedChanges=t.filter(Ul),e.includeChangesInGraveyard?this._cachedChangesWithGraveyard.slice():this._cachedChanges.slice()}getChangedRoots(){return Array.from(this._changedRoots.values()).map(e=>{const t={...e};return void 0!==t.state&&delete t.attributes,t})}getRefreshedItems(){return new Set(this._refreshedItems)}reset(){this._changesInElement.clear(),this._elementChildrenSnapshots.clear(),this._elementsSnapshots.clear(),this._elementState.clear(),this._changedMarkers.clear(),this._changedRoots.clear(),this._refreshedItems.clear(),this._cachedChanges=null;}_refreshItem(e){if(this._isInInsertedElement(e.parent))return;this._markRemove(e.parent,e.startOffset,e.offsetSize),this._markInsert(e.parent,e.startOffset,e.offsetSize),this._refreshedItems.add(e),this._setElementState(e,"refresh");const t=yr._createOn(e);for(const e of this._markerCollection.getMarkersIntersectingRange(t)){const t=e.getData();this.bufferMarkerChange(e.name,t,t);}this._cachedChanges=null;}_bufferRootLoad(e){if(e.isAttached()){this._bufferRootStateChange(e.rootName,true),this._markInsert(e,0,e.maxOffset);for(const t of e.getAttributeKeys())this._bufferRootAttributeChange(e.rootName,t,null,e.getAttribute(t));for(const t of this._markerCollection)if(t.getRange().root==e){const e=t.getData();this.bufferMarkerChange(t.name,{...e,range:null},e);}}}_bufferRootStateChange(e,t){if(!this._changedRoots.has(e))return void this._changedRoots.set(e,{name:e,state:t?"attached":"detached"});const i=this._changedRoots.get(e);void 0!==i.state?(delete i.state,void 0===i.attributes&&this._changedRoots.delete(e)):i.state=t?"attached":"detached";}_bufferRootAttributeChange(e,t,i,n){const s=this._changedRoots.get(e)||{name:e},o=s.attributes||{};if(o[t]){const e=o[t];n===e.oldValue?delete o[t]:e.newValue=n;}else o[t]={oldValue:i,newValue:n};0===Object.entries(o).length?(delete s.attributes,void 0===s.state&&this._changedRoots.delete(e)):(s.attributes=o,this._changedRoots.set(e,s));}_markInsert(e,t,i){if(e.root.is("rootElement")&&!e.root._isLoaded)return;const n={type:"insert",offset:t,howMany:i,count:this._changeCount++};this._markChange(e,n);}_markRemove(e,t,i){if(e.root.is("rootElement")&&!e.root._isLoaded)return;const n={type:"remove",offset:t,howMany:i,count:this._changeCount++};this._markChange(e,n),this._removeAllNestedChanges(e,t,i);}_markAttribute(e){if(e.root.is("rootElement")&&!e.root._isLoaded)return;const t={type:"attribute",offset:e.startOffset,howMany:e.offsetSize,count:this._changeCount++};this._markChange(e.parent,t);}_markChange(e,t){this._makeSnapshots(e);const i=this._getChangesForElement(e);this._handleChange(t,i),i.push(t);for(let e=0;ei&&this._elementState.set(e,t);}_getDiffActionForNode(e,t){if(!e.is("element"))return t;if(!this._elementsSnapshots.has(e))return t;const i=this._elementState.get(e);return i&&"move"!=i?i:t}_getChangesForElement(e){let t;return this._changesInElement.has(e)?t=this._changesInElement.get(e):(t=[],this._changesInElement.set(e,t)),t}_makeSnapshots(e){if(this._elementChildrenSnapshots.has(e))return;const t=Hl(e.getChildren());this._elementChildrenSnapshots.set(e,t);for(const e of t)this._elementsSnapshots.set(e.node,e);}_handleChange(e,t){e.nodesToHandle=e.howMany;for(const i of t){const n=e.offset+e.howMany,s=i.offset+i.howMany;if("insert"==e.type&&("insert"==i.type&&(e.offset<=i.offset?i.offset+=e.howMany:e.offseti.offset){if(n>s){const e={type:"attribute",offset:s,howMany:n-s,count:this._changeCount++};this._handleChange(e,t),t.push(e);}e.nodesToHandle=i.offset-e.offset,e.howMany=e.nodesToHandle;}else e.offset>=i.offset&&e.offsets?(e.nodesToHandle=n-s,e.offset=s):e.nodesToHandle=0);if("remove"==i.type&&e.offseti.offset){const s={type:"attribute",offset:i.offset,howMany:n-i.offset,count:this._changeCount++};this._handleChange(s,t),t.push(s),e.nodesToHandle=i.offset-e.offset,e.howMany=e.nodesToHandle;}"attribute"==i.type&&(e.offset>=i.offset&&n<=s?(e.nodesToHandle=0,e.howMany=0,e.offset=0):e.offset<=i.offset&&n>=s&&(i.howMany=0));}}e.howMany=e.nodesToHandle,delete e.nodesToHandle;}_getInsertDiff(e,t,i,n,s){const o={type:"insert",position:fr._createAt(e,t),name:n.name,attributes:new Map(n.attributes),length:1,changeCount:this._changeCount++,action:i};return "insert"!=i&&s&&(o.before={name:s.name,attributes:new Map(s.attributes)}),o}_getRemoveDiff(e,t,i,n){return {type:"remove",action:i,position:fr._createAt(e,t),name:n.name,attributes:new Map(n.attributes),length:1,changeCount:this._changeCount++}}_getAttributesDiff(e,t,i){const n=[];i=new Map(i);for(const[s,o]of t){const t=i.has(s)?i.get(s):null;t!==o&&n.push({type:"attribute",position:e.start,range:e.clone(),length:1,attributeKey:s,attributeOldValue:o,attributeNewValue:t,changeCount:this._changeCount++}),i.delete(s);}for(const[t,s]of i)n.push({type:"attribute",position:e.start,range:e.clone(),length:1,attributeKey:t,attributeOldValue:null,attributeNewValue:s,changeCount:this._changeCount++});return n}_isInInsertedElement(e){const t=e.parent;if(!t)return false;const i=this._changesInElement.get(t),n=e.startOffset;if(i)for(const e of i)if("insert"==e.type&&n>=e.offset&&nn){for(let t=0;t1500)for(let t=0;tthis._version+1&&this._gaps.set(this._version,e),this._version=e;}get lastOperation(){return this._operations[this._operations.length-1]}addOperation(e){if(e.baseVersion!==this.version)throw new I("model-document-history-addoperation-incorrect-version",this,{operation:e,historyVersion:this.version});this._operations.push(e),this._version++,this._baseVersionToOperationIndex.set(e.baseVersion,this._operations.length-1);}getOperations(e,t=this.version){if(!this._operations.length)return [];const i=this._operations[0];void 0===e&&(e=i.baseVersion);let n=t-1;for(const[t,i]of this._gaps)e>t&&et&&nthis.lastOperation.baseVersion)return [];let s=this._baseVersionToOperationIndex.get(e);void 0===s&&(s=0);let o=this._baseVersionToOperationIndex.get(n);return void 0===o&&(o=this._operations.length-1),this._operations.slice(s,o+1)}getOperation(e){const t=this._baseVersionToOperationIndex.get(e);if(void 0!==t)return this._operations[t]}setOperationAsUndone(e,t){this._undoPairs.set(t,e),this._undoneOperations.add(e);}isUndoingOperation(e){return this._undoPairs.has(e)}isUndoneOperation(e){return this._undoneOperations.has(e)}getUndoneOperation(e){return this._undoPairs.get(e)}reset(){this._version=0,this._undoPairs=new Map,this._operations=[],this._undoneOperations=new Set,this._gaps=new Map,this._baseVersionToOperationIndex=new Map;}}class jl extends Wr{rootName;_document;_isAttached=true;_isLoaded=true;constructor(e,t,i="main"){super(t),this._document=e,this.rootName=i;}get document(){return this._document}isAttached(){return this._isAttached}toJSON(){return this.rootName}}jl.prototype.is=function(e,t){return t?t===this.name&&("rootElement"===e||"model:rootElement"===e||"element"===e||"model:element"===e):"rootElement"===e||"model:rootElement"===e||"element"===e||"model:element"===e||"node"===e||"model:node"===e};const Wl="$graveyard";class Gl extends(z()){model;history;selection;roots;differ;isReadOnly;_postFixers;_hasSelectionChangedFromTheLastChangeBlock;constructor(e){super(),this.model=e,this.history=new $l,this.selection=new qr(this),this.roots=new gn({idProperty:"rootName"}),this.differ=new Dl(e.markers),this.isReadOnly=false,this._postFixers=new Set,this._hasSelectionChangedFromTheLastChangeBlock=false,this.createRoot("$root",Wl),this.listenTo(e,"applyOperation",(e,t)=>{const i=t[0];i.isDocumentOperation&&this.differ.bufferOperation(i);},{priority:"high"}),this.listenTo(e,"applyOperation",(e,t)=>{const i=t[0];i.isDocumentOperation&&this.history.addOperation(i);},{priority:"low"}),this.listenTo(this.selection,"change",()=>{this._hasSelectionChangedFromTheLastChangeBlock=true;}),this.listenTo(e.markers,"update",(e,t,i,n,s)=>{const o={...t.getData(),range:n};this.differ.bufferMarkerChange(t.name,s,o),null===i&&t.on("change",(e,i)=>{const n=t.getData();this.differ.bufferMarkerChange(t.name,{...n,range:i},n);});}),this.registerPostFixer(e=>{let t=false;for(const i of this.roots)i.isAttached()||i.isEmpty||(e.remove(e.createRangeIn(i)),t=true);for(const i of this.model.markers)i.getRange().root.isAttached()||(e.removeMarker(i),t=true);return t});}get version(){return this.history.version}set version(e){this.history.version=e;}get graveyard(){return this.getRoot(Wl)}createRoot(e="$root",t="main"){if(this.roots.get(t))throw new I("model-document-createroot-name-exists",this,{name:t});const i=new jl(this,e,t);return this.roots.add(i),i}destroy(){this.selection.destroy(),this.stopListening();}getRoot(e="main"){return this.roots.get(e)}getRootNames(e=false){return this.getRoots(e).map(e=>e.rootName)}getRoots(e=false){return this.roots.filter(t=>t!=this.graveyard&&(e||t.isAttached())&&t._isLoaded)}registerPostFixer(e){this._postFixers.add(e);}toJSON(){const e=pt(this);return e.selection="[engine.model.DocumentSelection]",e.model="[engine.model.Model]",e}_handleChangeBlock(e){this._hasDocumentChangedFromTheLastChangeBlock()&&(this._callPostFixers(e),this.selection.refresh(),this.differ.hasDataChanges()?this.fire("change:data",e.batch):this.fire("change",e.batch),this.selection.refresh(),this.differ.reset()),this._hasSelectionChangedFromTheLastChangeBlock=false;}_hasDocumentChangedFromTheLastChangeBlock(){return !this.differ.isEmpty||this._hasSelectionChangedFromTheLastChangeBlock}_getDefaultRoot(){const e=this.getRoots();return e.length?e[0]:this.graveyard}_getDefaultRange(){const e=this._getDefaultRoot(),t=this.model,i=t.schema,n=t.createPositionFromPath(e,[0]);return i.getNearestSelectionRange(n)||t.createRange(n)}_validateSelectionRange(e){return e.start.isValid()&&e.end.isValid()&&Kl(e.start)&&Kl(e.end)}_callPostFixers(e){let t=false;do{for(const i of this._postFixers)if(this.selection.refresh(),t=i(e),t)break}while(t)}}function Kl(e){const t=e.textNode;if(t){const i=t.data,n=e.offset-t.startOffset;return !Nn(i,n)&&!Dn(i,n)}return true}class Jl extends(z()){_markers=new Map;[Symbol.iterator](){return this._markers.values()}has(e){const t=e instanceof Ql?e.name:e;return this._markers.has(t)}get(e){return this._markers.get(e)||null}_set(e,t,i=false,n=false){const s=e instanceof Ql?e.name:e;if(s.includes(","))throw new I("markercollection-incorrect-marker-name",this);const o=this._markers.get(s);if(o){const e=o.getData(),r=o.getRange();let a=false;return r.isEqual(t)||(o._attachLiveRange(Fr.fromRange(t)),a=true),i!=o.managedUsingOperations&&(o._managedUsingOperations=i,a=true),"boolean"==typeof n&&n!=o.affectsData&&(o._affectsData=n,a=true),a&&this.fire(`update:${s}`,o,r,t,e),o}const r=Fr.fromRange(t),a=new Ql(s,r,i,n);return this._markers.set(s,a),this.fire(`update:${s}`,a,null,t,{...a.getData(),range:null}),a}_remove(e){const t=e instanceof Ql?e.name:e,i=this._markers.get(t);return !!i&&(this._markers.delete(t),this.fire(`update:${t}`,i,i.getRange(),null,i.getData()),this._destroyMarker(i),true)}_refresh(e){const t=e instanceof Ql?e.name:e,i=this._markers.get(t);if(!i)throw new I("markercollection-refresh-marker-not-exists",this);const n=i.getRange();this.fire(`update:${t}`,i,n,n,i.getData());}*getMarkersAtPosition(e){for(const t of this)t.getRange().containsPosition(e)&&(yield t);}*getMarkersIntersectingRange(e){for(const t of this)null!==t.getRange().getIntersection(e)&&(yield t);}destroy(){for(const e of this._markers.values())this._destroyMarker(e);this._markers=null,this.stopListening();}*getMarkersGroup(e){for(const t of this._markers.values())t.name.startsWith(e+":")&&(yield t);}_destroyMarker(e){e.stopListening(),e._detachLiveRange();}}class Ql extends(z(dr)){name;_managedUsingOperations;_affectsData;_liveRange;constructor(e,t,i,n){super(),this.name=e,this._liveRange=this._attachLiveRange(t),this._managedUsingOperations=i,this._affectsData=n;}get managedUsingOperations(){if(!this._liveRange)throw new I("marker-destroyed",this);return this._managedUsingOperations}get affectsData(){if(!this._liveRange)throw new I("marker-destroyed",this);return this._affectsData}getData(){return {range:this.getRange(),affectsData:this.affectsData,managedUsingOperations:this.managedUsingOperations}}getStart(){if(!this._liveRange)throw new I("marker-destroyed",this);return this._liveRange.start.clone()}getEnd(){if(!this._liveRange)throw new I("marker-destroyed",this);return this._liveRange.end.clone()}getRange(){if(!this._liveRange)throw new I("marker-destroyed",this);return this._liveRange.toRange()}toJSON(){return {name:this.name,range:this._liveRange?.toJSON(),usingOperations:this._managedUsingOperations,affectsData:this._affectsData}}_attachLiveRange(e){return this._liveRange&&this._detachLiveRange(),e.delegate("change:range").to(this),e.delegate("change:content").to(this),this._liveRange=e,e}_detachLiveRange(){this._liveRange.stopDelegating("change:range",this),this._liveRange.stopDelegating("change:content",this),this._liveRange.detach(),this._liveRange=null;}}Ql.prototype.is=function(e){return "marker"===e||"model:marker"===e};class Yl extends il{sourcePosition;howMany;constructor(e,t){super(null),this.sourcePosition=e.clone(),this.howMany=t;}get type(){return "detach"}get affectedSelectable(){return null}toJSON(){const e=super.toJSON();return e.sourcePosition=this.sourcePosition.toJSON(),e}_validate(){if(this.sourcePosition.root.document)throw new I("detach-operation-on-document-node",this)}_execute(){sl(yr._createFromPositionAndShift(this.sourcePosition,this.howMany));}static get className(){return "DetachOperation"}}class Zl extends dr{markers=new Map;_children=new jr;constructor(e){super(),e&&this._insertChild(0,e);}[Symbol.iterator](){return this.getChildren()}get childCount(){return this._children.length}get maxOffset(){return this._children.maxOffset}get isEmpty(){return 0===this.childCount}get nextSibling(){return null}get previousSibling(){return null}get root(){return this}get parent(){return null}get document(){return null}isAttached(){return false}getAncestors(){return []}getChild(e){return this._children.getNode(e)}getChildAtOffset(e){return this._children.getNodeAtOffset(e)}getChildren(){return this._children[Symbol.iterator]()}getChildIndex(e){return this._children.getNodeIndex(e)}getChildStartOffset(e){return this._children.getNodeStartOffset(e)}getPath(){return []}getNodeByPath(e){let t=this;for(const i of e)t=t.getChildAtOffset(i);return t}offsetToIndex(e){return this._children.offsetToIndex(e)}toJSON(){const e=[];for(const t of this._children)e.push(t.toJSON());return e}static fromJSON(e){const t=[];for(const i of e)i.name?t.push(Wr.fromJSON(i)):t.push(zr.fromJSON(i));return new Zl(t)}_appendChild(e){this._insertChild(this.childCount,e);}_insertChild(e,t){const i=function(e){if("string"==typeof e)return [new zr(e)];Jt(e)||(e=[e]);return Array.from(e).map(e=>"string"==typeof e?new zr(e):e instanceof hr?new zr(e.data,e.getAttributes()):e)}(t);for(const e of i)null!==e.parent&&e._remove(),e.parent=this;this._children._insertNodes(e,i);}_removeChildren(e,t=1){const i=this._children._removeNodes(e,t);for(const e of i)e.parent=null;return i}_removeChildrenArray(e){this._children._removeNodesArray(e);for(const t of e)t.parent=null;}}Zl.prototype.is=function(e){return "documentFragment"===e||"model:documentFragment"===e};class Xl{model;batch;constructor(e,t){this.model=e,this.batch=t;}createText(e,t){return new zr(e,t)}createElement(e,t){return new Wr(e,t)}createDocumentFragment(){return new Zl}cloneElement(e,t=true){return e._clone(t)}insert(e,t,i=0){if(this._assertWriterUsedCorrectly(),e instanceof zr&&""==e.data)return;const n=fr._createAt(t,i);if(e.parent){if(sc(e.root,n.root))return void this.move(yr._createOn(e),n);if(e.root.document)throw new I("model-writer-insert-forbidden-move",this);this.remove(e);}const s=n.root.document?n.root.document.version:null,o=e instanceof Zl?e._removeChildren(0,e.childCount):e,r=new hl(n,o,s);if(e instanceof zr&&(r.shouldReceiveAttributes=true),this.batch.addOperation(r),this.model.applyOperation(r),e instanceof Zl)for(const[t,i]of e.markers){const e=fr._createAt(i.root,0),s={range:new yr(i.start._getCombined(e,n),i.end._getCombined(e,n)),usingOperation:true,affectsData:true};this.model.markers.has(t)?this.updateMarker(t,s):this.addMarker(t,s);}}insertText(e,t,i,n){t instanceof Zl||t instanceof Wr||t instanceof fr?this.insert(this.createText(e),t,i):this.insert(this.createText(e,t),i,n);}insertElement(e,t,i,n){t instanceof Zl||t instanceof Wr||t instanceof fr?this.insert(this.createElement(e),t,i):this.insert(this.createElement(e,t),i,n);}append(e,t){this.insert(e,t,"end");}appendText(e,t,i){t instanceof Zl||t instanceof Wr?this.insert(this.createText(e),t,"end"):this.insert(this.createText(e,t),i,"end");}appendElement(e,t,i){t instanceof Zl||t instanceof Wr?this.insert(this.createElement(e),t,"end"):this.insert(this.createElement(e,t),i,"end");}setAttribute(e,t,i){if(this._assertWriterUsedCorrectly(),i instanceof yr){const n=i.getMinimalFlatRanges();for(const i of n)ec(this,e,t,i);}else tc(this,e,t,i);}setAttributes(e,t){for(const[i,n]of Cn(e))this.setAttribute(i,n,t);}removeAttribute(e,t){if(this._assertWriterUsedCorrectly(),t instanceof yr){const i=t.getMinimalFlatRanges();for(const t of i)ec(this,e,null,t);}else tc(this,e,null,t);}clearAttributes(e){this._assertWriterUsedCorrectly();const t=e=>{for(const t of e.getAttributeKeys())this.removeAttribute(t,e);};if(e instanceof yr)for(const i of e.getItems())t(i);else t(e);}move(e,t,i){if(this._assertWriterUsedCorrectly(),!(e instanceof yr))throw new I("writer-move-invalid-range",this);if(!e.isFlat)throw new I("writer-move-range-not-flat",this);const n=fr._createAt(t,i);if(n.isEqual(e.start))return;if(this._addOperationForAffectedMarkers("move",e),!sc(e.root,n.root))throw new I("writer-move-different-document",this);const s=e.root.document?e.root.document.version:null,o=new dl(e.start,e.end.offset-e.start.offset,n,s);this.batch.addOperation(o),this.model.applyOperation(o);}remove(e){this._assertWriterUsedCorrectly();const t=(e instanceof yr?e:yr._createOn(e)).getMinimalFlatRanges().reverse();for(const e of t)this._addOperationForAffectedMarkers("move",e),nc(e.start,e.end.offset-e.start.offset,this.batch,this.model);}merge(e){this._assertWriterUsedCorrectly();const t=e.nodeBefore,i=e.nodeAfter;if(this._addOperationForAffectedMarkers("merge",e),!(t instanceof Wr))throw new I("writer-merge-no-element-before",this);if(!(i instanceof Wr))throw new I("writer-merge-no-element-after",this);e.root.document?this._merge(e):this._mergeDetached(e);}createPositionFromPath(e,t,i){return this.model.createPositionFromPath(e,t,i)}createPositionAt(e,t){return this.model.createPositionAt(e,t)}createPositionAfter(e){return this.model.createPositionAfter(e)}createPositionBefore(e){return this.model.createPositionBefore(e)}createRange(e,t){return this.model.createRange(e,t)}createRangeIn(e){return this.model.createRangeIn(e)}createRangeOn(e){return this.model.createRangeOn(e)}createSelection(...e){return this.model.createSelection(...e)}_mergeDetached(e){const t=e.nodeBefore,i=e.nodeAfter;this.move(yr._createIn(i),fr._createAt(t,"end")),this.remove(i);}_merge(e){const t=fr._createAt(e.nodeBefore,"end"),i=fr._createAt(e.nodeAfter,0),n=e.root.document.graveyard,s=new fr(n,[0]),o=e.root.document.version,r=new gl(i,e.nodeAfter.maxOffset,t,s,o);this.batch.addOperation(r),this.model.applyOperation(r);}rename(e,t){if(this._assertWriterUsedCorrectly(),!(e instanceof Wr))throw new I("writer-rename-not-element-instance",this);const i=e.root.document?e.root.document.version:null,n=new wl(fr._createBefore(e),e.name,t,i);this.batch.addOperation(n),this.model.applyOperation(n);}split(e,t){this._assertWriterUsedCorrectly();let i,n,s=e.parent;if(!s.parent)throw new I("writer-split-element-no-parent",this);if(t||(t=s.parent),!e.parent.getAncestors({includeSelf:true}).includes(t))throw new I("writer-split-invalid-limit-element",this);do{const t=s.root.document?s.root.document.version:null,o=s.maxOffset-e.offset,r=ml.getInsertionPosition(e),a=new ml(e,o,r,null,t);this.batch.addOperation(a),this.model.applyOperation(a),i||n||(i=s,n=e.parent.nextSibling),s=(e=this.createPositionAfter(e.parent)).parent;}while(s!==t);return {position:e,range:new yr(fr._createAt(i,"end"),fr._createAt(n,0))}}wrap(e,t){if(this._assertWriterUsedCorrectly(),!e.isFlat)throw new I("writer-wrap-range-not-flat",this);const i=t instanceof Wr?t:new Wr(t);if(i.childCount>0)throw new I("writer-wrap-element-not-empty",this);if(null!==i.parent)throw new I("writer-wrap-element-attached",this);this.insert(i,e.start);const n=new yr(e.start.getShiftedBy(1),e.end.getShiftedBy(1));this.move(n,fr._createAt(i,0));}unwrap(e){if(this._assertWriterUsedCorrectly(),null===e.parent)throw new I("writer-unwrap-element-no-parent",this);this.move(yr._createIn(e),this.createPositionAfter(e)),this.remove(e);}addMarker(e,t){if(this._assertWriterUsedCorrectly(),!t||"boolean"!=typeof t.usingOperation)throw new I("writer-addmarker-no-usingoperation",this);const i=t.usingOperation,n=t.range,s=void 0!==t.affectsData&&t.affectsData;if(this.model.markers.has(e))throw new I("writer-addmarker-marker-exists",this);if(!n)throw new I("writer-addmarker-no-range",this);return i?(ic(this,e,null,n,s),this.model.markers.get(e)):this.model.markers._set(e,n,i,s)}updateMarker(e,t){this._assertWriterUsedCorrectly();const i="string"==typeof e?e:e.name,n=this.model.markers.get(i);if(!n)throw new I("writer-updatemarker-marker-not-exists",this);if(!t)return P("writer-updatemarker-reconvert-using-editingcontroller",{markerName:i}),void this.model.markers._refresh(n);const s="boolean"==typeof t.usingOperation,o="boolean"==typeof t.affectsData,r=o?t.affectsData:n.affectsData;if(!s&&!t.range&&!o)throw new I("writer-updatemarker-wrong-options",this);const a=n.getRange(),l=t.range?t.range:a;s&&t.usingOperation!==n.managedUsingOperations?t.usingOperation?ic(this,i,null,l,r):(ic(this,i,a,null,r),this.model.markers._set(i,l,void 0,r)):n.managedUsingOperations?ic(this,i,a,l,r):this.model.markers._set(i,l,void 0,r);}removeMarker(e){this._assertWriterUsedCorrectly();const t="string"==typeof e?e:e.name;if(!this.model.markers.has(t))throw new I("writer-removemarker-no-marker",this);const i=this.model.markers.get(t);if(!i.managedUsingOperations)return void this.model.markers._remove(t);ic(this,t,i.getRange(),null,i.affectsData);}addRoot(e,t="$root"){this._assertWriterUsedCorrectly();const i=this.model.document.getRoot(e);if(i&&i.isAttached())throw new I("writer-addroot-root-exists",this);const n=this.model.document,s=new _l(e,t,true,n,n.version);return this.batch.addOperation(s),this.model.applyOperation(s),this.model.document.getRoot(e)}detachRoot(e){this._assertWriterUsedCorrectly();const t="string"==typeof e?this.model.document.getRoot(e):e;if(!t||!t.isAttached())throw new I("writer-detachroot-no-root",this);for(const e of this.model.markers)e.getRange().root===t&&this.removeMarker(e);for(const e of t.getAttributeKeys())this.removeAttribute(e,t);this.remove(this.createRangeIn(t));const i=this.model.document,n=new _l(t.rootName,t.name,false,i,i.version);this.batch.addOperation(n),this.model.applyOperation(n);}setSelection(...e){this._assertWriterUsedCorrectly(),this.model.document.selection._setTo(...e);}setSelectionFocus(e,t){this._assertWriterUsedCorrectly(),this.model.document.selection._setFocus(e,t);}setSelectionAttribute(e,t){if(this._assertWriterUsedCorrectly(),"string"==typeof e)this._setSelectionAttribute(e,t);else for(const[t,i]of Cn(e))this._setSelectionAttribute(t,i);}removeSelectionAttribute(e){if(this._assertWriterUsedCorrectly(),"string"==typeof e)this._removeSelectionAttribute(e);else for(const t of e)this._removeSelectionAttribute(t);}overrideSelectionGravity(){return this.model.document.selection._overrideGravity()}restoreSelectionGravity(e){this.model.document.selection._restoreGravity(e);}_setSelectionAttribute(e,t){const i=this.model.document.selection;if(i.isCollapsed&&i.anchor.parent.isEmpty){const n=qr._getStoreAttributeKey(e);this.setAttribute(n,t,i.anchor.parent);}i._setAttribute(e,t);}_removeSelectionAttribute(e){const t=this.model.document.selection;if(t.isCollapsed&&t.anchor.parent.isEmpty){const i=qr._getStoreAttributeKey(e);this.removeAttribute(i,t.anchor.parent);}t._removeAttribute(e);}_assertWriterUsedCorrectly(){if(this.model._currentWriter!==this)throw new I("writer-incorrect-use",this)}_addOperationForAffectedMarkers(e,t){for(const i of this.model.markers){if(!i.managedUsingOperations)continue;const n=i.getRange();let s=false;if("move"===e){const e=t;s=e.containsPosition(n.start)||e.start.isEqual(n.start)||e.containsPosition(n.end)||e.end.isEqual(n.end);}else {const e=t,i=e.nodeBefore,o=e.nodeAfter,r=n.start.parent==i&&n.start.isAtEnd,a=n.end.parent==o&&0==n.end.offset,l=n.end.nodeAfter==o,c=n.start.nodeAfter==o;s=r||a||l||c;}s&&this.updateMarker(i.name,{range:n});}}}function ec(e,t,i,n){const s=e.model,o=s.document;let r,a,l,c=n.start;for(const e of n.getWalker({shallow:true}))l=e.item.getAttribute(t),r&&a!=l&&(a!=i&&u(),c=r),r=e.nextPosition,a=l;function u(){const n=new yr(c,r),l=n.root.document?o.version:null,u=new pl(n,t,a,i,l);e.batch.addOperation(u),s.applyOperation(u);}r instanceof fr&&r!=c&&a!=i&&u();}function tc(e,t,i,n){const s=e.model,o=s.document,r=n.getAttribute(t);let a,l;if(r!=i){if(n.root===n){const e=n.document?o.version:null;l=new vl(n,t,r,i,e);}else {a=new yr(fr._createBefore(n),e.createPositionAfter(n));const s=a.root.document?o.version:null;l=new pl(a,t,r,i,s);}e.batch.addOperation(l),s.applyOperation(l);}}function ic(e,t,i,n,s){const o=e.model,r=o.document,a=new fl(t,i,n,o.markers,!!s,r.version);e.batch.addOperation(a),o.applyOperation(a);}function nc(e,t,i,n){let s;if(e.root.document){const i=n.document,o=new fr(i.graveyard,[0]);s=new dl(e,t,o,i.version);}else s=new Yl(e,t);i.addOperation(s),n.applyOperation(s);}function sc(e,t){return e===t||e instanceof jl&&t instanceof jl}function oc(e){e.document.registerPostFixer(t=>function(e,t){const i=t.document.selection,n=t.schema,s=[];let o=false;for(const e of i.getRanges()){const t=rc(e,n);t&&!t.isEqual(e)?(s.push(t),o=true):s.push(e);}o&&e.setSelection(lc(s),{backward:i.isBackward});return false}(t,e));}function rc(e,t){return e.isCollapsed?function(e,t){const i=e.start,n=t.getNearestSelectionRange(i);if(!n){const e=i.getAncestors().reverse().find(e=>t.isObject(e));return e?yr._createOn(e):null}if(!n.isCollapsed)return n;const s=n.start;if(i.isEqual(s))return null;return new yr(s)}(e,t):function(e,t){const{start:i,end:n}=e,s=t.checkChild(i,"$text"),o=t.checkChild(n,"$text"),r=t.getLimitElement(i),a=t.getLimitElement(n);if(r===a){if(s&&o)return null;if(function(e,t,i){const n=e.nodeAfter&&!i.isLimit(e.nodeAfter)||i.checkChild(e,"$text"),s=t.nodeBefore&&!i.isLimit(t.nodeBefore)||i.checkChild(t,"$text");return n||s}(i,n,t)){const e=i.nodeAfter&&t.isSelectable(i.nodeAfter)?null:t.getNearestSelectionRange(i,"forward"),s=n.nodeBefore&&t.isSelectable(n.nodeBefore)?null:t.getNearestSelectionRange(n,"backward"),o=e?e.start:i,r=s?s.end:n;return new yr(o,r)}}const l=r&&!r.is("rootElement"),c=a&&!a.is("rootElement");if(l||c){const e=i.nodeAfter&&n.nodeBefore&&i.nodeAfter.parent===n.nodeBefore.parent,s=l&&(!e||!cc(i.nodeAfter,t)),o=c&&(!e||!cc(n.nodeBefore,t));let u=i,d=n;return s&&(u=fr._createBefore(ac(r,t))),o&&(d=fr._createAfter(ac(a,t))),new yr(u,d)}return null}(e,t)}function ac(e,t){let i=e,n=i;for(;t.isLimit(n)&&n.parent;)i=n,n=n.parent;return i}function lc(e){const t=[...e],i=new Set;let n=1;for(;n!i.has(t));return s}function cc(e,t){return e&&t.isSelectable(e)}function uc(e,t,i={}){if(t.isCollapsed)return;const n=t.getFirstRange();if("$graveyard"==n.root.rootName)return;const s=e.schema;e.change(e=>{if(!i.doNotResetEntireContent&&function(e,t){const i=e.getLimitElement(t);if(!t.containsEntireContent(i))return false;const n=t.getFirstRange();if(n.start.parent==n.end.parent)return false;return e.checkChild(i,"paragraph")}(s,t))return void function(e,t){const i=e.model.schema.getLimitElement(t);e.remove(e.createRangeIn(i)),gc(e,e.createPositionAt(i,0),t);}(e,t);const o={};if(!i.doNotAutoparagraph){const e=t.getSelectedElement();e&&Object.assign(o,s.getAttributesWithProperty(e,"copyOnReplace",true));}let r,a;i.doNotFixSelection?(r=Ml.fromPosition(n.start,"toPrevious"),a=Ml.fromPosition(n.end,"toNext")):[r,a]=function(e){const t=e.root.document.model,i=e.start;let n=e.end;if(t.hasContent(e,{ignoreMarkers:true})){const i=function(e){const t=e.parent,i=t.root.document.model.schema,n=t.getAncestors({parentFirst:true,includeSelf:true});for(const e of n){if(i.isLimit(e))return null;if(i.isBlock(e))return e}}(n);if(i&&n.isTouching(t.createPositionAt(i,0))){const i=t.createSelection(e);t.modifySelection(i,{direction:"backward"});const s=i.getLastPosition(),o=t.createRange(s,n);t.hasContent(o,{ignoreMarkers:true})||(n=s);}}return [Ml.fromPosition(i,"toPrevious"),Ml.fromPosition(n,"toNext")]}(n),r.isTouching(a)||e.remove(e.createRange(r,a)),i.leaveUnmerged||(!function(e,t,i){const n=e.model;if(!mc(e.model.schema,t,i))return;const[s,o]=function(e,t){const i=e.getAncestors(),n=t.getAncestors();let s=0;for(;i[s]&&i[s]==n[s];)s++;return [i[s],n[s]]}(t,i);if(!s||!o)return;!n.hasContent(s,{ignoreMarkers:true})&&n.hasContent(o,{ignoreMarkers:true})?hc(e,t,i,s.parent):dc(e,t,i,s.parent);}(e,r,a),s.removeDisallowedAttributes(r.parent.getChildren(),e)),fc(e,t,r),!i.doNotAutoparagraph&&function(e,t){const i=e.checkChild(t,"$text"),n=e.checkChild(t,"paragraph");return !i&&n}(s,r)&&gc(e,r,t,o),r.detach(),a.detach();});}function dc(e,t,i,n){const s=t.parent,o=i.parent;if(s!=n&&o!=n){for(t=e.createPositionAfter(s),(i=e.createPositionBefore(o)).isEqual(t)||e.insert(o,t),e.merge(t);i.parent.isEmpty;){const t=i.parent;i=e.createPositionBefore(t),e.remove(t);}mc(e.model.schema,t,i)&&dc(e,t,i,n);}}function hc(e,t,i,n){const s=t.parent,o=i.parent;if(s!=n&&o!=n){for(t=e.createPositionAfter(s),(i=e.createPositionBefore(o)).isEqual(t)||e.insert(s,i);t.parent.isEmpty;){const i=t.parent;t=e.createPositionBefore(i),e.remove(i);}i=e.createPositionBefore(o),function(e,t){const i=t.nodeBefore,n=t.nodeAfter;i.name!=n.name&&e.rename(i,n.name);e.clearAttributes(i),e.setAttributes(Object.fromEntries(n.getAttributes()),i),e.merge(t);}(e,i),mc(e.model.schema,t,i)&&hc(e,t,i,n);}}function mc(e,t,i){const n=t.parent,s=i.parent;return n!=s&&(!e.isLimit(n)&&!e.isLimit(s)&&function(e,t,i){const n=new yr(e,t);for(const e of n.getWalker())if(i.isLimit(e.item))return false;return true}(t,i,e))}function gc(e,t,i,n={}){const s=e.createElement("paragraph");e.model.schema.setAllowedAttributes(s,n,e),e.insert(s,t),fc(e,i,e.createPositionAt(s,0));}function fc(e,t,i){t instanceof qr?e.setSelection(i):t.setTo(i);}function pc(e,t){return e.change(e=>{const i=e.createDocumentFragment(),n=t.getFirstRange();if(!n||n.isCollapsed)return i;const s=n.start.root,o=n.start.getCommonPath(n.end),r=s.getNodeByPath(o);let a;a=n.start.parent==n.end.parent?n:e.createRange(e.createPositionAt(r,n.start.path[o.length]),e.createPositionAt(r,n.end.path[o.length]+1));const l=a.end.offset-a.start.offset;for(const t of a.getItems({shallow:true}))t.is("$textProxy")?e.appendText(t.data,t.getAttributes(),i):e.append(e.cloneElement(t,true),i);if(a!=n){const t=n._getTransformedByMove(a.start,e.createPositionAt(i,0),l)[0],s=e.createRange(e.createPositionAt(i,0),t.start);bc(e.createRange(t.end,e.createPositionAt(i,"end")),e),bc(s,e);}return i})}function bc(e,t){const i=[];Array.from(e.getItems({direction:"backward"})).map(e=>t.createRangeOn(e)).filter(t=>(t.start.isAfter(e.start)||t.start.isEqual(e.start))&&(t.end.isBefore(e.end)||t.end.isEqual(e.end))).forEach(e=>{i.push(e.start.parent),t.remove(e);}),i.forEach(e=>{let i=e;for(;i.parent&&i.isEmpty;){const e=t.createRangeOn(i);i=i.parent,t.remove(e);}});}function wc(e,t,i){return e.change(n=>{const s=i||e.document.selection;s.isCollapsed||e.deleteContent(s,{doNotAutoparagraph:true});const o=new vc(e,n,s.anchor),r=[];let a;if(t.is("documentFragment")){if(t.markers.size){const e=[];for(const[i,n]of t.markers){const{start:t,end:s}=n,o=t.isEqual(s);e.push({position:t,name:i,isCollapsed:o},{position:s,name:i,isCollapsed:o});}e.sort(({position:e},{position:t})=>e.isBefore(t)?1:-1);for(const{position:i,name:s,isCollapsed:o}of e){let e=null,a=null;const l=i.parent===t&&i.isAtStart,c=i.parent===t&&i.isAtEnd;l||c?o&&(a=l?"start":"end"):(e=n.createElement("$marker"),n.insert(e,i)),r.push({name:s,element:e,collapsed:a});}}a=t.getChildren();}else a=[t];o.handleNodes(a);let l=o.getSelectionRange();if(t.is("documentFragment")&&r.length){const e=l?Fr.fromRange(l):null,t={};for(let e=r.length-1;e>=0;e--){const{name:i,element:s,collapsed:a}=r[e],l=!t[i];if(l&&(t[i]=[]),s){const e=n.createPositionAt(s,"before");t[i].push(e),n.remove(s);}else {const e=o.getAffectedRange();if(!e){a&&t[i].push(o.position);continue}a?t[i].push(e[a]):t[i].push(l?e.start:e.end);}}for(const[e,[i,s]]of Object.entries(t))i&&s&&i.root===s.root&&i.root.document&&!n.model.markers.has(e)&&n.addMarker(e,{usingOperation:true,affectsData:true,range:new yr(i,s)});e&&(l=e.toRange(),e.detach());}l&&(s instanceof qr?n.setSelection(l):s.setTo(l));const c=o.getAffectedRange()||e.createRange(s.anchor);return o.destroy(),c})}class vc{model;writer;position;canMergeWith;schema;_documentFragment;_documentFragmentPosition;_firstNode=null;_lastNode=null;_lastAutoParagraph=null;_filterAttributesOf=[];_affectedStart=null;_affectedEnd=null;_nodeToSelect=null;constructor(e,t,i){this.model=e,this.writer=t,this.position=i,this.canMergeWith=new Set([this.position.parent]),this.schema=e.schema,this._documentFragment=t.createDocumentFragment(),this._documentFragmentPosition=t.createPositionAt(this._documentFragment,0);}handleNodes(e){for(const t of Array.from(e))t.offsetSize>0&&this._handleNode(t);this._insertPartialFragment(),this._lastAutoParagraph&&this._updateLastNodeFromAutoParagraph(this._lastAutoParagraph),this._mergeOnRight(),this.schema.removeDisallowedAttributes(this._filterAttributesOf,this.writer),this._filterAttributesOf=[];}_updateLastNodeFromAutoParagraph(e){const t=this.writer.createPositionAfter(this._lastNode),i=this.writer.createPositionAfter(e);if(i.isAfter(t)){if(this._lastNode=e,this.position.parent!=e||!this.position.isAtEnd)throw new I("insertcontent-invalid-insertion-position",this);this.position=i,this._setAffectedBoundaries(this.position);}}getSelectionRange(){return this._nodeToSelect?yr._createOn(this._nodeToSelect):this.model.schema.getNearestSelectionRange(this.position)}getAffectedRange(){return this._affectedStart?new yr(this._affectedStart,this._affectedEnd):null}destroy(){this._affectedStart&&this._affectedStart.detach(),this._affectedEnd&&this._affectedEnd.detach();}_handleNode(e){this._checkAndSplitToAllowedPosition(e)?(e=this._appendToFragment(e),this._firstNode||(this._firstNode=e),this._lastNode=e):this.schema.isObject(e)||this._handleDisallowedNode(e);}_insertPartialFragment(){if(this._documentFragment.isEmpty)return;const e=Ml.fromPosition(this.position,"toNext");this._setAffectedBoundaries(this.position),this._documentFragment.getChild(0)==this._firstNode&&(this.writer.insert(this._firstNode,this.position),this._mergeOnLeft(),this.position=e.toPosition()),this._documentFragment.isEmpty||this.writer.insert(this._documentFragment,this.position),this._documentFragmentPosition=this.writer.createPositionAt(this._documentFragment,0),this.position=e.toPosition(),e.detach();}_handleDisallowedNode(e){e.is("element")&&this.handleNodes(e.getChildren());}_appendToFragment(e){if(!this.schema.checkChild(this.position,e))throw new I("insertcontent-wrong-position",this,{node:e,position:this.position});return this.writer.insert(e,this._documentFragmentPosition),this._documentFragmentPosition=this._documentFragmentPosition.getShiftedBy(e.offsetSize),e.parent||(e=this._documentFragmentPosition.nodeBefore),this.schema.isObject(e)&&!this.schema.checkChild(this.position,"$text")?this._nodeToSelect=e:this._nodeToSelect=null,this._filterAttributesOf.push(e),e}_setAffectedBoundaries(e){this._affectedStart||(this._affectedStart=Ml.fromPosition(e,"toPrevious")),this._affectedEnd&&!this._affectedEnd.isBefore(e)||(this._affectedEnd&&this._affectedEnd.detach(),this._affectedEnd=Ml.fromPosition(e,"toNext"));}_mergeOnLeft(){const e=this._firstNode;if(!(e instanceof Wr))return;if(!this._canMergeLeft(e))return;const t=Ml._createBefore(e);t.stickiness="toNext";const i=Ml.fromPosition(this.position,"toNext");this._affectedStart.isEqual(t)&&(this._affectedStart.detach(),this._affectedStart=Ml._createAt(t.nodeBefore,"end","toPrevious")),this._firstNode===this._lastNode&&(this._firstNode=t.nodeBefore,this._lastNode=t.nodeBefore),this.writer.merge(t),t.isEqual(this._affectedEnd)&&this._firstNode===this._lastNode&&(this._affectedEnd.detach(),this._affectedEnd=Ml._createAt(t.nodeBefore,"end","toNext")),this.position=i.toPosition(),i.detach(),this._filterAttributesOf.push(this.position.parent),t.detach();}_mergeOnRight(){const e=this._lastNode;if(!(e instanceof Wr))return;if(!this._canMergeRight(e))return;const t=Ml._createAfter(e);if(t.stickiness="toNext",!this.position.isEqual(t))throw new I("insertcontent-invalid-insertion-position",this);this.position=fr._createAt(t.nodeBefore,"end");const i=Ml.fromPosition(this.position,"toPrevious");this._affectedEnd.isEqual(t)&&(this._affectedEnd.detach(),this._affectedEnd=Ml._createAt(t.nodeBefore,"end","toNext")),this._firstNode===this._lastNode&&(this._firstNode=t.nodeBefore,this._lastNode=t.nodeBefore),this.writer.merge(t),t.getShiftedBy(-1).isEqual(this._affectedStart)&&this._firstNode===this._lastNode&&(this._affectedStart.detach(),this._affectedStart=Ml._createAt(t.nodeBefore,0,"toPrevious")),this.position=i.toPosition(),i.detach(),this._filterAttributesOf.push(this.position.parent),t.detach();}_canMergeLeft(e){const t=e.previousSibling;return t instanceof Wr&&this.canMergeWith.has(t)&&this.model.schema.checkMerge(t,e)}_canMergeRight(e){const t=e.nextSibling;return t instanceof Wr&&this.canMergeWith.has(t)&&this.model.schema.checkMerge(e,t)}_insertAutoParagraph(){this._insertPartialFragment();const e=this.writer.createElement("paragraph");this.writer.insert(e,this.position),this._setAffectedBoundaries(this.position),this._lastAutoParagraph=e,this.position=this.writer.createPositionAt(e,0);}_checkAndSplitToAllowedPosition(e){const t=this._getAllowedIn(this.position.parent,e);if(!t)return false;for(t!=this.position.parent&&this._insertPartialFragment();t!=this.position.parent;)if(this.position.isAtStart){const e=this.position.parent;this.position=this.writer.createPositionBefore(e),e.isEmpty&&e.parent===t&&this.writer.remove(e);}else if(this.position.isAtEnd)this.position=this.writer.createPositionAfter(this.position.parent);else {const e=this.writer.createPositionAfter(this.position.parent);this._setAffectedBoundaries(this.position),this.writer.split(this.position),this.position=e,this.canMergeWith.add(this.position.nodeAfter);}return this.schema.checkChild(this.position.parent,e)||this._insertAutoParagraph(),true}_getAllowedIn(e,t){const i=this.schema.createContext(e);return this.schema.checkChild(i,t)||this.schema.checkChild(i,"paragraph")&&this.schema.checkChild(i.push("paragraph"),t)?e:this.schema.isLimit(e)?null:this._getAllowedIn(e.parent,t)}}function _c(e,t,i,n={}){if(!e.schema.isObject(t))throw new I("insertobject-element-not-an-object",e,{object:t});const s=i||e.document.selection;let o=s;n.findOptimalPosition&&e.schema.isBlock(t)&&(o=e.createSelection(e.schema.findOptimalInsertionRange(s,n.findOptimalPosition)));const r=fn(s.getSelectedBlocks()),a={};return r&&Object.assign(a,e.schema.getAttributesWithProperty(r,"copyOnReplace",true)),e.change(i=>{o.isCollapsed||e.deleteContent(o,{doNotAutoparagraph:true});let s=t;const r=o.anchor.parent,l=e.schema.createContext(r);!e.schema.checkChild(l,t)&&e.schema.checkChild(l,"paragraph")&&e.schema.checkChild(l.push("paragraph"),t)&&(s=i.createElement("paragraph"),i.insert(t,s)),e.schema.setAllowedAttributes(s,a,i);const c=e.insertContent(s,o);return c.isCollapsed||n.setSelection&&function(e,t,i,n){const s=e.model;if("on"==i)return void e.setSelection(t,"on");if("after"!=i)throw new I("insertobject-invalid-place-parameter-value",s);let o=t.nextSibling;if(s.schema.isInline(t))return void e.setSelection(t,"after");const r=o&&s.schema.checkChild(o,"$text");!r&&s.schema.checkChild(t.parent,"paragraph")&&(o=e.createElement("paragraph"),s.schema.setAllowedAttributes(o,n,e),s.insertContent(o,e.createPositionAfter(t)));o&&e.setSelection(o,0);}(i,t,n.setSelection,a),c})}function yc(e,t,i={}){const n=e.schema,s="backward"!=i.direction,o=i.unit?i.unit:"character",r=!!i.treatEmojiAsSingleUnit,a=t.focus,l=new mr({boundaries:Cc(a,s),singleCharacters:true,direction:s?"forward":"backward"}),c={walker:l,schema:n,isForward:s,unit:o,treatEmojiAsSingleUnit:r};let u;for(;u=l.next();){if(u.done)return;const i=kc(c,u.value);if(i)return void(t instanceof qr?e.change(e=>{e.setSelectionFocus(i);}):t.setFocus(i))}}function kc(e,t){const{isForward:i,walker:n,unit:s,schema:o,treatEmojiAsSingleUnit:r}=e,{type:a,item:l,nextPosition:c}=t;if("text"==a)return "word"===e.unit?function(e,t){let i=e.position.textNode;i||(i=t?e.position.nodeAfter:e.position.nodeBefore);for(;i&&i.is("$text");){const n=e.position.offset-i.startOffset;if(Ac(i,n,t))i=t?e.position.nodeAfter:e.position.nodeBefore;else {if(xc(i.data,n,t))break;e.next();}}return e.position}(n,i):function(e,t,i){const n=e.position.textNode;if(n){const s=n.data;let o=e.position.offset-n.startOffset;for(;Nn(s,o)||"character"==t&&Dn(s,o)||i&&Hn(s,o);)e.next(),o=e.position.offset-n.startOffset;}return e.position}(n,s,r);if(a==(i?"elementStart":"elementEnd")){if(o.isSelectable(l))return fr._createAt(l,i?"after":"before");if(o.checkChild(c,"$text"))return c}else {if(o.isLimit(l))return void n.skip(()=>true);if(o.checkChild(c,"$text"))return c}}function Cc(e,t){const i=e.root,n=fr._createAt(i,t?"end":0);return t?new yr(e,n):new yr(n,e)}function xc(e,t,i){const n=t+(i?0:-1);return ' ,.?!:;"-()'.includes(e.charAt(n))}function Ac(e,t,i){return t===(i?e.offsetSize:0)}class Ec extends(Dt()){markers;document;schema;_pendingChanges;_currentWriter;constructor(){super(),this.markers=new Jl,this.document=new Gl(this),this.schema=new Ra,this._pendingChanges=[],this._currentWriter=null,["deleteContent","modifySelection","getSelectedContent","applyOperation"].forEach(e=>this.decorate(e)),this.on("applyOperation",(e,t)=>{t[0]._validate();},{priority:"highest"}),this.schema.register("$root",{isLimit:true}),this.schema.register("$container",{allowIn:["$root","$container"]}),this.schema.register("$block",{allowIn:["$root","$container"],isBlock:true}),this.schema.register("$blockObject",{allowWhere:"$block",isBlock:true,isObject:true}),this.schema.register("$inlineObject",{allowWhere:"$text",allowAttributesOf:"$text",isInline:true,isObject:true}),this.schema.register("$text",{allowIn:"$block",isInline:true,isContent:true}),this.schema.register("$clipboardHolder",{allowContentOf:"$root",allowChildren:"$text",isLimit:true}),this.schema.register("$documentFragment",{allowContentOf:"$root",allowChildren:"$text",isLimit:true}),this.schema.register("$marker"),this.schema.addChildCheck(()=>true,"$marker"),oc(this),this.document.registerPostFixer(va),this.on("insertContent",(e,[t,i])=>{e.return=wc(this,t,i);}),this.on("insertObject",(e,[t,i,n])=>{e.return=_c(this,t,i,n);}),this.on("canEditAt",e=>{const t=!this.document.isReadOnly;e.return=t,t||e.stop();});}change(e){try{return 0===this._pendingChanges.length?(this._pendingChanges.push({batch:new Nl,callback:e}),this._runPendingChanges()[0]):e(this._currentWriter)}catch(e){I.rethrowUnexpectedError(e,this);}}enqueueChange(e,t){try{e?"function"==typeof e?(t=e,e=new Nl):e instanceof Nl||(e=new Nl(e)):e=new Nl,this._pendingChanges.push({batch:e,callback:t}),1==this._pendingChanges.length&&this._runPendingChanges();}catch(e){I.rethrowUnexpectedError(e,this);}}applyOperation(e){e._execute();}insertContent(e,t,i,...n){const s=Tc(t,i);return this.fire("insertContent",[e,s,i,...n])}insertObject(e,t,i,n,...s){const o=Tc(t,i);return this.fire("insertObject",[e,o,n,n,...s])}deleteContent(e,t){uc(this,e,t);}modifySelection(e,t){yc(this,e,t);}getSelectedContent(e){return pc(this,e)}hasContent(e,t={}){const i=e instanceof yr?e:yr._createIn(e);if(i.isCollapsed)return false;const{ignoreWhitespaces:n=false,ignoreMarkers:s=false}=t;if(!s)for(const e of this.markers.getMarkersIntersectingRange(i))if(e.affectsData)return true;for(const e of i.getItems())if(this.schema.isContent(e)){if(!e.is("$textProxy"))return true;if(!n)return true;if(-1!==e.data.search(/\S/))return true}return false}canEditAt(e){const t=Tc(e);return this.fire("canEditAt",[t])}createPositionFromPath(e,t,i){return new fr(e,t,i)}createPositionAt(e,t){return fr._createAt(e,t)}createPositionAfter(e){return fr._createAfter(e)}createPositionBefore(e){return fr._createBefore(e)}createRange(e,t){return new yr(e,t)}createRangeIn(e){return yr._createIn(e)}createRangeOn(e){return yr._createOn(e)}createSelection(...e){return new Pr(...e)}createBatch(e){return new Nl(e)}createOperationFromJSON(e){return kl.fromJSON(e,this.document)}destroy(){this.document.destroy(),this.stopListening();}_runPendingChanges(){const e=[];this.fire("_beforeChanges");try{for(;this._pendingChanges.length;){const t=this._pendingChanges[0].batch;this._currentWriter=new Xl(this,t);const i=this._pendingChanges[0].callback(this._currentWriter);e.push(i),this.document._handleChangeBlock(this._currentWriter),this._pendingChanges.shift(),this._currentWriter=null;}}finally{this._pendingChanges.length=0,this._currentWriter=null,this.fire("_afterChanges");}return e}}function Tc(e,t){if(e)return e instanceof Pr||e instanceof qr?e:e instanceof Ir?t||0===t?new Pr(e,t):e.is("rootElement")?new Pr(e,"in"):new Pr(e,"on"):new Pr(e)}class Sc extends Yo{domEventType="click";onDomEvent(e){this.fire(e.type,e);}}class Ic extends Yo{domEventType=["mousedown","mouseup","mouseover","mouseout"];onDomEvent(e){this.fire(e.type,e);}}class Pc extends Yo{domEventType=["touchstart","touchend","touchmove"];onDomEvent(e){this.fire(e.type,e);}}class Vc extends Yo{domEventType=["pointerdown","pointerup","pointermove"];onDomEvent(e){this.fire(e.type,e);}}class Oc{document;constructor(e){this.document=e;}createDocumentFragment(e){return new co(this.document,e)}createElement(e,t,i){return new Ss(this.document,e,t,i)}createText(e){return new ms(this.document,e)}clone(e,t=false){return e._clone(t)}appendChild(e,t){return t._appendChild(e)}insertChild(e,t,i){return i._insertChild(e,t)}removeChildren(e,t,i){return i._removeChildren(e,t)}remove(e){const t=e.parent;return t?this.removeChildren(t.getChildIndex(e),1,t):[]}replace(e,t){const i=e.parent;if(i){const n=i.getChildIndex(e);return this.removeChildren(n,1,i),this.insertChild(n,t,i),true}return false}unwrapElement(e){const t=e.parent;if(t){const i=t.getChildIndex(e);this.remove(e),this.insertChild(i,e.getChildren(),t);}}rename(e,t){const i=new Ss(this.document,e,t.getAttributes(),t.getChildren());return this.replace(t,i)?i:null}setAttribute(e,t,i){i._setAttribute(e,t);}removeAttribute(e,t){t._removeAttribute(e);}addClass(e,t){t._addClass(e);}removeClass(e,t){t._removeClass(e);}setStyle(e,t,i){wt(e)&&void 0===i?t._setStyle(e):i._setStyle(e,t);}removeStyle(e,t){t._removeStyle(e);}setCustomProperty(e,t,i){i._setCustomProperty(e,t);}removeCustomProperty(e,t){return t._removeCustomProperty(e)}createPositionAt(e,t){return Fs._createAt(e,t)}createPositionAfter(e){return Fs._createAfter(e)}createPositionBefore(e){return Fs._createBefore(e)}createRange(e,t){return new Ns(e,t)}createRangeOn(e){return Ns._createOn(e)}createRangeIn(e){return Ns._createIn(e)}createSelection(...e){return new zs(...e)}}const Rc=/^#([0-9a-f]{3,4}|[0-9a-f]{6}|[0-9a-f]{8})$/i,Bc=/^rgb\([ ]?([0-9]{1,3}[ %]?,[ ]?){2,3}[0-9]{1,3}[ %]?\)$/i,Mc=/^rgba\([ ]?([0-9]{1,3}[ %]?,[ ]?){3}(1|[0-9]+%|[0]?\.?[0-9]+)\)$/i,Lc=/^hsl\([ ]?([0-9]{1,3}[ %]?[,]?[ ]*){3}(1|[0-9]+%|[0]?\.?[0-9]+)?\)$/i,Fc=/^hsla\([ ]?([0-9]{1,3}[ %]?,[ ]?){2,3}(1|[0-9]+%|[0]?\.?[0-9]+)\)$/i,Nc=/\w+\((?:[^()]|\([^()]*\))*\)|\S+/gi,Dc=new Set(["black","silver","gray","white","maroon","red","purple","fuchsia","green","lime","olive","yellow","navy","blue","teal","aqua","orange","aliceblue","antiquewhite","aquamarine","azure","beige","bisque","blanchedalmond","blueviolet","brown","burlywood","cadetblue","chartreuse","chocolate","coral","cornflowerblue","cornsilk","crimson","cyan","darkblue","darkcyan","darkgoldenrod","darkgray","darkgreen","darkgrey","darkkhaki","darkmagenta","darkolivegreen","darkorange","darkorchid","darkred","darksalmon","darkseagreen","darkslateblue","darkslategray","darkslategrey","darkturquoise","darkviolet","deeppink","deepskyblue","dimgray","dimgrey","dodgerblue","firebrick","floralwhite","forestgreen","gainsboro","ghostwhite","gold","goldenrod","greenyellow","grey","honeydew","hotpink","indianred","indigo","ivory","khaki","lavender","lavenderblush","lawngreen","lemonchiffon","lightblue","lightcoral","lightcyan","lightgoldenrodyellow","lightgray","lightgreen","lightgrey","lightpink","lightsalmon","lightseagreen","lightskyblue","lightslategray","lightslategrey","lightsteelblue","lightyellow","limegreen","linen","magenta","mediumaquamarine","mediumblue","mediumorchid","mediumpurple","mediumseagreen","mediumslateblue","mediumspringgreen","mediumturquoise","mediumvioletred","midnightblue","mintcream","mistyrose","moccasin","navajowhite","oldlace","olivedrab","orangered","orchid","palegoldenrod","palegreen","paleturquoise","palevioletred","papayawhip","peachpuff","peru","pink","plum","powderblue","rosybrown","royalblue","saddlebrown","salmon","sandybrown","seagreen","seashell","sienna","skyblue","slateblue","slategray","slategrey","snow","springgreen","steelblue","tan","thistle","tomato","turquoise","violet","wheat","whitesmoke","yellowgreen","activeborder","activecaption","appworkspace","background","buttonface","buttonhighlight","buttonshadow","buttontext","captiontext","graytext","highlight","highlighttext","inactiveborder","inactivecaption","inactivecaptiontext","infobackground","infotext","menu","menutext","scrollbar","threeddarkshadow","threedface","threedhighlight","threedlightshadow","threedshadow","window","windowframe","windowtext","rebeccapurple","currentcolor","transparent"]);function zc(e){return e.startsWith("#")?Rc.test(e):e.startsWith("rgb")?Bc.test(e)||Mc.test(e):e.startsWith("hsl")?Lc.test(e)||Fc.test(e):Dc.has(e.toLowerCase())}const Hc=["none","hidden","dotted","dashed","solid","double","groove","ridge","inset","outset"];function qc(e){return Hc.includes(e)}const Uc=/^([+-]?[0-9]*([.][0-9]+)?(px|cm|mm|in|pc|pt|ch|em|ex|rem|vh|vw|vmin|vmax)|0)$/;function $c(e){return Uc.test(e)}const jc=/^[+-]?[0-9]*([.][0-9]+)?%$/;function Wc(e){return jc.test(e)}const Gc=["repeat-x","repeat-y","repeat","space","round","no-repeat"];function Kc(e){return Gc.includes(e)}const Jc=["center","top","bottom","left","right"];function Qc(e){return Jc.includes(e)}const Yc=["fixed","scroll","local"];function Zc(e){return Yc.includes(e)}const Xc=/^url\(/;function eu(e){return Xc.test(e)}function tu(e=""){if(""===e)return {top:void 0,right:void 0,bottom:void 0,left:void 0};const t=ou(e),i=t[0],n=t[2]||i,s=t[1]||i;return {top:i,bottom:n,right:s,left:t[3]||s}}function iu(e){return t=>{const{top:i,right:n,bottom:s,left:o}=t,r=[];return [i,n,o,s].every(e=>!!e)?r.push([e,nu(t)]):(i&&r.push([e+"-top",i]),n&&r.push([e+"-right",n]),s&&r.push([e+"-bottom",s]),o&&r.push([e+"-left",o])),r}}function nu({top:e,right:t,bottom:i,left:n}){const s=[];return n!==t?s.push(e,t,i,n):i!==e?s.push(e,t,i):t!==e?s.push(e,t):s.push(e),s.join(" ")}function su(e){return t=>({path:e,value:tu(t)})}function ou(e){const t=e.trim().slice(0,1500).matchAll(Nc);return Array.from(t).map(e=>e[0])}function ru(e){e.setNormalizer("background",e=>{const t={},i=ou(e);for(const e of i)Kc(e)?(t.repeat=t.repeat||[],t.repeat.push(e)):Qc(e)?(t.position=t.position||[],t.position.push(e)):Zc(e)?t.attachment=e:zc(e)?t.color=e:eu(e)&&(t.image=e);return {path:"background",value:t}}),e.setNormalizer("background-color",e=>({path:"background.color",value:e})),e.setReducer("background",e=>{const t=[];return t.push(["background-color",e.color]),t}),e.setStyleRelation("background",["background-color"]);}function au(e){e.setNormalizer("border",e=>{const{color:t,style:i,width:n}=gu(e);return {path:"border",value:{color:tu(t),style:tu(i),width:tu(n)}}}),e.setNormalizer("border-top",lu("top")),e.setNormalizer("border-right",lu("right")),e.setNormalizer("border-bottom",lu("bottom")),e.setNormalizer("border-left",lu("left")),e.setNormalizer("border-color",cu("color")),e.setNormalizer("border-width",cu("width")),e.setNormalizer("border-style",cu("style")),e.setNormalizer("border-top-color",du("color","top")),e.setNormalizer("border-top-style",du("style","top")),e.setNormalizer("border-top-width",du("width","top")),e.setNormalizer("border-right-color",du("color","right")),e.setNormalizer("border-right-style",du("style","right")),e.setNormalizer("border-right-width",du("width","right")),e.setNormalizer("border-bottom-color",du("color","bottom")),e.setNormalizer("border-bottom-style",du("style","bottom")),e.setNormalizer("border-bottom-width",du("width","bottom")),e.setNormalizer("border-left-color",du("color","left")),e.setNormalizer("border-left-style",du("style","left")),e.setNormalizer("border-left-width",du("width","left")),e.setExtractor("border-top",hu("top")),e.setExtractor("border-right",hu("right")),e.setExtractor("border-bottom",hu("bottom")),e.setExtractor("border-left",hu("left")),e.setExtractor("border-top-color","border.color.top"),e.setExtractor("border-right-color","border.color.right"),e.setExtractor("border-bottom-color","border.color.bottom"),e.setExtractor("border-left-color","border.color.left"),e.setExtractor("border-top-width","border.width.top"),e.setExtractor("border-right-width","border.width.right"),e.setExtractor("border-bottom-width","border.width.bottom"),e.setExtractor("border-left-width","border.width.left"),e.setExtractor("border-top-style","border.style.top"),e.setExtractor("border-right-style","border.style.right"),e.setExtractor("border-bottom-style","border.style.bottom"),e.setExtractor("border-left-style","border.style.left"),e.setReducer("border-color",iu("border-color")),e.setReducer("border-style",iu("border-style")),e.setReducer("border-width",iu("border-width")),e.setReducer("border-top",fu("top")),e.setReducer("border-right",fu("right")),e.setReducer("border-bottom",fu("bottom")),e.setReducer("border-left",fu("left")),e.setReducer("border",function(){return t=>{const i=mu(t,"top"),n=mu(t,"right"),s=mu(t,"bottom"),o=mu(t,"left"),r=[i,n,s,o],a={width:e(r,"width"),style:e(r,"style"),color:e(r,"color")},l=pu(a,"all");if(l.length)return l;const c=Object.entries(a).reduce((e,[t,i])=>(i&&(e.push([`border-${t}`,i]),r.forEach(e=>delete e[t])),e),[]);return [...c,...pu(i,"top"),...pu(n,"right"),...pu(s,"bottom"),...pu(o,"left")]};function e(e,t){return e.map(e=>e[t]).reduce((e,t)=>e==t?e:null)}}()),e.setStyleRelation("border",["border-color","border-style","border-width","border-top","border-right","border-bottom","border-left","border-top-color","border-right-color","border-bottom-color","border-left-color","border-top-style","border-right-style","border-bottom-style","border-left-style","border-top-width","border-right-width","border-bottom-width","border-left-width"]),e.setStyleRelation("border-color",["border-top-color","border-right-color","border-bottom-color","border-left-color"]),e.setStyleRelation("border-style",["border-top-style","border-right-style","border-bottom-style","border-left-style"]),e.setStyleRelation("border-width",["border-top-width","border-right-width","border-bottom-width","border-left-width"]),e.setStyleRelation("border-top",["border-top-color","border-top-style","border-top-width"]),e.setStyleRelation("border-right",["border-right-color","border-right-style","border-right-width"]),e.setStyleRelation("border-bottom",["border-bottom-color","border-bottom-style","border-bottom-width"]),e.setStyleRelation("border-left",["border-left-color","border-left-style","border-left-width"]);}function lu(e){return t=>{const{color:i,style:n,width:s}=gu(t),o={};return void 0!==i&&(o.color={[e]:i}),void 0!==n&&(o.style={[e]:n}),void 0!==s&&(o.width={[e]:s}),{path:"border",value:o}}}function cu(e){return t=>({path:"border",value:uu(t,e)})}function uu(e,t){return {[t]:tu(e)}}function du(e,t){return i=>({path:"border",value:{[e]:{[t]:i}}})}function hu(e){return (t,i)=>{if(i.border)return mu(i.border,e)}}function mu(e,t){const i={};return e.width&&e.width[t]&&(i.width=e.width[t]),e.style&&e.style[t]&&(i.style=e.style[t]),e.color&&e.color[t]&&(i.color=e.color[t]),i}function gu(e){const t={},i=ou(e);for(const e of i)$c(e)||/thin|medium|thick/.test(e)?t.width=e:qc(e)?t.style=e:t.color=e;return t}function fu(e){return t=>pu(t,e)}function pu(e,t){const i=[];if(e&&e.width&&i.push("width"),e&&e.style&&i.push("style"),e&&e.color&&i.push("color"),3==i.length){const n=i.map(t=>e[t]).join(" ");return ["all"==t?["border",n]:[`border-${t}`,n]]}return "all"==t?[]:i.map(i=>[`border-${t}-${i}`,e[i]])}function bu(e){e.setNormalizer("margin",su("margin")),e.setNormalizer("margin-top",e=>({path:"margin.top",value:e})),e.setNormalizer("margin-right",e=>({path:"margin.right",value:e})),e.setNormalizer("margin-bottom",e=>({path:"margin.bottom",value:e})),e.setNormalizer("margin-left",e=>({path:"margin.left",value:e})),e.setReducer("margin",iu("margin")),e.setStyleRelation("margin",["margin-top","margin-right","margin-bottom","margin-left"]);}function wu(e){e.setNormalizer("padding",su("padding")),e.setNormalizer("padding-top",e=>({path:"padding.top",value:e})),e.setNormalizer("padding-right",e=>({path:"padding.right",value:e})),e.setNormalizer("padding-bottom",e=>({path:"padding.bottom",value:e})),e.setNormalizer("padding-left",e=>({path:"padding.left",value:e})),e.setReducer("padding",iu("padding")),e.setStyleRelation("padding",["padding-top","padding-right","padding-bottom","padding-left"]);}const vu="[",_u="]",yu="{",ku="}",Cu={container:Vs,attribute:Xs,empty:io,ui:so,raw:ao},xu={setContentOf:(e,t)=>{e.innerHTML=t;}};function Au(e,t={}){if(!(e instanceof ur))throw new TypeError("View needs to be an instance of module:engine/view/view~EditingView.");const i=e.document,n=!!t.withoutSelection,s=t.rootName||"main",o=i.getRoot(s),r={showType:t.showType,showPriority:t.showPriority,renderUIElements:t.renderUIElements,renderRawElements:t.renderRawElements,ignoreRoot:true,domConverter:t.domConverter,skipListItemIds:t.skipListItemIds};return n?Au._stringify(o,null,r):Au._stringify(o,i.selection,r)}function Eu(e,t,i={}){if(!(e instanceof ur))throw new TypeError("View needs to be an instance of module:engine/view/view~EditingView.");const n=e.document,s=i.rootName||"main",o=n.getRoot(s);e.change(e=>{const i=Eu._parse(t,{rootElement:o});i.view&&i.selection&&e.setSelection(i.selection);});}function Tu(e,t=null,i={}){let n;n=t instanceof Fs||t instanceof Ns?new Hs(t):t;return new Pu(e,n,i).stringify()}function Su(e,t={}){const i=new Zs(new Cs);t.order=t.order||[];const n=new Iu({sameSelectionCharacters:t.sameSelectionCharacters}),s=new tl(i,{namespaces:Object.keys(Cu)});t.inlineObjectElements&&s.domConverter.inlineObjectElements.push(...t.inlineObjectElements);let o=s.toView(e);if(o=Vu(o),t.rootElement){const e=t.rootElement,i=o._removeChildren(0,o.childCount);e._removeChildren(0,e.childCount),e._appendChild(i),o=e;}const r=n._parseView(o,t.order);if(o.is("documentFragment")&&1===o.childCount&&(o=o.getChild(0)),r.length){return {view:o,selection:new Hs(r,{backward:!!t.lastRangeBackward})}}return o.parent&&o._remove(),o}Au._stringify=Tu,Eu._parse=Su;class Iu{sameSelectionCharacters;_positions;constructor(e){this.sameSelectionCharacters=!!e.sameSelectionCharacters;}_parseView(e,t){this._positions=[],this._getPositions(e);let i=this._createRanges();if(t.length){if(t.length!=i.length)throw new Error(`Parse error - there are ${i.length} ranges found, but ranges order array contains ${t.length} elements.`);i=this._sortRanges(i,t);}return i}_getPositions(e){if(e.is("documentFragment")||e.is("element")){const t=[...e.getChildren()];for(const e of t)this._getPositions(e);}if(e.is("$text")){const t=new RegExp(`[${yu}${ku}\\${_u}\\${vu}]`,"g");let i,n=e.data,s=0;const o=[];for(;i=t.exec(n);){const e=i.index,t=i[0];o.push({bracket:t,textOffset:e-s}),s++;}n=n.replace(t,""),e._data=n;const r=e.index,a=e.parent;n||e._remove();for(const t of o)if(n)if(this.sameSelectionCharacters||!this.sameSelectionCharacters&&(t.bracket==yu||t.bracket==ku))this._positions.push({bracket:t.bracket,position:new Fs(e,t.textOffset)});else {if(!this.sameSelectionCharacters&&0!==t.textOffset&&t.textOffset!==n.length)throw new Error(`Parse error - range delimiter '${t.bracket}' is placed inside text node.`);const e=0===t.textOffset?r:r+1;this._positions.push({bracket:t.bracket,position:new Fs(a,e)});}else {if(!this.sameSelectionCharacters&&t.bracket==yu||t.bracket==ku)throw new Error(`Parse error - text range delimiter '${t.bracket}' is placed inside empty text node. `);this._positions.push({bracket:t.bracket,position:new Fs(a,r)});}}}_sortRanges(e,t){const i=[];let n=0;for(const s of t){if(void 0===e[s-1])throw new Error("Parse error - provided ranges order is invalid.");i[s-1]=e[n],n++;}return i}_createRanges(){const e=[];let t=null;for(const i of this._positions){if(!t&&(i.bracket==_u||i.bracket==ku))throw new Error(`Parse error - end of range was found '${i.bracket}' but range was not started before.`);if(t&&(i.bracket==vu||i.bracket==yu))throw new Error(`Parse error - start of range was found '${i.bracket}' but one range is already started.`);i.bracket==vu||i.bracket==yu?t=new Ns(i.position,i.position):(t.end=i.position,e.push(t),t=null);}if(null!==t)throw new Error("Parse error - range was started but no end delimiter was found.");return e}}class Pu{root;selection;ranges;showType;showPriority;showAttributeElementId;ignoreRoot;sameSelectionCharacters;renderUIElements;renderRawElements;domConverter;skipListItemIds;constructor(e,t,i){this.root=e,this.selection=t,this.ranges=[],t&&(this.ranges=[...t.getRanges()]),this.showType=!!i.showType,this.showPriority=!!i.showPriority,this.showAttributeElementId=!!i.showAttributeElementId,this.ignoreRoot=!!i.ignoreRoot,this.sameSelectionCharacters=!!i.sameSelectionCharacters,this.renderUIElements=!!i.renderUIElements,this.renderRawElements=!!i.renderRawElements,this.domConverter=i.domConverter||xu,this.skipListItemIds=void 0===i.skipListItemIds||!!i.skipListItemIds;}stringify(){let e="";return this._walkView(this.root,t=>{e+=t;}),this.skipListItemIds&&(e=e.replaceAll(/ data-list-item-id="[^"]+"/g,"")),e}_walkView(e,t){const i=this.ignoreRoot&&this.root===e;if(e.is("element")||e.is("documentFragment")){if(e.is("element")&&!i&&t(this._stringifyElementOpen(e)),this.renderUIElements&&e.is("uiElement"))t(e.render(document,this.domConverter).innerHTML);else if(this.renderRawElements&&e.is("rawElement")){const i=document.createElement("div");e.render(i,this.domConverter),t(i.innerHTML);}else {let i=0;t(this._stringifyElementRanges(e,i));for(const n of e.getChildren())this._walkView(n,t),i++,t(this._stringifyElementRanges(e,i));}e.is("element")&&!i&&t(this._stringifyElementClose(e));}e.is("$text")&&t(this._stringifyTextRanges(e));}_stringifyElementRanges(e,t){let i="",n="",s="";for(const o of this.ranges)o.start.parent==e&&o.start.offset===t&&(o.isCollapsed?s+=vu+_u:i+=vu),o.end.parent!==e||o.end.offset!==t||o.isCollapsed||(n+=_u);return n+s+i}_stringifyTextRanges(e){const t=e.data.length,i=e.data.split("");let n,s;this.sameSelectionCharacters?(n=vu,s=_u):(n=yu,s=ku),i[t]="";const o=i.map(e=>({letter:e,start:"",end:"",collapsed:""}));for(const i of this.ranges){const r=i.start,a=i.end;r.parent==e&&r.offset>=0&&r.offset<=t&&(i.isCollapsed?o[a.offset].collapsed+=n+s:o[r.offset].start+=n),a.parent==e&&a.offset>=0&&a.offset<=t&&!i.isCollapsed&&(o[a.offset].end+=s);}return o.map(e=>e.end+e.collapsed+e.start+e.letter).join("")}_stringifyElementOpen(e){const t=this._stringifyElementPriority(e),i=this._stringifyElementId(e);return `<${[[this._stringifyElementType(e),e.name].filter(e=>""!==e).join(":"),t,i,this._stringifyElementAttributes(e)].filter(e=>""!==e).join(" ")}>`}_stringifyElementClose(e){return `${[this._stringifyElementType(e),e.name].filter(e=>""!==e).join(":")}>`}_stringifyElementType(e){if(this.showType)for(const t in Cu)if(e instanceof Cu[t])return t;return ""}_stringifyElementPriority(e){return this.showPriority&&e.is("attributeElement")?`view-priority="${e.priority}"`:""}_stringifyElementId(e){return this.showAttributeElementId&&e.is("attributeElement")&&e.id?`view-id="${e.id}"`:""}_stringifyElementAttributes(e){const t=[],i=[...e.getAttributeKeys()].sort();for(const n of i){let i;i="class"===n?[...e.getClassNames()].sort().join(" "):"style"===n?[...e.getStyleNames()].sort().map(t=>`${t}:${e.getStyle(t).replace(/"/g,""")}`).join(";"):e.getAttribute(n),t.push(`${n}="${i}"`);}return t.join(" ")}}function Vu(e){if(e.is("element")||e.is("documentFragment")){const t=e.is("documentFragment")?new co(e.document):function(e,t){const i=function(e){const t=e.name.split(":"),i=function(e){const t=parseInt(e,10);if(!isNaN(t))return t;return null}(e.getAttribute("view-priority")),n=e.hasAttribute("view-id")?e.getAttribute("view-id"):null;if(e._removeAttribute("view-priority"),e._removeAttribute("view-id"),1==t.length)return {name:t[0],type:null!==i?"attribute":null,priority:i,id:n};const s=function(e){return e in Cu?e:null}(t[0]);if(s)return {name:t[1],type:s,priority:i,id:n};throw new Error(`Parse error - cannot parse element's name: ${e.name}.`)}(t),n=Cu[i.type],s=n?new n(e,i.name):new Ss(e,i.name);s.is("attributeElement")&&(null!==i.priority&&(s._priority=i.priority),null!==i.id&&(s._id=i.id));for(const e of t.getAttributeKeys())s._setAttribute(e,t.getAttribute(e));return s}(e.document,e);for(const i of [...e.getChildren()]){if(t.is("emptyElement"))throw new Error("Parse error - cannot parse inside ViewEmptyElement.");if(t.is("uiElement"))throw new Error("Parse error - cannot parse inside UIElement.");if(t.is("rawElement"))throw new Error("Parse error - cannot parse inside RawElement.");t._appendChild(Vu(i));}return t}return e}function Ou(e,t={}){if(!(e instanceof Ec))throw new TypeError("Model needs to be an instance of module:engine/model/model~Model.");const i=t.rootName||"main",n=e.document.getRoot(i);return Ou._stringify(n,t.withoutSelection?null:e.document.selection,t.convertMarkers?e.markers:null)}function Ru(e,t,i={}){if(!(e instanceof Ec))throw new TypeError("Model needs to be an instance of module:engine/model/model~Model.");let n,s=null;const o=e.document.getRoot(i.rootName||"main"),r=Ru._parse(t,e.schema,{lastRangeBackward:i.lastRangeBackward,selectionAttributes:i.selectionAttributes,context:[o.name],inlineObjectElements:i.inlineObjectElements});function a(t){if(t.remove(t.createRangeIn(o)),t.insert(n,o),t.setSelection(null),t.removeSelectionAttribute(e.document.selection.getAttributeKeys()),s){const e=[];for(const t of s.getRanges()){const i=new fr(o,t.start.path),n=new fr(o,t.end.path);e.push(new yr(i,n));}t.setSelection(e,{backward:s.isBackward}),i.selectionAttributes&&t.setSelectionAttribute(s.getAttributes());}}"model"in r?(n=r.model,s=r.selection):n=r,void 0!==i.batchType?e.enqueueChange(i.batchType,a):e.change(a);}function Bu(e,t=null,i=null){const n=new Ec,s=new kr;let o,r=null;if(e instanceof jl||e instanceof Zl)o=n.createRangeIn(e);else if(e.parent)o=new yr(n.createPositionBefore(e),n.createPositionAfter(e));else {const t=new Zl(e);o=n.createRangeIn(t);}t instanceof Pr||t instanceof qr?r=t:(t instanceof yr||t instanceof fr)&&(r=new Pr(t));const a=new Cs,l=new ur(a),c=l.document,u=new Ms(c,"div");u.rootName="main",c.roots.add(u);const d=new Er({mapper:s,schema:n.schema});s.bindElements(e.root,u),d.on("insert:$text",(e,t,i)=>{if(!i.consumable.consume(t.item,e.name))return;const n=i.writer,s=i.mapper.toViewPosition(t.range.start),o=n.createText(t.item.data);n.insert(s,o);}),d.on("insert",(e,t,i)=>{i.convertAttributes(t.item),t.reconversion||!t.item.is("element")||t.item.isEmpty||i.convertChildren(t.item);},{priority:"lowest"}),d.on("attribute",(e,t,i)=>{if(t.item instanceof Pr||t.item instanceof qr||t.item.is("$textProxy")){const n=ia((e,{writer:i})=>i.createAttributeElement("model-text-with-attributes",{[t.attributeKey]:Nu(e)}));n(e,t,i);}}),d.on("insert",na(e=>{const t=Du(e.getAttributes(),Nu);return new Vs(c,e.name,t)})),d.on("selection",(e,t,i)=>{const n=t.selection;if(n.isCollapsed)return;if(!i.consumable.consume(n,"selection"))return;const s=[];for(const e of n.getRanges())s.push(i.mapper.toViewRange(e));i.writer.setSelection(s,{backward:n.isBackward});}),d.on("selection",(e,t,i)=>{const n=t.selection;if(!n.isCollapsed)return;if(!i.consumable.consume(n,"selection"))return;const s=i.writer,o=n.getFirstPosition(),r=i.mapper.toViewPosition(o),a=s.breakAttributes(r);s.setSelection(a);}),d.on("addMarker",oa((e,{writer:t})=>{const i=e.markerName+":"+(e.isOpening?"start":"end");return t.createUIElement(i)}));const h=new Map;if(i)for(const e of Array.from(i).sort((e,t)=>e.name{const s=n.convertChildren(i.viewItem,i.modelCursor);e.bindElements(i.modelCursor.parent,i.viewItem),i=Object.assign(i,s),t.stop();}}(n)),c.on("element:model-text-with-attributes",Lu()),c.on("element",function(e){return (t,i,n)=>{const s=i.viewItem.name;if(!n.schema.checkChild(i.modelCursor,s))throw new Error(`Element '${s}' was not allowed in given position.`);const o=Du(i.viewItem.getAttributes(),Fu),r=n.writer.createElement(i.viewItem.name,o);n.writer.insert(r,i.modelCursor),e.bindElements(r,i.viewItem),n.convertChildren(i.viewItem,r),i.modelRange=yr._createOn(r),i.modelCursor=i.modelRange.end,t.stop();}}(n)),c.on("text",Lu());let u=l.change(e=>c.convert(o.root,e,i.context||"$root"));if(n.bindElements(u,o.root),1==u.childCount&&(u=u.getChild(0)),r){const e=[];for(const t of r.getRanges())e.push(n.toModelRange(t));a=new Pr(e,{backward:r.isBackward});for(const[e,t]of Cn(i.selectionAttributes||[]))a.setAttribute(e,t);}return a?{model:u,selection:a}:u}function Lu(){return (e,t,i)=>{if(!i.schema.checkChild(t.modelCursor,"$text"))throw new Error("Text was not allowed in given position.");let n;if(t.viewItem.is("element")){const e=Du(t.viewItem.getAttributes(),Fu),s=t.viewItem.getChild(0);n=i.writer.createText(s.data,e);}else n=i.writer.createText(t.viewItem.data);i.writer.insert(n,t.modelCursor),t.modelRange=yr._createFromPositionAndShift(t.modelCursor,n.offsetSize),t.modelCursor=t.modelRange.end,e.stop();}}function Fu(e){try{return JSON.parse(e)}catch{return e}}function Nu(e){return wt(e)?JSON.stringify(e):e}function*Du(e,t){for(const[i,n]of e)yield [i,t(n)];}function zu(e){let t="";for(const i of e)t+=` ${i[0]}=${JSON.stringify(i[1])}`;return t}function Hu(e){const t={};for(const i of e)t[i[0]]=i[1];return JSON.stringify(t)}Ou._stringify=Bu,Ru._parse=Mu;const qu=Symbol("_treeDump");function Uu(e,t){console.log(e,t);let i="";for(const t of e.roots)i+=t.printTree()+"\n";e[qu][t]=i.substr(0,i.length-1);const n=e[qu].length-20;n>0&&(e[qu][n-1]=null);}function $u(e){e[qu]=[];}function ju(e,t){console.log("--------------------"),e[qu][t]?console.log(e[qu][t]):console.log("Tree log unavailable for given version: "+t);}class Wu{_model;_logSeparator;_operationsToReplay;constructor(e,t,i){this._model=e,this._logSeparator=t,this.setStringifiedOperations(i);}setStringifiedOperations(e){this._operationsToReplay=""!==e?e.split(this._logSeparator).map(e=>JSON.parse(e)):[];}getOperationsToReplay(){return this._operationsToReplay}play(e=1e3){const t=this;return new Promise((i,n)=>{!function s(){t.applyNextOperation().then(t=>{if(t)return i();setTimeout(s,e);}).catch(e=>{n(e);});}();})}applyOperations(e){if(!(e<=0))return this.applyNextOperation().then(t=>{if(!t)return this.applyOperations(e-1)})}applyAllOperations(){return this.applyNextOperation().then(e=>{if(!e)return this.applyAllOperations()})}applyNextOperation(){const e=this._model;return new Promise(t=>{e.enqueueChange(i=>{const n=this._operationsToReplay.shift();if(!n)return t(true);const s=kl.fromJSON(n,e.document);i.batch.addOperation(s),e.applyOperation(s),t(false);});})}}class Gu{crashes=[];state="initializing";_crashNumberLimit;_now=Date.now;_minimumNonErrorTimePeriod;_boundErrorHandler;_listeners;constructor(e){if(this.crashes=[],this._crashNumberLimit="number"==typeof e.crashNumberLimit?e.crashNumberLimit:3,this._minimumNonErrorTimePeriod="number"==typeof e.minimumNonErrorTimePeriod?e.minimumNonErrorTimePeriod:5e3,this._boundErrorHandler=e=>{const t="error"in e?e.error:e.reason;t instanceof Error&&this._handleError(t,e);},this._listeners={},!this._restart)throw new Error("The Watchdog class was split into the abstract `Watchdog` class and the `EditorWatchdog` class. Please, use `EditorWatchdog` if you have used the `Watchdog` class previously.")}destroy(){this._stopErrorHandling(),this._listeners={};}on(e,t){this._listeners[e]||(this._listeners[e]=[]),this._listeners[e].push(t);}off(e,t){this._listeners[e]=this._listeners[e].filter(e=>e!==t);}_fire(e,...t){const i=this._listeners[e]||[];for(const e of i)e.apply(this,[null,...t]);}_startErrorHandling(){window.addEventListener("error",this._boundErrorHandler),window.addEventListener("unhandledrejection",this._boundErrorHandler);}_stopErrorHandling(){window.removeEventListener("error",this._boundErrorHandler),window.removeEventListener("unhandledrejection",this._boundErrorHandler);}_handleError(e,t){if(this._shouldReactToError(e)){this.crashes.push({message:e.message,stack:e.stack,filename:t instanceof ErrorEvent?t.filename:void 0,lineno:t instanceof ErrorEvent?t.lineno:void 0,colno:t instanceof ErrorEvent?t.colno:void 0,date:this._now()});const i=this._shouldRestart();this.state="crashed",this._fire("stateChange"),this._fire("error",{error:e,causesRestart:i}),i?this._restart():(this.state="crashedPermanently",this._fire("stateChange"));}}_shouldReactToError(e){return e.is&&e.is("CKEditorError")&&void 0!==e.context&&null!==e.context&&"ready"===this.state&&this._isErrorComingFromThisItem(e)}_shouldRestart(){if(this.crashes.length<=this._crashNumberLimit)return true;return (this.crashes[this.crashes.length-1].date-this.crashes[this.crashes.length-1-this._crashNumberLimit].date)/this._crashNumberLimit>this._minimumNonErrorTimePeriod}}function Ku(e,t=new Set){const i=[e],n=new Set;let s=0;for(;i.length>s;){const e=i[s++];if(!n.has(e)&&Ju(e)&&!t.has(e))if(n.add(e),Symbol.iterator in e)try{for(const t of e)i.push(t);}catch{}else for(const t in e)"defaultValue"!==t&&i.push(e[t]);}return n}function Ju(e){const t=Object.prototype.toString.call(e),i=typeof e;return !("number"===i||"boolean"===i||"string"===i||"symbol"===i||"function"===i||"[object Date]"===t||"[object RegExp]"===t||"[object Module]"===t||null==e||e._watchdogExcluded||e instanceof EventTarget||e instanceof Event)}function Qu(e,t,i=new Set){if(e===t&&("object"==typeof(n=e)&&null!==n))return true;var n;const s=Ku(e,i),o=Ku(t,i);for(const e of s)if(o.has(e))return true;return false}class Yu extends Gu{_editor=null;_lifecyclePromise=null;_throttledSave;_data;_lastDocumentVersion;_elementOrData;_initUsingData=true;_editables={};_config;_excludedProps;constructor(e,t={}){super(t),this._throttledSave=it(this._save.bind(this),"number"==typeof t.saveInterval?t.saveInterval:5e3),e&&(this._creator=(t,i)=>e.create(t,i)),this._destructor=e=>e.destroy();}get editor(){return this._editor}get _item(){return this._editor}setCreator(e){this._creator=e;}setDestructor(e){this._destructor=e;}_restart(){return Promise.resolve().then(()=>(this.state="initializing",this._fire("stateChange"),this._destroy())).catch(e=>{console.error("An error happened during the editor destroying.",e);}).then(()=>{const e={},t=[],i=this._config.rootsAttributes||{},n={};for(const[s,o]of Object.entries(this._data.roots))o.isLoaded?(e[s]="",n[s]=i[s]||{}):t.push(s);const s={...this._config,extraPlugins:this._config.extraPlugins||[],lazyRoots:t,rootsAttributes:n,_watchdogInitialData:this._data};return delete s.initialData,s.extraPlugins.push(Zu),this._initUsingData?this.create(e,s,s.context):xt(this._elementOrData)?this.create(this._elementOrData,s,s.context):this.create(this._editables,s,s.context)}).then(()=>{this._fire("restart");})}create(e=this._elementOrData,t=this._config,i){return this._lifecyclePromise=Promise.resolve(this._lifecyclePromise).then(()=>(super._startErrorHandling(),this._elementOrData=e,this._initUsingData="string"==typeof e||Object.keys(e).length>0&&"string"==typeof Object.values(e)[0],this._config=this._cloneEditorConfiguration(t)||{},this._config.context=i,this._creator(e,this._config))).then(e=>{this._editor=e,e.model.document.on("change:data",this._throttledSave),this._lastDocumentVersion=e.model.document.version,this._data=this._getData(),this._initUsingData||(this._editables=this._getEditables()),this.state="ready",this._fire("stateChange");}).finally(()=>{this._lifecyclePromise=null;}),this._lifecyclePromise}destroy(){return this._lifecyclePromise=Promise.resolve(this._lifecyclePromise).then(()=>(this.state="destroyed",this._fire("stateChange"),super.destroy(),this._destroy())).finally(()=>{this._lifecyclePromise=null;}),this._lifecyclePromise}_destroy(){return Promise.resolve().then(()=>{this._stopErrorHandling(),this._throttledSave.cancel();const e=this._editor;return this._editor=null,e.model.document.off("change:data",this._throttledSave),this._destructor(e)})}_save(){const e=this._editor.model.document.version;try{this._data=this._getData(),this._initUsingData||(this._editables=this._getEditables()),this._lastDocumentVersion=e;}catch(e){console.error(e,"An error happened during restoring editor data. Editor will be restored from the previously saved data.");}}_setExcludedProperties(e){this._excludedProps=e;}_getData(){const e=this._editor,t=e.model.document.roots.filter(e=>e.isAttached()&&"$graveyard"!=e.rootName),{plugins:i}=e,n=i.has("CommentsRepository")&&i.get("CommentsRepository"),s=i.has("TrackChanges")&&i.get("TrackChanges"),o={roots:{},markers:{},commentThreads:JSON.stringify([]),suggestions:JSON.stringify([])};t.forEach(e=>{o.roots[e.rootName]={content:JSON.stringify(Array.from(e.getChildren())),attributes:JSON.stringify(Array.from(e.getAttributes())),isLoaded:e._isLoaded};});for(const t of e.model.markers)t._affectsData&&(o.markers[t.name]={rangeJSON:t.getRange().toJSON(),usingOperation:t._managedUsingOperations,affectsData:t._affectsData});return n&&(o.commentThreads=JSON.stringify(n.getCommentThreads({toJSON:true,skipNotAttached:true}))),s&&(o.suggestions=JSON.stringify(s.getSuggestions({toJSON:true,skipNotAttached:true}))),o}_getEditables(){const e={};for(const t of this.editor.model.document.getRootNames()){const i=this.editor.ui.getEditableElement(t);i&&(e[t]=i);}return e}_isErrorComingFromThisItem(e){return Qu(this._editor,e.context,this._excludedProps)}_cloneEditorConfiguration(e){return Le(e,(e,t)=>xt(e)||"context"===t?e:void 0)}}class Zu{editor;_data;constructor(e){this.editor=e,this._data=e.config.get("_watchdogInitialData");}init(){this.editor.data.on("init",e=>{e.stop(),this.editor.model.enqueueChange({isUndoable:false},e=>{this._restoreCollaborationData(),this._restoreEditorData(e);}),this.editor.data.fire("ready");},{priority:999});}_createNode(e,t){if("name"in t){const i=e.createElement(t.name,t.attributes);if(t.children)for(const n of t.children)i._appendChild(this._createNode(e,n));return i}return e.createText(t.data,t.attributes)}_restoreEditorData(e){const t=this.editor;Object.entries(this._data.roots).forEach(([i,{content:n,attributes:s}])=>{const o=JSON.parse(n),r=JSON.parse(s),a=t.model.document.getRoot(i);for(const[t,i]of r)e.setAttribute(t,i,a);for(const t of o){const i=this._createNode(e,t);e.insert(i,a,"end");}}),Object.entries(this._data.markers).forEach(([i,n])=>{const{document:s}=t.model,{rangeJSON:{start:o,end:r},...a}=n,l=s.getRoot(o.root),c=e.createPositionFromPath(l,o.path,o.stickiness),u=e.createPositionFromPath(l,r.path,r.stickiness),d=e.createRange(c,u);e.addMarker(i,{range:d,...a});});}_restoreCollaborationData(){const e=JSON.parse(this._data.commentThreads),t=JSON.parse(this._data.suggestions);if(this.editor.plugins.has("CommentsRepository")){const t=this.editor.plugins.get("CommentsRepository");for(const e of t.getCommentThreads())t._removeCommentThread({threadId:e.id});e.forEach(e=>{const t=this.editor.config.get("collaboration.channelId");this.editor.plugins.get("CommentsRepository").addCommentThread({channelId:t,...e});});}if(this.editor.plugins.has("TrackChangesEditing")){const e=this.editor.plugins.get("TrackChangesEditing");for(const t of e.getSuggestions())e._removeSuggestion(t);t.forEach(t=>{e.addSuggestionData(t);});}}}const Xu=Symbol("MainQueueId");class ed extends Gu{_watchdogs=new Map;_watchdogConfig;_context=null;_contextProps=new Set;_actionQueues=new td;_contextConfig;_item;constructor(e,t={}){super(t),this._watchdogConfig=t,this._creator=t=>e.create(t),this._destructor=e=>e.destroy(),this._actionQueues.onEmpty(()=>{"initializing"===this.state&&(this.state="ready",this._fire("stateChange"));});}setCreator(e){this._creator=e;}setDestructor(e){this._destructor=e;}get context(){return this._context}create(e={}){return this._actionQueues.enqueue(Xu,()=>(this._contextConfig=e,this._create()))}getItem(e){return this._getWatchdog(e)._item}getItemState(e){return this._getWatchdog(e).state}add(e){const t=id(e);return Promise.all(t.map(e=>this._actionQueues.enqueue(e.id,()=>{if("destroyed"===this.state)throw new Error("Cannot add items to destroyed watchdog.");if(!this._context)throw new Error("Context was not created yet. You should call the `ContextWatchdog#create()` method first.");let t;if(this._watchdogs.has(e.id))throw new Error(`Item with the given id is already added: '${e.id}'.`);if("editor"===e.type)return t=new Yu(null,this._watchdogConfig),t.setCreator(e.creator),t._setExcludedProperties(this._contextProps),e.destructor&&t.setDestructor(e.destructor),this._watchdogs.set(e.id,t),t.on("error",(i,{error:n,causesRestart:s})=>{this._fire("itemError",{itemId:e.id,error:n}),s&&this._actionQueues.enqueue(e.id,()=>new Promise(i=>{const n=()=>{t.off("restart",n),this._fire("itemRestart",{itemId:e.id}),i();};t.on("restart",n);}));}),t.create(e.sourceElementOrData,e.config,this._context);throw new Error(`Not supported item type: '${e.type}'.`)})))}remove(e){const t=id(e);return Promise.all(t.map(e=>this._actionQueues.enqueue(e,()=>{const t=this._getWatchdog(e);return this._watchdogs.delete(e),t.destroy()})))}destroy(){return this._actionQueues.enqueue(Xu,()=>(this.state="destroyed",this._fire("stateChange"),super.destroy(),this._destroy()))}_restart(){return this._actionQueues.enqueue(Xu,()=>(this.state="initializing",this._fire("stateChange"),this._destroy().catch(e=>{console.error("An error happened during destroying the context or items.",e);}).then(()=>this._create()).then(()=>this._fire("restart"))))}_create(){return Promise.resolve().then(()=>(this._startErrorHandling(),this._creator(this._contextConfig))).then(e=>(this._context=e,this._contextProps=Ku(this._context),Promise.all(Array.from(this._watchdogs.values()).map(e=>(e._setExcludedProperties(this._contextProps),e.create(void 0,void 0,this._context))))))}_destroy(){return Promise.resolve().then(()=>{this._stopErrorHandling();const e=this._context;return this._context=null,this._contextProps=new Set,Promise.all(Array.from(this._watchdogs.values()).map(e=>e.destroy())).then(()=>this._destructor(e))})}_getWatchdog(e){const t=this._watchdogs.get(e);if(!t)throw new Error(`Item with the given id was not registered: ${e}.`);return t}_isErrorComingFromThisItem(e){for(const t of this._watchdogs.values())if(t._isErrorComingFromThisItem(e))return false;return Qu(this._context,e.context)}}class td{_onEmptyCallbacks=[];_queues=new Map;_activeActions=0;onEmpty(e){this._onEmptyCallbacks.push(e);}enqueue(e,t){const i=e===Xu;this._activeActions++,this._queues.get(e)||this._queues.set(e,Promise.resolve());const n=(i?Promise.all(this._queues.values()):Promise.all([this._queues.get(Xu),this._queues.get(e)])).then(t),s=n.catch(()=>{});return this._queues.set(e,s),n.finally(()=>{this._activeActions--,this._queues.get(e)===s&&0===this._activeActions&&this._onEmptyCallbacks.forEach(e=>e());})}}function id(e){return Array.isArray(e)?e:[e]}class nd{editor;_entries=[];_frameStack=[];_errors=new Set;_maxEntries;_errorCallback;_filterCallback;_maxEntriesCallback;static get pluginName(){return "ActionsRecorder"}static get isOfficialPlugin(){return true}constructor(e){this.editor=e,e.config.define("actionsRecorder.maxEntries",1e3);const t=e.config.get("actionsRecorder");this._maxEntries=t.maxEntries,this._filterCallback=t.onFilter,this._errorCallback=t.onError,this._maxEntriesCallback=t.onMaxEntries||this._maxEntriesDefaultHandler,this._tapCommands(),this._tapOperationApply(),this._tapModelMethods(),this._tapModelSelection(),this._tapComponentFactory(),this._tapViewDocumentEvents();}getEntries(){return this._entries.slice()}flushEntries(){this._entries=[];}_enterFrame(e,t){const i={timeStamp:(new Date).toISOString(),...this._frameStack.length&&{parentEntry:this._frameStack.at(-1)},action:e,params:t?.map(e=>od(e)),before:this._buildStateSnapshot()};return this._filterCallback&&!this._filterCallback(i,this._entries)||this._entries.push(i),this._frameStack.push(i),i}_leaveFrame(e,t,i){const n=this._frameStack.pop();n&&n===e&&(void 0!==t&&(n.result=od(t)),i&&(n.error=od(i)),n.after=this._buildStateSnapshot(),i&&this._callErrorCallback(i),0==this._frameStack.length&&this._errors.clear(),this._entries.length>=this._maxEntries&&this._maxEntriesCallback());}_buildStateSnapshot(){const{model:e,isReadOnly:t,editing:i}=this.editor;return {documentVersion:e.document.version,editorReadOnly:t,editorFocused:i.view.document.isFocused,modelSelection:od(e.document.selection)}}_tapCommands(){for(const[e,t]of this.editor.commands)this._tapCommand(e,t);sd(this.editor.commands,"add",{before:(e,[t,i])=>(this._tapCommand(t,i),false)});}_tapOperationApply(){sd(this.editor.model,"applyOperation",{before:(e,[t])=>null!==t.baseVersion&&(e.callFrame=this._enterFrame("model.applyOperation",[t]),true),after:e=>{this._leaveFrame(e.callFrame);},error:(e,t)=>{this._leaveFrame(e.callFrame,void 0,t);}});}_tapModelMethods(){for(const e of ["insertContent","insertObject","deleteContent"])sd(this.editor.model,e,{before:(t,...i)=>(t.callFrame=this._enterFrame(`model.${e}`,i),true),after:(e,t)=>{this._leaveFrame(e.callFrame,t);},error:(e,t)=>{this._leaveFrame(e.callFrame,void 0,t);}});}_tapModelSelection(){this._tapFireMethod(this.editor.model.document.selection,["change:range","change:attribute","change:marker"],{eventSource:"model-selection"});}_tapCommand(e,t){sd(t,"execute",{before:(t,i)=>(t.callFrame=this._enterFrame(`commands.${e}:execute`,i),true),after:(e,t)=>{this._leaveFrame(e.callFrame,t);},error:(e,t)=>{this._leaveFrame(e.callFrame,void 0,t);}});}_tapComponentFactory(){sd(this.editor.ui.componentFactory,"create",{before:(e,[t])=>(e.componentName=t,e.callFrame=this._enterFrame(`component-factory.create:${t}`),true),after:(e,t)=>{const i={...e,eventSource:`component.${e.componentName}`};"function"==typeof t.fire&&this._tapFireMethod(t,["execute"],i),"function"==typeof t.panelView?.fire&&this._tapFireMethod(t.panelView,["execute"],i),"function"==typeof t.buttonView?.actionView?.fire&&this._tapFireMethod(t.buttonView.actionView,["execute"],i),this._leaveFrame(e.callFrame);},error:(e,t)=>{this._leaveFrame(e.callFrame,void 0,t);}});}_tapViewDocumentEvents(){this._tapFireMethod(this.editor.editing.view.document,["click","mousedown","mouseup","pointerdown","pointerup","focus","blur","keydown","keyup","selectionChange","compositionstart","compositionend","beforeinput","mutations","enter","delete","insertText","paste","copy","cut","dragstart","drop"],{eventSource:"observers"});}_tapFireMethod(e,t,i={}){sd(e,"fire",{before:(e,[i,...n])=>{const s="string"==typeof i?i:i.name;return !!t.includes(s)&&(e.callFrame=this._enterFrame(`${e.eventSource}:${s}`,n),true)},after:(e,t)=>{this._leaveFrame(e.callFrame,t);},error:(e,t)=>{this._leaveFrame(e.callFrame,void 0,t);}},i);}_callErrorCallback(e){if(this._errorCallback&&!this._errors.has(e)){this._errors.add(e);try{this._errorCallback(e,this.getEntries());}catch(e){console.error("ActionsRecorder onError callback error:",e);}}}_maxEntriesDefaultHandler(){this._entries.shift();}}function sd(e,t,i,n={}){const s=e[t];s[Symbol.for("Tapped method")]||(e[t]=(...t)=>{const o=Object.assign({},n);let r;try{r=i.before?.(o,t);const n=s.apply(e,t);return r&&i.after?.(o,n),n}catch(e){throw r&&i.error?.(o,e),e}},e[t][Symbol.for("Tapped method")]=s);}function od(e,t=new WeakSet){if(!e||["boolean","number","string"].includes(typeof e))return e;if("function"==typeof e.toJSON){const i=e.toJSON();if(wt(i)||Array.isArray(i)||["string","number","boolean"].includes(typeof i))return od(i,t)}if(e instanceof Error)return {name:e.name,message:e.message,stack:e.stack};if(function(e){return e&&"function"==typeof e.is}(e)||"object"!=typeof e)return {type:typeof e,constructor:e.constructor?.name||"unknown",string:String(e)};if(e instanceof File||e instanceof Blob||e instanceof FormData||e instanceof DataTransfer)return String(e);if(t.has(e))return;if(t.add(e),Array.isArray(e))return e.length?e.map(e=>od(e,t)):void 0;const i={},n=[];e.domEvent&&(n.push("domEvent","domTarget","view","document"),i.domEvent=function(e){let t={type:e.type,target:i(e.target)};e instanceof MouseEvent&&(t={...t,button:e.button,buttons:e.buttons,ctrlKey:e.ctrlKey,shiftKey:e.shiftKey,altKey:e.altKey,metaKey:e.metaKey});e instanceof KeyboardEvent&&(t={...t,key:e.key,code:e.code,keyCode:e.keyCode,ctrlKey:e.ctrlKey,shiftKey:e.shiftKey,altKey:e.altKey,metaKey:e.metaKey,repeat:e.repeat});e instanceof InputEvent&&(t={...t,data:e.data,inputType:e.inputType,isComposing:e.isComposing});e instanceof PointerEvent&&(t={...t,isPrimary:e.isPrimary});function i(e){return e?e instanceof Element?{tagName:e.tagName,className:e.className,id:e.id}:e instanceof Window||e instanceof Document?{type:e.constructor.name}:{}:null}return t}(e.domEvent),i.target=od(e.target),e.dataTransfer&&(i.dataTransfer={types:e.dataTransfer.types,htmlData:e.dataTransfer.getData("text/html"),files:od(e.dataTransfer.files)}));for(const[s,o]of Object.entries(e)){if(s.startsWith("_")||n.includes(s)||"function"==typeof o)continue;const e=od(o,t);void 0!==e&&(i[s]=e);}if(Symbol.iterator in e){const n=Array.from(e[Symbol.iterator]()).map(e=>od(e,t));n.length&&(i._items=n);}return Object.keys(i).length?i:void 0}const rd="contentEditing",ad="common";class ld{keystrokeInfos=new Map;_editor;constructor(e){this._editor=e;const t=e.config.get("menuBar.isVisible"),i=e.locale.t;this.addKeystrokeInfoCategory({id:rd,label:i("Content editing keystrokes"),description:i("These keyboard shortcuts allow for quick access to content editing features.")});const n=[{label:i("Close contextual balloons, dropdowns, and dialogs"),keystroke:"Esc"},{label:i("Open the accessibility help dialog"),keystroke:"Alt+0"},{label:i("Move focus between form fields (inputs, buttons, etc.)"),keystroke:[["Tab"],["Shift+Tab"]]},{label:i("Move focus to the toolbar, navigate between toolbars"),keystroke:"Alt+F10",mayRequireFn:true},{label:i("Navigate through the toolbar or menu bar"),keystroke:[["arrowup"],["arrowright"],["arrowdown"],["arrowleft"]]},{label:i("Execute the currently focused button. Executing buttons that interact with the editor content moves the focus back to the content."),keystroke:[["Enter"],["Space"]]}];t&&n.push({label:i("Move focus to the menu bar, navigate between menu bars"),keystroke:"Alt+F9",mayRequireFn:true}),this.addKeystrokeInfoCategory({id:"navigation",label:i("User interface and content navigation keystrokes"),description:i("Use the following keystrokes for more efficient navigation in the CKEditor 5 user interface."),groups:[{id:"common",keystrokes:n}]});}addKeystrokeInfoCategory({id:e,label:t,description:i,groups:n}){this.keystrokeInfos.set(e,{id:e,label:t,description:i,groups:new Map}),this.addKeystrokeInfoGroup({categoryId:e,id:ad}),n&&n.forEach(t=>{this.addKeystrokeInfoGroup({categoryId:e,...t});});}addKeystrokeInfoGroup({categoryId:e=rd,id:t,label:i,keystrokes:n}){const s=this.keystrokeInfos.get(e);if(!s)throw new I("accessibility-unknown-keystroke-info-category",this._editor,{groupId:t,categoryId:e});s.groups.set(t,{id:t,label:i,keystrokes:n||[]});}addKeystrokeInfos({categoryId:e=rd,groupId:t=ad,keystrokes:i}){if(!this.keystrokeInfos.has(e))throw new I("accessibility-unknown-keystroke-info-category",this._editor,{categoryId:e,keystrokes:i});const n=this.keystrokeInfos.get(e);if(!n.groups.has(t))throw new I("accessibility-unknown-keystroke-info-group",this._editor,{groupId:t,categoryId:e,keystrokes:i});n.groups.get(t).keystrokes.push(...i);}}function cd(e){return {sessionId:md(),pageSessionId:gd(),hostname:window.location.hostname,version:globalThis.CKEDITOR_VERSION,type:ud(e),plugins:(t=e.plugins,Array.from(t).filter(([e])=>!!e.pluginName).map(([e])=>{const{pluginName:t,isContextPlugin:i,isOfficialPlugin:n,isPremiumPlugin:s}=e;return {isContext:!!i,isOfficial:!!n,isPremium:!!s,name:t}})),distribution:{channel:window[Symbol.for("cke distribution")]||"sh"},env:hd(),integration:Object.create(null),menuBar:{isVisible:!!e.config.get("menuBar.isVisible")},language:{ui:e.locale.uiLanguage,content:e.locale.contentLanguage},toolbar:{main:dd(e.config.get("toolbar")),block:dd(e.config.get("blockToolbar")),balloon:dd(e.config.get("balloonToolbar"))}};var t;}function ud(e){return Object.getPrototypeOf(e).constructor.editorName}function dd(e){if(!e)return;const t=Array.isArray(e)?{items:e}:e,i=function e(t){return t.flatMap(t=>"string"==typeof t?[t]:e(t.items))}(t.items||[]);return {isMultiline:i.includes("-"),shouldNotGroupWhenFull:!!t.shouldNotGroupWhenFull,items:(n=i,n.filter(e=>"|"!==e&&"-"!==e))};var n;}function hd(){let e="unknown",t="unknown";return n.isMac?e="mac":n.isWindows?e="windows":n.isiOS?e="ios":n.isAndroid&&(e="android"),n.isGecko?t="gecko":n.isBlink?t="blink":n.isSafari&&(t="safari"),{os:e,browser:t}}function md(){return localStorage.getItem("__ckeditor-session-id")||localStorage.setItem("__ckeditor-session-id",A()),localStorage.getItem("__ckeditor-session-id")}function gd(){return exports.global.window.CKEDITOR_PAGE_SESSION_ID=exports.global.window.CKEDITOR_PAGE_SESSION_ID||A(),exports.global.window.CKEDITOR_PAGE_SESSION_ID}class fd extends(Dt()){static get editorName(){return "Editor"}accessibility;commands;config;conversion;data;editing;locale;model;plugins;keystrokes;t;static defaultConfig;static builtinPlugins;_context;_readOnlyLocks;constructor(e={}){if(super(),"sanitizeHtml"in e)throw new I("editor-config-sanitizehtml-not-supported");const t=this.constructor,{translations:i,...n}=t.defaultConfig||{},{translations:s=i,...o}=e,r=e.language||n.language;this._context=e.context||new Zn({language:r,translations:s}),this._context._addEditor(this,!e.context);const a=Array.from(t.builtinPlugins||[]);this.config=new Yt(o,n),this.config.define("plugins",a),this.config.define(this._context._getEditorConfig()),function(e){let t=e.get("licenseKey");!t&&window.CKEDITOR_GLOBAL_LICENSE_KEY&&(t=window.CKEDITOR_GLOBAL_LICENSE_KEY,e.set("licenseKey",t));if(!t)throw new I("license-key-missing")}(this.config),this.plugins=new Yn(this,a,this._context.plugins),this.locale=this._context.locale,this.t=this.locale.t,this._readOnlyLocks=new Set,this.commands=new Qn,this.set("state","initializing"),this.once("ready",()=>this.state="ready",{priority:"high"}),this.once("destroy",()=>this.state="destroyed",{priority:"high"}),this.model=new Ec,this.on("change:isReadOnly",()=>{this.model.document.isReadOnly=this.isReadOnly;});const l=new Cs;this.data=new Ya(this.model,l),this.editing=new Oa(this.model,l),this.editing.view.document.bind("isReadOnly").to(this),this.conversion=new Za([this.editing.downcastDispatcher,this.data.downcastDispatcher],this.data.upcastDispatcher),this.conversion.addAlias("dataDowncast",this.data.downcastDispatcher),this.conversion.addAlias("editingDowncast",this.editing.downcastDispatcher),this.keystrokes=new es(this),this.keystrokes.listenTo(this.editing.view.document),this.accessibility=new ld(this),function(e){const t=e.config.get("licenseKey"),i=window[Symbol.for("cke distribution")]||"sh";function n(t,i){e.enableReadOnlyMode(Symbol("invalidLicense")),e._showLicenseError(t,i);}if("GPL"==t)return void("cloud"==i&&n("distributionChannel"));const s=Un(t);if(!s)return void n("invalid");if(!function(e){return ["exp","jti","vc"].every(t=>t in e)}(s))return void n("invalid");if(s.distributionChannel&&!ln(s.distributionChannel).includes(i))return void n("distributionChannel");if(Vn(function(e){const t=Object.getOwnPropertyNames(e).sort().filter(t=>"vc"!=t&&null!=e[t]).map(t=>e[t]);return t}(s))!=s.vc.toLowerCase())return void n("invalid");if(new Date(1e3*s.exp)0&&!function(e){const{hostname:t}=new URL(window.location.href);if(e.includes(t))return true;const i=t.split(".");return e.filter(e=>e.includes("*")).map(e=>e.split(".")).filter(e=>e.length<=i.length).map(e=>Array(i.length-e.length).fill("*"===e[0]?"*":"").concat(e)).some(e=>i.every((t,i)=>e[i]===t||"*"===e[i]))}(o))return void n("domainLimit");if(["evaluation","trial"].includes(s.licenseType)&&1e3*s.exp{n(`${t}Limit`);},6e5);e.on("destroy",()=>{clearTimeout(i);});}s.usageEndpoint&&e.once("ready",()=>{const i={requestId:A(),requestTime:Math.round(Date.now()/1e3),license:t,editor:pd(e)};e._sendUsageRequest(s.usageEndpoint,i).then(e=>{const{status:t,message:i}=e;i&&console.warn(i),"ok"!=t&&n("usageLimit");},()=>{V("license-key-validation-endpoint-not-reachable",{url:s.usageEndpoint});});},{priority:"high"});}(this);}get isReadOnly(){return this._readOnlyLocks.size>0}set isReadOnly(e){throw new I("editor-isreadonly-has-no-setter")}enableReadOnlyMode(e){if("string"!=typeof e&&"symbol"!=typeof e)throw new I("editor-read-only-lock-id-invalid",null,{lockId:e});this._readOnlyLocks.has(e)||(this._readOnlyLocks.add(e),1===this._readOnlyLocks.size&&this.fire("change:isReadOnly","isReadOnly",true,false));}disableReadOnlyMode(e){if("string"!=typeof e&&"symbol"!=typeof e)throw new I("editor-read-only-lock-id-invalid",null,{lockId:e});this._readOnlyLocks.has(e)&&(this._readOnlyLocks.delete(e),0===this._readOnlyLocks.size&&this.fire("change:isReadOnly","isReadOnly",false,true));}setData(e){this.data.set(e);}getData(e){return this.data.get(e)}initPlugins(){const e=this.config,t=e.get("plugins"),i=e.get("removePlugins")||[],n=e.get("extraPlugins")||[],s=e.get("substitutePlugins")||[];return this.plugins.init(t.concat(n),i,s).then(e=>(function(e){const t=e.config.get("licenseKey");if("GPL"===t)return;const i=Un(t);if(!i)return;const n=[...e.plugins].map(([e])=>e).find(e=>!!e.pluginName&&(!!e.licenseFeatureCode&&$n(i,e.licenseFeatureCode)));n&&(e.enableReadOnlyMode(Symbol("invalidLicense")),e._showLicenseError("pluginNotAllowed",n.pluginName));}(this),e))}destroy(){let e=Promise.resolve();return "initializing"==this.state&&(e=new Promise(e=>this.once("ready",e))),e.then(()=>{this.fire("destroy"),this.stopListening(),this.commands.destroy();}).then(()=>this.plugins.destroy()).then(()=>{this.model.destroy(),this.data.destroy(),this.editing.destroy(),this.keystrokes.destroy();}).then(()=>this._context._removeEditor(this))}execute(e,...t){try{return this.commands.execute(e,...t)}catch(e){I.rethrowUnexpectedError(e,this);}}focus(){this.editing.view.focus();}static create(...e){throw new Error("This is an abstract method.")}static Context=Zn;static EditorWatchdog=Yu;static ContextWatchdog=ed;_showLicenseError(e,t){setTimeout(()=>{if("invalid"==e)throw new I("invalid-license-key");if("expired"==e)throw new I("license-key-expired");if("domainLimit"==e)throw new I("license-key-domain-limit");if("pluginNotAllowed"==e){const e=t.replace(/(Editing|UI)$/,""),i=this.plugins.has(e);throw new I("license-key-plugin-not-allowed",null,{pluginName:i?e:t})}if("featureNotAllowed"==e)throw new I("license-key-feature-not-allowed",null,{featureName:t});if("evaluationLimit"==e)throw new I("license-key-evaluation-limit");if("trialLimit"==e)throw new I("license-key-trial-limit");if("developmentLimit"==e)throw new I("license-key-development-limit");if("usageLimit"==e)throw new I("license-key-usage-limit");if("distributionChannel"==e)throw new I("license-key-invalid-distribution-channel")},0),this._showLicenseError=()=>{};}async _sendUsageRequest(e,t){const i=new Headers({"Content-Type":"application/json"}),n=await fetch(new URL(e),{method:"POST",headers:i,body:JSON.stringify(t)});if(!n.ok)throw new Error(`HTTP Response: ${n.status}`);return n.json()}}function pd(e){const t=cd(e);return e.fire("collectUsageData",{setUsageData:function(e,i){if(void 0!==te(t,e))throw new I("editor-usage-data-path-already-set",{path:e});Xe(t,e,i);}}),t}function bd(e){if(!Ct(e.updateSourceElement))throw new I("attachtoform-missing-elementapi-interface",e);const t=e.sourceElement;if(function(e){return !!e&&"textarea"===e.tagName.toLowerCase()}(t)&&t.form){let i;const n=t.form,s=()=>e.updateSourceElement();Ct(n.submit)&&(i=n.submit,n.submit=()=>{s(),i.apply(n);}),n.addEventListener("submit",s),e.on("destroy",()=>{n.removeEventListener("submit",s),i&&(n.submit=i);});}}function wd(e){return class extends e{sourceElement;updateSourceElement(e){if(!this.sourceElement)throw new I("editor-missing-sourceelement",this);const t=this.config.get("updateSourceElementOnDestroy"),i=this.sourceElement instanceof HTMLTextAreaElement;if(!t&&!i)return void Ci(this.sourceElement,"");const n="string"==typeof e?e:this.data.get();Ci(this.sourceElement,n);}}}function vd(e,t){if(t.ckeditorInstance)throw new I("editor-source-element-already-used",e);t.ckeditorInstance=e,e.once("destroy",()=>{delete t.ckeditorInstance;});}class _d extends Xn{_actions;static get pluginName(){return "PendingActions"}static get isOfficialPlugin(){return true}init(){this.set("hasAny",false),this._actions=new gn({idProperty:"_id"}),this._actions.delegate("add","remove").to(this);}add(e){if("string"!=typeof e)throw new I("pendingactions-add-invalid-message",this);const t=new(Dt());return t.set("message",e),this._actions.add(t),this.hasAny=true,t}remove(e){this._actions.remove(e),this.hasAny=!!this._actions.length;}get first(){return this._actions.get(0)}[Symbol.iterator](){return this._actions[Symbol.iterator]()}}class yd extends(Dt()){total;_reader;_data;constructor(){super();const e=new window.FileReader;this._reader=e,this._data=void 0,this.set("loaded",0),e.onprogress=e=>{this.loaded=e.loaded;};}get error(){return this._reader.error}get data(){return this._data}read(e){const t=this._reader;return this.total=e.size,new Promise((i,n)=>{t.onload=()=>{const e=t.result;this._data=e,i(e);},t.onerror=()=>{n("error");},t.onabort=()=>{n("aborted");},this._reader.readAsDataURL(e);})}abort(){this._reader.abort();}}class kd extends jn{loaders=new gn;_loadersMap=new Map;_pendingAction=null;static get pluginName(){return "FileRepository"}static get isOfficialPlugin(){return true}static get requires(){return [_d]}init(){this.loaders.on("change",()=>this._updatePendingAction()),this.set("uploaded",0),this.set("uploadTotal",null),this.bind("uploadedPercent").to(this,"uploaded",this,"uploadTotal",(e,t)=>t?e/t*100:0);}getLoader(e){return this._loadersMap.get(e)||null}createLoader(e){if(!this.createUploadAdapter)return P("filerepository-no-upload-adapter"),null;const t=new Cd(Promise.resolve(e),this.createUploadAdapter);return this.loaders.add(t),this._loadersMap.set(e,t),e instanceof Promise&&t.file.then(e=>{this._loadersMap.set(e,t);}).catch(()=>{}),t.on("change:uploaded",()=>{let e=0;for(const t of this.loaders)e+=t.uploaded;this.uploaded=e;}),t.on("change:uploadTotal",()=>{let e=0;for(const t of this.loaders)t.uploadTotal&&(e+=t.uploadTotal);this.uploadTotal=e;}),t}destroyLoader(e){const t=e instanceof Cd?e:this.getLoader(e);t._destroy(),this.loaders.remove(t),this._loadersMap.forEach((e,i)=>{e===t&&this._loadersMap.delete(i);});}_updatePendingAction(){const e=this.editor.plugins.get(_d);if(this.loaders.length){if(!this._pendingAction){const t=this.editor.t,i=e=>`${t("Upload in progress")} ${parseInt(e)}%.`;this._pendingAction=e.add(i(this.uploadedPercent)),this._pendingAction.bind("message").to(this,"uploadedPercent",i);}}else e.remove(this._pendingAction),this._pendingAction=null;}}class Cd extends(Dt()){id;_filePromiseWrapper;_adapter;_reader;constructor(e,t){super(),this.id=A(),this._filePromiseWrapper=this._createFilePromiseWrapper(e),this._adapter=t(this),this._reader=new yd,this.set("status","idle"),this.set("uploaded",0),this.set("uploadTotal",null),this.bind("uploadedPercent").to(this,"uploaded",this,"uploadTotal",(e,t)=>t?e/t*100:0),this.set("uploadResponse",null);}get file(){return this._filePromiseWrapper?this._filePromiseWrapper.promise.then(e=>this._filePromiseWrapper?e:null):Promise.resolve(null)}get data(){return this._reader.data}read(){if("idle"!=this.status)throw new I("filerepository-read-wrong-status",this);return this.status="reading",this.file.then(e=>this._reader.read(e)).then(e=>{if("reading"!==this.status)throw this.status;return this.status="idle",e}).catch(e=>{if("aborted"===e)throw this.status="aborted","aborted";throw this.status="error",this._reader.error?this._reader.error:e})}upload(){if("idle"!=this.status)throw new I("filerepository-upload-wrong-status",this);return this.status="uploading",this.file.then(()=>this._adapter.upload()).then(e=>(this.uploadResponse=e,this.status="idle",e)).catch(e=>{if("aborted"===this.status)throw "aborted";throw this.status="error",e})}abort(){const e=this.status;this.status="aborted",this._filePromiseWrapper.isFulfilled?"reading"==e?this._reader.abort():"uploading"==e&&this._adapter.abort&&this._adapter.abort():(this._filePromiseWrapper.promise.catch(()=>{}),this._filePromiseWrapper.rejecter("aborted")),this._destroy();}_destroy(){this._filePromiseWrapper=void 0,this._reader=void 0,this._adapter=void 0,this.uploadResponse=void 0;}_createFilePromiseWrapper(e){const t={};return t.promise=new Promise((i,n)=>{t.rejecter=n,t.isFulfilled=false,e.then(e=>{t.isFulfilled=true,i(e);}).catch(e=>{t.isFulfilled=true,n(e);});}),t}}class xd extends jn{static get requires(){return [kd]}static get pluginName(){return "Base64UploadAdapter"}static get licenseFeatureCode(){return "B64A"}static get isOfficialPlugin(){return true}static get isPremiumPlugin(){return true}init(){this.editor.plugins.get(kd).createUploadAdapter=e=>new Ad(e);}}let Ad=class{loader;reader;constructor(e){this.loader=e;}upload(){return new Promise((e,t)=>{const i=this.reader=new window.FileReader;i.addEventListener("load",()=>{e({default:i.result});}),i.addEventListener("error",e=>{t(e);}),i.addEventListener("abort",()=>{t();}),this.loader.file.then(e=>{i.readAsDataURL(e);});})}abort(){this.reader.abort();}};class Ed extends jn{static get requires(){return [kd]}static get pluginName(){return "SimpleUploadAdapter"}static get licenseFeatureCode(){return "SUA"}static get isOfficialPlugin(){return true}static get isPremiumPlugin(){return true}init(){const e=this.editor.config.get("simpleUpload");e&&(e.uploadUrl?this.editor.plugins.get(kd).createUploadAdapter=t=>new Td(t,e):P("simple-upload-adapter-missing-uploadurl"));}}let Td=class{loader;options;xhr;constructor(e,t){this.loader=e,this.options=t;}upload(){return this.loader.file.then(e=>new Promise((t,i)=>{this._initRequest(),this._initListeners(t,i,e),this._sendRequest(e);}))}abort(){this.xhr&&this.xhr.abort();}_initRequest(){const e=this.xhr=new XMLHttpRequest;e.open("POST",this.options.uploadUrl,true),e.responseType="json";}_initListeners(e,t,i){const n=this.xhr,s=this.loader,o=`Couldn't upload file: ${i.name}.`;n.addEventListener("error",()=>t(o)),n.addEventListener("abort",()=>t()),n.addEventListener("load",()=>{const i=n.response;if(!i||i.error)return t(i&&i.error&&i.error.message?i.error.message:o);const s=i.url?{default:i.url}:i.urls;e({...i,urls:s});}),n.upload&&n.upload.addEventListener("progress",e=>{e.lengthComputable&&(s.uploadTotal=e.total,s.uploaded=e.loaded);});}_sendRequest(e){let t=this.options.headers||{};"function"==typeof t&&(t=t(e));const i=this.options.withCredentials||false;for(const e of Object.keys(t))this.xhr.setRequestHeader(e,t[e]);this.xhr.withCredentials=i;const n=new FormData;n.append("upload",e),this.xhr.send(n);}};const Sd="ckCsrfToken",Id="abcdefghijklmnopqrstuvwxyz0123456789";function Pd(){let e=Vd(Sd);return e&&40==e.length||(e=function(e){let t="";const i=new Uint8Array(e);window.crypto.getRandomValues(i);for(let e=0;e.5?n.toUpperCase():n;}return t}(40),Od(Sd,e)),e}function Vd(e){e=e.toLowerCase();const t=document.cookie.split(";");for(const i of t){const t=i.split("=");if(decodeURIComponent(t[0].trim().toLowerCase())===e)return decodeURIComponent(t[1])}return null}function Od(e,t){document.cookie=encodeURIComponent(e)+"="+encodeURIComponent(t)+";path=/";}class Rd extends jn{static get requires(){return [kd]}static get pluginName(){return "CKFinderUploadAdapter"}static get isOfficialPlugin(){return true}init(){const e=this.editor.config.get("ckfinder.uploadUrl");e&&(this.editor.plugins.get(kd).createUploadAdapter=t=>new Bd(t,e,this.editor.t));}}class Bd{loader;url;t;xhr;constructor(e,t,i){this.loader=e,this.url=t,this.t=i;}upload(){return this.loader.file.then(e=>new Promise((t,i)=>{this._initRequest(),this._initListeners(t,i,e),this._sendRequest(e);}))}abort(){this.xhr&&this.xhr.abort();}_initRequest(){const e=this.xhr=new XMLHttpRequest;e.open("POST",this.url,true),e.responseType="json";}_initListeners(e,t,i){const n=this.xhr,s=this.loader,o=(0, this.t)("Cannot upload file:")+` ${i.name}.`;n.addEventListener("error",()=>t(o)),n.addEventListener("abort",()=>t()),n.addEventListener("load",()=>{const i=n.response;if(!i||!i.uploaded)return t(i&&i.error&&i.error.message?i.error.message:o);e({default:i.url});}),n.upload&&n.upload.addEventListener("progress",e=>{e.lengthComputable&&(s.uploadTotal=e.total,s.uploaded=e.loaded);});}_sendRequest(e){const t=new FormData;t.append("upload",e),t.append("ckCsrfToken",Pd()),this.xhr.send(t);}}const Md=["left","right","center","justify"];function Ld(e){return Md.includes(e)}function Fd(e,t){return "rtl"==t.contentLanguageDirection?"right"===e:"left"===e}function Nd(e){const t=e.map(e=>{let t;return t="string"==typeof e?{name:e}:e,t}).filter(e=>{const t=Md.includes(e.name);return t||P("alignment-config-name-not-recognized",{option:e}),t}),i=t.filter(e=>Boolean(e.className)).length;if(i&&i{const s=n.slice(i+1);if(s.some(e=>e.name==t.name))throw new I("alignment-config-name-already-defined",{option:t,configuredOptions:e});if(t.className){if(s.some(e=>e.className==t.className))throw new I("alignment-config-classname-already-defined",{option:t,configuredOptions:e})}}),t}const Dd="alignment";class zd extends Gn{refresh(){const e=this.editor.locale,t=fn(this.editor.model.document.selection.getSelectedBlocks());this.isEnabled=Boolean(t)&&this._canBeAligned(t),this.isEnabled&&t.hasAttribute("alignment")?this.value=t.getAttribute("alignment"):this.value="rtl"===e.contentLanguageDirection?"right":"left";}execute(e={}){const t=this.editor,i=t.locale,n=t.model,s=n.document,o=e.value;n.change(e=>{const t=Array.from(s.selection.getSelectedBlocks()).filter(e=>this._canBeAligned(e)),n=t[0].getAttribute("alignment");Fd(o,i)||n===o||!o?function(e,t){for(const i of e)t.removeAttribute(Dd,i);}(t,e):function(e,t,i){for(const n of e)t.setAttribute(Dd,i,n);}(t,e,o);});}_canBeAligned(e){return this.editor.model.schema.checkAttribute(e,Dd)}}class Hd extends jn{static get pluginName(){return "AlignmentEditing"}static get isOfficialPlugin(){return true}constructor(e){super(e),e.config.define("alignment",{options:Md.map(e=>({name:e}))});}init(){const e=this.editor,t=e.locale,i=e.model.schema,n=Nd(e.config.get("alignment.options")).filter(e=>Ld(e.name)&&!Fd(e.name,t)),s=n.some(e=>!!e.className);i.extend("$block",{allowAttributes:"alignment"}),e.model.schema.setAttributeProperties("alignment",{isFormatting:true}),s?e.conversion.attributeToAttribute(function(e){const t={};for(const i of e)t[i.name]={key:"class",value:i.className};const i={model:{key:"alignment",values:e.map(e=>e.name)},view:t};return i}(n)):e.conversion.for("downcast").attributeToAttribute(function(e){const t={};for(const{name:i}of e)t[i]={key:"style",value:{"text-align":i}};const i={model:{key:"alignment",values:e.map(e=>e.name)},view:t};return i}(n));const o=function(e){const t=[];for(const{name:i}of e)t.push({view:{key:"style",value:{"text-align":i}},model:{key:"alignment",value:i}});return t}(n);for(const t of o)e.conversion.for("upcast").attributeToAttribute(t);const r=function(e){const t=[];for(const{name:i}of e)t.push({view:{key:"align",value:i},model:{key:"alignment",value:i}});return t}(n);for(const t of r)e.conversion.for("upcast").attributeToAttribute(t);e.commands.add("alignment",new zd(e));}}class qd extends gn{_parentElement;constructor(e=[]){super(e,{idProperty:"viewUid"}),this.on("add",(e,t,i)=>{this._renderViewIntoCollectionParent(t,i);}),this.on("remove",(e,t)=>{t.element&&this._parentElement&&t.element.remove();}),this._parentElement=null;}destroy(){this.map(e=>e.destroy());}setParent(e){this._parentElement=e;for(const e of this)this._renderViewIntoCollectionParent(e);}delegate(...e){if(!e.length||!e.every(e=>"string"==typeof e))throw new I("ui-viewcollection-delegate-wrong-events",this);return {to:t=>{for(const i of this)for(const n of e)i.delegate(n).to(t);this.on("add",(i,n)=>{for(const i of e)n.delegate(i).to(t);}),this.on("remove",(i,n)=>{for(const i of e)n.stopDelegating(i,t);});}}}_renderViewIntoCollectionParent(e,t){e.isRendered||e.render(),e.element&&this._parentElement&&this._parentElement.insertBefore(e.element,this._parentElement.children[t]);}remove(e){return super.remove(e)}}class Ud extends(z()){ns;tag;text;attributes;children;eventListeners;_isRendered;_revertData;constructor(e){super(),Object.assign(this,eh(Xd(e))),this._isRendered=false,this._revertData=null;}render(){const e=this._renderNode({intoFragment:true});return this._isRendered=true,e}apply(e){return this._revertData={children:[],bindings:[],attributes:{}},this._renderNode({node:e,intoFragment:false,isApplying:true,revertData:this._revertData}),e}revert(e){if(!this._revertData)throw new I("ui-template-revert-not-applied",[this,e]);this._revertTemplateFromNode(e,this._revertData);}*getViews(){yield*function*e(t){if(t.children)for(const i of t.children)rh(i)?yield i:ah(i)&&(yield*e(i));}(this);}static bind(e,t){return {to:(i,n)=>new jd({eventNameOrFunction:i,attribute:i,observable:e,emitter:t,callback:n}),if:(i,n,s)=>new Wd({observable:e,emitter:t,attribute:i,valueIfTrue:n,callback:s})}}static extend(e,t){if(e._isRendered)throw new I("template-extend-render",[this,e]);sh(e,eh(Xd(t)));}_renderNode(e){let t;if(t=e.node?this.tag&&this.text:this.tag?this.text:!this.text,t)throw new I("ui-template-wrong-syntax",this);return this.text?this._renderText(e):this._renderElement(e)}_renderElement(e){let t=e.node;return t||(t=e.node=document.createElementNS(this.ns||"http://www.w3.org/1999/xhtml",this.tag)),this._renderAttributes(e),this._renderElementChildren(e),this._setUpListeners(e),t}_renderText(e){let t=e.node;return t?e.revertData.text=t.textContent:t=e.node=document.createTextNode(""),Gd(this.text)?this._bindToObservable({schema:this.text,updater:Qd(t),data:e}):t.textContent=this.text.join(""),t}_renderAttributes(e){if(!this.attributes)return;const t=e.node,i=e.revertData;for(const n in this.attributes){const s=t.getAttribute(n),o=this.attributes[n];i&&(i.attributes[n]=s);const r=ch(o)?o[0].ns:null;if(Gd(o)){const a=ch(o)?o[0].value:o;i&&dh(n)&&a.unshift(s),this._bindToObservable({schema:a,updater:Yd(t,n,r),data:e});}else if("style"==n&&"string"!=typeof o[0])this._renderStyleAttribute(o[0],e);else {i&&s&&dh(n)&&o.unshift(s);const e=o.map(e=>e&&e.value||e).reduce((e,t)=>e.concat(t),[]).reduce(ih,"");oh(e)||t.setAttributeNS(r,n,e);}}}_renderStyleAttribute(e,t){const i=t.node;for(const n in e){const s=e[n];Gd(s)?this._bindToObservable({schema:[s],updater:Zd(i,n),data:t}):Kd(n)?i.style.setProperty(n,s):i.style[n]=s;}}_renderElementChildren(e){const t=e.node,i=e.intoFragment?document.createDocumentFragment():t,n=e.isApplying;let s=0;for(const o of this.children)if(lh(o)){if(!n){o.setParent(t);for(const e of o)i.appendChild(e.element);}}else if(rh(o))n||(o.isRendered||o.render(),i.appendChild(o.element));else if(ei(o))i.appendChild(o);else if(n){const t=e.revertData,n=uh();t.children.push(n),o._renderNode({intoFragment:false,node:i.childNodes[s++],isApplying:true,revertData:n});}else i.appendChild(o.render());e.intoFragment&&t.appendChild(i);}_setUpListeners(e){if(this.eventListeners)for(const t in this.eventListeners){const i=this.eventListeners[t].map(i=>{const[n,s]=t.split("@");return i.activateDomEventListener(n,s,e)});e.revertData&&e.revertData.bindings.push(i);}}_bindToObservable({schema:e,updater:t,data:i}){const n=i.revertData;Jd(e,t,i);const s=e.filter(e=>!oh(e)).filter(e=>e.observable).map(n=>n.activateAttributeListener(e,t,i));n&&n.bindings.push(s);}_revertTemplateFromNode(e,t){for(const e of t.bindings)for(const t of e)t();if(t.text)return void(e.textContent=t.text);const i=e;for(const e in t.attributes){const n=t.attributes[e];null===n?i.removeAttribute(e):i.setAttribute(e,n);}for(let e=0;eJd(e,t,i);return this.emitter.listenTo(this.observable,`change:${this.attribute}`,n),()=>{this.emitter.stopListening(this.observable,`change:${this.attribute}`,n);}}}class jd extends $d{eventNameOrFunction;constructor(e){super(e),this.eventNameOrFunction=e.eventNameOrFunction;}activateDomEventListener(e,t,i){const n=(e,i)=>{t&&!i.target.matches(t)||("function"==typeof this.eventNameOrFunction?this.eventNameOrFunction(i):this.observable.fire(this.eventNameOrFunction,i));};return this.emitter.listenTo(i.node,e,n),()=>{this.emitter.stopListening(i.node,e,n);}}}class Wd extends $d{valueIfTrue;constructor(e){super(e),this.valueIfTrue=e.valueIfTrue;}getValue(e){return !oh(super.getValue(e))&&(this.valueIfTrue||true)}}function Gd(e){return !!e&&(e.value&&(e=e.value),Array.isArray(e)?e.some(Gd):e instanceof $d)}function Kd(e){return /^--[a-zA-Z_-][\w-]*$/.test(e)}function Jd(e,t,{node:i}){const n=function(e,t){return e.map(e=>e instanceof $d?e.getValue(t):e)}(e,i);let s;s=1==e.length&&e[0]instanceof Wd?n[0]:n.reduce(ih,""),oh(s)?t.remove():t.set(s);}function Qd(e){return {set(t){e.textContent=t;},remove(){e.textContent="";}}}function Yd(e,t,i){return {set(n){e.setAttributeNS(i,t,n);},remove(){e.removeAttributeNS(i,t);}}}function Zd(e,t){return {set(i){Kd(t)?e.style.setProperty(t,i):e.style[t]=i;},remove(){Kd(t)?e.style.removeProperty(t):e.style[t]=null;}}}function Xd(e){return Le(e,e=>{if(e&&(e instanceof $d||ah(e)||rh(e)||lh(e)))return e})}function eh(e){if("string"==typeof e?e=function(e){return {text:[e]}}(e):e.text&&function(e){e.text=ln(e.text);}(e),e.on&&(e.eventListeners=function(e){for(const t in e)th(e,t);return e}(e.on),delete e.on),!e.text){e.attributes&&function(e){for(const t in e)e[t].value&&(e[t].value=ln(e[t].value)),th(e,t);}(e.attributes);const t=[];if(e.children)if(lh(e.children))t.push(e.children);else for(const i of e.children)ah(i)||rh(i)||ei(i)?t.push(i):t.push(new Ud(i));e.children=t;}return e}function th(e,t){e[t]=ln(e[t]);}function ih(e,t){return oh(t)?e:oh(e)?t:`${e} ${t}`}function nh(e,t){for(const i in t)e[i]?e[i].push(...t[i]):e[i]=t[i];}function sh(e,t){if(t.attributes&&(e.attributes||(e.attributes={}),nh(e.attributes,t.attributes)),t.eventListeners&&(e.eventListeners||(e.eventListeners={}),nh(e.eventListeners,t.eventListeners)),t.text&&e.text.push(...t.text),t.children&&t.children.length){if(e.children.length!=t.children.length)throw new I("ui-template-extend-children-mismatch",e);let i=0;for(const n of t.children)sh(e.children[i++],n);}}function oh(e){return !e&&0!==e}function rh(e){return e instanceof hh}function ah(e){return e instanceof Ud}function lh(e){return e instanceof qd}function ch(e){return ie(e[0])&&e[0].ns}function uh(){return {children:[],bindings:[],attributes:{}}}function dh(e){return "class"==e||"style"==e}class hh extends(ni(Dt())){element;isRendered;locale;t;template;_viewCollections;_unboundChildren;_bindTemplate;constructor(e){super(),this.element=null,this.isRendered=false,this.locale=e,this.t=e&&e.t,this._viewCollections=new gn,this._unboundChildren=this.createCollection(),this._viewCollections.on("add",(t,i)=>{i.locale=e,i.t=e&&e.t;}),this.decorate("render");}get bindTemplate(){return this._bindTemplate?this._bindTemplate:this._bindTemplate=Ud.bind(this,this)}createCollection(e){const t=new qd(e);return this._viewCollections.add(t),t}registerChild(e){Jt(e)||(e=[e]);for(const t of e)this._unboundChildren.add(t);}deregisterChild(e){Jt(e)||(e=[e]);for(const t of e)this._unboundChildren.remove(t);}setTemplate(e){this.template=new Ud(e);}extendTemplate(e){Ud.extend(this.template,e);}render(){if(this.isRendered)throw new I("ui-view-render-already-rendered",this);this.template&&(this.element=this.template.render(),this.registerChild(this.template.getViews())),this.isRendered=true;}destroy(){this.stopListening(),this._viewCollections.map(e=>e.destroy()),this.template&&this.template._revertData&&this.template.revert(this.element);}}const mh={POLITE:"polite",ASSERTIVE:"assertive"};class gh{editor;view;constructor(e){this.editor=e,e.once("ready",()=>{for(const e of Object.values(mh))this.announce("",e);});}announce(e,t=mh.POLITE){const i=this.editor;if(!i.ui.view)return;this.view||(this.view=new fh(i.locale),i.ui.view.body.add(this.view));const{politeness:n,isUnsafeHTML:s}="string"==typeof t?{politeness:t}:t;let o=this.view.regionViews.find(e=>e.politeness===n);o||(o=new ph(i,n),this.view.regionViews.add(o)),o.announce({announcement:e,isUnsafeHTML:s});}}class fh extends hh{regionViews;constructor(e){super(e),this.regionViews=this.createCollection(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-aria-live-announcer"]},children:this.regionViews});}}class ph extends hh{politeness;_domConverter;_pruneAnnouncementsInterval;constructor(e,t){super(e.locale),this.setTemplate({tag:"div",attributes:{"aria-live":t,"aria-relevant":"additions"},children:[{tag:"ul",attributes:{class:["ck","ck-aria-live-region-list"]}}]}),e.on("destroy",()=>{null!==this._pruneAnnouncementsInterval&&(clearInterval(this._pruneAnnouncementsInterval),this._pruneAnnouncementsInterval=null);}),this.politeness=t,this._domConverter=e.data.htmlProcessor.domConverter,this._pruneAnnouncementsInterval=setInterval(()=>{this.element&&this._listElement.firstChild&&this._listElement.firstChild.remove();},5e3);}announce({announcement:e,isUnsafeHTML:t}){if(!e.trim().length)return;const i=document.createElement("li");t?this._domConverter.setContentOf(i,e):i.innerText=e,this._listElement.appendChild(i);}get _listElement(){return this.element.querySelector("ul")}}function bh({emitter:e,activator:t,callback:i,contextElements:n,listenerOptions:s}){e.listenTo(document,"mousedown",(e,s)=>{if(!t())return;const o="function"==typeof s.composedPath?s.composedPath():[],r="function"==typeof n?n():n;for(const e of r)if(e.contains(s.target)||o.includes(e))return;i();},s);}function wh(e){return class extends e{disableCssTransitions(){this._isCssTransitionsDisabled=true;}enableCssTransitions(){this._isCssTransitionsDisabled=false;}constructor(...e){super(...e),this.set("_isCssTransitionsDisabled",false),this.initializeCssTransitionDisablerMixin();}initializeCssTransitionDisablerMixin(){this.template&&this.extendTemplate({attributes:{class:[this.bindTemplate.if("_isCssTransitionsDisabled","ck-transitions-disabled")]}});}}}function vh(t){return class extends t{_onDragBound=this._onDrag.bind(this);_onDragEndBound=this._onDragEnd.bind(this);_lastDraggingCoordinates={x:0,y:0};constructor(...e){super(...e),this.on("render",()=>{this._attachListeners();}),this.set("isDragging",false);}_attachListeners(){this.listenTo(this.element,"mousedown",this._onDragStart.bind(this)),this.listenTo(this.element,"touchstart",this._onDragStart.bind(this));}_attachDragListeners(){this.listenTo(exports.global.document,"mouseup",this._onDragEndBound),this.listenTo(exports.global.document,"touchend",this._onDragEndBound),this.listenTo(exports.global.document,"mousemove",this._onDragBound),this.listenTo(exports.global.document,"touchmove",this._onDragBound);}_detachDragListeners(){this.stopListening(exports.global.document,"mouseup",this._onDragEndBound),this.stopListening(exports.global.document,"touchend",this._onDragEndBound),this.stopListening(exports.global.document,"mousemove",this._onDragBound),this.stopListening(exports.global.document,"touchmove",this._onDragBound);}_onDragStart(e,t){if(!this._isHandleElementPressed(t))return;this._attachDragListeners();let i=0,n=0;t instanceof MouseEvent?(i=t.clientX,n=t.clientY):(i=t.touches[0].clientX,n=t.touches[0].clientY),this._lastDraggingCoordinates={x:i,y:n},this.isDragging=true;}_onDrag(e,t){if(!this.isDragging)return void this._detachDragListeners();let i=0,n=0;t instanceof MouseEvent?(i=t.clientX,n=t.clientY):(i=t.touches[0].clientX,n=t.touches[0].clientY),t.preventDefault(),this.fire("drag",{deltaX:Math.round(i-this._lastDraggingCoordinates.x),deltaY:Math.round(n-this._lastDraggingCoordinates.y)}),this._lastDraggingCoordinates={x:i,y:n};}_onDragEnd(){this._detachDragListeners(),this.isDragging=false;}_isHandleElementPressed(e){return !!this.dragHandleElement&&(this.dragHandleElement===e.target||e.target instanceof HTMLElement&&this.dragHandleElement.contains(e.target))}}}function _h({view:e}){e.listenTo(e.element,"submit",(t,i)=>{i.preventDefault(),e.fire("submit");},{useCapture:true});}function yh({keystrokeHandler:e,focusTracker:t,gridItems:i,numberOfColumns:n,uiLanguageDirection:s}){const o="number"==typeof n?()=>n:n;function r(e){return n=>{const s=i.find(e=>e.element===t.focusedElement),o=i.getIndex(s),r=e(o,i);i.get(r).focus(),n.stopPropagation(),n.preventDefault();}}function a(e,t){return e===t-1?0:e+1}function l(e,t){return 0===e?t-1:e-1}e.set("arrowright",r((e,t)=>"rtl"===s?l(e,t.length):a(e,t.length))),e.set("arrowleft",r((e,t)=>"rtl"===s?a(e,t.length):l(e,t.length))),e.set("arrowup",r((e,t)=>{let i=e-o();return i<0&&(i=e+o()*Math.floor(t.length/o()),i>t.length-1&&(i-=o())),i})),e.set("arrowdown",r((e,t)=>{let i=e+o();return i>t.length-1&&(i=e%o()),i}));}class kh extends hh{id;constructor(e){super(e),this.set("text",void 0),this.set("for",void 0),this.id=`ck-editor__label_${A()}`;const t=this.bindTemplate;this.setTemplate({tag:"label",attributes:{class:["ck","ck-label"],id:this.id,for:t.to("for")},children:[{text:t.to("text")}]});}}class Ch extends hh{constructor(e,t){super(e);const i=e.t,n=new kh;n.text=i("Help Contents. To close this dialog press ESC."),this.setTemplate({tag:"div",attributes:{class:["ck","ck-accessibility-help-dialog__content"],"aria-labelledby":n.id,role:"document",tabindex:-1},children:[Qt(document,"p",{},i("Below, you can find a list of keyboard shortcuts that can be used in the editor.")),...this._createCategories(Array.from(t.values())),n]});}focus(){this.element.focus();}_createCategories(e){return e.map(e=>{const t=[Qt(document,"h3",{},e.label),...Array.from(e.groups.values()).map(e=>this._createGroup(e)).flat()];return e.description&&t.splice(1,0,Qt(document,"p",{},e.description)),Qt(document,"section",{},t)})}_createGroup(e){const t=e.keystrokes.sort((e,t)=>e.label.localeCompare(t.label)).map(e=>this._createGroupRow(e)).flat(),i=[Qt(document,"dl",{},t)];return e.label&&i.unshift(Qt(document,"h4",{},e.label)),i}_createGroupRow(e){const t=this.locale.t,i=Qt(document,"dt"),s=Qt(document,"dd"),o=function(e){if("string"==typeof e)return [[e]];if("string"==typeof e[0])return [e];return e}(e.keystroke),r=[];for(const e of o)r.push(e.map(xh).join(""));return i.innerHTML=e.label,s.innerHTML=r.join(", ")+(e.mayRequireFn&&n.isMac?` ${t("(may require Fn)")}`:""),[i,s]}}function xh(e){return en(e).split("+").map(e=>`${e}`).join("+")}var Ah='',Eh='',Th='',Sh='',Ih='',Ph='',Vh='',Oh='',Rh='',Bh='',Mh='',Lh='',Fh='',Nh='',Dh='',zh='',Hh='',qh='',Uh='',$h='',jh='',Wh='',Gh='',Kh='',Jh='',Qh='',Yh='',Zh='',Xh='',em='',tm='',im='',nm='',sm='',om='',rm='',am='',lm='',cm='',um='',dm='',hm='',mm='',gm='',fm='',pm='',bm='',wm='',vm='',_m='',ym='',km='',Cm='',xm='',Am='',Em='',Tm='',Sm='',Im='',Pm='',Vm='',Om='',Rm='',Bm='',Mm='',Lm='',Fm='',Nm='',Dm='',zm='',Hm='',qm='',Um='',$m='',jm='',Wm='',Gm='',Km='',Jm='',Qm='',Ym='',Zm='',Xm='',eg='',tg='',ig='',ng='',sg='',og='',rg='',ag='',lg='',cg='',ug='',dg='',hg='',mg='',gg='',fg='',pg='',bg='',wg='',vg='',_g='',yg='',kg='',Cg='',xg='',Ag='',Eg='',Tg='',Sg='',Ig='',Pg='',Vg='',Og='',Rg='',Bg='',Mg='',Lg='',Fg='',Ng='',Dg='',zg='',Hg='',qg='',Ug='',$g='',jg='',Wg='',Gg='',Kg='',Jg='',Qg='',Yg='',Zg='',Xg='',ef='',tf='',nf='',sf='',of='',rf='',af='\n',lf='',cf='',uf='',df='',hf='',mf='',gf='',ff='',pf='\n',bf='',wf='',vf='\n',_f='',yf='',kf='',Cf='',xf='',Af='',Ef='',Tf='',Sf='',If='',Pf='',Vf='\n',Of='',Rf='',Bf='',Mf='',Lf='',Ff='',Nf='',Df='',zf='',Hf='',qf='',Uf='',$f='',jf='',Wf='',Gf='',Kf='',Jf='',Qf='\n',Yf='',Zf='',Xf='',ep='',tp='',ip='',np='',sp='',op='',rp='',ap='',lp='',cp='',up='',dp='',hp='',mp='',gp='',fp='',pp='',bp='\n',wp='';class vp extends hh{static presentationalAttributeNames=["alignment-baseline","baseline-shift","clip-path","clip-rule","color","color-interpolation","color-interpolation-filters","color-rendering","cursor","direction","display","dominant-baseline","fill","fill-opacity","fill-rule","filter","flood-color","flood-opacity","font-family","font-size","font-size-adjust","font-stretch","font-style","font-variant","font-weight","image-rendering","letter-spacing","lighting-color","marker-end","marker-mid","marker-start","mask","opacity","overflow","paint-order","pointer-events","shape-rendering","stop-color","stop-opacity","stroke","stroke-dasharray","stroke-dashoffset","stroke-linecap","stroke-linejoin","stroke-miterlimit","stroke-opacity","stroke-width","text-anchor","text-decoration","text-overflow","text-rendering","transform","unicode-bidi","vector-effect","visibility","white-space","word-spacing","writing-mode"];constructor(){super();const e=this.bindTemplate;this.set("content",""),this.set("viewBox","0 0 20 20"),this.set("fillColor",""),this.set("isColorInherited",true),this.set("isVisible",true),this.setTemplate({tag:"svg",ns:"http://www.w3.org/2000/svg",attributes:{class:["ck","ck-icon",e.if("isVisible","ck-hidden",e=>!e),"ck-reset_all-excluded",e.if("isColorInherited","ck-icon_inherit-color")],viewBox:e.to("viewBox"),"aria-hidden":true}});}render(){super.render(),this._updateXMLContent(),this._colorFillPaths(),this.on("change:content",()=>{this._updateXMLContent(),this._colorFillPaths();}),this.on("change:fillColor",()=>{this._colorFillPaths();});}_updateXMLContent(){if(this.content){const e=(new DOMParser).parseFromString(this.content.trim(),"image/svg+xml").querySelector("svg");if(!e)throw new I("ui-iconview-invalid-svg",this);const t=e.getAttribute("viewBox");t&&(this.viewBox=t);for(const{name:t,value:i}of Array.from(e.attributes))vp.presentationalAttributeNames.includes(t)&&this.element.setAttribute(t,i);for(;this.element.firstChild;)this.element.removeChild(this.element.firstChild);for(;e.childNodes.length>0;)this.element.appendChild(e.childNodes[0]);}}_colorFillPaths(){this.fillColor&&this.element.querySelectorAll(".ck-icon__fill").forEach(e=>{e.style.fill=this.fillColor;});}}class _p extends hh{constructor(){super(),this.set({style:void 0,text:void 0,id:void 0});const e=this.bindTemplate;this.setTemplate({tag:"span",attributes:{class:["ck","ck-button__label"],style:e.to("style"),id:e.to("id")},children:[{text:e.to("text")}]});}}class yp extends hh{children;labelView;iconView;keystrokeView;_focusDelayed=null;constructor(e,t=new _p){super(e);const i=this.bindTemplate,s=A();this.set("_ariaPressed",false),this.set("_ariaChecked",false),this.set("ariaLabel",void 0),this.set("ariaLabelledBy",`ck-editor__aria-label_${s}`),this.set("class",void 0),this.set("labelStyle",void 0),this.set("icon",void 0),this.set("isEnabled",true),this.set("isOn",false),this.set("isVisible",true),this.set("isToggleable",false),this.set("keystroke",void 0),this.set("label",void 0),this.set("role",void 0),this.set("tabindex",-1),this.set("tooltip",false),this.set("tooltipPosition","s"),this.set("type","button"),this.set("withText",false),this.set("withKeystroke",false),this.children=this.createCollection(),this.labelView=this._setupLabelView(t),this.iconView=new vp,this.iconView.extendTemplate({attributes:{class:"ck-button__icon"}}),this.iconView.bind("content").to(this,"icon"),this.keystrokeView=this._createKeystrokeView(),this.bind("_tooltipString").to(this,"tooltip",this,"label",this,"keystroke",this._getTooltipString.bind(this));const o={tag:"button",attributes:{class:["ck","ck-button",i.to("class"),i.if("isEnabled","ck-disabled",e=>!e),i.if("isVisible","ck-hidden",e=>!e),i.to("isOn",e=>e?"ck-on":"ck-off"),i.if("withText","ck-button_with-text"),i.if("withKeystroke","ck-button_with-keystroke")],role:i.to("role"),type:i.to("type",e=>e||"button"),tabindex:i.to("tabindex"),"aria-checked":i.to("_ariaChecked"),"aria-pressed":i.to("_ariaPressed"),"aria-label":i.to("ariaLabel"),"aria-labelledby":i.to("ariaLabelledBy"),"aria-disabled":i.if("isEnabled",true,e=>!e),"data-cke-tooltip-text":i.to("_tooltipString"),"data-cke-tooltip-position":i.to("tooltipPosition")},children:this.children,on:{click:i.to(e=>{this.isEnabled?this.fire("execute"):e.preventDefault();})}};this.bind("_ariaPressed").to(this,"isOn",this,"isToggleable",this,"role",(e,t,i)=>!(!t||kp(i))&&String(!!e)),this.bind("_ariaChecked").to(this,"isOn",this,"isToggleable",this,"role",(e,t,i)=>!(!t||!kp(i))&&String(!!e)),n.isSafari&&(this._focusDelayed||(this._focusDelayed=In(()=>this.focus(),0)),o.on.mousedown=i.to(()=>{this._focusDelayed();}),o.on.mouseup=i.to(()=>{this._focusDelayed.cancel();})),this.setTemplate(o);}render(){super.render(),this.icon&&this.children.add(this.iconView),this.on("change:icon",(e,t,i,n)=>{i&&!n?this.children.add(this.iconView,0):!i&&n&&this.children.remove(this.iconView);}),this.children.add(this.labelView),this.withKeystroke&&this.keystroke&&this.children.add(this.keystrokeView);}focus(){this.element.focus();}destroy(){this._focusDelayed&&this._focusDelayed.cancel(),super.destroy();}_setupLabelView(e){return e.bind("text","style","id").to(this,"label","labelStyle","ariaLabelledBy"),e}_createKeystrokeView(){const e=new hh;return e.setTemplate({tag:"span",attributes:{class:["ck","ck-button__keystroke"]},children:[{text:this.bindTemplate.to("keystroke",e=>en(e))}]}),e}_getTooltipString(e,t,i){return e?"string"==typeof e?e:(i&&(i=en(i)),e instanceof Function?e(t,i):`${t}${i?` (${i})`:""}`):""}}function kp(e){switch(e){case "radio":case "checkbox":case "option":case "switch":case "menuitemcheckbox":case "menuitemradio":return true;default:return false}}class Cp extends hh{children;iconView;constructor(e,t={}){super(e);const i=this.bindTemplate;this.set("label",t.label||""),this.set("class",t.class||null),this.children=this.createCollection(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-form__header",i.to("class")]},children:this.children}),t.icon&&(this.iconView=new vp,this.iconView.content=t.icon,this.children.add(this.iconView));const n=new hh(e);n.setTemplate({tag:"h2",attributes:{class:["ck","ck-form__header__label"],role:"presentation"},children:[{text:i.to("label")}]}),this.children.add(n);}}class xp extends(z()){focusables;focusTracker;keystrokeHandler;actions;constructor(e){if(super(),this.focusables=e.focusables,this.focusTracker=e.focusTracker,this.keystrokeHandler=e.keystrokeHandler,this.actions=e.actions,e.actions&&e.keystrokeHandler)for(const t in e.actions){let i=e.actions[t];"string"==typeof i&&(i=[i]);for(const n of i)e.keystrokeHandler.set(n,(e,i)=>{this[t](),i();},e.keystrokeHandlerOptions);}this.on("forwardCycle",()=>this.focusFirst(),{priority:"low"}),this.on("backwardCycle",()=>this.focusLast(),{priority:"low"});}get first(){return this.focusables.find(Ap)||null}get last(){return this.focusables.filter(Ap).slice(-1)[0]||null}get next(){return this._getDomFocusableItem(1)}get previous(){return this._getDomFocusableItem(-1)}get current(){let e=null;return null===this.focusTracker.focusedElement?null:(this.focusables.find((t,i)=>{const n=t.element===this.focusTracker.focusedElement;return n&&(e=i),n}),e)}focusFirst(){this._focus(this.first,1);}focusLast(){this._focus(this.last,-1);}focusNext(){const e=this.next;e&&this.focusables.getIndex(e)===this.current||e===this.first?this.fire("forwardCycle"):this._focus(e,1);}focusPrevious(){const e=this.previous;e&&this.focusables.getIndex(e)===this.current||e===this.last?this.fire("backwardCycle"):this._focus(e,-1);}chain(e){const t=()=>null===this.current?null:this.focusables.get(this.current);this.listenTo(e,"forwardCycle",e=>{const i=t();this.focusNext(),i!==t()&&e.stop();},{priority:"low"}),this.listenTo(e,"backwardCycle",e=>{const i=t();this.focusPrevious(),i!==t()&&e.stop();},{priority:"low"});}unchain(e){this.stopListening(e);}_focus(e,t){e&&this.focusTracker.focusedElement!==e.element&&e.focus(t);}_getDomFocusableItem(e){const t=this.focusables.length;if(!t)return null;const i=this.current;if(null===i)return this[1===e?"first":"last"];let n=this.focusables.get(i),s=(i+t+e)%t;do{const i=this.focusables.get(s);if(Ap(i)){n=i;break}s=(s+t+e)%t;}while(s!==i);return n}}function Ap(e){return Ep(e)&&Ii(e.element)}function Ep(e){return !(!("focus"in e)||"function"!=typeof e.focus)}function Tp(e){return Ep(e)&&"focusCycler"in e&&e.focusCycler instanceof xp}class Sp extends hh{children;keystrokes;focusCycler;_focusTracker;_focusables;constructor(e){super(e),this.children=this.createCollection(),this.keystrokes=new yn,this._focusTracker=new bn,this._focusables=new qd,this.focusCycler=new xp({focusables:this._focusables,focusTracker:this._focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}}),this.setTemplate({tag:"div",attributes:{class:["ck","ck-dialog__actions"]},children:this.children});}render(){super.render(),this.keystrokes.listenTo(this.element);}setButtons(e){for(const t of e){const e=new yp(this.locale);let i;for(i in e.on("execute",()=>t.onExecute()),t.onCreate&&t.onCreate(e),t)"onExecute"!=i&&"onCreate"!=i&&e.set(i,t[i]);this.children.add(e);}this._updateFocusCyclableItems();}focus(e){ -1===e?this.focusCycler.focusLast():this.focusCycler.focusFirst();}_updateFocusCyclableItems(){Array.from(this.children).forEach(e=>{this._focusables.add(e),this._focusTracker.add(e.element);});}}class Ip extends hh{children;constructor(e){super(e),this.children=this.createCollection(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-dialog__content"]},children:this.children});}reset(){for(;this.children.length;)this.children.remove(0);}}const Pp={SCREEN_CENTER:"screen-center",EDITOR_CENTER:"editor-center",EDITOR_TOP_SIDE:"editor-top-side",EDITOR_TOP_CENTER:"editor-top-center",EDITOR_BOTTOM_CENTER:"editor-bottom-center",EDITOR_ABOVE_CENTER:"editor-above-center",EDITOR_BELOW_CENTER:"editor-below-center"},Vp=xi("px");class Op extends(vh(hh)){parts;headerView;closeButtonView;actionsView;static defaultOffset=15;contentView;keystrokes;focusTracker;wasMoved=false;_getCurrentDomRoot;_getViewportOffset;_focusables;_focusCycler;constructor(e,{getCurrentDomRoot:t,getViewportOffset:i,keystrokeHandlerOptions:n}){super(e);const s=this.bindTemplate,o=e.t;this.set("className",""),this.set("ariaLabel",o("Editor dialog")),this.set("isModal",false),this.set("position",Pp.SCREEN_CENTER),this.set("_isVisible",false),this.set("_isTransparent",false),this.set("_top",0),this.set("_left",0),this._getCurrentDomRoot=t,this._getViewportOffset=i,this.decorate("moveTo"),this.parts=this.createCollection(),this.keystrokes=new yn,this.focusTracker=new bn,this._focusables=new qd,this._focusCycler=new xp({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"},keystrokeHandlerOptions:n}),this.setTemplate({tag:"div",attributes:{class:["ck","ck-dialog-overlay",s.if("isModal","ck-dialog-overlay__transparent",e=>!e),s.if("_isVisible","ck-hidden",e=>!e)],tabindex:"-1"},children:[{tag:"div",attributes:{tabindex:"-1",class:["ck","ck-dialog",s.if("isModal","ck-dialog_modal"),s.to("className")],role:"dialog","aria-label":s.to("ariaLabel"),style:{top:s.to("_top",e=>Vp(e)),left:s.to("_left",e=>Vp(e)),visibility:s.if("_isTransparent","hidden")}},children:this.parts}]});}render(){super.render(),this.keystrokes.set("Esc",(e,t)=>{e.defaultPrevented||(this.fire("close",{source:"escKeyPress"}),t());}),this.on("drag",(e,{deltaX:t,deltaY:i})=>{this.wasMoved=true,this.moveBy(t,i);}),this.listenTo(exports.global.window,"resize",()=>{this._isVisible&&!this.wasMoved&&this.updatePosition();}),this.listenTo(exports.global.document,"scroll",()=>{this._isVisible&&!this.wasMoved&&this.updatePosition();}),this.on("change:_isVisible",(e,t,i)=>{i&&(this._isTransparent=true,setTimeout(()=>{this.updatePosition(),this._isTransparent=false,this.focus();},10));}),this.keystrokes.listenTo(this.element);}get dragHandleElement(){return this.headerView&&!this.isModal?this.headerView.element:null}setupParts({icon:e,title:t,hasCloseButton:i=true,content:n,actionButtons:s}){t&&(this.headerView=new Cp(this.locale,{icon:e}),i&&(this.closeButtonView=this._createCloseButton(),this.headerView.children.add(this.closeButtonView)),this.headerView.label=t,this.ariaLabel=t,this.parts.add(this.headerView,0)),n&&(n instanceof hh&&(n=[n]),this.contentView=new Ip(this.locale),this.contentView.children.addMany(n),this.parts.add(this.contentView)),s&&(this.actionsView=new Sp(this.locale),this.actionsView.setButtons(s),this.parts.add(this.actionsView)),this._updateFocusCyclableItems();}focus(){this._focusCycler.focusFirst();}moveTo(e,t){const i=this._getViewportRect(),n=this._getDialogRect();e+n.width>i.right&&(e=i.right-n.width),e{this._focusables.add(e),this.focusTracker.add(e.element),Tp(e)&&this._focusCycler.chain(e.focusCycler);});}_createCloseButton(){const e=new yp(this.locale),t=this.locale.t;return e.set({label:t("Close"),tooltip:true,icon:sm}),e.on("execute",()=>this.fire("close",{source:"closeButton"})),e}}class Rp extends jn{view;static _visibleDialogPlugin;_onHide;static get pluginName(){return "Dialog"}static get isOfficialPlugin(){return true}constructor(e){super(e);const t=e.t;this._initShowHideListeners(),this._initFocusToggler(),this._initMultiRootIntegration(),this.set({id:null,isOpen:false}),e.accessibility.addKeystrokeInfos({categoryId:"navigation",keystrokes:[{label:t("Move focus in and out of an active dialog window"),keystroke:"Ctrl+F6",mayRequireFn:true}]});}destroy(){super.destroy(),Rp._visibleDialogPlugin===this&&this._unlockBodyScroll();}_initShowHideListeners(){this.on("show",(e,t)=>{this._show(t);}),this.on("show",(e,t)=>{t.onShow&&t.onShow(this);},{priority:"low"}),this.on("hide",()=>{Rp._visibleDialogPlugin&&Rp._visibleDialogPlugin._hide();}),this.on("hide",()=>{this._onHide&&(this._onHide(this),this._onHide=void 0);},{priority:"low"});}_initFocusToggler(){const e=this.editor;e.keystrokes.set("Ctrl+F6",(t,i)=>{this.isOpen&&!this.view.isModal&&(this.view.focusTracker.isFocused?e.editing.view.focus():this.view.focus(),i());});}_initMultiRootIntegration(){const e=this.editor.model;e.document.on("change:data",()=>{if(!this.view)return;const t=e.document.differ.getChangedRoots();for(const e of t)e.state&&this.view.updatePosition();});}show(e){this.hide(),this.fire(`show:${e.id}`,e);}_show({id:e,icon:t,title:i,hasCloseButton:n=true,content:s,actionButtons:o,className:r,isModal:a,position:l,onHide:c,keystrokeHandlerOptions:u}){const d=this.editor;this.view=new Op(d.locale,{getCurrentDomRoot:()=>d.editing.view.getDomRoot(d.model.document.selection.anchor.root.rootName),getViewportOffset:()=>d.ui.viewportOffset,keystrokeHandlerOptions:u});const h=this.view;h.on("close",()=>{this.hide();}),d.ui.view.body.add(h),d.keystrokes.listenTo(h.element),l||(l=a?Pp.SCREEN_CENTER:Pp.EDITOR_CENTER),a&&this._lockBodyScroll(),h.set({position:l,_isVisible:true,className:r,isModal:a}),h.setupParts({icon:t,title:i,hasCloseButton:n,content:s,actionButtons:o}),this.id=e,c&&(this._onHide=c),this.isOpen=true,Rp._visibleDialogPlugin=this;}hide(){Rp._visibleDialogPlugin&&Rp._visibleDialogPlugin.fire(`hide:${Rp._visibleDialogPlugin.id}`);}_hide(){if(!this.view)return;const e=this.editor,t=this.view;t.isModal&&this._unlockBodyScroll(),t.contentView&&t.contentView.reset(),e.ui.view.body.remove(t),e.ui.focusTracker.remove(t.element),e.keystrokes.stopListening(t.element),t.destroy(),e.editing.view.focus(),this.id=null,this.isOpen=false,Rp._visibleDialogPlugin=null;}_lockBodyScroll(){document.documentElement.classList.add("ck-dialog-scroll-locked");}_unlockBodyScroll(){document.documentElement.classList.remove("ck-dialog-scroll-locked");}}class Bp extends yp{_checkIconHolderView=new Mp;constructor(e,t=new _p){super(e,t),this.set({hasCheckSpace:false,_hasCheck:this.isToggleable});const i=this.bindTemplate;this.extendTemplate({attributes:{class:["ck-list-item-button",i.if("isToggleable","ck-list-item-button_toggleable")]}}),this.bind("_hasCheck").to(this,"hasCheckSpace",this,"isToggleable",(e,t)=>e||t);}render(){super.render(),this._hasCheck&&this.children.add(this._checkIconHolderView,0),this._watchCheckIconHolderMount();}_watchCheckIconHolderMount(){this._checkIconHolderView.bind("isOn").to(this,"isOn",e=>this.isToggleable&&e),this.on("change:_hasCheck",(e,t,i)=>{const{children:n,_checkIconHolderView:s}=this;i?n.add(s,0):n.remove(s);});}}class Mp extends hh{children;_checkIconView=this._createCheckIconView();constructor(){super();const e=this.bindTemplate;this.children=this.createCollection(),this.set("isOn",false),this.setTemplate({tag:"span",children:this.children,attributes:{class:["ck","ck-list-item-button__check-holder",e.to("isOn",e=>e?"ck-on":"ck-off")]}});}render(){super.render(),this.isOn&&this.children.add(this._checkIconView,0),this._watchCheckIconMount();}_watchCheckIconMount(){this.on("change:isOn",(e,t,i)=>{const{children:n,_checkIconView:s}=this;i&&!n.has(s)?n.add(s):!i&&n.has(s)&&n.remove(s);});}_createCheckIconView(){const e=new vp;return e.content=am,e.extendTemplate({attributes:{class:"ck-list-item-button__check-icon"}}),e}}class Lp extends Bp{constructor(e){super(e),this.set({withText:true,withKeystroke:true,tooltip:false,role:"menuitem"}),this.extendTemplate({attributes:{class:["ck-menu-bar__menu__item__button"]}});}}class Fp extends jn{contentView=null;static get requires(){return [Rp]}static get pluginName(){return "AccessibilityHelp"}static get isOfficialPlugin(){return true}init(){const e=this.editor,t=e.locale.t;e.ui.componentFactory.add("accessibilityHelp",()=>{const e=this._createButton(yp);return e.set({tooltip:true,withText:false,label:t("Accessibility help")}),e}),e.ui.componentFactory.add("menuBar:accessibilityHelp",()=>{const e=this._createButton(Lp);return e.label=t("Accessibility"),e}),e.keystrokes.set("Alt+0",(e,t)=>{this._toggleDialog(),t();}),this._setupRootLabels();}_createButton(e){const t=this.editor,i=t.plugins.get("Dialog"),n=new e(t.locale);return n.set({keystroke:"Alt+0",icon:Ah,isToggleable:true}),n.on("execute",()=>this._toggleDialog()),n.bind("isOn").to(i,"id",e=>"accessibilityHelp"===e),n}_setupRootLabels(){const e=this.editor,t=e.editing.view,i=e.t;function n(e,t){const n=[t.getAttribute("aria-label"),i("Press %0 for help.",[en("Alt+0")])].filter(e=>e).join(". ");e.setAttribute("aria-label",n,t);}e.ui.on("ready",()=>{t.change(e=>{for(const i of t.document.roots)n(e,i);}),e.on("addRoot",(i,s)=>{const o=e.editing.view.document.getRoot(s.rootName);t.change(e=>n(e,o));},{priority:"low"});});}_toggleDialog(){const e=this.editor,t=e.plugins.get("Dialog"),i=e.locale.t;this.contentView||(this.contentView=new Ch(e.locale,e.accessibility.keystrokeInfos)),"accessibilityHelp"===t.id?t.hide():t.show({id:"accessibilityHelp",className:"ck-accessibility-help-dialog",title:i("Accessibility help"),icon:Ah,hasCloseButton:true,content:this.contentView});}}class Np extends qd{locale;_bodyCollectionContainer;static _bodyWrapper;constructor(e,t=[]){super(t),this.locale=e;}get bodyCollectionContainer(){return this._bodyCollectionContainer}attachToDom(){this._bodyCollectionContainer=new Ud({tag:"div",attributes:{class:["ck","ck-reset_all","ck-body","ck-rounded-corners"],dir:this.locale.uiLanguageDirection,role:"application"},children:this}).render(),Np._bodyWrapper&&Np._bodyWrapper.isConnected||(Np._bodyWrapper=Qt(document,"div",{class:"ck-body-wrapper"}),document.body.appendChild(Np._bodyWrapper)),Np._bodyWrapper.appendChild(this._bodyCollectionContainer);}detachFromDom(){super.destroy(),this._bodyCollectionContainer&&this._bodyCollectionContainer.remove(),Np._bodyWrapper&&!Np._bodyWrapper.childElementCount&&(Np._bodyWrapper.remove(),delete Np._bodyWrapper);}}const Dp=xi("px"),zp={top:-99999,left:-99999,name:"arrowless",config:{withArrow:false}};class Hp extends hh{content;_pinWhenIsVisibleCallback;_resizeObserver;constructor(e){super(e);const t=this.bindTemplate;this.set("top",0),this.set("left",0),this.set("position","arrow_nw"),this.set("isVisible",false),this.set("withArrow",true),this.set("class",void 0),this._pinWhenIsVisibleCallback=null,this._resizeObserver=null,this.content=this.createCollection(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-balloon-panel",t.to("position",e=>`ck-balloon-panel_${e}`),t.if("isVisible","ck-balloon-panel_visible"),t.if("withArrow","ck-balloon-panel_with-arrow"),t.to("class")],style:{top:t.to("top",Dp),left:t.to("left",Dp)}},children:this.content});}destroy(){this.hide(),super.destroy();}show(){this.isVisible=true;}hide(){this.isVisible=false;}attachTo(t){const i=qp(t.target);if(i&&!Ii(i))return false;this.show();const n=Hp.defaultPositions,s=Object.assign({},{element:this.element,positions:[n.southArrowNorth,n.southArrowNorthMiddleWest,n.southArrowNorthMiddleEast,n.southArrowNorthWest,n.southArrowNorthEast,n.northArrowSouth,n.northArrowSouthMiddleWest,n.northArrowSouthMiddleEast,n.northArrowSouthWest,n.northArrowSouthEast,n.viewportStickyNorth],limiter:exports.global.document.body,fitInViewport:true},t),o=Hp._getOptimalPosition(s)||zp,r=parseInt(o.left),a=parseInt(o.top),l=o.name,c=o.config||{},{withArrow:u=true}=c;return this.top=a,this.left=r,this.position=l,this.withArrow=u,true}pin(e){this.unpin(),this._startPinning(e)&&(this._pinWhenIsVisibleCallback=()=>{this.isVisible?this._startPinning(e):this._stopPinning();},this.listenTo(this,"change:isVisible",this._pinWhenIsVisibleCallback));}unpin(){this._pinWhenIsVisibleCallback&&(this._stopPinning(),this.stopListening(this,"change:isVisible",this._pinWhenIsVisibleCallback),this._pinWhenIsVisibleCallback=null,this.hide());}_startPinning(t){if(!this.attachTo(t))return false;let i=qp(t.target);const n=t.limiter?qp(t.limiter):exports.global.document.body;if(this.listenTo(exports.global.document,"scroll",(e,s)=>{const o=s.target,r=i&&o.contains(i),a=n&&o.contains(n);!r&&!a&&i&&n||this.attachTo(t);},{useCapture:true}),this.listenTo(exports.global.window,"resize",()=>{this.attachTo(t);}),!this._resizeObserver&&(i&&mi(i)&&(i=i.parentElement),i)){const e=()=>{Ii(i)||this.unpin();};this._resizeObserver=new ki(i,e);}return true}_stopPinning(){this.stopListening(exports.global.document,"scroll"),this.stopListening(exports.global.window,"resize"),this._resizeObserver&&(this._resizeObserver.destroy(),this._resizeObserver=null);}static generatePositions(t={}){const{sideOffset:i=Hp.arrowSideOffset,heightOffset:n=Hp.arrowHeightOffset,stickyVerticalOffset:s=Hp.stickyVerticalOffset,config:o}=t;return {northWestArrowSouthWest:(e,t)=>({top:r(e,t),left:e.left-i,name:"arrow_sw",...o&&{config:o}}),northWestArrowSouthMiddleWest:(e,t)=>({top:r(e,t),left:e.left-.25*t.width-i,name:"arrow_smw",...o&&{config:o}}),northWestArrowSouth:(e,t)=>({top:r(e,t),left:e.left-t.width/2,name:"arrow_s",...o&&{config:o}}),northWestArrowSouthMiddleEast:(e,t)=>({top:r(e,t),left:e.left-.75*t.width+i,name:"arrow_sme",...o&&{config:o}}),northWestArrowSouthEast:(e,t)=>({top:r(e,t),left:e.left-t.width+i,name:"arrow_se",...o&&{config:o}}),northArrowSouthWest:(e,t)=>({top:r(e,t),left:e.left+e.width/2-i,name:"arrow_sw",...o&&{config:o}}),northArrowSouthMiddleWest:(e,t)=>({top:r(e,t),left:e.left+e.width/2-.25*t.width-i,name:"arrow_smw",...o&&{config:o}}),northArrowSouth:(e,t)=>({top:r(e,t),left:e.left+e.width/2-t.width/2,name:"arrow_s",...o&&{config:o}}),northArrowSouthMiddleEast:(e,t)=>({top:r(e,t),left:e.left+e.width/2-.75*t.width+i,name:"arrow_sme",...o&&{config:o}}),northArrowSouthEast:(e,t)=>({top:r(e,t),left:e.left+e.width/2-t.width+i,name:"arrow_se",...o&&{config:o}}),northEastArrowSouthWest:(e,t)=>({top:r(e,t),left:e.right-i,name:"arrow_sw",...o&&{config:o}}),northEastArrowSouthMiddleWest:(e,t)=>({top:r(e,t),left:e.right-.25*t.width-i,name:"arrow_smw",...o&&{config:o}}),northEastArrowSouth:(e,t)=>({top:r(e,t),left:e.right-t.width/2,name:"arrow_s",...o&&{config:o}}),northEastArrowSouthMiddleEast:(e,t)=>({top:r(e,t),left:e.right-.75*t.width+i,name:"arrow_sme",...o&&{config:o}}),northEastArrowSouthEast:(e,t)=>({top:r(e,t),left:e.right-t.width+i,name:"arrow_se",...o&&{config:o}}),southWestArrowNorthWest:e=>({top:a(e),left:e.left-i,name:"arrow_nw",...o&&{config:o}}),southWestArrowNorthMiddleWest:(e,t)=>({top:a(e),left:e.left-.25*t.width-i,name:"arrow_nmw",...o&&{config:o}}),southWestArrowNorth:(e,t)=>({top:a(e),left:e.left-t.width/2,name:"arrow_n",...o&&{config:o}}),southWestArrowNorthMiddleEast:(e,t)=>({top:a(e),left:e.left-.75*t.width+i,name:"arrow_nme",...o&&{config:o}}),southWestArrowNorthEast:(e,t)=>({top:a(e),left:e.left-t.width+i,name:"arrow_ne",...o&&{config:o}}),southArrowNorthWest:e=>({top:a(e),left:e.left+e.width/2-i,name:"arrow_nw",...o&&{config:o}}),southArrowNorthMiddleWest:(e,t)=>({top:a(e),left:e.left+e.width/2-.25*t.width-i,name:"arrow_nmw",...o&&{config:o}}),southArrowNorth:(e,t)=>({top:a(e),left:e.left+e.width/2-t.width/2,name:"arrow_n",...o&&{config:o}}),southArrowNorthMiddleEast:(e,t)=>({top:a(e),left:e.left+e.width/2-.75*t.width+i,name:"arrow_nme",...o&&{config:o}}),southArrowNorthEast:(e,t)=>({top:a(e),left:e.left+e.width/2-t.width+i,name:"arrow_ne",...o&&{config:o}}),southEastArrowNorthWest:e=>({top:a(e),left:e.right-i,name:"arrow_nw",...o&&{config:o}}),southEastArrowNorthMiddleWest:(e,t)=>({top:a(e),left:e.right-.25*t.width-i,name:"arrow_nmw",...o&&{config:o}}),southEastArrowNorth:(e,t)=>({top:a(e),left:e.right-t.width/2,name:"arrow_n",...o&&{config:o}}),southEastArrowNorthMiddleEast:(e,t)=>({top:a(e),left:e.right-.75*t.width+i,name:"arrow_nme",...o&&{config:o}}),southEastArrowNorthEast:(e,t)=>({top:a(e),left:e.right-t.width+i,name:"arrow_ne",...o&&{config:o}}),westArrowEast:(e,t)=>({top:e.top+e.height/2-t.height/2,left:e.left-t.width-n,name:"arrow_e",...o&&{config:o}}),eastArrowWest:(e,t)=>({top:e.top+e.height/2-t.height/2,left:e.right+n,name:"arrow_w",...o&&{config:o}}),viewportStickyNorth:(t,i,n)=>{const r=new pi(exports.global.document.body).getIntersection(n.getVisible());if(!r)return null;const a=r.getVisible();return t.getIntersection(a)&&a.top-t.top-sthis._showBalloon(),50,{leading:true});_lastFocusedEditableElement=null;_balloonClass;constructor(e,t={}){super(),this.editor=e,this._balloonClass=t.balloonClass,e.on("ready",()=>this._handleEditorReady());}destroy(){const e=this._balloonView;e&&(e.unpin(),this._balloonView=null),this._showBalloonThrottled.cancel(),this.stopListening();}_handleEditorReady(){const e=this.editor;this._isEnabled()&&e.ui.view&&(e.ui.focusTracker.on("change:isFocused",(e,t,i)=>{this._updateLastFocusedEditableElement(),i?this._showBalloon():this._hideBalloon();}),e.ui.focusTracker.on("change:focusedElement",(e,t,i)=>{this._updateLastFocusedEditableElement(),i&&this._showBalloon();}),e.ui.on("update",()=>{this._showBalloonThrottled();}));}_getNormalizedConfig(){return {side:"ltr"===this.editor.locale.contentLanguageDirection?"right":"left",position:"border",verticalOffset:0,horizontalOffset:5}}_showBalloon(){const e=this._getBalloonAttachOptions();e&&(this._balloonView||(this._balloonView=this._createBalloonView()),this._balloonView.pin(e));}_hideBalloon(){this._balloonView&&this._balloonView.unpin();}_createBalloonView(){const e=this.editor,t=new Hp,i=this._createBadgeContent();return t.content.add(i),this._balloonClass&&(t.class=this._balloonClass),e.ui.view.body.add(t),t}_getBalloonAttachOptions(){if(!this._lastFocusedEditableElement)return null;const e=this._getNormalizedConfig(),t="right"===e.side?$p(this._lastFocusedEditableElement,i=e,(e,t)=>e.left+e.width-t.width-i.horizontalOffset):function(e,t){return $p(e,t,e=>e.left+t.horizontalOffset)}(this._lastFocusedEditableElement,e);var i;return {target:this._lastFocusedEditableElement,positions:[t]}}_updateLastFocusedEditableElement(){const e=this.editor,t=e.ui.focusTracker.isFocused,i=e.ui.focusTracker.focusedElement;if(!t||!i)return void(this._lastFocusedEditableElement=null);const n=Array.from(e.ui.getEditableElementsNames()).map(t=>e.ui.getEditableElement(t));n.includes(i)?this._lastFocusedEditableElement=i:this._lastFocusedEditableElement=n[0];}}function $p(e,t,i){return (n,s)=>{const o=new pi(e);if(o.width<350||o.height<50)return null;let r;r="inside"===t.position?o.bottom-s.height:o.bottom-s.height/2,r-=t.verticalOffset;const a=i(o,s),l=n.clone().moveTo(a,r).getIntersection(s.clone().moveTo(a,r)).getVisible();return !l||l.getArea()e.preventDefault())}}]});}}class Gp extends yp{toggleSwitchView;constructor(e){super(e),this.isToggleable=true,this.toggleSwitchView=this._createToggleView(),this.extendTemplate({attributes:{class:"ck-switchbutton"}});}render(){super.render(),this.children.add(this.toggleSwitchView);}_createToggleView(){const e=new hh;return e.setTemplate({tag:"span",attributes:{class:["ck","ck-button__toggle"]},children:[{tag:"span",attributes:{class:["ck","ck-button__toggle__inner"]}}]}),e}}class Kp extends(Qp(yp)){}class Jp extends(Qp(Bp)){}function Qp(e){return class extends e{_fileInputView;constructor(...e){super(...e),this._fileInputView=new Yp(this.locale),this._fileInputView.bind("acceptedType").to(this),this._fileInputView.bind("allowMultipleFiles").to(this),this._fileInputView.delegate("done").to(this),this.on("execute",()=>{this._fileInputView.open();}),this.extendTemplate({attributes:{class:"ck-file-dialog-button"}});}render(){super.render(),this.children.add(this._fileInputView);}}}class Yp extends hh{constructor(e){super(e),this.set("acceptedType",void 0),this.set("allowMultipleFiles",false);const t=this.bindTemplate;this.setTemplate({tag:"input",attributes:{class:["ck-hidden"],type:"file",tabindex:"-1",accept:t.to("acceptedType"),multiple:t.to("allowMultipleFiles")},on:{change:t.to(()=>{this.element?.files?.length&&this.fire("done",this.element.files),this.element.value="";})}});}open(){this.element.click();}}class Zp extends hh{buttonView;children;constructor(e,t){super(e);const i=this.bindTemplate;this.set("isCollapsed",false),this.set("label",""),this.buttonView=this._createButtonView(),this.children=this.createCollection(),this.set("_collapsibleAriaLabelUid",void 0),t&&this.children.addMany(t),this.setTemplate({tag:"div",attributes:{class:["ck","ck-collapsible",i.if("isCollapsed","ck-collapsible_collapsed")]},children:[this.buttonView,{tag:"div",attributes:{class:["ck","ck-collapsible__children"],role:"region",hidden:i.if("isCollapsed","hidden"),"aria-labelledby":i.to("_collapsibleAriaLabelUid")},children:this.children}]});}render(){super.render(),this._collapsibleAriaLabelUid=this.buttonView.labelView.element.id;}focus(){this.buttonView.focus();}_createButtonView(){const e=new yp(this.locale),t=e.bindTemplate;return e.set({withText:true,icon:Vm}),e.extendTemplate({attributes:{"aria-expanded":t.to("isOn",e=>String(e))}}),e.bind("label").to(this),e.bind("isOn").to(this,"isCollapsed",e=>!e),e.on("execute",()=>{this.isCollapsed=!this.isCollapsed;}),e}}function Xp(e,t){const i=e.t,n={Black:i("Black"),"Dim grey":i("Dim grey"),Grey:i("Grey"),"Light grey":i("Light grey"),White:i("White"),Red:i("Red"),Orange:i("Orange"),Yellow:i("Yellow"),"Light green":i("Light green"),Green:i("Green"),Aquamarine:i("Aquamarine"),Turquoise:i("Turquoise"),"Light blue":i("Light blue"),Blue:i("Blue"),Purple:i("Purple")};return t.map(e=>{const t=n[e.label];return t&&t!=e.label&&(e.label=t),e})}function eb(e){return e.map(tb).filter(e=>!!e)}function tb(e){return "string"==typeof e?{model:e,label:e,hasBorder:false,view:{name:"span",styles:{color:e}}}:{model:e.color,label:e.label||e.color,hasBorder:void 0!==e.hasBorder&&e.hasBorder,view:{name:"span",styles:{color:`${e.color}`}}}}class ib extends yp{constructor(e){super(e);const t=this.bindTemplate;this.set("color",void 0),this.set("hasBorder",false),this.icon=bm,this.extendTemplate({attributes:{style:{backgroundColor:t.to("color",e=>n.isMediaForcedColors?null:e)},class:["ck","ck-color-grid__tile",t.if("hasBorder","ck-color-selector__color-tile_bordered")]}});}render(){super.render(),this.iconView.fillColor="hsl(0, 0%, 100%)";}}class nb extends hh{columns;items;focusTracker;keystrokes;constructor(e,t){super(e);const i=t&&t.colorDefinitions?t.colorDefinitions:[];this.columns=t?.columns||5;const n={gridTemplateColumns:`repeat( ${this.columns}, 1fr)`};this.set("selectedColor",void 0),this.items=this.createCollection(),this.focusTracker=new bn,this.keystrokes=new yn,this.items.on("add",(e,t)=>{t.isOn=t.color===this.selectedColor;}),i.forEach(e=>{const t=new ib;t.set({color:e.color,label:e.label,tooltip:true,hasBorder:e.options.hasBorder}),t.on("execute",()=>{this.fire("execute",{value:e.color,hasBorder:e.options.hasBorder,label:e.label});}),this.items.add(t);}),this.setTemplate({tag:"div",children:this.items,attributes:{class:["ck","ck-color-grid"],style:n}}),this.on("change:selectedColor",(e,t,i)=>{for(const e of this.items)e.isOn=e.color===i;});}focus(){this.items.length&&this.items.first.focus();}focusLast(){this.items.length&&this.items.last.focus();}render(){super.render();for(const e of this.items)this.focusTracker.add(e.element);this.items.on("add",(e,t)=>{this.focusTracker.add(t.element);}),this.items.on("remove",(e,t)=>{this.focusTracker.remove(t.element);}),this.keystrokes.listenTo(this.element),yh({keystrokeHandler:this.keystrokes,focusTracker:this.focusTracker,gridItems:this.items,numberOfColumns:this.columns,uiLanguageDirection:this.locale?.uiLanguageDirection});}destroy(){super.destroy(),this.focusTracker.destroy(),this.keystrokes.destroy();}}var sb={aliceblue:[240,248,255],antiquewhite:[250,235,215],aqua:[0,255,255],aquamarine:[127,255,212],azure:[240,255,255],beige:[245,245,220],bisque:[255,228,196],black:[0,0,0],blanchedalmond:[255,235,205],blue:[0,0,255],blueviolet:[138,43,226],brown:[165,42,42],burlywood:[222,184,135],cadetblue:[95,158,160],chartreuse:[127,255,0],chocolate:[210,105,30],coral:[255,127,80],cornflowerblue:[100,149,237],cornsilk:[255,248,220],crimson:[220,20,60],cyan:[0,255,255],darkblue:[0,0,139],darkcyan:[0,139,139],darkgoldenrod:[184,134,11],darkgray:[169,169,169],darkgreen:[0,100,0],darkgrey:[169,169,169],darkkhaki:[189,183,107],darkmagenta:[139,0,139],darkolivegreen:[85,107,47],darkorange:[255,140,0],darkorchid:[153,50,204],darkred:[139,0,0],darksalmon:[233,150,122],darkseagreen:[143,188,143],darkslateblue:[72,61,139],darkslategray:[47,79,79],darkslategrey:[47,79,79],darkturquoise:[0,206,209],darkviolet:[148,0,211],deeppink:[255,20,147],deepskyblue:[0,191,255],dimgray:[105,105,105],dimgrey:[105,105,105],dodgerblue:[30,144,255],firebrick:[178,34,34],floralwhite:[255,250,240],forestgreen:[34,139,34],fuchsia:[255,0,255],gainsboro:[220,220,220],ghostwhite:[248,248,255],gold:[255,215,0],goldenrod:[218,165,32],gray:[128,128,128],green:[0,128,0],greenyellow:[173,255,47],grey:[128,128,128],honeydew:[240,255,240],hotpink:[255,105,180],indianred:[205,92,92],indigo:[75,0,130],ivory:[255,255,240],khaki:[240,230,140],lavender:[230,230,250],lavenderblush:[255,240,245],lawngreen:[124,252,0],lemonchiffon:[255,250,205],lightblue:[173,216,230],lightcoral:[240,128,128],lightcyan:[224,255,255],lightgoldenrodyellow:[250,250,210],lightgray:[211,211,211],lightgreen:[144,238,144],lightgrey:[211,211,211],lightpink:[255,182,193],lightsalmon:[255,160,122],lightseagreen:[32,178,170],lightskyblue:[135,206,250],lightslategray:[119,136,153],lightslategrey:[119,136,153],lightsteelblue:[176,196,222],lightyellow:[255,255,224],lime:[0,255,0],limegreen:[50,205,50],linen:[250,240,230],magenta:[255,0,255],maroon:[128,0,0],mediumaquamarine:[102,205,170],mediumblue:[0,0,205],mediumorchid:[186,85,211],mediumpurple:[147,112,219],mediumseagreen:[60,179,113],mediumslateblue:[123,104,238],mediumspringgreen:[0,250,154],mediumturquoise:[72,209,204],mediumvioletred:[199,21,133],midnightblue:[25,25,112],mintcream:[245,255,250],mistyrose:[255,228,225],moccasin:[255,228,181],navajowhite:[255,222,173],navy:[0,0,128],oldlace:[253,245,230],olive:[128,128,0],olivedrab:[107,142,35],orange:[255,165,0],orangered:[255,69,0],orchid:[218,112,214],palegoldenrod:[238,232,170],palegreen:[152,251,152],paleturquoise:[175,238,238],palevioletred:[219,112,147],papayawhip:[255,239,213],peachpuff:[255,218,185],peru:[205,133,63],pink:[255,192,203],plum:[221,160,221],powderblue:[176,224,230],purple:[128,0,128],rebeccapurple:[102,51,153],red:[255,0,0],rosybrown:[188,143,143],royalblue:[65,105,225],saddlebrown:[139,69,19],salmon:[250,128,114],sandybrown:[244,164,96],seagreen:[46,139,87],seashell:[255,245,238],sienna:[160,82,45],silver:[192,192,192],skyblue:[135,206,235],slateblue:[106,90,205],slategray:[112,128,144],slategrey:[112,128,144],snow:[255,250,250],springgreen:[0,255,127],steelblue:[70,130,180],tan:[210,180,140],teal:[0,128,128],thistle:[216,191,216],tomato:[255,99,71],turquoise:[64,224,208],violet:[238,130,238],wheat:[245,222,179],white:[255,255,255],whitesmoke:[245,245,245],yellow:[255,255,0],yellowgreen:[154,205,50]},ob={red:0,orange:60,yellow:120,green:180,blue:240,purple:300};function rb(e){var t,i,n=[],s=1;if("number"==typeof e)return {space:"rgb",values:[e>>>16,(65280&e)>>>8,255&e],alpha:1};if("number"==typeof e)return {space:"rgb",values:[e>>>16,(65280&e)>>>8,255&e],alpha:1};if(e=String(e).toLowerCase(),sb[e])n=sb[e].slice(),i="rgb";else if("transparent"===e)s=0,i="rgb",n=[0,0,0];else if("#"===e[0]){var o=e.slice(1),r=o.length;s=1,r<=4?(n=[parseInt(o[0]+o[0],16),parseInt(o[1]+o[1],16),parseInt(o[2]+o[2],16)],4===r&&(s=parseInt(o[3]+o[3],16)/255)):(n=[parseInt(o[0]+o[1],16),parseInt(o[2]+o[3],16),parseInt(o[4]+o[5],16)],8===r&&(s=parseInt(o[6]+o[7],16)/255)),n[0]||(n[0]=0),n[1]||(n[1]=0),n[2]||(n[2]=0),i="rgb";}else if(t=/^((?:rgba?|hs[lvb]a?|hwba?|cmyk?|xy[zy]|gray|lab|lchu?v?|[ly]uv|lms|oklch|oklab|color))\s*\(([^\)]*)\)/.exec(e)){var a=t[1],l="cmyk"===(i=a.replace(/a$/,""))?4:"gray"===i?1:3;n=t[2].trim().split(/\s*[,\/]\s*|\s+/),"color"===i&&(i=n.shift()),n=n.map(function(e,t){if("%"===e[e.length-1])return e=parseFloat(e)/100,3===t?e:"rgb"===i?255*e:"h"===i[0]?100*e:"l"!==i[0]||t?"lab"===i?125*e:"lch"===i?t<2?150*e:360*e:"o"!==i[0]||t?"oklab"===i?.4*e:"oklch"===i?t<2?.4*e:360*e:e:e:100*e;if("h"===i[t]||2===t&&"h"===i[i.length-1]){if(void 0!==ob[e])return ob[e];if(e.endsWith("deg"))return parseFloat(e);if(e.endsWith("turn"))return 360*parseFloat(e);if(e.endsWith("grad"))return 360*parseFloat(e)/400;if(e.endsWith("rad"))return 180*parseFloat(e)/Math.PI}return "none"===e?0:parseFloat(e)}),s=n.length>l?n.pop():1;}else /[0-9](?:\s|\/|,)/.test(e)&&(n=e.match(/([0-9]+)/g).map(function(e){return parseFloat(e)}),i=e.match(/([a-z])/gi)?.join("")?.toLowerCase()||"rgb");return {space:i,values:n,alpha:s}}const ab={};for(const e of Object.keys(sb))ab[sb[e]]=e;const lb={rgb:{channels:3,labels:"rgb"},hsl:{channels:3,labels:"hsl"},hsv:{channels:3,labels:"hsv"},hwb:{channels:3,labels:"hwb"},cmyk:{channels:4,labels:"cmyk"},xyz:{channels:3,labels:"xyz"},lab:{channels:3,labels:"lab"},oklab:{channels:3,labels:["okl","oka","okb"]},lch:{channels:3,labels:"lch"},oklch:{channels:3,labels:["okl","okc","okh"]},hex:{channels:1,labels:["hex"]},keyword:{channels:1,labels:["keyword"]},ansi16:{channels:1,labels:["ansi16"]},ansi256:{channels:1,labels:["ansi256"]},hcg:{channels:3,labels:["h","c","g"]},apple:{channels:3,labels:["r16","g16","b16"]},gray:{channels:1,labels:["gray"]}},cb=(6/29)**3;function ub(e){const t=e>.0031308?1.055*e**(1/2.4)-.055:12.92*e;return Math.min(Math.max(0,t),1)}function db(e){return e>.04045?((e+.055)/1.055)**2.4:e/12.92}for(const e of Object.keys(lb)){if(!("channels"in lb[e]))throw new Error("missing channels property: "+e);if(!("labels"in lb[e]))throw new Error("missing channel labels property: "+e);if(lb[e].labels.length!==lb[e].channels)throw new Error("channel and label counts mismatch: "+e);const{channels:t,labels:i}=lb[e];delete lb[e].channels,delete lb[e].labels,Object.defineProperty(lb[e],"channels",{value:t}),Object.defineProperty(lb[e],"labels",{value:i});}function hb(e,t){return (e[0]-t[0])**2+(e[1]-t[1])**2+(e[2]-t[2])**2}function mb(e){const t=function(){const e={},t=Object.keys(lb);for(let{length:i}=t,n=0;n0;){const e=i.pop(),n=Object.keys(lb[e]);for(let{length:s}=n,o=0;o1&&(s-=1);}return [360*s,100*o,100*c]},lb.rgb.hwb=function(e){const t=e[0],i=e[1];let n=e[2];const s=lb.rgb.hsl(e)[0],o=1/255*Math.min(t,Math.min(i,n));return n=1-1/255*Math.max(t,Math.max(i,n)),[s,100*o,100*n]},lb.rgb.oklab=function(e){const t=db(e[0]/255),i=db(e[1]/255),n=db(e[2]/255),s=Math.cbrt(.4122214708*t+.5363325363*i+.0514459929*n),o=Math.cbrt(.2119034982*t+.6806995451*i+.1073969566*n),r=Math.cbrt(.0883024619*t+.2817188376*i+.6299787005*n);return [100*(.2104542553*s+.793617785*o-.0040720468*r),100*(1.9779984951*s-2.428592205*o+.4505937099*r),100*(.0259040371*s+.7827717662*o-.808675766*r)]},lb.rgb.cmyk=function(e){const t=e[0]/255,i=e[1]/255,n=e[2]/255,s=Math.min(1-t,1-i,1-n);return [100*((1-t-s)/(1-s)||0),100*((1-i-s)/(1-s)||0),100*((1-n-s)/(1-s)||0),100*s]},lb.rgb.keyword=function(e){const t=ab[e];if(t)return t;let i,n=Number.POSITIVE_INFINITY;for(const t of Object.keys(sb)){const s=hb(e,sb[t]);scb?i**(1/3):7.787*i+16/116,n=n>cb?n**(1/3):7.787*n+16/116,s=s>cb?s**(1/3):7.787*s+16/116;return [116*n-16,500*(i-n),200*(n-s)]},lb.hsl.rgb=function(e){const t=e[0]/360,i=e[1]/100,n=e[2]/100;let s,o;if(0===i)return o=255*n,[o,o,o];const r=n<.5?n*(1+i):n+i-n*i,a=2*n-r,l=[0,0,0];for(let e=0;e<3;e++)s=t+1/3*-(e-1),s<0&&s++,s>1&&s--,o=6*s<1?a+6*(r-a)*s:2*s<1?r:3*s<2?a+(r-a)*(2/3-s)*6:a,l[e]=255*o;return l},lb.hsl.hsv=function(e){const t=e[0];let i=e[1]/100,n=e[2]/100,s=i;const o=Math.max(n,.01);n*=2,i*=n<=1?n:2-n,s*=o<=1?o:2-o;return [t,100*(0===n?2*s/(o+s):2*i/(n+i)),100*((n+i)/2)]},lb.hsv.rgb=function(e){const t=e[0]/60,i=e[1]/100;let n=e[2]/100;const s=Math.floor(t)%6,o=t-Math.floor(t),r=255*n*(1-i),a=255*n*(1-i*o),l=255*n*(1-i*(1-o));switch(n*=255,s){case 0:return [n,l,r];case 1:return [a,n,r];case 2:return [r,n,l];case 3:return [r,a,n];case 4:return [l,r,n];case 5:return [n,r,a]}},lb.hsv.hsl=function(e){const t=e[0],i=e[1]/100,n=e[2]/100,s=Math.max(n,.01);let o,r;r=(2-i)*n;const a=(2-i)*s;return o=i*s,o/=a<=1?a:2-a,o=o||0,r/=2,[t,100*o,100*r]},lb.hwb.rgb=function(e){const t=e[0]/360;let i=e[1]/100,n=e[2]/100;const s=i+n;let o;s>1&&(i/=s,n/=s);const r=Math.floor(6*t),a=1-n;o=6*t-r,1&r&&(o=1-o);const l=i+o*(a-i);let c,u,d;switch(r){default:case 6:case 0:c=a,u=l,d=i;break;case 1:c=l,u=a,d=i;break;case 2:c=i,u=a,d=l;break;case 3:c=i,u=l,d=a;break;case 4:c=l,u=i,d=a;break;case 5:c=a,u=i,d=l;}return [255*c,255*u,255*d]},lb.cmyk.rgb=function(e){const t=e[0]/100,i=e[1]/100,n=e[2]/100,s=e[3]/100;return [255*(1-Math.min(1,t*(1-s)+s)),255*(1-Math.min(1,i*(1-s)+s)),255*(1-Math.min(1,n*(1-s)+s))]},lb.xyz.rgb=function(e){const t=e[0]/100,i=e[1]/100,n=e[2]/100;let s,o,r;return s=3.2404542*t+-1.5371385*i+-0.4985314*n,o=-0.969266*t+1.8760108*i+.041556*n,r=.0556434*t+-0.2040259*i+1.0572252*n,s=ub(s),o=ub(o),r=ub(r),[255*s,255*o,255*r]},lb.xyz.lab=function(e){let t=e[0],i=e[1],n=e[2];t/=95.047,i/=100,n/=108.883,t=t>cb?t**(1/3):7.787*t+16/116,i=i>cb?i**(1/3):7.787*i+16/116,n=n>cb?n**(1/3):7.787*n+16/116;return [116*i-16,500*(t-i),200*(i-n)]},lb.xyz.oklab=function(e){const t=e[0]/100,i=e[1]/100,n=e[2]/100,s=Math.cbrt(.8189330101*t+.3618667424*i-.1288597137*n),o=Math.cbrt(.0329845436*t+.9293118715*i+.0361456387*n),r=Math.cbrt(.0482003018*t+.2643662691*i+.633851707*n);return [100*(.2104542553*s+.793617785*o-.0040720468*r),100*(1.9779984951*s-2.428592205*o+.4505937099*r),100*(.0259040371*s+.7827717662*o-.808675766*r)]},lb.oklab.oklch=function(e){return lb.lab.lch(e)},lb.oklab.xyz=function(e){const t=e[0]/100,i=e[1]/100,n=e[2]/100,s=(.999999998*t+.396337792*i+.215803758*n)**3,o=(1.000000008*t-.105561342*i-.063854175*n)**3,r=(1.000000055*t-.089484182*i-1.291485538*n)**3;return [100*(1.227013851*s-.55779998*o+.281256149*r),100*(-0.040580178*s+1.11225687*o-.071676679*r),100*(-0.076381285*s-.421481978*o+1.58616322*r)]},lb.oklab.rgb=function(e){const t=e[0]/100,i=e[1]/100,n=e[2]/100,s=(t+.3963377774*i+.2158037573*n)**3,o=(t-.1055613458*i-.0638541728*n)**3,r=(t-.0894841775*i-1.291485548*n)**3;return [255*ub(4.0767416621*s-3.3077115913*o+.2309699292*r),255*ub(-1.2684380046*s+2.6097574011*o-.3413193965*r),255*ub(-0.0041960863*s-.7034186147*o+1.707614701*r)]},lb.oklch.oklab=function(e){return lb.lch.lab(e)},lb.lab.xyz=function(e){let t,i,n;i=(e[0]+16)/116,t=e[1]/500+i,n=i-e[2]/200;const s=i**3,o=t**3,r=n**3;return i=s>cb?s:(i-16/116)/7.787,t=o>cb?o:(t-16/116)/7.787,n=r>cb?r:(n-16/116)/7.787,t*=95.047,i*=100,n*=108.883,[t,i,n]},lb.lab.lch=function(e){const t=e[0],i=e[1],n=e[2];let s;s=360*Math.atan2(n,i)/2/Math.PI,s<0&&(s+=360);return [t,Math.sqrt(i*i+n*n),s]},lb.lch.lab=function(e){const t=e[0],i=e[1],n=e[2]/360*2*Math.PI;return [t,i*Math.cos(n),i*Math.sin(n)]},lb.rgb.ansi16=function(e,t=null){const[i,n,s]=e;let o=null===t?lb.rgb.hsv(e)[2]:t;if(o=Math.round(o/50),0===o)return 30;let r=30+(Math.round(s/255)<<2|Math.round(n/255)<<1|Math.round(i/255));return 2===o&&(r+=60),r},lb.hsv.ansi16=function(e){return lb.rgb.ansi16(lb.hsv.rgb(e),e[2])},lb.rgb.ansi256=function(e){const t=e[0],i=e[1],n=e[2];if(t>>4==i>>4&&i>>4==n>>4)return t<8?16:t>248?231:Math.round((t-8)/247*24)+232;return 16+36*Math.round(t/255*5)+6*Math.round(i/255*5)+Math.round(n/255*5)},lb.ansi16.rgb=function(e){let t=(e=e[0])%10;if(0===t||7===t)return e>50&&(t+=3.5),t=t/10.5*255,[t,t,t];const i=.5*(Math.trunc(e>50)+1);return [(1&t)*i*255,(t>>1&1)*i*255,(t>>2&1)*i*255]},lb.ansi256.rgb=function(e){if((e=e[0])>=232){const t=10*(e-232)+8;return [t,t,t]}let t;e-=16;return [Math.floor(e/36)/5*255,Math.floor((t=e%36)/6)/5*255,t%6/5*255]},lb.rgb.hex=function(e){const t=(((255&Math.round(e[0]))<<16)+((255&Math.round(e[1]))<<8)+(255&Math.round(e[2]))).toString(16).toUpperCase();return "000000".slice(t.length)+t},lb.hex.rgb=function(e){const t=e.toString(16).match(/[a-f\d]{6}|[a-f\d]{3}/i);if(!t)return [0,0,0];let i=t[0];3===t[0].length&&(i=[...i].map(e=>e+e).join(""));const n=Number.parseInt(i,16);return [n>>16&255,n>>8&255,255&n]},lb.rgb.hcg=function(e){const t=e[0]/255,i=e[1]/255,n=e[2]/255,s=Math.max(Math.max(t,i),n),o=Math.min(Math.min(t,i),n),r=s-o;let a;return a=r<=0?0:s===t?(i-n)/r%6:s===i?2+(n-t)/r:4+(t-i)/r,a/=6,a%=1,[360*a,100*r,100*(r<1?o/(1-r):0)]},lb.hsl.hcg=function(e){const t=e[1]/100,i=e[2]/100,n=i<.5?2*t*i:2*t*(1-i);let s=0;return n<1&&(s=(i-.5*n)/(1-n)),[e[0],100*n,100*s]},lb.hsv.hcg=function(e){const t=e[1]/100,i=e[2]/100,n=t*i;let s=0;return n<1&&(s=(i-n)/(1-n)),[e[0],100*n,100*s]},lb.hcg.rgb=function(e){const t=e[0]/360,i=e[1]/100,n=e[2]/100;if(0===i)return [255*n,255*n,255*n];const s=[0,0,0],o=t%1*6,r=o%1,a=1-r;let l=0;switch(Math.floor(o)){case 0:s[0]=1,s[1]=r,s[2]=0;break;case 1:s[0]=a,s[1]=1,s[2]=0;break;case 2:s[0]=0,s[1]=1,s[2]=r;break;case 3:s[0]=0,s[1]=a,s[2]=1;break;case 4:s[0]=r,s[1]=0,s[2]=1;break;default:s[0]=1,s[1]=0,s[2]=a;}return l=(1-i)*n,[255*(i*s[0]+l),255*(i*s[1]+l),255*(i*s[2]+l)]},lb.hcg.hsv=function(e){const t=e[1]/100,i=t+e[2]/100*(1-t);let n=0;return i>0&&(n=t/i),[e[0],100*n,100*i]},lb.hcg.hsl=function(e){const t=e[1]/100,i=e[2]/100*(1-t)+.5*t;let n=0;return i>0&&i<.5?n=t/(2*i):i>=.5&&i<1&&(n=t/(2*(1-i))),[e[0],100*n,100*i]},lb.hcg.hwb=function(e){const t=e[1]/100,i=t+e[2]/100*(1-t);return [e[0],100*(i-t),100*(1-i)]},lb.hwb.hcg=function(e){const t=e[1]/100,i=1-e[2]/100,n=i-t;let s=0;return n<1&&(s=(i-n)/(1-n)),[e[0],100*n,100*s]},lb.apple.rgb=function(e){return [e[0]/65535*255,e[1]/65535*255,e[2]/65535*255]},lb.rgb.apple=function(e){return [e[0]/255*65535,e[1]/255*65535,e[2]/255*65535]},lb.gray.rgb=function(e){return [e[0]/100*255,e[0]/100*255,e[0]/100*255]},lb.gray.hsl=function(e){return [0,0,e[0]]},lb.gray.hsv=lb.gray.hsl,lb.gray.hwb=function(e){return [0,100,e[0]]},lb.gray.cmyk=function(e){return [0,0,0,e[0]]},lb.gray.lab=function(e){return [e[0],0,0]},lb.gray.hex=function(e){const t=255&Math.round(e[0]/100*255),i=((t<<16)+(t<<8)+t).toString(16).toUpperCase();return "000000".slice(i.length)+i},lb.rgb.gray=function(e){return [(e[0]+e[1]+e[2])/3/255*100]};const bb={},wb=Object.keys(lb);function vb(e){const t=function(...t){const i=t[0];return null==i?i:(i.length>1&&(t=i),e(t))};return "conversion"in e&&(t.conversion=e.conversion),t}function _b(e){const t=function(...t){const i=t[0];if(null==i)return i;i.length>1&&(t=i);const n=e(t);if("object"==typeof n)for(let{length:e}=n,t=0;te||t);const s=this.bindTemplate;this.setTemplate({tag:"div",attributes:{class:["ck","ck-labeled-field-view",s.to("class"),s.if("isEnabled","ck-disabled",e=>!e),s.if("isEmpty","ck-labeled-field-view_empty"),s.if("isFocused","ck-labeled-field-view_focused"),s.if("placeholder","ck-labeled-field-view_placeholder"),s.if("errorText","ck-error")]},children:[{tag:"div",attributes:{class:["ck","ck-labeled-field-view__input-wrapper"]},children:this.fieldWrapperChildren},this.statusView]});}_createLabelView(e){const t=new kh(this.locale);return t.for=e,t.bind("text").to(this,"label"),t}_createStatusView(e){const t=new hh(this.locale),i=this.bindTemplate;return t.setTemplate({tag:"div",attributes:{class:["ck","ck-labeled-field-view__status",i.if("errorText","ck-labeled-field-view__status_error"),i.if("_statusText","ck-hidden",e=>!e)],id:e,role:i.if("errorText","alert")},children:[{text:i.to("_statusText")}]}),t}focus(e){this.fieldView.focus(e);}}class Eb extends hh{focusTracker;constructor(e){super(e),this.set("value",void 0),this.set("id",void 0),this.set("placeholder",void 0),this.set("tabIndex",void 0),this.set("isReadOnly",false),this.set("hasError",false),this.set("ariaDescribedById",void 0),this.set("ariaLabel",void 0),this.focusTracker=new bn,this.bind("isFocused").to(this.focusTracker),this.set("isEmpty",true);const t=this.bindTemplate;this.setTemplate({tag:"input",attributes:{class:["ck","ck-input",t.if("isFocused","ck-input_focused"),t.if("isEmpty","ck-input-text_empty"),t.if("hasError","ck-error")],id:t.to("id"),placeholder:t.to("placeholder"),tabindex:t.to("tabIndex"),readonly:t.to("isReadOnly"),"aria-invalid":t.if("hasError",true),"aria-describedby":t.to("ariaDescribedById"),"aria-label":t.to("ariaLabel")},on:{input:t.to((...e)=>{this.fire("input",...e),this._updateIsEmpty();}),change:t.to(this._updateIsEmpty.bind(this))}});}render(){super.render(),this.focusTracker.add(this.element),this._setDomElementValue(this.value),this._updateIsEmpty(),this.on("change:value",(e,t,i)=>{this._setDomElementValue(i),this._updateIsEmpty();});}destroy(){super.destroy(),this.focusTracker.destroy();}select(){this.element.select();}focus(){this.element.focus();}reset(){this.value=this.element.value="",this._updateIsEmpty();}_updateIsEmpty(){this.isEmpty=!this.element.value;}_setDomElementValue(e){this.element.value=e||0===e?e:"";}}class Tb extends Eb{constructor(e){super(e),this.set("inputMode","text");const t=this.bindTemplate;this.extendTemplate({attributes:{inputmode:t.to("inputMode")}});}}class Sb extends Tb{constructor(e){super(e),this.extendTemplate({attributes:{type:"text",class:["ck-input-text"]}});}}class Ib extends Tb{constructor(e,{min:t,max:i,step:n}={}){super(e);const s=this.bindTemplate;this.set("min",t),this.set("max",i),this.set("step",n),this.extendTemplate({attributes:{type:"number",class:["ck-input-number"],min:s.to("min"),max:s.to("max"),step:s.to("step")}});}}class Pb extends Eb{_resizeObserver;_isUpdateAutoGrowHeightPending=false;constructor(e){super(e);const t=xi("px");this.set("minRows",2),this.set("maxRows",5),this.set("_height",null),this.set("resize","none"),this._resizeObserver=null,this.on("change:minRows",this._validateMinMaxRows.bind(this)),this.on("change:maxRows",this._validateMinMaxRows.bind(this));const i=this.bindTemplate;this.template.tag="textarea",this.extendTemplate({attributes:{class:["ck-textarea"],style:{height:i.to("_height",e=>e?t(e):null),resize:i.to("resize")},rows:i.to("minRows")}});}render(){super.render();let t=false;this.on("input",()=>{this._updateAutoGrowHeight(true),this.fire("update");}),this.on("change:value",()=>{exports.global.window.requestAnimationFrame(()=>{Ii(this.element)?(this._updateAutoGrowHeight(),this.fire("update")):this._isUpdateAutoGrowHeightPending=true;});}),this._resizeObserver=new ki(this.element,i=>{const n=!!i.contentRect.width&&!!i.contentRect.height;!t&&n&&this._isUpdateAutoGrowHeightPending&&exports.global.window.requestAnimationFrame(()=>{this._updateAutoGrowHeight(),this.fire("update");}),t=n;});}destroy(){this._resizeObserver&&this._resizeObserver.destroy();}reset(){super.reset(),this._updateAutoGrowHeight(),this.fire("update");}_updateAutoGrowHeight(e){const t=this.element;if(!t.offsetParent)return void(this._isUpdateAutoGrowHeightPending=true);this._isUpdateAutoGrowHeightPending=false;const i=Vb(t,"1"),n=Vb(t,t.value),s=i.ownerDocument.defaultView.getComputedStyle(i),o=parseFloat(s.paddingTop)+parseFloat(s.paddingBottom),r=ci(i),a=parseFloat(s.lineHeight),l=r.top+r.bottom,c=new pi(i).height,u=Math.round((n.scrollHeight-o)/a),d=this.maxRows*a+o+l,h=1===u?c:this.minRows*a+o+l;this._height=Math.min(Math.max(Math.max(u,this.minRows)*a+o+l,h),d),e&&(t.scrollTop=t.scrollHeight),i.remove(),n.remove();}_validateMinMaxRows(){if(this.minRows>this.maxRows)throw new I("ui-textarea-view-min-rows-greater-than-max-rows",{textareaView:this,minRows:this.minRows,maxRows:this.maxRows})}}function Vb(e,t){const i=e.cloneNode();return i.style.position="absolute",i.style.top="-99999px",i.style.left="-99999px",i.style.height="auto",i.style.overflow="hidden",i.style.width=e.ownerDocument.defaultView.getComputedStyle(e).width,i.tabIndex=-1,i.rows=1,i.value=t,e.parentNode.insertBefore(i,e),i}class Ob extends hh{children;constructor(e){super(e);const t=this.bindTemplate;this.set("isVisible",false),this.set("position","se"),this.children=this.createCollection(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-reset","ck-dropdown__panel",t.to("position",e=>`ck-dropdown__panel_${e}`),t.if("isVisible","ck-dropdown__panel-visible")],tabindex:"-1"},children:this.children,on:{selectstart:t.to(e=>{"input"!==e.target.tagName.toLocaleLowerCase()&&e.preventDefault();})}});}focus(){if(this.children.length){const e=this.children.first;"function"==typeof e.focus?e.focus():P("ui-dropdown-panel-focus-child-missing-focus",{childView:this.children.first,dropdownPanel:this});}}focusLast(){if(this.children.length){const e=this.children.last;"function"==typeof e.focusLast?e.focusLast():e.focus();}}}class Rb extends hh{buttonView;panelView;focusTracker;keystrokes;listView;toolbarView;menuView;constructor(e,t,i){super(e);const n=this.bindTemplate;this.buttonView=t,this.panelView=i,this.set("isOpen",false),this.set("isEnabled",true),this.set("class",void 0),this.set("id",void 0),this.set("panelPosition","auto"),this.panelView.bind("isVisible").to(this,"isOpen"),this.keystrokes=new yn,this.focusTracker=new bn,this.setTemplate({tag:"div",attributes:{class:["ck","ck-dropdown",n.to("class"),n.if("isEnabled","ck-disabled",e=>!e)],id:n.to("id"),"aria-describedby":n.to("ariaDescribedById")},children:[t,i]}),t.extendTemplate({attributes:{class:["ck-dropdown__button"],"data-cke-tooltip-disabled":n.to("isOpen")}});}render(){super.render(),this.focusTracker.add(this.buttonView.element),this.focusTracker.add(this.panelView.element),this.listenTo(this.buttonView,"open",()=>{this.isOpen=!this.isOpen;}),this.on("change:isOpen",(e,t,i)=>{if(i)if("auto"===this.panelPosition){const e=Rb._getOptimalPosition({element:this.panelView.element,target:this.buttonView.element,fitInViewport:true,positions:this._panelPositions});this.panelView.position=e?e.name:this._defaultPanelPositionName;}else this.panelView.position=this.panelPosition;}),this.keystrokes.listenTo(this.element);const e=(e,t)=>{this.isOpen&&(this.isOpen=false,t());};this.keystrokes.set("arrowdown",(e,t)=>{this.buttonView.isEnabled&&!this.isOpen&&(this.isOpen=true,t());}),this.keystrokes.set("arrowright",(e,t)=>{this.isOpen&&t();}),this.keystrokes.set("arrowleft",e),this.keystrokes.set("esc",e);}focus(){this.buttonView.focus();}get _panelPositions(){const{south:e,north:t,southEast:i,southWest:n,northEast:s,northWest:o,southMiddleEast:r,southMiddleWest:a,northMiddleEast:l,northMiddleWest:c}=Rb.defaultPanelPositions;return "rtl"!==this.locale.uiLanguageDirection?[i,n,r,a,e,s,o,l,c,t]:[n,i,a,r,e,o,s,c,l,t]}get _defaultPanelPositionName(){return "rtl"===this.locale.uiLanguageDirection?"sw":"se"}static defaultPanelPositions={south:(e,t)=>({top:e.bottom,left:e.left-(t.width-e.width)/2,name:"s"}),southEast:e=>({top:e.bottom,left:e.left,name:"se"}),southWest:(e,t)=>({top:e.bottom,left:e.left-t.width+e.width,name:"sw"}),southMiddleEast:(e,t)=>({top:e.bottom,left:e.left-(t.width-e.width)/4,name:"sme"}),southMiddleWest:(e,t)=>({top:e.bottom,left:e.left-3*(t.width-e.width)/4,name:"smw"}),north:(e,t)=>({top:e.top-t.height,left:e.left-(t.width-e.width)/2,name:"n"}),northEast:(e,t)=>({top:e.top-t.height,left:e.left,name:"ne"}),northWest:(e,t)=>({top:e.top-t.height,left:e.left-t.width+e.width,name:"nw"}),northMiddleEast:(e,t)=>({top:e.top-t.height,left:e.left-(t.width-e.width)/4,name:"nme"}),northMiddleWest:(e,t)=>({top:e.top-t.height,left:e.left-3*(t.width-e.width)/4,name:"nmw"})};static _getOptimalPosition=Pi}class Bb extends yp{arrowView;constructor(e){super(e),this.arrowView=this._createArrowView(),this.extendTemplate({attributes:{"aria-haspopup":true,"aria-expanded":this.bindTemplate.to("isOn",e=>String(e))}}),this.delegate("execute").to(this,"open");}render(){super.render(),this.children.add(this.arrowView);}_createArrowView(){const e=new vp;return e.content=Vm,e.extendTemplate({attributes:{class:"ck-dropdown__arrow"}}),e}}class Mb extends yp{id;constructor(e,t,i){super(e),this.id=t,this.set({withText:true,withKeystroke:true,tooltip:false,role:"menuitem",label:i}),this.extendTemplate({attributes:{class:["ck-dropdown-menu-list__nested-menu__item__button"]}});}}class Lb extends Bp{arrowView;constructor(e){super(e);const t=this.bindTemplate;this.set({withText:true,role:"menuitem"}),this.arrowView=this._createArrowView(),this.extendTemplate({attributes:{class:["ck-dropdown-menu-list__nested-menu__button"],"aria-haspopup":true,"aria-expanded":this.bindTemplate.to("isOn",e=>String(e)),"data-cke-tooltip-disabled":t.to("isOn")},on:{mouseenter:t.to("mouseenter")}});}render(){super.render(),this.children.add(this.arrowView);}_createArrowView(){const e=new vp;return e.content=Vm,e.extendTemplate({attributes:{class:"ck-dropdown-menu-list__nested-menu__button__arrow"}}),e}}class Fb extends hh{children;constructor(e){super(e);const t=this.bindTemplate;this.set("isVisible",true),this.children=this.createCollection(),this.setTemplate({tag:"li",attributes:{class:["ck","ck-list__item",t.if("isVisible","ck-hidden",e=>!e)],role:"presentation"},children:this.children});}focus(){this.children.first&&this.children.first.focus();}}class Nb extends hh{constructor(e){super(e),this.setTemplate({tag:"li",attributes:{class:["ck","ck-list__separator"]}});}}class Db extends hh{labelView;items;children;constructor(e,t=new kh){super(e);const i=this.bindTemplate,n=new zb(e);this.set({label:"",isVisible:true}),this.labelView=t,this.labelView.bind("text").to(this,"label"),this.children=this.createCollection(),this.children.addMany([this.labelView,n]),n.set({role:"group",ariaLabelledBy:t.id}),n.focusTracker.destroy(),n.keystrokes.destroy(),this.items=n.items,this.setTemplate({tag:"li",attributes:{role:"presentation",class:["ck","ck-list__group",i.if("isVisible","ck-hidden",e=>!e)]},children:this.children});}focus(){if(this.items){const e=this.items.find(e=>!(e instanceof Nb));e&&e.focus();}}}class zb extends hh{focusables;items;focusTracker;keystrokes;_focusCycler;_listItemGroupToChangeListeners=new WeakMap;constructor(e){super(e);const t=this.bindTemplate;this.focusables=new qd,this.items=this.createCollection(),this.focusTracker=new bn,this.keystrokes=new yn,this._focusCycler=new xp({focusables:this.focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"arrowup",focusNext:"arrowdown"}}),this.set("ariaLabel",void 0),this.set("ariaLabelledBy",void 0),this.set("role",void 0),this.setTemplate({tag:"ul",attributes:{class:["ck","ck-reset","ck-list"],role:t.to("role"),"aria-label":t.to("ariaLabel"),"aria-labelledby":t.to("ariaLabelledBy")},children:this.items});}render(){super.render();for(const e of this.items)e instanceof Db?this._registerFocusableItemsGroup(e):e instanceof Fb&&this._registerFocusableListItem(e);this.items.on("change",(e,t)=>{for(const e of t.removed)e instanceof Db?this._deregisterFocusableItemsGroup(e):e instanceof Fb&&this._deregisterFocusableListItem(e);for(const e of Array.from(t.added).reverse())e instanceof Db?this._registerFocusableItemsGroup(e,t.index):this._registerFocusableListItem(e,t.index);}),this.keystrokes.listenTo(this.element);}destroy(){super.destroy(),this.focusTracker.destroy(),this.keystrokes.destroy();}focus(){this._focusCycler.focusFirst();}focusFirst(){this._focusCycler.focusFirst();}focusLast(){this._focusCycler.focusLast();}_registerFocusableListItem(e,t){this.focusTracker.add(e.element),this.focusables.add(e,t);}_deregisterFocusableListItem(e){this.focusTracker.remove(e.element),this.focusables.remove(e);}_getOnGroupItemsChangeCallback(e){return (t,i)=>{for(const e of i.removed)this._deregisterFocusableListItem(e);for(const t of Array.from(i.added).reverse())this._registerFocusableListItem(t,this.items.getIndex(e)+i.index);}}_registerFocusableItemsGroup(e,t){Array.from(e.items).forEach((e,i)=>{const n=void 0!==t?t+i:void 0;this._registerFocusableListItem(e,n);});const i=this._getOnGroupItemsChangeCallback(e);this._listItemGroupToChangeListeners.set(e,i),e.items.on("change",i);}_deregisterFocusableItemsGroup(e){for(const t of e.items)this._deregisterFocusableListItem(t);e.items.off("change",this._listItemGroupToChangeListeners.get(e)),this._listItemGroupToChangeListeners.delete(e);}}class Hb extends zb{constructor(e){super(e);const t=this.bindTemplate;this.role="menu",this.set("isVisible",true),this.extendTemplate({attributes:{class:["ck-dropdown-menu-list",t.if("isVisible","ck-hidden",e=>!e)]}});}}const qb={eastSouth:e=>({top:e.top,left:e.right-5,name:"es"}),eastNorth:(e,t)=>({top:e.top-t.height+e.height,left:e.right-5,name:"en"}),westSouth:(e,t)=>({top:e.top,left:e.left-t.width+5,name:"ws"}),westNorth:(e,t)=>({top:e.top-t.height+e.height,left:e.left-t.width+5,name:"wn"})};class Ub extends Fb{childView;constructor(e,t,i){super(e);const n=this.bindTemplate;this.childView=i,this.children.add(i),this.extendTemplate({attributes:{class:["ck-dropdown-menu-list__nested-menu__item"]},on:{mouseenter:n.to("mouseenter")}}),t&&(this.delegate("mouseenter").to(t),i instanceof Mb&&i.delegate("execute").to(t));}}const $b={toggleMenusAndFocusItemsOnHover(e){e.on("menu:mouseenter",t=>{const[i]=t.path;t.source.focus();for(const n of e.menus){const e=i instanceof Ub&&i.childView===n;n.isOpen=(t.path.includes(n)||e)&&n.isEnabled;}});},closeMenuWhenAnotherOnTheSameLevelOpens(e){e.on("menu:change:isOpen",(t,i,n)=>{if(!n)return;const s=t.source;for(const t of e.menus)s.parentMenuView===t.parentMenuView&&s!==t&&(t.isOpen=false);});}},jb={openOnArrowRightKey(e){const t="rtl"===e.locale.uiLanguageDirection?"arrowleft":"arrowright";e.keystrokes.set(t,(t,i)=>{e.focusTracker.focusedElement===e.buttonView.element&&e.isEnabled&&(e.isOpen||(e.isOpen=true),e.panelView.focus(),i());});},openOnButtonClick(e){e.buttonView.on("execute",()=>{e.isEnabled&&(e.isOpen=true);});},openAndFocusOnEnterKeyPress(e){e.keystrokes.set("enter",(t,i)=>{e.focusTracker.focusedElement===e.buttonView.element&&(e.isOpen=true,e.panelView.focus(),i());});},closeOnArrowLeftKey(e){const t="rtl"===e.locale.uiLanguageDirection?"arrowright":"arrowleft";e.keystrokes.set(t,(t,i)=>{e.isOpen&&(e.focus(),e.isOpen=false,i());});},closeOnEscKey(e){e.keystrokes.set("esc",(t,i)=>{e.isOpen&&(e.focus(),e.isOpen=false,i());});},closeOnParentClose(e,t){t.on("change:isOpen",(i,n,s)=>{s||i.source!==t||(e.isOpen=false);});}};class Wb extends Hp{constructor(e){super(e);const t=this.bindTemplate;this.set({isVisible:false,position:"se",class:null,top:0,left:0}),this.extendTemplate({tag:"div",attributes:{class:["ck-reset","ck-dropdown-menu__nested-menu__panel"],tabindex:"-1"},on:{selectstart:t.to(e=>{"input"!==e.target.tagName.toLocaleLowerCase()&&e.preventDefault();})}});}focus(e=1){const{content:t}=this;t.length&&(1===e?t.first.focus():t.last.focus());}}class Gb extends hh{static DELEGATED_EVENTS=["mouseenter","execute","change:isOpen"];id;buttonView;panelView;listView;focusTracker;keystrokes;_bodyCollection;constructor(e,t,i,n,s){super(e),this._bodyCollection=t,this.id=i,this.set({isOpen:false,isEnabled:true,panelPosition:"w",class:void 0,parentMenuView:null}),this.keystrokes=new yn,this.focusTracker=new bn,this.buttonView=new Lb(e),this.buttonView.delegate("mouseenter").to(this),this.buttonView.bind("isOn","isEnabled").to(this,"isOpen","isEnabled"),this.buttonView.label=n,this.panelView=new Wb(e),this.panelView.isVisible=true,this.listView=new Hb(e),this.listView.bind("ariaLabel").to(this.buttonView,"label"),this.panelView.content.add(this.listView);const o=this.bindTemplate;this.setTemplate({tag:"div",attributes:{class:["ck","ck-dropdown-menu-list__nested-menu",o.to("class"),o.if("isEnabled","ck-disabled",e=>!e)],role:"presentation"},children:[this.buttonView]}),this.parentMenuView=s,this.parentMenuView&&this._handleParentMenuView(),this._attachBehaviors();}get _panelPositions(){const{westSouth:e,eastSouth:t,westNorth:i,eastNorth:n}=qb;return "ltr"===this.locale.uiLanguageDirection?[t,n,e,i]:[e,i,t,n]}render(){super.render(),this.panelView.render(),this.focusTracker.add(this.buttonView.element),this.focusTracker.add(this.panelView.element),this.focusTracker.add(this.listView),this.keystrokes.listenTo(this.element),this._mountPanelOnOpen();}destroy(){this._removePanelFromBody(),this.panelView.destroy(),super.destroy();}focus(){this.buttonView.focus();}_handleParentMenuView(){this.delegate(...Gb.DELEGATED_EVENTS).to(this.parentMenuView),jb.closeOnParentClose(this,this.parentMenuView);}_attachBehaviors(){jb.openOnButtonClick(this),jb.openAndFocusOnEnterKeyPress(this),jb.openOnArrowRightKey(this),jb.closeOnEscKey(this),jb.closeOnArrowLeftKey(this);}_mountPanelOnOpen(){const{panelView:e}=this;this.on("change:isOpen",(t,i,n)=>{t.source===this&&(n||!this._bodyCollection.has(e)?n&&!this._bodyCollection.has(e)&&this._addPanelToBody():this._removePanelFromBody());});}_removePanelFromBody(){const{panelView:e,keystrokes:t}=this;this._bodyCollection.has(e)&&(this._bodyCollection.remove(e),t.stopListening(e.element));}_addPanelToBody(){const{panelView:t,buttonView:i,keystrokes:n}=this;this._bodyCollection.has(t)||(this._bodyCollection.add(t),n.listenTo(t.element),t.pin({positions:this._panelPositions,limiter:exports.global.document.body,element:t.element,target:i.element,fitInViewport:true}));}}class Kb extends Hb{_definition;_cachedMenus=[];_cachedButtons=[];_bodyCollection;constructor(e,t,i){super(e),this._bodyCollection=t,this._definition=i,this.set("menuPanelClass",void 0);}get menus(){return Array.from(this._cachedMenus.values())}get buttons(){return Array.from(this._cachedButtons.values())}render(){this._createStructure(this._definition,null),super.render(),$b.toggleMenusAndFocusItemsOnHover(this),$b.closeMenuWhenAnotherOnTheSameLevelOpens(this);}closeMenus(){this.menus.forEach(e=>{e.isOpen=false;});}_createStructure(e,t){const i=[];for(const n of e){let e;"menu"in n?(e=new Gb(this.locale,this._bodyCollection,n.id,n.menu,t),e.panelView.bind("class").to(this,"menuPanelClass"),t||e.delegate(...Gb.DELEGATED_EVENTS).to(this,e=>`menu:${e}`),this._cachedMenus.push(e),this._createStructure(n.children,e)):(e=new Mb(this.locale,n.id,n.label),t||e.delegate("execute").to(this,"menu:execute"),this._cachedButtons.push(e));const s=new Ub(this.locale,t,e);t||s.delegate("mouseenter").to(this,"menu:mouseenter"),i.push(s);}(t?t.listView:this).items.addMany(i);}}class Jb extends hh{constructor(e){super(e),this.setTemplate({tag:"span",attributes:{class:["ck","ck-toolbar__separator"]}});}}class Qb extends hh{constructor(e){super(e),this.setTemplate({tag:"span",attributes:{class:["ck","ck-toolbar__line-break"]}});}}function Yb(e){return e.bindTemplate.to(t=>{t.target===e.element&&t.preventDefault();})}function Zb(e){if(Array.isArray(e))return {items:e,removeItems:[]};const t={items:[],removeItems:[]};return e?{...t,...e}:t}const Xb=(()=>({alignLeft:$h,bold:Qh,importExport:dg,paragraph:uf,plus:ff,text:Xf,threeVerticalDots:ip,pilcrow:mf,dragIndicator:Im}))();class ew extends hh{options;items;focusTracker;keystrokes;itemsView;children;focusables;_focusCycler;_behavior;constructor(e,t){super(e);const i=this.bindTemplate,n=this.t;this.options=t||{},this.set("ariaLabel",n("Editor toolbar")),this.set("maxWidth","auto"),this.set("role","toolbar"),this.set("isGrouping",!!this.options.shouldGroupWhenFull),this.items=this.createCollection(),this.focusTracker=new bn,this.keystrokes=new yn,this.set("class",void 0),this.set("isCompact",false),this.set("isVertical",false),this.itemsView=new tw(e),this.children=this.createCollection(),this.children.add(this.itemsView),this.focusables=this.createCollection();const s="rtl"===e.uiLanguageDirection;this._focusCycler=new xp({focusables:this.focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:[s?"arrowright":"arrowleft","arrowup"],focusNext:[s?"arrowleft":"arrowright","arrowdown"]}});const o=["ck","ck-toolbar",i.to("class"),i.if("isCompact","ck-toolbar_compact"),i.if("isGrouping","ck-toolbar_grouping"),i.if("isVertical","ck-toolbar_vertical")];this.options.shouldGroupWhenFull&&this.options.isFloating&&o.push("ck-toolbar_floating"),this.setTemplate({tag:"div",attributes:{class:o,role:i.to("role"),"aria-label":i.to("ariaLabel"),style:{maxWidth:i.to("maxWidth")},tabindex:-1},children:this.children,on:{mousedown:Yb(this)}}),this._behavior=this.options.shouldGroupWhenFull?new nw(this):new iw(this);}render(){super.render(),this.focusTracker.add(this.element);for(const e of this.items)this.focusTracker.add(e);this.items.on("add",(e,t)=>{this.focusTracker.add(t);}),this.items.on("remove",(e,t)=>{this.focusTracker.remove(t);}),this.keystrokes.listenTo(this.element),this._behavior.render(this);}destroy(){return this._behavior.destroy(),this.focusTracker.destroy(),this.keystrokes.destroy(),super.destroy()}focus(){this._focusCycler.focusFirst();}focusLast(){this._focusCycler.focusLast();}fillFromConfig(e,t,i){this.items.addMany(this._buildItemsFromConfig(e,t,i));}switchBehavior(e){this._behavior.type!==e&&(this._behavior.destroy(),this.itemsView.children.clear(),this.focusables.clear(),"dynamic"===e?(this._behavior=new nw(this),this._behavior.render(this),this._behavior.refreshItems()):(this._behavior=new iw(this),this._behavior.render(this)));}_buildItemsFromConfig(e,t,i){const n=Zb(e),s=i||n.removeItems;return this._cleanItemsConfiguration(n.items,t,s).map(e=>ie(e)?this._createNestedToolbarDropdown(e,t,s):"|"===e?new Jb:"-"===e?new Qb:t.create(e)).filter(e=>!!e)}_cleanItemsConfiguration(e,t,i){const n=e.filter((e,n,s)=>"|"===e||-1===i.indexOf(e)&&("-"===e?!this.options.shouldGroupWhenFull||(P("toolbarview-line-break-ignored-when-grouping-items",s),false):!(!ie(e)&&!t.has(e))||(P("toolbarview-item-unavailable",{item:e}),false)));return this._cleanSeparatorsAndLineBreaks(n)}_cleanSeparatorsAndLineBreaks(e){const t=e=>"-"!==e&&"|"!==e,i=e.length,n=e.findIndex(t);if(-1===n)return [];const s=i-e.slice().reverse().findIndex(t);return e.slice(n,s).filter((e,i,n)=>{if(t(e))return true;return !(i>0&&n[i-1]===e)})}_createNestedToolbarDropdown(e,t,i){let{label:n,icon:s,items:o,tooltip:r=true,withText:a=false}=e;if(o=this._cleanItemsConfiguration(o,t,i),!o.length)return null;const l=ow(this.locale);return n||P("toolbarview-nested-toolbar-dropdown-missing-label",e),l.class="ck-toolbar__nested-toolbar-dropdown",l.buttonView.set({label:n,tooltip:r,withText:!!a}),false!==s?l.buttonView.icon=Xb[s]||s||ip:l.buttonView.withText=true,lw(l,()=>l.toolbarView._buildItemsFromConfig(o,t,i)),l}}class tw extends hh{children;constructor(e){super(e),this.children=this.createCollection(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-toolbar__items"]},children:this.children});}}class iw{type="static";constructor(e){e.isGrouping=false,e.itemsView.children.bindTo(e.items).using(e=>e),e.focusables.bindTo(e.items).using(e=>Ep(e)?e:null);}render(){}destroy(){}}class nw{type="dynamic";view;viewChildren;viewFocusables;viewItemsView;viewFocusTracker;viewLocale;ungroupedItems;groupedItems;groupedItemsDropdown;resizeObserver=null;cachedPadding=null;shouldUpdateGroupingOnNextResize=false;viewElement;constructor(e){this.view=e,this.viewChildren=e.children,this.viewFocusables=e.focusables,this.viewItemsView=e.itemsView,this.viewFocusTracker=e.focusTracker,this.viewLocale=e.locale,this.view.isGrouping=true,this.ungroupedItems=e.createCollection(),this.groupedItems=e.createCollection(),this.groupedItemsDropdown=this._createGroupedItemsDropdown(),e.itemsView.children.bindTo(this.ungroupedItems).using(e=>e),this.ungroupedItems.on("change",this._updateFocusCyclableItems.bind(this)),e.children.on("change",this._updateFocusCyclableItems.bind(this)),e.items.on("change",(e,t)=>{const i=t.index,n=Array.from(t.added);for(const e of t.removed)i>=this.ungroupedItems.length?this.groupedItems.remove(e):this.ungroupedItems.remove(e);for(let e=i;ethis.ungroupedItems.length?this.groupedItems.add(t,e-this.ungroupedItems.length):this.ungroupedItems.add(t,e);}this._updateGrouping();});}render(e){this.viewElement=e.element,this._enableGroupingOnResize(),this._enableGroupingOnMaxWidthChange(e);}destroy(){this.groupedItemsDropdown.destroy(),this.viewChildren.length>1&&(this.viewChildren.remove(this.groupedItemsDropdown),this.viewChildren.remove(this.viewChildren.last)),this.resizeObserver.destroy();}refreshItems(){const e=this.view;if(e.items.length){for(let t=0;ts.right-this.cachedPadding:n.left{e&&e===t.contentRect.width&&!this.shouldUpdateGroupingOnNextResize||(this.shouldUpdateGroupingOnNextResize=false,this._updateGrouping(),e=t.contentRect.width);}),this._updateGrouping();}_enableGroupingOnMaxWidthChange(e){e.on("change:maxWidth",()=>{this._updateGrouping();});}_groupLastItem(){this.groupedItems.length||(this.viewChildren.add(new Jb),this.viewChildren.add(this.groupedItemsDropdown),this.viewFocusTracker.add(this.groupedItemsDropdown.element)),this.groupedItems.add(this.ungroupedItems.remove(this.ungroupedItems.last),0);}_ungroupFirstItem(){this.ungroupedItems.add(this.groupedItems.remove(this.groupedItems.first)),this.groupedItems.length||(this.viewChildren.remove(this.groupedItemsDropdown),this.viewChildren.remove(this.viewChildren.last),this.viewFocusTracker.remove(this.groupedItemsDropdown.element));}_createGroupedItemsDropdown(){const e=this.viewLocale,t=e.t,i=ow(e);return i.class="ck-toolbar__grouped-dropdown",i.panelPosition="ltr"===e.uiLanguageDirection?"sw":"se",lw(i,this.groupedItems),i.buttonView.set({label:t("Show more items"),tooltip:true,tooltipPosition:"rtl"===e.uiLanguageDirection?"se":"sw",icon:ip}),i}_updateFocusCyclableItems(){this.viewFocusables.clear(),this.ungroupedItems.map(e=>{Ep(e)&&this.viewFocusables.add(e);}),this.groupedItems.length&&this.viewFocusables.add(this.groupedItemsDropdown);}}class sw extends hh{children;actionView;arrowView;keystrokes;focusTracker;constructor(e,t){super(e);const i=this.bindTemplate;this.set("class",void 0),this.set("labelStyle",void 0),this.set("icon",void 0),this.set("isEnabled",true),this.set("isOn",false),this.set("isToggleable",false),this.set("isVisible",true),this.set("keystroke",void 0),this.set("withKeystroke",false),this.set("label",void 0),this.set("tabindex",-1),this.set("tooltip",false),this.set("tooltipPosition","s"),this.set("type","button"),this.set("withText",false),this.children=this.createCollection(),this.actionView=this._createActionView(t),this.arrowView=this._createArrowView(),this.keystrokes=new yn,this.focusTracker=new bn,this.setTemplate({tag:"div",attributes:{class:["ck","ck-splitbutton",i.to("class"),i.if("isVisible","ck-hidden",e=>!e),this.arrowView.bindTemplate.if("isOn","ck-splitbutton_open")]},children:this.children});}render(){super.render(),this.children.add(this.actionView),this.children.add(this.arrowView),this.focusTracker.add(this.actionView.element),this.focusTracker.add(this.arrowView.element),this.keystrokes.listenTo(this.element),this.keystrokes.set("arrowright",(e,t)=>{this.focusTracker.focusedElement===this.actionView.element&&(this.arrowView.focus(),t());}),this.keystrokes.set("arrowleft",(e,t)=>{this.focusTracker.focusedElement===this.arrowView.element&&(this.actionView.focus(),t());});}destroy(){super.destroy(),this.focusTracker.destroy(),this.keystrokes.destroy();}focus(){this.actionView.focus();}_createActionView(e){const t=e||new yp;return e||t.bind("icon","isEnabled","isOn","isToggleable","keystroke","label","tabindex","tooltip","tooltipPosition","type","withText").to(this),t.extendTemplate({attributes:{class:"ck-splitbutton__action"}}),t.delegate("execute").to(this),t}_createArrowView(){const e=new yp,t=e.bindTemplate;return e.icon=Vm,e.extendTemplate({attributes:{class:["ck-splitbutton__arrow"],"data-cke-tooltip-disabled":t.to("isOn"),"aria-haspopup":true,"aria-expanded":t.to("isOn",e=>String(e))}}),e.bind("isEnabled").to(this),e.bind("label").to(this),e.bind("tooltip").to(this),e.delegate("execute").to(this,"open"),e}}function ow(t,i=Bb){const n="function"==typeof i?new i(t):i,s=new Ob(t),o=new Rb(t,n,s);return n.bind("isEnabled").to(o),n instanceof sw?n.arrowView.bind("isOn").to(o,"isOpen"):n.bind("isOn").to(o,"isOpen"),function(t){((function(e){bh({emitter:e,activator:()=>e.isRendered&&e.isOpen,callback:()=>{e.isOpen=false;},contextElements:()=>[e.element,...mw(e.focusTracker).filter(t=>!e.element.contains(t))]});}))(t),function(e){e.on("execute",t=>{t.source instanceof Gp||(e.isOpen=false);});}(t),function(e){e.focusTracker.on("change:isFocused",(t,i,n)=>{!n&&e.isOpen&&(e.isOpen=false);});}(t),function(e){e.keystrokes.set("arrowdown",(t,i)=>{e.isOpen&&(e.panelView.focus(),i());}),e.keystrokes.set("arrowup",(t,i)=>{e.isOpen&&(e.panelView.focusLast(),i());});}(t),function(t){t.on("change:isOpen",(i,n,s)=>{if(s)return;t.focusTracker.elements.some(t=>t.contains(exports.global.document.activeElement))&&t.buttonView.focus();});}(t),function(e){e.on("change:isOpen",(t,i,n)=>{n&&e.panelView.focus();},{priority:"low"});}(t);}(o),o}function rw(e,t,i,n={}){e.menuView=new Kb(e.locale,t,i),e.focusTracker.add(e.menuView),e.isOpen?aw(e,n):e.once("change:isOpen",()=>{aw(e,n);},{priority:"highest"});}function aw(e,t){const i=e.menuView,n=e.locale.t;i.delegate("menu:execute").to(e,"execute"),i.listenTo(e,"change:isOpen",(e,t,n)=>{n||i.closeMenus();},{priority:"low"}),e.panelView.children.add(i);for(const t of i.menus)e.focusTracker.add(t);i.ariaLabel=t.ariaLabel||n("Dropdown menu");}function lw(e,t,i={}){e.extendTemplate({attributes:{class:["ck-toolbar-dropdown"]}}),e.isOpen?cw(e,t,i):e.once("change:isOpen",()=>cw(e,t,i),{priority:"highest"}),i.enableActiveItemFocusOnDropdownOpen&&hw(e,()=>e.toolbarView.items.find(e=>e.isOn));}function cw(e,t,i){const n=e.locale,s=n.t,o=e.toolbarView=new ew(n),r="function"==typeof t?t():t;o.ariaLabel=i.ariaLabel||s("Dropdown toolbar"),i.maxWidth&&(o.maxWidth=i.maxWidth),i.class&&(o.class=i.class),i.isCompact&&(o.isCompact=i.isCompact),i.isVertical&&(o.isVertical=true),r instanceof qd?o.items.bindTo(r).using(e=>e):o.items.addMany(r),e.panelView.children.add(o),e.focusTracker.add(o),o.items.delegate("execute").to(e);}function uw(e,t,i={}){e.isOpen?dw(e,t,i):e.once("change:isOpen",()=>dw(e,t,i),{priority:"highest"}),hw(e,()=>e.listView.items.find(e=>e instanceof Fb&&e.children.first.isOn));}function dw(e,t,i){const n=e.locale,s=e.listView=new zb(n),o="function"==typeof t?t():t;s.ariaLabel=i.ariaLabel,s.role=i.role,gw(e,s.items,o,n),e.panelView.children.add(s),s.items.delegate("execute").to(e);}function hw(e,t){e.on("change:isOpen",()=>{if(!e.isOpen)return;const i=t();i&&("function"==typeof i.focus?i.focus():P("ui-dropdown-focus-child-on-open-child-missing-focus",{view:i}));},{priority:E.low-10});}function mw(e){return [...e.elements,...e.externalViews.flatMap(e=>mw(e.focusTracker))]}function gw(e,t,i,n){!function(e){let t=0;const i=e=>e instanceof Fb&&e.children.first instanceof Bp?e.children.first:null,n=e=>{const t=i(e);return t&&t.isToggleable?t:null},s=t=>{for(const n of e){const e=i(n);e&&(e.hasCheckSpace=t);}};e.on("change",(e,o)=>{const r=t>0;for(const e of o.removed)n(e)&&t--;for(const e of o.added){const n=i(e);n&&(n.isToggleable&&t++,n.hasCheckSpace=t>0);}const a=t>0;r!==a&&s(a);});}(t),t.bindTo(i).using(t=>{if("separator"===t.type)return new Nb(n);if("group"===t.type){const i=new Db(n);return i.set({label:t.label}),gw(e,i.items,t.items,n),i.items.delegate("execute").to(e),i}if("button"===t.type||"switchbutton"===t.type){const e="menuitemcheckbox"===t.model.role||"menuitemradio"===t.model.role,i=new Fb(n);let s;return "button"===t.type?(s=new Bp(n,t.labelView),s.set({isToggleable:e})):s=new Gp(n),s.bind(...Object.keys(t.model)).to(t.model),s.delegate("execute").to(i),i.children.add(s),i}return null});}const fw=(e,t,i)=>{const n=new Sb(e.locale);return n.set({id:t,ariaDescribedById:i}),n.bind("isReadOnly").to(e,"isEnabled",e=>!e),n.bind("hasError").to(e,"errorText",e=>!!e),n.on("input",()=>{e.errorText=null;}),e.bind("isEmpty","isFocused","placeholder").to(n),n},pw=(e,t,i)=>{const n=new Ib(e.locale);return n.set({id:t,ariaDescribedById:i,inputMode:"numeric"}),n.bind("isReadOnly").to(e,"isEnabled",e=>!e),n.bind("hasError").to(e,"errorText",e=>!!e),n.on("input",()=>{e.errorText=null;}),e.bind("isEmpty","isFocused","placeholder").to(n),n},bw=(e,t,i)=>{const n=new Pb(e.locale);return n.set({id:t,ariaDescribedById:i}),n.bind("isReadOnly").to(e,"isEnabled",e=>!e),n.bind("hasError").to(e,"errorText",e=>!!e),n.on("input",()=>{e.errorText=null;}),e.bind("isEmpty","isFocused","placeholder").to(n),n},ww=(e,t,i)=>{const n=ow(e.locale);return n.set({id:t,ariaDescribedById:i}),n.bind("isEnabled").to(e),n},vw=(e,t=0,i=1)=>e>i?i:eMath.round(i*e)/i,yw=e=>("#"===e[0]&&(e=e.substring(1)),e.length<6?{r:parseInt(e[0]+e[0],16),g:parseInt(e[1]+e[1],16),b:parseInt(e[2]+e[2],16),a:4===e.length?_w(parseInt(e[3]+e[3],16)/255,2):1}:{r:parseInt(e.substring(0,2),16),g:parseInt(e.substring(2,4),16),b:parseInt(e.substring(4,6),16),a:8===e.length?_w(parseInt(e.substring(6,8),16)/255,2):1}),kw=e=>{const{h:t,s:i,l:n}=(({h:e,s:t,v:i,a:n})=>{const s=(200-t)*i/100;return {h:_w(e),s:_w(s>0&&s<200?t*i/100/(s<=100?s:200-s)*100:0),l:_w(s/2),a:_w(n,2)}})(e);return `hsl(${t}, ${i}%, ${n}%)`},Cw=({h:e,s:t,v:i,a:n})=>{e=e/360*6,t/=100,i/=100;const s=Math.floor(e),o=i*(1-t),r=i*(1-(e-s)*t),a=i*(1-(1-e+s)*t),l=s%6;return {r:_w(255*[i,r,o,o,a,i][l]),g:_w(255*[a,i,i,r,o,o][l]),b:_w(255*[o,o,a,i,i,r][l]),a:_w(n,2)}},xw=e=>{const t=e.toString(16);return t.length<2?"0"+t:t},Aw=({r:e,g:t,b:i,a:n})=>{const s=n<1?xw(_w(255*n)):"";return "#"+xw(e)+xw(t)+xw(i)+s},Ew=({r:e,g:t,b:i,a:n})=>{const s=Math.max(e,t,i),o=s-Math.min(e,t,i),r=o?s===e?(t-i)/o:s===t?2+(i-e)/o:4+(e-t)/o:0;return {h:_w(60*(r<0?r+6:r)),s:_w(s?o/s*100:0),v:_w(s/255*100),a:n}},Tw=(e,t)=>{if(e===t)return true;for(const i in e)if(e[i]!==t[i])return false;return true},Sw={},Iw=e=>{let t=Sw[e];return t||(t=document.createElement("template"),t.innerHTML=e,Sw[e]=t),t},Pw=(e,t,i)=>{e.dispatchEvent(new CustomEvent(t,{bubbles:true,detail:i}));};let Vw=false;const Ow=e=>"touches"in e,Rw=(e,t)=>{const i=Ow(t)?t.touches[0]:t,n=e.el.getBoundingClientRect();Pw(e.el,"move",e.getMove({x:vw((i.pageX-(n.left+window.pageXOffset))/n.width),y:vw((i.pageY-(n.top+window.pageYOffset))/n.height)}));};class Bw{constructor(e,t,i,n){const s=Iw(``);e.appendChild(s.content.cloneNode(true));const o=e.querySelector(`[part=${t}]`);o.addEventListener("mousedown",this),o.addEventListener("touchstart",this),o.addEventListener("keydown",this),this.el=o,this.xy=n,this.nodes=[o.firstChild,o];}set dragging(e){const t=e?document.addEventListener:document.removeEventListener;t(Vw?"touchmove":"mousemove",this),t(Vw?"touchend":"mouseup",this);}handleEvent(e){switch(e.type){case "mousedown":case "touchstart":if(e.preventDefault(),!(e=>!(Vw&&!Ow(e)||(Vw||(Vw=Ow(e)),0)))(e)||!Vw&&0!=e.button)return;this.el.focus(),Rw(this,e),this.dragging=true;break;case "mousemove":case "touchmove":e.preventDefault(),Rw(this,e);break;case "mouseup":case "touchend":this.dragging=false;break;case "keydown":((e,t)=>{const i=t.keyCode;i>40||e.xy&&i<37||i<33||(t.preventDefault(),Pw(e.el,"move",e.getMove({x:39===i?.01:37===i?-0.01:34===i?.05:33===i?-0.05:35===i?1:36===i?-1:0,y:40===i?.01:38===i?-0.01:0},true)));})(this,e);}}style(e){e.forEach((e,t)=>{for(const i in e)this.nodes[t].style.setProperty(i,e[i]);});}}class Mw extends Bw{constructor(e){super(e,"hue",'aria-label="Hue" aria-valuemin="0" aria-valuemax="360"',false);}update({h:e}){this.h=e,this.style([{left:e/360*100+"%",color:kw({h:e,s:100,v:100,a:1})}]),this.el.setAttribute("aria-valuenow",`${_w(e)}`);}getMove(e,t){return {h:t?vw(this.h+360*e.x,0,360):360*e.x}}}class Lw extends Bw{constructor(e){super(e,"saturation",'aria-label="Color"',true);}update(e){this.hsva=e,this.style([{top:100-e.v+"%",left:`${e.s}%`,color:kw(e)},{"background-color":kw({h:e.h,s:100,v:100,a:1})}]),this.el.setAttribute("aria-valuetext",`Saturation ${_w(e.s)}%, Brightness ${_w(e.v)}%`);}getMove(e,t){return {s:t?vw(this.hsva.s+100*e.x,0,100):100*e.x,v:t?vw(this.hsva.v-100*e.y,0,100):Math.round(100-100*e.y)}}}const Fw=Symbol("same"),Nw=Symbol("color"),Dw=Symbol("hsva"),zw=Symbol("update"),Hw=Symbol("parts"),qw=Symbol("css"),Uw=Symbol("sliders");class $w extends HTMLElement{static get observedAttributes(){return ["color"]}get[qw](){return [':host{display:flex;flex-direction:column;position:relative;width:200px;height:200px;user-select:none;-webkit-user-select:none;cursor:default}:host([hidden]){display:none!important}[role=slider]{position:relative;touch-action:none;user-select:none;-webkit-user-select:none;outline:0}[role=slider]:last-child{border-radius:0 0 8px 8px}[part$=pointer]{position:absolute;z-index:1;box-sizing:border-box;width:28px;height:28px;display:flex;place-content:center center;transform:translate(-50%,-50%);background-color:#fff;border:2px solid #fff;border-radius:50%;box-shadow:0 2px 4px rgba(0,0,0,.2)}[part$=pointer]::after{content:"";width:100%;height:100%;border-radius:inherit;background-color:currentColor}[role=slider]:focus [part$=pointer]{transform:translate(-50%,-50%) scale(1.1)}',"[part=hue]{flex:0 0 24px;background:linear-gradient(to right,red 0,#ff0 17%,#0f0 33%,#0ff 50%,#00f 67%,#f0f 83%,red 100%)}[part=hue-pointer]{top:50%;z-index:2}","[part=saturation]{flex-grow:1;border-color:transparent;border-bottom:12px solid #000;border-radius:8px 8px 0 0;background-image:linear-gradient(to top,#000,transparent),linear-gradient(to right,#fff,rgba(255,255,255,0));box-shadow:inset 0 0 0 1px rgba(0,0,0,.05)}[part=saturation-pointer]{z-index:3}"]}get[Uw](){return [Lw,Mw]}get color(){return this[Nw]}set color(e){if(!this[Fw](e)){const t=this.colorModel.toHsva(e);this[zw](t),this[Nw]=e;}}constructor(){super();const e=Iw(``),t=this.attachShadow({mode:"open"});t.appendChild(e.content.cloneNode(true)),t.addEventListener("move",this),this[Hw]=this[Uw].map(e=>new e(t));}connectedCallback(){if(this.hasOwnProperty("color")){const e=this.color;delete this.color,this.color=e;}else this.color||(this.color=this.colorModel.defaultColor);}attributeChangedCallback(e,t,i){const n=this.colorModel.fromAttr(i);this[Fw](n)||(this.color=n);}handleEvent(e){const t=this[Dw],i={...t,...e.detail};let n;this[zw](i),Tw(i,t)||this[Fw](n=this.colorModel.fromHsva(i))||(this[Nw]=n,Pw(this,"color-changed",{value:n}));}[Fw](e){return this.color&&this.colorModel.equal(e,this.color)}[zw](e){this[Dw]=e,this[Hw].forEach(t=>t.update(e));}}const jw={defaultColor:"#000",toHsva:e=>Ew(yw(e)),fromHsva:({h:e,s:t,v:i})=>Aw(Cw({h:e,s:t,v:i,a:1})),equal:(e,t)=>e.toLowerCase()===t.toLowerCase()||Tw(yw(e),yw(t)),fromAttr:e=>e};class Ww extends $w{get colorModel(){return jw}}class Gw extends hh{hexInputRow;_debounceColorPickerEvent;_config;constructor(e,t={}){super(e),this.set({color:"",_hexColor:""}),this.hexInputRow=this._createInputRow();const i=this.createCollection();t.hideInput||i.add(this.hexInputRow),this.setTemplate({tag:"div",attributes:{class:["ck","ck-color-picker"],tabindex:-1},children:i}),this._config=t,this._debounceColorPickerEvent=tt(e=>{this.set("color",e),this.fire("colorSelected",{color:this.color});},150,{leading:true}),this.on("set:color",(e,t,i)=>{e.return=yb(i,this._config.format||"hsl");}),this.on("change:color",()=>{this._hexColor=Kw(this.color);}),this.on("change:_hexColor",()=>{document.activeElement!==this.picker&&this.picker.setAttribute("color",this._hexColor),Kw(this.color)!=Kw(this._hexColor)&&(this.color=this._hexColor);});}render(){if(super.render(),Cb("hex-color-picker",Ww),this.picker=exports.global.document.createElement("hex-color-picker"),this.picker.setAttribute("class","hex-color-picker"),this.picker.setAttribute("tabindex","-1"),this._createSlidersView(),this.element){this.hexInputRow.element?this.element.insertBefore(this.picker,this.hexInputRow.element):this.element.appendChild(this.picker);const e=document.createElement("style");e.textContent='[role="slider"]:focus [part$="pointer"] {border: 1px solid #fff;outline: 1px solid var(--ck-color-focus-border);box-shadow: 0 0 0 2px #fff;}',this.picker.shadowRoot.appendChild(e);}this.picker.addEventListener("color-changed",e=>{const t=e.detail.value;this._debounceColorPickerEvent(t);});}focus(){if(!this._config.hideInput&&(n.isGecko||n.isiOS||n.isSafari||n.isBlink)){this.hexInputRow.children.get(1).focus();}this.slidersView.first.focus();}_createSlidersView(){const e=[...this.picker.shadowRoot.children].filter(e=>"slider"===e.getAttribute("role")).map(e=>new Jw(e));this.slidersView=this.createCollection(),e.forEach(e=>{this.slidersView.add(e);});}_createInputRow(){const e=this._createColorInput();return new Yw(this.locale,e)}_createColorInput(){const e=new Ab(this.locale,fw),{t:t}=this.locale;return e.set({label:t("HEX"),class:"color-picker-hex-input"}),e.fieldView.bind("value").to(this,"_hexColor",t=>e.isFocused?e.fieldView.value:t.startsWith("#")?t.substring(1):t),e.fieldView.on("input",()=>{const t=e.fieldView.element.value;if(t){const e=Zw(t);e&&this._debounceColorPickerEvent(e);}}),e}isValid(){const{t:e}=this.locale;return !!this._config.hideInput||(this.resetValidationStatus(),!!this.hexInputRow.getParsedColor()||(this.hexInputRow.inputView.errorText=e('Please enter a valid color (e.g. "ff0000").'),false))}resetValidationStatus(){this.hexInputRow.inputView.errorText=null;}}function Kw(e){let t=kb(e);return t||(t="#000"),4===t.length&&(t="#"+[t[1],t[1],t[2],t[2],t[3],t[3]].join("")),t.toLowerCase()}class Jw extends hh{constructor(e){super(),this.element=e;}focus(){this.element.focus();}}class Qw extends hh{constructor(e){super(e),this.setTemplate({tag:"div",attributes:{class:["ck","ck-color-picker__hash-view"]},children:"#"});}}class Yw extends hh{children;inputView;constructor(e,t){super(e),this.inputView=t,this.children=this.createCollection([new Qw,this.inputView]),this.setTemplate({tag:"div",attributes:{class:["ck","ck-color-picker__row"]},children:this.children});}getParsedColor(){return Zw(this.inputView.fieldView.element.value)}}function Zw(e){if(!e)return null;const t=e.trim().replace(/^#/,"");return [3,4,6,8].includes(t.length)&&/^(([0-9a-fA-F]{2}){3,4}|([0-9a-fA-F]){3,4})$/.test(t)?`#${t}`:null}class Xw extends(Dt(gn)){constructor(e){super(e),this.set("isEmpty",true),this.on("change",()=>{this.set("isEmpty",0===this.length);});}add(e,t){return this.find(t=>t.color===e.color)?this:super.add(e,t)}hasColor(e){return !!this.find(t=>t.color===e)}}class ev extends hh{items;colorDefinitions;focusTracker;columns;documentColors;documentColorsCount;staticColorsGrid;documentColorsGrid;colorPickerButtonView;removeColorButtonView;_focusables;_documentColorsLabel;_removeButtonLabel;_colorPickerLabel;constructor(e,{colors:t,columns:i,removeButtonLabel:n,documentColorsLabel:s,documentColorsCount:o,colorPickerLabel:r,focusTracker:a,focusables:l}){super(e);const c=this.bindTemplate;this.set("isVisible",true),this.focusTracker=a,this.items=this.createCollection(),this.colorDefinitions=t,this.columns=i,this.documentColors=new Xw,this.documentColorsCount=o,this._focusables=l,this._removeButtonLabel=n,this._colorPickerLabel=r,this._documentColorsLabel=s,this.setTemplate({tag:"div",attributes:{class:["ck-color-grids-fragment",c.if("isVisible","ck-hidden",e=>!e)]},children:this.items}),this.removeColorButtonView=this._createRemoveColorButton(),this.items.add(this.removeColorButtonView);}updateDocumentColors(e,t){const i=e.document,n=this.documentColorsCount;this.documentColors.clear();for(const s of i.getRoots()){const i=e.createRangeIn(s);for(const e of i.getItems())if(e.is("$textProxy")&&e.hasAttribute(t)&&(this._addColorToDocumentColors(e.getAttribute(t)),this.documentColors.length>=n))return}}updateSelectedColors(){const e=this.documentColorsGrid,t=this.staticColorsGrid,i=this.selectedColor;t.selectedColor=i,e&&(e.selectedColor=i);}render(){if(super.render(),this.staticColorsGrid=this._createStaticColorsGrid(),this.items.add(this.staticColorsGrid),this.documentColorsCount){const e=Ud.bind(this.documentColors,this.documentColors),t=new hh(this.locale);t.setTemplate({tag:"span",attributes:{class:["ck","ck-color-grid__label",e.if("isEmpty","ck-hidden")]},children:[{text:this._documentColorsLabel}]}),this.items.add(t),this.documentColorsGrid=this._createDocumentColorsGrid(),this.items.add(this.documentColorsGrid);}this._createColorPickerButton(),this._addColorSelectorElementsToFocusTracker();}focus(){this.removeColorButtonView.focus();}destroy(){super.destroy();}addColorPickerButton(){this.colorPickerButtonView&&(this.items.add(this.colorPickerButtonView),this.focusTracker.add(this.colorPickerButtonView.element),this._focusables.add(this.colorPickerButtonView));}_addColorSelectorElementsToFocusTracker(){this.focusTracker.add(this.removeColorButtonView.element),this._focusables.add(this.removeColorButtonView),this.staticColorsGrid&&(this.focusTracker.add(this.staticColorsGrid.element),this._focusables.add(this.staticColorsGrid)),this.documentColorsGrid&&(this.focusTracker.add(this.documentColorsGrid.element),this._focusables.add(this.documentColorsGrid));}_createColorPickerButton(){this.colorPickerButtonView=new yp,this.colorPickerButtonView.set({label:this._colorPickerLabel,withText:true,icon:pm,class:"ck-color-selector__color-picker"}),this.colorPickerButtonView.on("execute",()=>{this.fire("colorPicker:show");});}_createRemoveColorButton(){const e=new yp;return e.set({withText:true,icon:Bm,label:this._removeButtonLabel}),e.class="ck-color-selector__remove-color",e.on("execute",()=>{this.fire("execute",{value:null,source:"removeColorButton"});}),e.render(),e}_createStaticColorsGrid(){const e=new nb(this.locale,{colorDefinitions:this.colorDefinitions,columns:this.columns});return e.on("execute",(e,t)=>{this.fire("execute",{value:t.value,source:"staticColorsGrid"});}),e}_createDocumentColorsGrid(){const e=Ud.bind(this.documentColors,this.documentColors),t=new nb(this.locale,{columns:this.columns});return t.extendTemplate({attributes:{class:e.if("isEmpty","ck-hidden")}}),t.items.bindTo(this.documentColors).using(e=>{const t=new ib;return t.set({color:e.color,hasBorder:e.options?.hasBorder}),e.label&&t.set({label:e.label,tooltip:true}),t.on("execute",()=>{this.fire("execute",{value:e.color,source:"documentColorsGrid"});}),t}),this.documentColors.on("change:isEmpty",(e,i,n)=>{n&&(t.selectedColor=null);}),t}_addColorToDocumentColors(e){const t=this.colorDefinitions.find(t=>t.color===e);t?this.documentColors.add(Object.assign({},t)):this.documentColors.add({color:e,label:e,options:{hasBorder:false}});}}class tv extends hh{items;colorPickerView;saveButtonView;cancelButtonView;actionBarView;focusTracker;keystrokes;_focusables;_colorPickerViewConfig;constructor(e,{focusTracker:t,focusables:i,keystrokes:n,colorPickerViewConfig:s}){super(e),this.items=this.createCollection(),this.focusTracker=t,this.keystrokes=n,this.set("isVisible",false),this.set("selectedColor",void 0),this._focusables=i,this._colorPickerViewConfig=s;const o=this.bindTemplate,{saveButtonView:r,cancelButtonView:a}=this._createActionButtons();this.saveButtonView=r,this.cancelButtonView=a,this.actionBarView=this._createActionBarView({saveButtonView:r,cancelButtonView:a}),this.setTemplate({tag:"div",attributes:{class:["ck-color-picker-fragment",o.if("isVisible","ck-hidden",e=>!e)]},children:this.items});}render(){super.render();const e=new Gw(this.locale,{...this._colorPickerViewConfig});this.colorPickerView=e,this.colorPickerView.render(),this.selectedColor&&(e.color=this.selectedColor),this.listenTo(this,"change:selectedColor",(t,i,n)=>{e.color=n;}),this.items.add(this.colorPickerView),this.items.add(this.actionBarView),this._addColorPickersElementsToFocusTracker(),this._stopPropagationOnArrowsKeys(),this._executeOnEnterPress(),this._executeUponColorChange();}destroy(){super.destroy();}focus(){this.colorPickerView.focus();}resetValidationStatus(){this.colorPickerView.resetValidationStatus();}_executeOnEnterPress(){this.keystrokes.set("enter",e=>{this.isVisible&&this.focusTracker.focusedElement!==this.cancelButtonView.element&&this.colorPickerView.isValid()&&(this.fire("execute",{value:this.selectedColor}),e.stopPropagation(),e.preventDefault());});}_stopPropagationOnArrowsKeys(){const e=e=>e.stopPropagation();this.keystrokes.set("arrowright",e),this.keystrokes.set("arrowleft",e),this.keystrokes.set("arrowup",e),this.keystrokes.set("arrowdown",e);}_addColorPickersElementsToFocusTracker(){for(const e of this.colorPickerView.slidersView)this.focusTracker.add(e.element),this._focusables.add(e);const e=this.colorPickerView.hexInputRow.children.get(1);e.element&&(this.focusTracker.add(e.element),this._focusables.add(e)),this.focusTracker.add(this.saveButtonView.element),this._focusables.add(this.saveButtonView),this.focusTracker.add(this.cancelButtonView.element),this._focusables.add(this.cancelButtonView);}_createActionBarView({saveButtonView:e,cancelButtonView:t}){const i=new hh,n=this.createCollection();return n.add(e),n.add(t),i.setTemplate({tag:"div",attributes:{class:["ck","ck-color-selector_action-bar"]},children:n}),i}_createActionButtons(){const e=this.locale,t=e.t,i=new yp(e),n=new yp(e);return i.set({icon:am,class:"ck-button-save",type:"button",withText:false,label:t("Accept")}),n.set({icon:sm,class:"ck-button-cancel",type:"button",withText:false,label:t("Cancel")}),i.on("execute",()=>{this.colorPickerView.isValid()&&this.fire("execute",{source:"colorPickerSaveButton",value:this.selectedColor});}),n.on("execute",()=>{this.fire("colorPicker:cancel");}),{saveButtonView:i,cancelButtonView:n}}_executeUponColorChange(){this.colorPickerView.on("colorSelected",(e,t)=>{this.fire("execute",{value:t.color,source:"colorPicker"}),this.set("selectedColor",t.color);});}}class iv extends hh{focusTracker;keystrokes;items;colorGridsFragmentView;colorPickerFragmentView;_focusCycler;_focusables;_colorPickerViewConfig;constructor(e,{colors:t,columns:i,removeButtonLabel:n,documentColorsLabel:s,documentColorsCount:o,colorPickerLabel:r,colorPickerViewConfig:a}){super(e),this.items=this.createCollection(),this.focusTracker=new bn,this.keystrokes=new yn,this._focusables=new qd,this._colorPickerViewConfig=a,this._focusCycler=new xp({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}}),this.colorGridsFragmentView=new ev(e,{colors:t,columns:i,removeButtonLabel:n,documentColorsLabel:s,documentColorsCount:o,colorPickerLabel:r,focusTracker:this.focusTracker,focusables:this._focusables}),this.colorPickerFragmentView=new tv(e,{focusables:this._focusables,focusTracker:this.focusTracker,keystrokes:this.keystrokes,colorPickerViewConfig:a}),this.set("_isColorGridsFragmentVisible",true),this.set("_isColorPickerFragmentVisible",false),this.set("selectedColor",void 0),this.colorGridsFragmentView.bind("isVisible").to(this,"_isColorGridsFragmentVisible"),this.colorPickerFragmentView.bind("isVisible").to(this,"_isColorPickerFragmentVisible"),this.on("change:selectedColor",(e,t,i)=>{this.colorGridsFragmentView.set("selectedColor",i),this.colorPickerFragmentView.set("selectedColor",i);}),this.colorGridsFragmentView.on("change:selectedColor",(e,t,i)=>{this.set("selectedColor",i);}),this.colorPickerFragmentView.on("change:selectedColor",(e,t,i)=>{this.set("selectedColor",i);}),this.setTemplate({tag:"div",attributes:{class:["ck","ck-color-selector"]},children:this.items});}render(){super.render(),this.keystrokes.listenTo(this.element);}destroy(){super.destroy(),this.focusTracker.destroy(),this.keystrokes.destroy();}appendUI(){this._appendColorGridsFragment(),this._colorPickerViewConfig&&this._appendColorPickerFragment();}showColorPickerFragment(){this.colorPickerFragmentView.colorPickerView&&!this._isColorPickerFragmentVisible&&(this._isColorPickerFragmentVisible=true,this.colorPickerFragmentView.focus(),this.colorPickerFragmentView.resetValidationStatus(),this._isColorGridsFragmentVisible=false);}showColorGridsFragment(){this._isColorGridsFragmentVisible||(this._isColorGridsFragmentVisible=true,this.colorGridsFragmentView.focus(),this._isColorPickerFragmentVisible=false);}focus(){this._focusCycler.focusFirst();}focusLast(){this._focusCycler.focusLast();}updateDocumentColors(e,t){this.colorGridsFragmentView.updateDocumentColors(e,t);}updateSelectedColors(){this.colorGridsFragmentView.updateSelectedColors();}_appendColorGridsFragment(){this.items.length||(this.items.add(this.colorGridsFragmentView),this.colorGridsFragmentView.delegate("execute").to(this),this.colorGridsFragmentView.delegate("colorPicker:show").to(this));}_appendColorPickerFragment(){2!==this.items.length&&(this.items.add(this.colorPickerFragmentView),this.colorGridsFragmentView.colorPickerButtonView&&this.colorGridsFragmentView.colorPickerButtonView.on("execute",()=>{this.showColorPickerFragment();}),this.colorGridsFragmentView.addColorPickerButton(),this.colorPickerFragmentView.delegate("execute").to(this),this.colorPickerFragmentView.delegate("colorPicker:cancel").to(this));}}class nv{editor;_components=new Map;constructor(e){this.editor=e;}*names(){for(const e of this._components.values())yield e.originalName;}add(e,t){this._components.set(sv(e),{callback:t,originalName:e});}create(e){if(!this.has(e))throw new I("componentfactory-item-missing",this,{name:e});return this._components.get(sv(e)).callback(this.editor.locale)}has(e){return this._components.has(sv(e))}}function sv(e){return String(e).toLowerCase()}const ov="ck-tooltip";class rv extends(ni()){tooltipTextView;balloonPanelView;static defaultBalloonPositions=Hp.generatePositions({heightOffset:5,sideOffset:13});_currentElementWithTooltip=null;_currentTooltipPosition=null;_mutationObserver=null;_pinTooltipDebounced;_unpinTooltipDebounced;_watchdogExcluded;static _editors=new Set;static _instance=null;constructor(t){if(super(),rv._editors.add(t),rv._instance)return rv._instance;rv._instance=this,this.tooltipTextView=new hh(t.locale),this.tooltipTextView.set("text",""),this.tooltipTextView.setTemplate({tag:"span",attributes:{class:["ck","ck-tooltip__text"]},children:[{text:this.tooltipTextView.bindTemplate.to("text")}]}),this.balloonPanelView=new Hp(t.locale),this.balloonPanelView.class=ov,this.balloonPanelView.content.add(this.tooltipTextView),this._mutationObserver=function(e){const t=new MutationObserver(()=>{e();});return {attach(e){t.observe(e,{attributes:true,attributeFilter:["data-cke-tooltip-text","data-cke-tooltip-position"]});},detach(){t.disconnect();}}}(()=>{this._updateTooltipPosition();}),this._pinTooltipDebounced=tt(this._pinTooltip,600),this._unpinTooltipDebounced=tt(this._unpinTooltip,400),this.listenTo(exports.global.document,"keydown",this._onKeyDown.bind(this),{useCapture:true}),this.listenTo(exports.global.document,"mouseenter",this._onEnterOrFocus.bind(this),{useCapture:true}),this.listenTo(exports.global.document,"mouseleave",this._onLeaveOrBlur.bind(this),{useCapture:true}),this.listenTo(exports.global.document,"focus",this._onEnterOrFocus.bind(this),{useCapture:true}),this.listenTo(exports.global.document,"blur",this._onLeaveOrBlur.bind(this),{useCapture:true}),this.listenTo(exports.global.document,"scroll",this._onScroll.bind(this),{useCapture:true}),this._watchdogExcluded=true;}destroy(e){const t=e.ui.view&&e.ui.view.body;rv._editors.delete(e),this.stopListening(e.ui),t&&t.has(this.balloonPanelView)&&t.remove(this.balloonPanelView),rv._editors.size||(this._unpinTooltip(),this.balloonPanelView.destroy(),this.stopListening(),rv._instance=null);}static getPositioningFunctions(e){const t=rv.defaultBalloonPositions;return {s:[t.southArrowNorth,t.southArrowNorthEast,t.southArrowNorthWest],n:[t.northArrowSouth],e:[t.eastArrowWest],w:[t.westArrowEast],sw:[t.southArrowNorthEast],se:[t.southArrowNorthWest]}[e]}_onKeyDown(e,t){"Escape"===t.key&&this._currentElementWithTooltip&&(this._unpinTooltip(),t.stopPropagation());}_onEnterOrFocus(e,{target:t}){const i=av(t);i?i!==this._currentElementWithTooltip?(this._unpinTooltip(),"focus"===e.name&&!i.matches(":hover")||i.matches("[data-cke-tooltip-instant]")?this._pinTooltip(i,lv(i)):this._pinTooltipDebounced(i,lv(i))):this._unpinTooltipDebounced.cancel():"focus"===e.name&&this._unpinTooltip();}_onLeaveOrBlur(e,{target:t,relatedTarget:i}){if("mouseleave"===e.name){if(!xt(t))return;const e=this.balloonPanelView.element,n=e&&(e===i||e.contains(i)),s=!n&&t===e;if(n)return void this._unpinTooltipDebounced.cancel();if(!s&&this._currentElementWithTooltip&&t!==this._currentElementWithTooltip)return;const o=av(t),r=av(i);(s||o&&o!==r)&&(this._pinTooltipDebounced.cancel(),this._currentElementWithTooltip&&this._currentElementWithTooltip.matches("[data-cke-tooltip-instant]")||o&&o.matches("[data-cke-tooltip-instant]")?this._unpinTooltip():this._unpinTooltipDebounced());}else {if(this._currentElementWithTooltip&&t!==this._currentElementWithTooltip)return;this._pinTooltipDebounced.cancel(),this._unpinTooltipDebounced();}}_onScroll(e,{target:t}){this._currentElementWithTooltip&&(t.contains(this.balloonPanelView.element)&&t.contains(this._currentElementWithTooltip)||this._unpinTooltip());}_pinTooltip(e,{text:t,position:i,cssClass:n}){this._unpinTooltip();const s=fn(rv._editors.values()).ui.view.body;s.has(this.balloonPanelView)||s.add(this.balloonPanelView),this.tooltipTextView.text=t,this.balloonPanelView.class=[ov,n].filter(e=>e).join(" "),this.balloonPanelView.pin({target:e,positions:rv.getPositioningFunctions(i)}),this._mutationObserver.attach(e);for(const e of rv._editors)this.listenTo(e.ui,"update",this._updateTooltipPosition.bind(this),{priority:"low"});this._currentElementWithTooltip=e,this._currentTooltipPosition=i;}_unpinTooltip(){this._unpinTooltipDebounced.cancel(),this._pinTooltipDebounced.cancel(),this.balloonPanelView.unpin();for(const e of rv._editors)this.stopListening(e.ui,"update");this._currentElementWithTooltip=null,this._currentTooltipPosition=null,this.tooltipTextView.text="",this._mutationObserver.detach();}_updateTooltipPosition(){if(!this._currentElementWithTooltip)return;const e=lv(this._currentElementWithTooltip);Ii(this._currentElementWithTooltip)&&e.text?this.balloonPanelView.pin({target:this._currentElementWithTooltip,positions:rv.getPositioningFunctions(e.position)}):this._unpinTooltip();}}function av(e){return xt(e)?e.closest("[data-cke-tooltip-text]:not([data-cke-tooltip-disabled])"):null}function lv(e){return {text:e.dataset.ckeTooltipText,position:e.dataset.ckeTooltipPosition||"s",cssClass:e.dataset.ckeTooltipClass||""}}class cv extends Up{licenseTypeMessage={evaluation:"For evaluation purposes only",trial:"For evaluation purposes only",development:"For development purposes only"};constructor(e){super(e,{balloonClass:"ck-evaluation-badge-balloon"});}_isEnabled(){const e=dv(this.editor.config.get("licenseKey"));return Boolean(e&&this.licenseTypeMessage[e])}_createBadgeContent(){const e=dv(this.editor.config.get("licenseKey"));return new uv(this.editor.locale,this.licenseTypeMessage[e])}_getNormalizedConfig(){const e=super._getNormalizedConfig(),t=this.editor.config.get("ui.poweredBy")||{};return {position:t.position||e.position,side:"left"===(t.side||e.side)?"right":"left",verticalOffset:e.verticalOffset,horizontalOffset:e.horizontalOffset}}}class uv extends hh{constructor(e,t){super(e),this.setTemplate({tag:"div",attributes:{class:["ck","ck-evaluation-badge"],"aria-hidden":true},children:[{tag:"span",attributes:{class:["ck","ck-evaluation-badge__label"]},children:[t]}]});}}function dv(e){if("GPL"==e)return "GPL";const t=Pn(e.split(".")[1]);return t?t.licenseType||"production":null}class hv extends Fb{constructor(e,t){super(e);const i=this.bindTemplate;this.extendTemplate({attributes:{class:["ck-menu-bar__menu__item"]},on:{mouseenter:i.to("mouseenter")}}),this.delegate("mouseenter").to(t);}}const mv={toggleMenusAndFocusItemsOnHover(e){e.on("menu:mouseenter",t=>{if(e.isFocusBorderEnabled||e.isOpen){if(e.isOpen)for(const i of e.menus){const e=t.path[0],n=e instanceof hv&&e.children.first===i;i.isOpen=(t.path.includes(i)||n)&&i.isEnabled;}t.source.focus();}});},focusCycleMenusOnArrows(e){const t="rtl"===e.locale.uiLanguageDirection;function i(t,i){const n=e.children.getIndex(t),s=t.isOpen,o=e.children.length,r=e.children.get((n+o+i)%o);t.isOpen=false,s&&(r.isOpen=true),r.buttonView.focus();}e.on("menu:arrowright",e=>{i(e.source,t?-1:1);}),e.on("menu:arrowleft",e=>{i(e.source,t?1:-1);});},closeMenusWhenTheBarCloses(e){e.on("change:isOpen",()=>{e.isOpen||e.menus.forEach(e=>{e.isOpen=false;});});},closeMenuWhenAnotherOnTheSameLevelOpens(e){e.on("menu:change:isOpen",(t,i,n)=>{n&&e.menus.filter(e=>t.source.parentMenuView===e.parentMenuView&&t.source!==e&&e.isOpen).forEach(e=>{e.isOpen=false;});});},closeOnClickOutside(e){bh({emitter:e,activator:()=>e.isOpen,callback:()=>e.close(),contextElements:()=>e.children.map(e=>e.element)});},enableFocusHighlightOnInteraction(e){let t=false;e.on("change:isOpen",(i,n,s)=>{s||(t||(e.isFocusBorderEnabled=false),t=false);}),e.listenTo(e.element,"keydown",()=>{t=true;},{useCapture:true}),e.listenTo(e.element,"keyup",()=>{t=false;},{useCapture:true}),e.listenTo(e.element,"focus",()=>{t&&(e.isFocusBorderEnabled=true);},{useCapture:true});}},gv={openAndFocusPanelOnArrowDownKey(e){e.keystrokes.set("arrowdown",(t,i)=>{e.isEnabled&&e.focusTracker.focusedElement===e.buttonView.element&&(e.isOpen||(e.isOpen=true),e.panelView.focus(),i());});},openOnArrowRightKey(e){const t="rtl"===e.locale.uiLanguageDirection?"arrowleft":"arrowright";e.keystrokes.set(t,(t,i)=>{e.focusTracker.focusedElement===e.buttonView.element&&e.isEnabled&&(e.isOpen||(e.isOpen=true),e.panelView.focus(),i());});},openOnButtonClick(e){e.buttonView.on("execute",()=>{e.isOpen=true;});},toggleOnButtonClick(e){e.buttonView.on("execute",()=>{e.isOpen=!e.isOpen;});},openAndFocusOnEnterKeyPress(e){e.keystrokes.set("enter",(t,i)=>{e.focusTracker.focusedElement===e.buttonView.element&&(e.isOpen=true,e.panelView.focus(),i());});},closeOnArrowLeftKey(e){const t="rtl"===e.locale.uiLanguageDirection?"arrowright":"arrowleft";e.keystrokes.set(t,(t,i)=>{e.isOpen&&(e.isOpen=false,e.focus(),i());});},closeOnEscKey(e){e.keystrokes.set("esc",(t,i)=>{e.isOpen&&(e.isOpen=false,e.focus(),i());});},closeOnParentClose(e){e.parentMenuView.on("change:isOpen",(t,i,n)=>{n||t.source!==e.parentMenuView||(e.isOpen=false);});}},fv={southEast:e=>({top:e.bottom,left:e.left,name:"se"}),southWest:(e,t)=>({top:e.bottom,left:e.left-t.width+e.width,name:"sw"}),northEast:(e,t)=>({top:e.top-t.height,left:e.left,name:"ne"}),northWest:(e,t)=>({top:e.top-t.height,left:e.left-t.width+e.width,name:"nw"}),eastSouth:e=>({top:e.top,left:e.right-5,name:"es"}),eastNorth:(e,t)=>({top:e.top-t.height,left:e.right-5,name:"en"}),westSouth:(e,t)=>({top:e.top,left:e.left-t.width+5,name:"ws"}),westNorth:(e,t)=>({top:e.top-t.height,left:e.left-t.width+5,name:"wn"})},pv=[{menuId:"file",label:"File",groups:[{groupId:"export",items:["menuBar:exportPdf","menuBar:exportWord"]},{groupId:"import",items:["menuBar:importWord"]},{groupId:"revisionHistory",items:["menuBar:revisionHistory"]}]},{menuId:"edit",label:"Edit",groups:[{groupId:"undo",items:["menuBar:undo","menuBar:redo"]},{groupId:"selectAll",items:["menuBar:selectAll"]},{groupId:"findAndReplace",items:["menuBar:findAndReplace"]}]},{menuId:"view",label:"View",groups:[{groupId:"sourceEditingEnhanced",items:["menuBar:sourceEditingEnhanced"]},{groupId:"sourceEditing",items:["menuBar:sourceEditing"]},{groupId:"showBlocks",items:["menuBar:showBlocks"]},{groupId:"previewMergeFields",items:["menuBar:previewMergeFields"]},{groupId:"fullscreen",items:["menuBar:fullscreen"]},{groupId:"restrictedEditing",items:["menuBar:restrictedEditing"]}]},{menuId:"insert",label:"Insert",groups:[{groupId:"insertMainWidgets",items:["menuBar:insertImage","menuBar:ckbox","menuBar:ckfinder","menuBar:insertTable","menuBar:insertTableLayout"]},{groupId:"insertInline",items:["menuBar:link","menuBar:insertFootnote","menuBar:bookmark","menuBar:comment","menuBar:insertMergeField","menuBar:emoji"]},{groupId:"insertMinorWidgets",items:["menuBar:mediaEmbed","menuBar:insertTemplate","menuBar:specialCharacters","menuBar:blockQuote","menuBar:codeBlock","menuBar:htmlEmbed"]},{groupId:"insertStructureWidgets",items:["menuBar:horizontalLine","menuBar:pageBreak","menuBar:tableOfContents"]},{groupId:"restrictedEditingException",items:["menuBar:restrictedEditingException:inline","menuBar:restrictedEditingException:block"]}]},{menuId:"format",label:"Format",groups:[{groupId:"textAndFont",items:[{menuId:"text",label:"Text",groups:[{groupId:"basicStyles",items:["menuBar:bold","menuBar:italic","menuBar:underline","menuBar:strikethrough","menuBar:superscript","menuBar:subscript","menuBar:code"]},{groupId:"textPartLanguage",items:["menuBar:textPartLanguage"]}]},{menuId:"font",label:"Font",groups:[{groupId:"fontProperties",items:["menuBar:fontSize","menuBar:fontFamily"]},{groupId:"fontColors",items:["menuBar:fontColor","menuBar:fontBackgroundColor"]},{groupId:"highlight",items:["menuBar:highlight"]}]},"menuBar:heading"]},{groupId:"list",items:["menuBar:bulletedList","menuBar:numberedList","menuBar:multiLevelList","menuBar:todoList"]},{groupId:"indent",items:["menuBar:alignment","menuBar:lineHeight","menuBar:indent","menuBar:outdent"]},{groupId:"caseChange",items:["menuBar:caseChange"]},{groupId:"removeFormat",items:["menuBar:removeFormat"]}]},{menuId:"tools",label:"Tools",groups:[{groupId:"aiTools",items:["menuBar:aiAssistant","menuBar:aiCommands","menuBar:toggleAi","menuBar:aiQuickActions"]},{groupId:"tools",items:["menuBar:trackChanges","menuBar:commentsArchive"]}]},{menuId:"help",label:"Help",groups:[{groupId:"help",items:["menuBar:accessibilityHelp"]}]}];function bv(e){let t;return t="items"in e&&e.items?{items:e.items,removeItems:[],addItems:[],isVisible:true,isUsingDefaultConfig:false,...e}:{items:Fe(pv),addItems:[],removeItems:[],isVisible:true,isUsingDefaultConfig:true,...e},t}function wv({normalizedConfig:e,locale:t,componentFactory:i,extraItems:n}){const s=Fe(e);return vv(e,s,n),function(e,t){const i=t.removeItems,n=[];t.items=t.items.filter(({menuId:e})=>!i.includes(e)||(n.push(e),false)),Cv(t.items,e=>{e.groups=e.groups.filter(({groupId:e})=>!i.includes(e)||(n.push(e),false));for(const t of e.groups)t.items=t.items.filter(e=>{const t=Sv(e);return !i.includes(t)||(n.push(t),false)});});for(const t of i)n.includes(t)||P("menu-bar-item-could-not-be-removed",{menuBarConfig:e,itemName:t});}(e,s),vv(e,s,s.addItems),function(e,t,i){Cv(t.items,n=>{for(const s of n.groups)s.items=s.items.filter(s=>{const o="string"==typeof s&&!i.has(s);return o&&!t.isUsingDefaultConfig&&P("menu-bar-item-unavailable",{menuBarConfig:e,parentMenuConfig:Fe(n),componentName:s}),!o});});}(e,s,i),yv(e,s),function(e,t){const i=t.t,n={File:i({string:"File",id:"MENU_BAR_MENU_FILE"}),Edit:i({string:"Edit",id:"MENU_BAR_MENU_EDIT"}),View:i({string:"View",id:"MENU_BAR_MENU_VIEW"}),Insert:i({string:"Insert",id:"MENU_BAR_MENU_INSERT"}),Format:i({string:"Format",id:"MENU_BAR_MENU_FORMAT"}),Tools:i({string:"Tools",id:"MENU_BAR_MENU_TOOLS"}),Help:i({string:"Help",id:"MENU_BAR_MENU_HELP"}),Text:i({string:"Text",id:"MENU_BAR_MENU_TEXT"}),Font:i({string:"Font",id:"MENU_BAR_MENU_FONT"})};Cv(e.items,e=>{e.label in n&&(e.label=n[e.label]);});}(s,t),s}function vv(e,t,i){const n=[];if(0!=i.length){for(const e of i){const i=Ev(e.position),s=Tv(e.position);if(xv(e))if(s){const o=t.items.findIndex(e=>e.menuId===s);if(-1!=o)"before"===i?(t.items.splice(o,0,e.menu),n.push(e)):"after"===i&&(t.items.splice(o+1,0,e.menu),n.push(e));else {_v(t,e.menu,s,i)&&n.push(e);}}else "start"===i?(t.items.unshift(e.menu),n.push(e)):"end"===i&&(t.items.push(e.menu),n.push(e));else if(Av(e))Cv(t.items,t=>{if(t.menuId===s)"start"===i?(t.groups.unshift(e.group),n.push(e)):"end"===i&&(t.groups.push(e.group),n.push(e));else {const o=t.groups.findIndex(e=>e.groupId===s);-1!==o&&("before"===i?(t.groups.splice(o,0,e.group),n.push(e)):"after"===i&&(t.groups.splice(o+1,0,e.group),n.push(e)));}});else {_v(t,e.item,s,i)&&n.push(e);}}for(const t of i)n.includes(t)||P("menu-bar-item-could-not-be-added",{menuBarConfig:e,addedItemConfig:t});}}function _v(e,t,i,n){let s=false;return Cv(e.items,e=>{for(const{groupId:o,items:r}of e.groups){if(s)return;if(o===i)"start"===n?(r.unshift(t),s=true):"end"===n&&(r.push(t),s=true);else {const e=r.findIndex(e=>Sv(e)===i);-1!==e&&("before"===n?(r.splice(e,0,t),s=true):"after"===n&&(r.splice(e+1,0,t),s=true));}}}),s}function yv(e,t){const i=t.isUsingDefaultConfig;let n=false;t.items=t.items.filter(t=>!!t.groups.length||(kv(e,t,i),false)),t.items.length?(Cv(t.items,t=>{t.groups=t.groups.filter(e=>!!e.items.length||(n=true,false));for(const s of t.groups)s.items=s.items.filter(t=>!(Iv(t)&&!t.groups.length)||(kv(e,t,i),n=true,false));}),n&&yv(e,t)):kv(e,e,i);}function kv(e,t,i){i||P("menu-bar-menu-empty",{menuBarConfig:e,emptyMenuConfig:t});}function Cv(e,t){if(Array.isArray(e))for(const t of e)i(t);function i(e){t(e);for(const t of e.groups)for(const e of t.items)Iv(e)&&i(e);}}function xv(e){return "object"==typeof e&&"menu"in e}function Av(e){return "object"==typeof e&&"group"in e}function Ev(e){return e.startsWith("start")?"start":e.startsWith("end")?"end":e.startsWith("after")?"after":"before"}function Tv(e){const t=e.match(/^[^:]+:(.+)/);return t?t[1]:null}function Sv(e){return "string"==typeof e?e:e.menuId}function Iv(e){return "object"==typeof e&&"menuId"in e}class Pv extends(Dt()){editor;componentFactory;focusTracker;tooltipManager;poweredBy;evaluationBadge;ariaLiveAnnouncer;isReady=false;_editableElementsMap=new Map;_focusableToolbarDefinitions=[];_extraMenuBarElements=[];_lastFocusedForeignElement=null;_domEmitter;constructor(e){super();const t=e.editing.view;this.editor=e,this.componentFactory=new nv(e),this.focusTracker=new bn,this.tooltipManager=new rv(e),this.poweredBy=new jp(e),this.evaluationBadge=new cv(e),this.ariaLiveAnnouncer=new gh(e),this._initViewportOffset(this._readViewportOffsetFromConfig()),this.once("ready",()=>{this._bindBodyCollectionWithFocusTracker(),this.isReady=true;}),this.listenTo(t.document,"layoutChanged",this.update.bind(this)),this.listenTo(t,"scrollToTheSelection",this._handleScrollToTheSelection.bind(this)),this._initFocusTracking(),this._initVisualViewportSupport();}get element(){return null}update(){this.fire("update");}destroy(){this.stopListening(),this.focusTracker.destroy(),this.tooltipManager.destroy(this.editor),this.poweredBy.destroy(),this.evaluationBadge.destroy();for(const e of this._editableElementsMap.values())e.ckeditorInstance=null,this.editor.keystrokes.stopListening(e);this._editableElementsMap=new Map,this._focusableToolbarDefinitions=[],this._domEmitter&&this._domEmitter.stopListening();}setEditableElement(e,t){this._editableElementsMap.set(e,t),t.ckeditorInstance||(t.ckeditorInstance=this.editor),this.focusTracker.add(t);const i=()=>{this.editor.editing.view.getDomRoot(e)||this.editor.keystrokes.listenTo(t);};this.isReady?i():this.once("ready",i);}removeEditableElement(e){const t=this._editableElementsMap.get(e);t&&(this._editableElementsMap.delete(e),this.editor.keystrokes.stopListening(t),this.focusTracker.remove(t),t.ckeditorInstance=null);}getEditableElement(e="main"){return this._editableElementsMap.get(e)}getEditableElementsNames(){return this._editableElementsMap.keys()}addToolbar(e,t={}){e.isRendered?(this.focusTracker.add(e),this.editor.keystrokes.listenTo(e.element)):e.once("render",()=>{this.focusTracker.add(e),this.editor.keystrokes.listenTo(e.element);}),this._focusableToolbarDefinitions.push({toolbarView:e,options:t});}extendMenuBar(e){this._extraMenuBarElements.push(e);}initMenuBar(e){const t=e.element;this.focusTracker.add(t),this.editor.keystrokes.listenTo(t);const i=bv(this.editor.config.get("menuBar")||{});e.fillFromConfig(i,this.componentFactory,this._extraMenuBarElements),this.editor.keystrokes.set("Esc",(e,i)=>{t.contains(this.editor.ui.focusTracker.focusedElement)&&(this._lastFocusedForeignElement?(this._lastFocusedForeignElement.focus(),this._lastFocusedForeignElement=null):this.editor.editing.view.focus(),i());}),this.editor.keystrokes.set("Alt+F9",(i,n)=>{t.contains(this.editor.ui.focusTracker.focusedElement)||(this._saveLastFocusedForeignElement(),e.isFocusBorderEnabled=true,e.focus(),n());});}_readViewportOffsetFromConfig(){const e=this.editor,t=e.config.get("ui.viewportOffset");if(t)return t;const i=e.config.get("toolbar.viewportTopOffset");return i?(console.warn("editor-ui-deprecated-viewport-offset-config: The `toolbar.vieportTopOffset` configuration option is deprecated. It will be removed from future CKEditor versions. Use `ui.viewportOffset.top` instead."),{top:i}):{top:0}}_initFocusTracking(){const e=this.editor;let t;e.keystrokes.set("Alt+F10",(e,i)=>{this._saveLastFocusedForeignElement();const n=this._getCurrentFocusedToolbarDefinition();n&&t||(t=this._getFocusableCandidateToolbarDefinitions());for(let e=0;e{const n=this._getCurrentFocusedToolbarDefinition();n&&(this._lastFocusedForeignElement?(this._lastFocusedForeignElement.focus(),this._lastFocusedForeignElement=null):e.editing.view.focus(),n.options.afterBlur&&n.options.afterBlur(),i());});}_saveLastFocusedForeignElement(){const e=this.focusTracker.focusedElement;Array.from(this._editableElementsMap.values()).includes(e)&&!Array.from(this.editor.editing.view.domRoots.values()).includes(e)&&(this._lastFocusedForeignElement=e);}_getFocusableCandidateToolbarDefinitions(){const e=[];for(const t of this._focusableToolbarDefinitions){const{toolbarView:i,options:n}=t;(Ii(i.element)||n.beforeFocus)&&e.push(t);}return e.sort((e,t)=>Vv(e)-Vv(t)),e}_getCurrentFocusedToolbarDefinition(){for(const e of this._focusableToolbarDefinitions)if(e.toolbarView.element&&e.toolbarView.element.contains(this.focusTracker.focusedElement))return e;return null}_focusFocusableCandidateToolbar(e){const{toolbarView:t,options:{beforeFocus:i}}=e;return i&&i(),!!Ii(t.element)&&(t.focus(),true)}_handleScrollToTheSelection(e,t){const i={top:0,bottom:0,left:0,right:0,...this.viewportOffset};t.viewportOffset.top+=i.top,t.viewportOffset.bottom+=i.bottom,t.viewportOffset.left+=i.left,t.viewportOffset.right+=i.right;}_bindBodyCollectionWithFocusTracker(){const e=this.view.body;for(const t of e)this.focusTracker.add(t.element);e.on("add",(e,t)=>{this.focusTracker.add(t.element);}),e.on("remove",(e,t)=>{this.focusTracker.remove(t.element);});}_initViewportOffset(e){this.on("set:viewportOffset",(e,t,i)=>{const n=this._getVisualViewportTopOffset(i);i.visualTop!==n&&(e.return={...i,visualTop:n});}),this.set("viewportOffset",e);}_initVisualViewportSupport(){if(!exports.global.window.visualViewport)return;const t=()=>{const e=this._getVisualViewportTopOffset(this.viewportOffset);this.viewportOffset.visualTop!==e&&(this.viewportOffset={...this.viewportOffset,visualTop:e});};this._domEmitter=new(ni()),this._domEmitter.listenTo(exports.global.window.visualViewport,"scroll",t),this._domEmitter.listenTo(exports.global.window.visualViewport,"resize",t);}_getVisualViewportTopOffset(e){const t=Mi().top,i=e.top||0;return t>i?0:i-t}}function Vv(e){const{toolbarView:t,options:i}=e;let n=10;return Ii(t.element)&&n--,i.isContextual&&(n-=2),n}class Ov extends hh{body;menuBarView;toolbar;constructor(e){super(e),this.body=new Np(e);}render(){super.render(),this.body.attachToDom();}destroy(){return this.body.detachFromDom(),super.destroy()}}class Rv extends Ov{top;main;_voiceLabelView;constructor(e){super(e),this.top=this.createCollection(),this.main=this.createCollection(),this._voiceLabelView=this._createVoiceLabel(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-reset","ck-editor","ck-rounded-corners"],role:"application",dir:e.uiLanguageDirection,lang:e.uiLanguage,"aria-labelledby":this._voiceLabelView.id},children:[this._voiceLabelView,{tag:"div",attributes:{class:["ck","ck-editor__top","ck-reset_all"],role:"presentation"},children:this.top},{tag:"div",attributes:{class:["ck","ck-editor__main"],role:"presentation"},children:this.main}]});}_createVoiceLabel(){const e=this.t,t=new kh;return t.text=e("Rich Text Editor"),t.extendTemplate({attributes:{class:"ck-voice-label"}}),t}}class Bv extends hh{name=null;_editingView;_editableElement;_hasExternalElement;constructor(e,t,i){super(e),this.setTemplate({tag:"div",attributes:{class:["ck","ck-content","ck-editor__editable","ck-rounded-corners"],lang:e.contentLanguage,dir:e.contentLanguageDirection}}),this.set("isFocused",false),this._editableElement=i,this._hasExternalElement=!!this._editableElement,this._editingView=t;}render(){super.render(),this._hasExternalElement?this.template.apply(this.element=this._editableElement):this._editableElement=this.element,this.on("change:isFocused",()=>this._updateIsFocusedClasses()),this._updateIsFocusedClasses();}destroy(){this._hasExternalElement&&this.template.revert(this._editableElement),super.destroy();}get hasExternalElement(){return this._hasExternalElement}_updateIsFocusedClasses(){const e=this._editingView;function t(t){e.change(i=>{const n=e.document.getRoot(t.name);i.addClass(t.isFocused?"ck-focused":"ck-blurred",n),i.removeClass(t.isFocused?"ck-blurred":"ck-focused",n);});}e.isRenderingInProgress?function i(n){e.once("change:isRenderingInProgress",(e,s,o)=>{o?i(n):t(n);});}(this):t(this);}}class Mv extends Bv{_options;constructor(e,t,i,n={}){super(e,t,i),this._options=n,this.extendTemplate({attributes:{role:"textbox",class:"ck-editor__editable_inline"}});}render(){super.render();const e=this._editingView;e.change(t=>{const i=e.document.getRoot(this.name);t.setAttribute("aria-label",this.getEditableAriaLabel(),i);});}getEditableAriaLabel(){const e=this.locale.t,t=this._options.label,i=this._editableElement,n=this.name;if("string"==typeof t)return t;if("object"==typeof t)return t[n];if("function"==typeof t)return t(this);if(i){const e=i.getAttribute("aria-label");if(e)return e}return e("Rich Text Editor. Editing area: %0",n)}}class Lv extends hh{children;constructor(e,t={}){super(e);const i=this.bindTemplate;this.set("class",["ck","ck-form__row",...ln(t.class||[])]),this.children=this.createCollection(),t.children&&t.children.forEach(e=>this.children.add(e)),this.set("_role",null),this.set("_ariaLabelledBy",null),t.labelView&&this.set({_role:"group",_ariaLabelledBy:t.labelView.id}),this.setTemplate({tag:"div",attributes:{class:i.to("class",e=>e.join(" ")),role:i.to("_role"),"aria-labelledby":i.to("_ariaLabelledBy")},children:this.children});}}class Fv extends hh{constructor(e){super(e);const t=this.bindTemplate;this.setTemplate({tag:"iframe",attributes:{class:["ck","ck-reset_all"],sandbox:"allow-same-origin allow-scripts"},on:{load:t.to("loaded")}});}render(){return new Promise(e=>(this.on("loaded",e),super.render()))}}class Nv extends hh{labelView;inputView;statusView;constructor(e,t){super(e);const i=`ck-input-${A()}`,n=`ck-status-${A()}`;this.set("label",void 0),this.set("value",void 0),this.set("isReadOnly",false),this.set("errorText",null),this.set("infoText",null),this.labelView=this._createLabelView(i),this.inputView=this._createInputView(t,i,n),this.statusView=this._createStatusView(n),this.bind("_statusText").to(this,"errorText",this,"infoText",(e,t)=>e||t);const s=this.bindTemplate;this.setTemplate({tag:"div",attributes:{class:["ck","ck-labeled-input",s.if("isReadOnly","ck-disabled")]},children:[this.labelView,this.inputView,this.statusView]});}_createLabelView(e){const t=new kh(this.locale);return t.for=e,t.bind("text").to(this,"label"),t}_createInputView(e,t,i){const n=new e(this.locale,i);return n.id=t,n.ariaDescribedById=i,n.bind("value").to(this),n.bind("isReadOnly").to(this),n.bind("hasError").to(this,"errorText",e=>!!e),n.on("input",()=>{this.errorText=null;}),n}_createStatusView(e){const t=new hh(this.locale),i=this.bindTemplate;return t.setTemplate({tag:"div",attributes:{class:["ck","ck-labeled-input__status",i.if("errorText","ck-labeled-input__status_error"),i.if("_statusText","ck-hidden",e=>!e)],id:e,role:i.if("errorText","alert")},children:[{text:i.to("_statusText")}]}),t}select(){this.inputView.select();}focus(){this.inputView.focus();}}function Dv(e,t){let i=0,n=0;for(const s of t){const t=s,o=t.items,r=e&&!!t.label.match(e);t.labelView.highlightText(r?e:null);for(const t of o){const i=t.children.first,n=i.labelView;if(e){const s=!!i.label.match(e);n.highlightText(s?e:null),t.isVisible=r||s;}else t.isVisible=true,n.highlightText(null);}const a=o.filter(e=>e.isVisible).length;i+=t.items.length,n+=r?t.items.length:a,t.isVisible=r||!!a;}return {resultsCount:n,totalItemsCount:i}}class zv extends Xn{static get pluginName(){return "Notification"}static get isOfficialPlugin(){return true}init(){this.on("show:warning",(e,t)=>{window.alert(t.message);},{priority:"lowest"});}showSuccess(e,t={}){this._showNotification({message:e,type:"success",namespace:t.namespace,title:t.title});}showInfo(e,t={}){this._showNotification({message:e,type:"info",namespace:t.namespace,title:t.title});}showWarning(e,t={}){this._showNotification({message:e,type:"warning",namespace:t.namespace,title:t.title});}_showNotification(e){const t=e.namespace?`show:${e.type}:${e.namespace}`:`show:${e.type}`;this.fire(t,{message:e.message,type:e.type,title:e.title||""});}}class Hv extends(Dt()){constructor(e,t){super(),t&>(this,t),e&&this.set(e);}}const qv=xi("px");class Uv extends jn{positionLimiter;visibleStack;_viewToStack=new Map;_idToStack=new Map;_view=null;_rotatorView=null;_fakePanelsView=null;static get pluginName(){return "ContextualBalloon"}static get isOfficialPlugin(){return true}constructor(e){super(e),this.positionLimiter=()=>{const e=this.editor.editing.view,t=e.document.selection.editableElement;return t?e.domConverter.mapViewToDom(t.root):null},this.decorate("getPositionOptions"),this.set("visibleView",null),this.set("_numberOfStacks",0),this.set("_singleViewMode",false);}destroy(){super.destroy(),this._view&&this._view.destroy(),this._rotatorView&&this._rotatorView.destroy(),this._fakePanelsView&&this._fakePanelsView.destroy();}get view(){return this._view||this._createPanelView(),this._view}hasView(e){return Array.from(this._viewToStack.keys()).includes(e)}add(e){if(this._view||this._createPanelView(),this.hasView(e.view))throw new I("contextualballoon-add-view-exist",[this,e]);const t=e.stackId||"main";if(!this._idToStack.has(t))return this._idToStack.set(t,new Map([[e.view,e]])),this._viewToStack.set(e.view,this._idToStack.get(t)),this._numberOfStacks=this._idToStack.size,void(this._visibleStack&&!e.singleViewMode||this.showStack(t));const i=this._idToStack.get(t);e.singleViewMode&&this.showStack(t),i.set(e.view,e),this._viewToStack.set(e.view,i),i===this._visibleStack&&this._showView(e);}remove(e){if(!this.hasView(e))throw new I("contextualballoon-remove-view-not-exist",[this,e]);const t=this._viewToStack.get(e);this._singleViewMode&&this.visibleView===e&&(this._singleViewMode=false),this.visibleView===e&&(1===t.size?this._idToStack.size>1?this._showNextStack():(this.view.hide(),this.visibleView=null,this._rotatorView.hideView()):this._showView(Array.from(t.values())[t.size-2])),1===t.size?(this._idToStack.delete(this._getStackId(t)),this._numberOfStacks=this._idToStack.size):t.delete(e),this._viewToStack.delete(e);}updatePosition(e){e&&(this._visibleStack.get(this.visibleView).position=e),this.view.pin(this.getPositionOptions()),this._fakePanelsView.updatePosition();}getPositionOptions(){let e=Array.from(this._visibleStack.values()).pop().position;return e&&(e.limiter||(e=Object.assign({},e,{limiter:this.positionLimiter})),e=Object.assign({},e,{viewportOffsetConfig:{...this.editor.ui.viewportOffset,top:this.editor.ui.viewportOffset.visualTop}})),e}showStack(e){this.visibleStack=e;const t=this._idToStack.get(e);if(!t)throw new I("contextualballoon-showstack-stack-not-exist",this);this._visibleStack!==t&&this._showView(Array.from(t.values()).pop());}_createPanelView(){this._view=new Hp(this.editor.locale),this.editor.ui.view.body.add(this._view),this._rotatorView=this._createRotatorView(),this._fakePanelsView=this._createFakePanelsView();}get _visibleStack(){return this._viewToStack.get(this.visibleView)}_getStackId(e){return Array.from(this._idToStack.entries()).find(t=>t[1]===e)[0]}_showNextStack(){const e=Array.from(this._idToStack.values());let t=e.indexOf(this._visibleStack)+1;e[t]||(t=0),this.showStack(this._getStackId(e[t]));}_showPrevStack(){const e=Array.from(this._idToStack.values());let t=e.indexOf(this._visibleStack)-1;e[t]||(t=e.length-1),this.showStack(this._getStackId(e[t]));}_createRotatorView(){const e=new $v(this.editor.locale),t=this.editor.locale.t;return this.view.content.add(e),e.bind("isNavigationVisible").to(this,"_numberOfStacks",this,"_singleViewMode",(e,t)=>!t&&e>1),e.on("change:isNavigationVisible",()=>this.updatePosition(),{priority:"low"}),e.bind("counter").to(this,"visibleView",this,"_numberOfStacks",(e,i)=>{if(i<2)return "";const n=Array.from(this._idToStack.values()).indexOf(this._visibleStack)+1;return t("%0 of %1",[n,i])}),e.buttonNextView.on("execute",()=>{e.focusTracker.isFocused&&this.editor.editing.view.focus(),this._showNextStack();}),e.buttonPrevView.on("execute",()=>{e.focusTracker.isFocused&&this.editor.editing.view.focus(),this._showPrevStack();}),e}_createFakePanelsView(){const e=new jv(this.editor.locale,this.view);return e.bind("numberOfPanels").to(this,"_numberOfStacks",this,"_singleViewMode",(e,t)=>!t&&e>=2?Math.min(e-1,2):0),e.listenTo(this.view,"change:top",()=>e.updatePosition()),e.listenTo(this.view,"change:left",()=>e.updatePosition()),this.editor.ui.view.body.add(e),e}_showView({view:e,balloonClassName:t="",withArrow:i=true,singleViewMode:n=false}){this.view.class=t,this.view.withArrow=i,this._rotatorView.showView(e),this.visibleView=e,this.view.pin(this.getPositionOptions()),this._fakePanelsView.updatePosition(),n&&(this._singleViewMode=true);}}class $v extends hh{focusTracker;buttonPrevView;buttonNextView;content;constructor(e){super(e);const t=e.t,i=this.bindTemplate;this.set("isNavigationVisible",true),this.focusTracker=new bn,this.buttonPrevView=this._createButtonView(t("Previous"),bf),this.buttonNextView=this._createButtonView(t("Next"),Dg),this.content=this.createCollection(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-balloon-rotator"],"z-index":"-1"},children:[{tag:"div",attributes:{class:["ck-balloon-rotator__navigation",i.to("isNavigationVisible",e=>e?"":"ck-hidden")]},children:[this.buttonPrevView,{tag:"span",attributes:{class:["ck-balloon-rotator__counter"]},children:[{text:i.to("counter")}]},this.buttonNextView]},{tag:"div",attributes:{class:"ck-balloon-rotator__content"},children:this.content}]});}render(){super.render(),this.focusTracker.add(this.element);}destroy(){super.destroy(),this.focusTracker.destroy();}showView(e){this.hideView(),this.content.add(e);}hideView(){this.content.clear();}_createButtonView(e,t){const i=new yp(this.locale);return i.set({label:e,icon:t,tooltip:true}),i}}class jv extends hh{content;_balloonPanelView;constructor(e,t){super(e);const i=this.bindTemplate;this.set("top",0),this.set("left",0),this.set("height",0),this.set("width",0),this.set("numberOfPanels",0),this.content=this.createCollection(),this._balloonPanelView=t,this.setTemplate({tag:"div",attributes:{class:["ck-fake-panel",i.to("numberOfPanels",e=>e?"":"ck-hidden")],style:{top:i.to("top",qv),left:i.to("left",qv),width:i.to("width",qv),height:i.to("height",qv)}},children:this.content}),this.on("change:numberOfPanels",(e,t,i,n)=>{i>n?this._addPanels(i-n):this._removePanels(n-i),this.updatePosition();});}_addPanels(e){for(;e--;){const e=new hh;e.setTemplate({tag:"div"}),this.content.add(e),this.registerChild(e);}}_removePanels(e){for(;e--;){const e=this.content.last;this.content.remove(e),this.deregisterChild(e),e.destroy();}}updatePosition(){if(this.numberOfPanels){const{top:e,left:t}=this._balloonPanelView,{width:i,height:n}=new pi(this._balloonPanelView.element);Object.assign(this,{top:e,left:t,width:i,height:n});}}}const Wv=xi("px");class Gv extends hh{content;contentPanelElement;_contentPanelPlaceholder;constructor(e){super(e);const t=this.bindTemplate;this.set("isActive",false),this.set("isSticky",false),this.set("limiterElement",null),this.set("limiterBottomOffset",50),this.set("viewportTopOffset",0),this.set("_marginLeft",null),this.set("_isStickyToTheBottomOfLimiter",false),this.set("_stickyTopOffset",null),this.set("_stickyBottomOffset",null),this.content=this.createCollection(),this._contentPanelPlaceholder=new Ud({tag:"div",attributes:{class:["ck","ck-sticky-panel__placeholder"],style:{display:t.to("isSticky",e=>e?"block":"none"),height:t.to("isSticky",e=>e?Wv(this._contentPanelRect.height):null)}}}).render(),this.contentPanelElement=new Ud({tag:"div",attributes:{class:["ck","ck-sticky-panel__content",t.if("isSticky","ck-sticky-panel__content_sticky"),t.if("_isStickyToTheBottomOfLimiter","ck-sticky-panel__content_sticky_bottom-limit")],style:{width:t.to("isSticky",e=>e?Wv(this._contentPanelPlaceholder.getBoundingClientRect().width):null),top:t.to("_stickyTopOffset",e=>e?Wv(e):e),bottom:t.to("_stickyBottomOffset",e=>e?Wv(e):e),marginLeft:t.to("_marginLeft")}},children:this.content}).render(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-sticky-panel"]},children:[this._contentPanelPlaceholder,this.contentPanelElement]});}render(){super.render(),this.checkIfShouldBeSticky(),this.listenTo(exports.global.document,"scroll",()=>{this.checkIfShouldBeSticky();},{useCapture:true}),this.listenTo(this,"change:isActive",()=>{this.checkIfShouldBeSticky();}),exports.global.window.visualViewport&&(this.listenTo(exports.global.window.visualViewport,"scroll",()=>{this.checkIfShouldBeSticky();}),this.listenTo(exports.global.window.visualViewport,"resize",()=>{this.checkIfShouldBeSticky();}));}checkIfShouldBeSticky(){if(!this.limiterElement||!this.isActive)return void this._unstick();const t=new pi(this.limiterElement);let i=t.getVisible();if(i){const t=new pi(exports.global.window);t.top+=this.viewportTopOffset,t.height-=this.viewportTopOffset,i=i.getIntersection(t);}const{left:n,top:s}=Mi();if(t.moveBy(n,s),i&&i.moveBy(n,s),i&&t.topi.height){const e=Math.max(t.bottom-i.bottom,0)+this.limiterBottomOffset;this._contentPanelRect.height+e+1{this.reset(),this.focus(),this.fire("reset");}),this.resetButtonView.bind("isVisible").to(this.fieldView,"isEmpty",e=>!e),this.fieldWrapperChildren.add(this.resetButtonView),this.extendTemplate({attributes:{class:"ck-search__query_with-reset"}}));}reset(){this.fieldView.reset(),this._viewConfig.showResetButton&&(this.resetButtonView.isVisible=false);}}class Jv extends hh{constructor(){super();const e=this.bindTemplate;this.set({isVisible:false,primaryText:"",secondaryText:""}),this.setTemplate({tag:"div",attributes:{class:["ck","ck-search__info",e.if("isVisible","ck-hidden",e=>!e)],tabindex:-1},children:[{tag:"span",children:[{text:[e.to("primaryText")]}]},{tag:"span",children:[{text:[e.to("secondaryText")]}]}]});}focus(){this.element.focus();}}class Qv extends hh{focusTracker;children;_focusCycler;constructor(e){super(e),this.children=this.createCollection(),this.focusTracker=new bn,this.setTemplate({tag:"div",attributes:{class:["ck","ck-search__results"],tabindex:-1},children:this.children}),this._focusCycler=new xp({focusables:this.children,focusTracker:this.focusTracker});}render(){super.render();for(const e of this.children)this.focusTracker.add(e.element);}focus(){this._focusCycler.focusFirst();}focusFirst(){this._focusCycler.focusFirst();}focusLast(){this._focusCycler.focusLast();}}class Yv extends hh{focusTracker;keystrokes;resultsView;filteredView;infoView;queryView;focusCycler;_config;constructor(e,t){super(e),this._config=t,this.filteredView=t.filteredView,this.queryView=this._createSearchTextQueryView(),this.focusTracker=new bn,this.keystrokes=new yn,this.resultsView=new Qv(e),this.children=this.createCollection(),this.focusableChildren=this.createCollection([this.queryView,this.resultsView]),this.set("isEnabled",true),this.set("resultsCount",0),this.set("totalItemsCount",0),t.infoView&&t.infoView.instance?this.infoView=t.infoView.instance:(this.infoView=new Jv,this._enableDefaultInfoViewBehavior(),this.on("render",()=>{this.search("");})),this.resultsView.children.addMany([this.infoView,this.filteredView]),this.focusCycler=new xp({focusables:this.focusableChildren,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}}),this.on("search",(e,{resultsCount:t,totalItemsCount:i})=>{this.resultsCount=t,this.totalItemsCount=i;}),this.setTemplate({tag:"div",attributes:{class:["ck","ck-search",t.class||null],tabindex:"-1"},children:this.children});}render(){super.render(),this.children.addMany([this.queryView,this.resultsView]);const e=e=>e.stopPropagation();for(const e of this.focusableChildren)this.focusTracker.add(e.element);this.keystrokes.listenTo(this.element),this.keystrokes.set("arrowright",e),this.keystrokes.set("arrowleft",e),this.keystrokes.set("arrowup",e),this.keystrokes.set("arrowdown",e);}focus(){this.queryView.focus();}reset(){this.queryView.reset(),this.search(""),this.filteredView.element.scrollTo(0,0);}search(e){const t=e?new RegExp(Pt(e),"ig"):null,i=this.filteredView.filter(t);this.fire("search",{query:e,...i});}_createSearchTextQueryView(){const e=new Kv(this.locale,this._config.queryView);return this.listenTo(e.fieldView,"input",()=>{this.search(e.fieldView.element.value);}),e.on("reset",()=>this.reset()),e.bind("isEnabled").to(this),e}_enableDefaultInfoViewBehavior(){const e=this.locale.t,t=this.infoView;function i(e,{query:t,resultsCount:i,totalItemsCount:n}){return "function"==typeof e?e(t,i,n):e}this.on("search",(n,s)=>{if(s.resultsCount)t.set({isVisible:false});else {const n=this._config.infoView&&this._config.infoView.text;let o,r;s.totalItemsCount?n?.notFound?(o=n.notFound.primary,r=n.notFound.secondary):(o=e("No results found"),r=""):n?.noSearchableItems?(o=n.noSearchableItems.primary,r=n.noSearchableItems.secondary):(o=e("No searchable items"),r=""),t.set({primaryText:i(o,s),secondaryText:i(r,s),isVisible:true});}});}}class Zv extends Yv{_config;constructor(t,i){super(t,i),this._config=i;const n=xi("px");this.extendTemplate({attributes:{class:["ck-autocomplete"]}});const s=this.resultsView.bindTemplate;this.resultsView.set("isVisible",false),this.resultsView.set("_position","s"),this.resultsView.set("_width",0),this.resultsView.extendTemplate({attributes:{class:[s.if("isVisible","ck-hidden",e=>!e),s.to("_position",e=>`ck-search__results_${e}`)],style:{width:s.to("_width",n)}}}),this.focusTracker.on("change:isFocused",(e,t,n)=>{this._updateResultsVisibility(),n?this.resultsView.element.scrollTop=0:i.resetOnBlur&&this.queryView.reset();}),this.on("search",()=>{this._updateResultsVisibility(),this._updateResultsViewWidthAndPosition();}),this.keystrokes.set("esc",(e,t)=>{this.resultsView.isVisible&&(this.queryView.focus(),this.resultsView.isVisible=false,t());}),this.listenTo(exports.global.document,"scroll",()=>{this._updateResultsViewWidthAndPosition();}),this.on("change:isEnabled",()=>{this._updateResultsVisibility();}),this.filteredView.on("execute",(e,{value:t})=>{this.focus(),this.reset(),this.queryView.fieldView.value=this.queryView.fieldView.element.value=t,this.resultsView.isVisible=false;}),this.resultsView.on("change:isVisible",()=>{this._updateResultsViewWidthAndPosition();});}_updateResultsViewWidthAndPosition(){if(!this.resultsView.isVisible)return;this.resultsView._width=new pi(this.queryView.fieldView.element).width;const e=Zv._getOptimalPosition({element:this.resultsView.element,target:this.queryView.element,fitInViewport:true,positions:Zv.defaultResultsPositions});this.resultsView._position=e?e.name:"s";}_updateResultsVisibility(){const e=void 0===this._config.queryMinChars?0:this._config.queryMinChars,t=this.queryView.fieldView.element.value.length;this.resultsView.isVisible=this.focusTracker.isFocused&&this.isEnabled&&t>=e;}static defaultResultsPositions=[e=>({top:e.bottom,left:e.left,name:"s"}),(e,t)=>({top:e.top-t.height,left:e.left,name:"n"})];static _getOptimalPosition=Pi}class Xv extends hh{constructor(){super(),this.set("text",void 0),this.setTemplate({tag:"span",attributes:{class:["ck","ck-highlighted-text"]}}),this.on("render",()=>{this.on("change:text",()=>{this._updateInnerHTML(this.text);}),this._updateInnerHTML(this.text);});}highlightText(e){this._updateInnerHTML(function(e,t){if(!t)return It(e);const i=[];let n=0,s=t.exec(e);for(;null!==s;){const o=s.index;o!==n&&i.push({text:e.substring(n,o),isMatch:false}),i.push({text:s[0],isMatch:true}),n=t.lastIndex,s=t.exec(e);}n!==e.length&&i.push({text:e.substring(n),isMatch:false});return i.map(e=>(e.text=It(e.text),e)).map(e=>e.isMatch?`${e.text}`:e.text).join("")}(this.text||"",e));}_updateInnerHTML(e){this.element.innerHTML=e||"";}}class e_ extends Xv{constructor(){super(),this.set({style:void 0,text:void 0,id:void 0});const e=this.bindTemplate;this.extendTemplate({attributes:{class:["ck-button__label"],style:e.to("style"),id:e.to("id")}});}}class t_ extends Xv{id;constructor(){super(),this.set("for",void 0);const e=this.bindTemplate;this.id=`ck-editor__label_${A()}`,this.extendTemplate({attributes:{class:["ck","ck-label"],id:this.id,for:e.to("for")}});}}class i_ extends hh{constructor(){super(),this.set("isVisible",false);const e=this.bindTemplate;this.setTemplate({tag:"span",attributes:{class:["ck","ck-spinner-container",e.if("isVisible","ck-hidden",e=>!e)]},children:[{tag:"span",attributes:{class:["ck","ck-spinner"]}}]});}}const n_=xi("px");class s_ extends jn{toolbarView;focusTracker;_balloonConfig;_resizeObserver=null;_balloon;_fireSelectionChangeDebounced;static get pluginName(){return "BalloonToolbar"}static get isOfficialPlugin(){return true}static get requires(){return [Uv]}constructor(e){super(e),this._balloonConfig=Zb(e.config.get("balloonToolbar")),this.toolbarView=this._createToolbarView(),this.focusTracker=new bn,this._trackFocusableEditableElements(),this.focusTracker.add(this.toolbarView),e.ui.addToolbar(this.toolbarView,{beforeFocus:()=>this.show(true),afterBlur:()=>this.hide(),isContextual:true}),this._balloon=e.plugins.get(Uv),this._fireSelectionChangeDebounced=tt(()=>this.fire("_selectionChangeDebounced"),200),this.decorate("show");}init(){const e=this.editor,t=e.model.document.selection;this.listenTo(this.focusTracker,"change:isFocused",(e,t,i)=>{const n=this._balloon.visibleView===this.toolbarView;!i&&n?this.hide():i&&this.show();}),this.listenTo(t,"change:range",(e,i)=>{(i.directChange||t.isCollapsed)&&this.hide(),this._fireSelectionChangeDebounced();}),this.listenTo(this,"_selectionChangeDebounced",()=>{this.editor.editing.view.document.isFocused&&this.show();}),this._balloonConfig.shouldNotGroupWhenFull||this.listenTo(e,"ready",()=>{const t=e.ui.view.editable.element;this._resizeObserver=new ki(t,e=>{this.toolbarView.maxWidth=n_(.9*e.contentRect.width);});}),this.listenTo(this.toolbarView,"groupedItemsUpdate",()=>{this._updatePosition();}),e.ui.once("ready",()=>{this.toolbarView.fillFromConfig(this._balloonConfig,this.editor.ui.componentFactory);});}_createToolbarView(){const e=this.editor.locale.t,t=!this._balloonConfig.shouldNotGroupWhenFull,i=new ew(this.editor.locale,{shouldGroupWhenFull:t,isFloating:true});return i.ariaLabel=e("Editor contextual toolbar"),i.render(),i}show(e=false){const t=this.editor,i=t.model.document.selection,n=t.model.schema;this._balloon.hasView(this.toolbarView)||i.isCollapsed&&!e||function(e,t){if(1===e.rangeCount)return false;return [...e.getRanges()].every(e=>{const i=e.getContainedElement();return i&&t.isSelectable(i)})}(i,n)||Array.from(this.toolbarView.items).every(e=>void 0!==e.isEnabled&&!e.isEnabled)||(this.listenTo(this.editor.ui,"update",()=>{this._updatePosition();}),this._balloon.add({view:this.toolbarView,position:this._getBalloonPositionData(),balloonClassName:"ck-toolbar-container"}));}hide(){this._balloon.hasView(this.toolbarView)&&(this.stopListening(this.editor.ui,"update"),this._balloon.remove(this.toolbarView));}_trackFocusableEditableElements(){const{editor:e,focusTracker:t}=this,{editing:i}=e;i.view.addObserver(class extends Jo{observe(e){t.add(e);}stopObserving(e){t.remove(e);}});}_getBalloonPositionData(){const e=this.editor.editing.view,t=e.document,i=t.selection,n=t.selection.isBackward;return {target:()=>{const t=n?i.getFirstRange():i.getLastRange(),s=pi.getDomRangeRects(e.domConverter.viewRangeToDom(t));return n?s[0]:(s.length>1&&0===s[s.length-1].width&&s.pop(),s[s.length-1])},positions:this._getBalloonPositions(n)}}_updatePosition(){this._balloon.updatePosition(this._getBalloonPositionData());}destroy(){super.destroy(),this.stopListening(),this._fireSelectionChangeDebounced.cancel(),this.toolbarView.destroy(),this.focusTracker.destroy(),this._resizeObserver&&this._resizeObserver.destroy();}_getBalloonPositions(t){const i=n.isSafari&&n.isiOS?Hp.generatePositions({heightOffset:Math.max(Hp.arrowHeightOffset,Math.round(20/exports.global.window.visualViewport.scale))}):Hp.defaultPositions;return t?[i.northWestArrowSouth,i.northWestArrowSouthWest,i.northWestArrowSouthEast,i.northWestArrowSouthMiddleEast,i.northWestArrowSouthMiddleWest,i.southWestArrowNorth,i.southWestArrowNorthWest,i.southWestArrowNorthEast,i.southWestArrowNorthMiddleWest,i.southWestArrowNorthMiddleEast]:[i.southEastArrowNorth,i.southEastArrowNorthEast,i.southEastArrowNorthWest,i.southEastArrowNorthMiddleEast,i.southEastArrowNorthMiddleWest,i.northEastArrowSouth,i.northEastArrowSouthEast,i.northEastArrowSouthWest,i.northEastArrowSouthMiddleEast,i.northEastArrowSouthMiddleWest]}}const o_=xi("px");class r_ extends yp{constructor(e){super(e);const t=this.bindTemplate;this.isVisible=false,this.isToggleable=true,this.set("top",0),this.set("left",0),this.extendTemplate({attributes:{class:"ck-block-toolbar-button",style:{top:t.to("top",e=>o_(e)),left:t.to("left",e=>o_(e))}}});}}const a_=xi("px");class l_ extends jn{toolbarView;panelView;buttonView;_resizeObserver=null;_blockToolbarConfig;static get pluginName(){return "BlockToolbar"}static get isOfficialPlugin(){return true}constructor(e){super(e),this._blockToolbarConfig=Zb(this.editor.config.get("blockToolbar")),this.toolbarView=this._createToolbarView(),this.panelView=this._createPanelView(),this.buttonView=this._createButtonView(),bh({emitter:this.panelView,contextElements:[this.panelView.element,this.buttonView.element],activator:()=>this.panelView.isVisible,callback:()=>this._hidePanel()});}init(){const e=this.editor,t=e.t,i=t("Click to edit block"),n=t("Drag to move"),s=t("Edit block"),o=e.plugins.has("DragDropBlockToolbar"),r=o?`${i}\n${n}`:s;this.buttonView.label=r,o&&(this.buttonView.element.dataset.ckeTooltipClass="ck-tooltip_multi-line"),this.listenTo(e.model.document.selection,"change:range",(e,t)=>{t.directChange&&this._hidePanel();}),this.listenTo(e.ui,"update",()=>this._updateButton()),this.listenTo(e,"change:isReadOnly",()=>this._updateButton(),{priority:"low"}),this.listenTo(e.ui.focusTracker,"change:isFocused",()=>this._updateButton()),this.listenTo(this.buttonView,"change:isVisible",(e,t,i)=>{i?this.buttonView.listenTo(window,"resize",()=>this._updateButton()):(this.buttonView.stopListening(window,"resize"),this._hidePanel());}),this._repositionButtonOnScroll(),e.ui.addToolbar(this.toolbarView,{beforeFocus:()=>this._showPanel(),afterBlur:()=>this._hidePanel()}),e.ui.once("ready",()=>{this.toolbarView.fillFromConfig(this._blockToolbarConfig,this.editor.ui.componentFactory);for(const e of this.toolbarView.items)e.on("execute",()=>this._hidePanel(true),{priority:"high"});});}destroy(){super.destroy(),this.panelView.destroy(),this.buttonView.destroy(),this.toolbarView.destroy(),this._resizeObserver&&this._resizeObserver.destroy();}_createToolbarView(){const e=this.editor.locale.t,t=!this._blockToolbarConfig.shouldNotGroupWhenFull,i=new ew(this.editor.locale,{shouldGroupWhenFull:t,isFloating:true});return i.ariaLabel=e("Editor block content toolbar"),i}_createPanelView(){const e=this.editor,t=new Hp(e.locale);return t.content.add(this.toolbarView),t.class="ck-toolbar-container",e.ui.view.body.add(t),this.toolbarView.keystrokes.set("Esc",(e,t)=>{this._hidePanel(true),t();}),t}_createButtonView(){const e=this.editor,t=e.t,i=new r_(e.locale),n=this._blockToolbarConfig.icon,s=Xb[n]||n||Xb.dragIndicator;return i.set({label:t("Edit block"),icon:s,withText:false}),i.bind("isOn").to(this.panelView,"isVisible"),i.bind("tooltip").to(this.panelView,"isVisible",e=>!e),this.listenTo(i,"execute",()=>{this.panelView.isVisible?this._hidePanel(true):this._showPanel();}),this.listenTo(i,"change:isEnabled",(e,t,i)=>{!i&&this.panelView.isVisible&&this._hidePanel(false);}),e.ui.view.body.add(i),i}_updateButton(){const e=this.editor,t=e.model,i=e.editing.view;if(!e.ui.focusTracker.isFocused)return void this._hideButton();if(!e.model.canEditAt(e.model.document.selection))return void this._hideButton();const n=Array.from(t.document.selection.getSelectedBlocks())[0];if(!n||Array.from(this.toolbarView.items).every(e=>!e.isEnabled))return void this._hideButton();const s=i.domConverter.mapViewToDom(e.editing.mapper.toViewElement(n));this.buttonView.isVisible=true,this._setupToolbarResize(),this._attachButtonToElement(s),this.panelView.isVisible&&this._showPanel();}_hideButton(){this.buttonView.isVisible=false;}_showPanel(){if(!this.buttonView.isVisible)return;const e=this.panelView.isVisible;this.panelView.show();const t=this._getSelectedEditableElement();this.toolbarView.maxWidth=this._getToolbarMaxWidth(t),this.panelView.pin({target:this.buttonView.element,limiter:t}),e||this.toolbarView.items.get(0).focus();}_getSelectedEditableElement(){const e=this.editor.model.document.selection.getFirstRange().root.rootName;return this.editor.ui.getEditableElement(e)}_hidePanel(e){this.panelView.isVisible=false,e&&this.editor.editing.view.focus();}_repositionButtonOnScroll(){const{buttonView:t}=this;let i=false;const n=(t,n)=>{if(i)return;const s=this._getSelectedEditableElement();(n.target===exports.global.document||ai(s).includes(n.target))&&(i=true,exports.global.window.requestAnimationFrame(()=>{this._updateButton(),i=false;}));};t.on("change:isVisible",(i,s,o)=>{o?t.listenTo(exports.global.document,"scroll",n,{useCapture:true,usePassive:true}):t.stopListening(exports.global.document,"scroll",n);});}_attachButtonToElement(e){const t=this.buttonView.element,i=this._getSelectedEditableElement(),n=window.getComputedStyle(e),s=new pi(i),o=parseInt(n.paddingTop,10),r=parseInt(n.lineHeight,10)||1.2*parseInt(n.fontSize,10),a=new pi(t),l=new pi(e);let c;c="ltr"===this.editor.locale.uiLanguageDirection?s.left-a.width:s.right;const u=l.top+o+(r-a.height)/2;a.moveTo(c,u);const d=a.toAbsoluteRect();this.buttonView.top=d.top,this.buttonView.left=d.left,this._clipButtonToViewport(this.buttonView,i);}_clipButtonToViewport(e,t){const i=new pi(e.element),n=new pi(t).getVisible(),s=(...t)=>{e.element.style.clipPath=t.length?`polygon(${t.join(",")})`:"";},o=t=>{e.isEnabled=!t,e.element.style.pointerEvents=t?"none":"";};if(n&&n.bottom=i.height),s("0 0","100% 0",`100% calc(100% - ${a_(e)})`,`0 calc(100% - ${a_(e)}`);}else if(n&&n.top>i.top){const e=Math.min(i.height,n.top-i.top);o(e>=i.height),s(`0 ${a_(e)}`,`100% ${a_(e)}`,"100% 100%","0 100%");}else o(false),s();}_setupToolbarResize(){const e=this._getSelectedEditableElement();this._blockToolbarConfig.shouldNotGroupWhenFull||(this._resizeObserver&&this._resizeObserver.element!==e&&(this._resizeObserver.destroy(),this._resizeObserver=null),this._resizeObserver||(this._resizeObserver=new ki(e,()=>{this.toolbarView.maxWidth=this._getToolbarMaxWidth(e);})));}_getToolbarMaxWidth(e){const t=new pi(e),i=new pi(this.buttonView.element),n="rtl"===this.editor.locale.uiLanguageDirection?i.left-t.right+i.width:t.left-i.left;return a_(t.width+n)}}class c_ extends Bp{arrowView;constructor(e){super(e);const t=this.bindTemplate;this.set({withText:true,role:"menuitem"}),this.arrowView=this._createArrowView(),this.extendTemplate({attributes:{class:["ck-menu-bar__menu__button"],"aria-haspopup":true,"aria-expanded":this.bindTemplate.to("isOn",e=>String(e)),"data-cke-tooltip-disabled":t.to("isOn")},on:{mouseenter:t.to("mouseenter")}});}render(){super.render(),this.children.add(this.arrowView);}_createArrowView(){const e=new vp;return e.content=Vm,e.extendTemplate({attributes:{class:"ck-menu-bar__menu__button__arrow"}}),e}}class u_ extends hh{children;constructor(e){super(e);const t=this.bindTemplate;this.set("isVisible",false),this.set("position","se"),this.children=this.createCollection(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-reset","ck-menu-bar__menu__panel",t.to("position",e=>`ck-menu-bar__menu__panel_position_${e}`),t.if("isVisible","ck-hidden",e=>!e)],tabindex:"-1"},children:this.children,on:{selectstart:t.to(e=>{"input"!==e.target.tagName.toLocaleLowerCase()&&e.preventDefault();})}});}focus(e=1){this.children.length&&(1===e?this.children.first.focus():this.children.last.focus());}}class d_ extends hh{buttonView;panelView;focusTracker;keystrokes;constructor(e){super(e);const t=this.bindTemplate;this.buttonView=new c_(e),this.buttonView.delegate("mouseenter").to(this),this.buttonView.bind("isOn","isEnabled").to(this,"isOpen","isEnabled"),this.panelView=new u_(e),this.panelView.bind("isVisible").to(this,"isOpen"),this.keystrokes=new yn,this.focusTracker=new bn,this.set("isOpen",false),this.set("isEnabled",true),this.set("panelPosition","w"),this.set("class",void 0),this.set("parentMenuView",null),this.setTemplate({tag:"div",attributes:{class:["ck","ck-menu-bar__menu",t.to("class"),t.if("isEnabled","ck-disabled",e=>!e),t.if("parentMenuView","ck-menu-bar__menu_top-level",e=>!e)]},children:[this.buttonView,this.panelView]});}render(){super.render(),this.focusTracker.add(this.buttonView.element),this.focusTracker.add(this.panelView.element),this.keystrokes.listenTo(this.element),gv.closeOnEscKey(this),this._repositionPanelOnOpen();}_attachBehaviors(){this.parentMenuView?(gv.openOnButtonClick(this),gv.openOnArrowRightKey(this),gv.closeOnArrowLeftKey(this),gv.openAndFocusOnEnterKeyPress(this),gv.closeOnParentClose(this)):(this._propagateArrowKeystrokeEvents(),gv.openAndFocusPanelOnArrowDownKey(this),gv.toggleOnButtonClick(this));}_propagateArrowKeystrokeEvents(){this.keystrokes.set("arrowright",(e,t)=>{this.fire("arrowright"),t();}),this.keystrokes.set("arrowleft",(e,t)=>{this.fire("arrowleft"),t();});}_repositionPanelOnOpen(){this.on("change:isOpen",(e,t,i)=>{if(!i)return;const n=d_._getOptimalPosition({element:this.panelView.element,target:this.buttonView.element,fitInViewport:true,positions:this._panelPositions});this.panelView.position=n?n.name:this._defaultMenuPositionName;});}focus(){this.buttonView.focus();}get _panelPositions(){const{southEast:e,southWest:t,northEast:i,northWest:n,westSouth:s,eastSouth:o,westNorth:r,eastNorth:a}=fv;return "ltr"===this.locale.uiLanguageDirection?this.parentMenuView?[o,a,s,r]:[e,t,i,n]:this.parentMenuView?[s,r,o,a]:[t,e,n,i]}get _defaultMenuPositionName(){return "ltr"===this.locale.uiLanguageDirection?this.parentMenuView?"es":"se":this.parentMenuView?"ws":"sw"}static _getOptimalPosition=Pi}class h_ extends zb{constructor(e){super(e),this.role="menu",this.items.on("change",this._setItemsCheckSpace.bind(this));}_setItemsCheckSpace(){const e=Array.from(this.items).some(e=>{const t=m_(e);return t&&t.isToggleable});this.items.forEach(t=>{const i=m_(t);i&&(i.hasCheckSpace=e);});}}function m_(e){return e instanceof Fb?e.children.map(e=>function(e){return "object"==typeof e&&"buttonView"in e&&e.buttonView instanceof yp}(e)?e.buttonView:e).find(e=>e instanceof Bp):null}class g_ extends Jp{constructor(e){super(e),this.set({withText:true,withKeystroke:true,tooltip:false,role:"menuitem"}),this.extendTemplate({attributes:{class:["ck-menu-bar__menu__item__button"]}});}}const f_=["mouseenter","arrowleft","arrowright","change:isOpen"];class p_ extends hh{children;menus=[];constructor(e){super(e);const t=e.t,i=this.bindTemplate;this.set({isOpen:false,isFocusBorderEnabled:false}),this._setupIsOpenUpdater(),this.children=this.createCollection(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-menu-bar",i.if("isFocusBorderEnabled","ck-menu-bar_focus-border-enabled")],"aria-label":t("Editor menu bar"),role:"menubar"},children:this.children});}fillFromConfig(e,t,i=[]){const n=wv({normalizedConfig:e,locale:this.locale,componentFactory:t,extraItems:i}).items.map(e=>this._createMenu({componentFactory:t,menuDefinition:e}));this.children.addMany(n);}render(){super.render(),mv.toggleMenusAndFocusItemsOnHover(this),mv.closeMenusWhenTheBarCloses(this),mv.closeMenuWhenAnotherOnTheSameLevelOpens(this),mv.focusCycleMenusOnArrows(this),mv.closeOnClickOutside(this),mv.enableFocusHighlightOnInteraction(this);}focus(){this.children.first&&this.children.first.focus();}close(){for(const e of this.children)e.isOpen=false;}disable(){for(const e of this.children)e.isEnabled=false;}enable(){for(const e of this.children)e.isEnabled=true;}registerMenu(e,t=null){t?(e.delegate(...f_).to(t),e.parentMenuView=t):e.delegate(...f_).to(this,e=>"menu:"+e),e._attachBehaviors(),this.menus.push(e);}_createMenu({componentFactory:e,menuDefinition:t,parentMenuView:i}){const n=this.locale,s=new d_(n);return this.registerMenu(s,i),s.buttonView.set({label:t.label}),s.once("change:isOpen",()=>{const i=new h_(n);i.ariaLabel=t.label,s.panelView.children.add(i),i.items.addMany(this._createMenuItems({menuDefinition:t,parentMenuView:s,componentFactory:e}));}),s}_createMenuItems({menuDefinition:e,parentMenuView:t,componentFactory:i}){const n=this.locale,s=[];for(const o of e.groups){for(const e of o.items){const o=new hv(n,t);if(ie(e))o.children.add(this._createMenu({componentFactory:i,menuDefinition:e,parentMenuView:t}));else {const n=this._createMenuItemContentFromFactory({componentName:e,componentFactory:i,parentMenuView:t});if(!n)continue;o.children.add(n);}s.push(o);}o!==e.groups[e.groups.length-1]&&s.push(new Nb(n));}return s}_createMenuItemContentFromFactory({componentName:e,parentMenuView:t,componentFactory:i}){const n=i.create(e);return n instanceof d_||n instanceof Lp||n instanceof g_?(this._registerMenuTree(n,t),n.on("execute",()=>{this.close();}),n):(P("menu-bar-component-unsupported",{componentName:e,componentView:n}),null)}_registerMenuTree(e,t){if(!(e instanceof d_))return void e.delegate("mouseenter").to(t);this.registerMenu(e,t);const i=e.panelView.children.filter(e=>e instanceof h_)[0];if(!i)return void e.delegate("mouseenter").to(t);const n=i.items.filter(e=>e instanceof Fb);for(const t of n)this._registerMenuTree(t.children.get(0),e);}_setupIsOpenUpdater(){let e;this.on("menu:change:isOpen",(t,i,n)=>{clearTimeout(e),n?this.isOpen=true:e=setTimeout(()=>{this.isOpen=Array.from(this.children).some(e=>e.isOpen);},0);});}}const b_=(()=>new Map([["left",$h],["right",Wh],["center",qh],["justify",Uh]]))();class w_ extends jn{get localizedOptionTitles(){const e=this.editor.t;return {left:e("Align left"),right:e("Align right"),center:e("Align center"),justify:e("Justify")}}static get pluginName(){return "AlignmentUI"}static get isOfficialPlugin(){return true}init(){const e=Nd(this.editor.config.get("alignment.options"));e.map(e=>e.name).filter(Ld).forEach(e=>this._addButton(e)),this._addToolbarDropdown(e),this._addMenuBarMenu(e);}_addButton(e){this.editor.ui.componentFactory.add(`alignment:${e}`,t=>this._createButton(t,e));}_createButton(e,t,i={}){const n=this.editor,s=n.commands.get("alignment"),o=new yp(e);return o.set({label:this.localizedOptionTitles[t],icon:b_.get(t),tooltip:true,isToggleable:true,...i}),o.bind("isEnabled").to(s),o.bind("isOn").to(s,"value",e=>e===t),this.listenTo(o,"execute",()=>{n.execute("alignment",{value:t}),n.editing.view.focus();}),o}_addToolbarDropdown(e){const t=this.editor;t.ui.componentFactory.add("alignment",i=>{const n=ow(i),s="rtl"===i.uiLanguageDirection?"w":"e",o=i.t;lw(n,()=>e.map(e=>this._createButton(i,e.name,{tooltipPosition:s})),{enableActiveItemFocusOnDropdownOpen:true,isVertical:true,ariaLabel:o("Text alignment toolbar")}),n.buttonView.set({label:o("Text alignment"),tooltip:true}),n.extendTemplate({attributes:{class:"ck-alignment-dropdown"}});const r="rtl"===i.contentLanguageDirection?b_.get("right"):b_.get("left"),a=t.commands.get("alignment");return n.buttonView.bind("icon").to(a,"value",e=>b_.get(e)||r),n.bind("isEnabled").to(a,"isEnabled"),this.listenTo(n,"execute",()=>{t.editing.view.focus();}),n});}_addMenuBarMenu(e){const t=this.editor;t.ui.componentFactory.add("menuBar:alignment",i=>{const n=t.commands.get("alignment"),s=i.t,o=new d_(i),r=new h_(i);o.bind("isEnabled").to(n),r.set({ariaLabel:s("Text alignment"),role:"menu"}),o.buttonView.set({label:s("Text alignment")});for(const s of e){const e=new hv(i,o),a=new Lp(i);a.delegate("execute").to(o),a.set({label:this.localizedOptionTitles[s.name],icon:b_.get(s.name),role:"menuitemcheckbox",isToggleable:true}),a.on("execute",()=>{t.execute("alignment",{value:s.name}),t.editing.view.focus();}),a.bind("isOn").to(n,"value",e=>e===s.name),a.bind("isEnabled").to(n,"isEnabled"),e.children.add(a),r.items.add(e);}return o.panelView.children.add(r),o});}}class v_ extends jn{static get requires(){return [Hd,w_]}static get pluginName(){return "Alignment"}static get isOfficialPlugin(){return true}}class __{model;limit;_isLocked;_size;_batch=null;_changeCallback;_selectionChangeCallback;constructor(e,t=20){this.model=e,this._size=0,this.limit=t,this._isLocked=false,this._changeCallback=(e,t)=>{t.isLocal&&t.isUndoable&&t!==this._batch&&this._reset(true);},this._selectionChangeCallback=()=>{this._reset();},this.model.document.on("change",this._changeCallback),this.model.document.selection.on("change:range",this._selectionChangeCallback),this.model.document.selection.on("change:attribute",this._selectionChangeCallback);}get batch(){return this._batch||(this._batch=this.model.createBatch({isTyping:true})),this._batch}get size(){return this._size}input(e){this._size+=e,this._size>=this.limit&&this._reset(true);}get isLocked(){return this._isLocked}lock(){this._isLocked=true;}unlock(){this._isLocked=false;}destroy(){this.model.document.off("change",this._changeCallback),this.model.document.selection.off("change:range",this._selectionChangeCallback),this.model.document.selection.off("change:attribute",this._selectionChangeCallback);}_reset(e=false){this.isLocked&&!e||(this._batch=null,this._size=0);}}class y_ extends Gn{_buffer;constructor(e,t){super(e),this._buffer=new __(e.model,t),this._isEnabledBasedOnSelection=false;}get buffer(){return this._buffer}destroy(){super.destroy(),this._buffer.destroy();}execute(e={}){const t=this.editor.model,i=t.document,n=e.text||"",s=n.length;let o=i.selection;if(e.selection?o=e.selection:e.range&&(o=t.createSelection(e.range)),!t.canEditAt(o))return;const r=e.resultRange;t.enqueueChange(this._buffer.batch,e=>{this._buffer.lock();const a=Array.from(i.selection.getAttributes());t.deleteContent(o),n&&t.insertContent(e.createText(n,a),o),r?e.setSelection(r):o.is("documentSelection")||e.setSelection(o),this._buffer.unlock(),this._buffer.input(s);});}}const k_=["insertText","insertReplacementText"],C_=[...k_,"insertCompositionText"];class x_ extends Jo{focusObserver;constructor(e){super(e),this.focusObserver=e.getObserver(ir);const t=n.isAndroid?C_:k_,i=e.document;i.on("beforeinput",(n,s)=>{if(!this.isEnabled)return;const{data:o,targetRanges:r,inputType:a,domEvent:l,isComposing:c}=s;if(!t.includes(a))return;this.focusObserver.flush();const u=new C(i,"insertText");i.fire(u,new Qo(e,l,{text:o,selection:e.createSelection(r),isComposing:c})),u.stop.called&&n.stop();}),n.isAndroid||i.on("compositionend",(t,{data:n,domEvent:s})=>{this.isEnabled&&n&&i.fire("insertText",new Qo(e,s,{text:n,isComposing:true}));},{priority:"low"});}observe(){}stopObserving(){}}class A_ extends jn{_typingQueue;static get pluginName(){return "Input"}static get isOfficialPlugin(){return true}init(){const e=this.editor,t=e.model,i=e.editing.view,s=e.editing.mapper,o=t.document.selection;this._typingQueue=new E_(e),i.addObserver(x_);const r=new y_(e,e.config.get("typing.undoStep")||20);e.commands.add("insertText",r),e.commands.add("input",r),this.listenTo(i.document,"beforeinput",()=>{this._typingQueue.flush("next beforeinput");},{priority:"high"}),this.listenTo(i.document,"insertText",(e,a)=>{const{text:l,selection:c}=a;if(i.document.selection.isFake&&c&&i.document.selection.isSimilar(c)&&a.preventDefault(),c&&Array.from(c.getRanges()).some(e=>!e.isCollapsed)&&a.preventDefault(),!r.isEnabled)return void a.preventDefault();let u;u=c?Array.from(c.getRanges()).map(e=>s.toModelRange(e)).map(e=>rc(e,t.schema)||e):Array.from(o.getRanges());let d=l;if(n.isAndroid){const e=Array.from(u[0].getItems()).reduce((e,t)=>e+(t.is("$textProxy")?t.data:""),"");if(e&&(e.length<=d.length?d.startsWith(e)&&(d=d.substring(e.length),u[0].start=u[0].start.getShiftedBy(e.length)):e.startsWith(d)&&(u[0].start=u[0].start.getShiftedBy(d.length),d="")),0==d.length&&u[0].isCollapsed)return}const h={text:d,selection:t.createSelection(u)};this._typingQueue.push(h,Boolean(a.isComposing)),a.domEvent.defaultPrevented&&this._typingQueue.flush("beforeinput default prevented");}),n.isAndroid?this.listenTo(i.document,"keydown",(e,n)=>{!o.isCollapsed&&229==n.keyCode&&i.document.isComposing&&T_(t,r);}):this.listenTo(i.document,"compositionstart",()=>{o.isCollapsed||T_(t,r);},{priority:"high"}),this.listenTo(i.document,"mutations",(e,{mutations:t})=>{if(this._typingQueue.hasAffectedElements())for(const{node:e}of t){const t=S_(e,s),i=s.toModelElement(t);if(this._typingQueue.isElementAffected(i))return void this._typingQueue.flush("mutations")}}),this.listenTo(i.document,"compositionend",()=>{this._typingQueue.flush("before composition end");},{priority:"high"}),this.listenTo(i.document,"compositionend",()=>{this._typingQueue.flush("after composition end");const e=[];if(this._typingQueue.hasAffectedElements())for(const t of this._typingQueue.flushAffectedElements()){const i=s.toViewElement(t);i&&e.push({type:"children",node:i});}!e.length&&n.isAndroid||i.document.fire("mutations",{mutations:e});},{priority:"lowest"});}destroy(){super.destroy(),this._typingQueue.destroy();}}class E_{editor;flushDebounced=tt(()=>this.flush("timeout"),50);_queue=[];_isComposing=false;_affectedElements=new Set;constructor(e){this.editor=e;}destroy(){for(this.flushDebounced.cancel(),this._affectedElements.clear();this._queue.length;)this.shift();}get length(){return this._queue.length}push(e,t){const i={text:e.text};if(e.selection){i.selectionRanges=[];for(const t of e.selection.getRanges())i.selectionRanges.push(Fr.fromRange(t)),this._affectedElements.add(t.start.parent);}this._queue.push(i),this._isComposing||=t,this.flushDebounced();}shift(){const e=this._queue.shift(),t={text:e.text};if(e.selectionRanges){const i=e.selectionRanges.map(e=>function(e){const t=e.toRange();if(e.detach(),"$graveyard"==t.root.rootName)return null;return t}(e)).filter(e=>!!e);i.length&&(t.selection=this.editor.model.createSelection(i));}return t}flush(e){const t=this.editor,i=t.model,n=t.editing.view;if(this.flushDebounced.cancel(),!this._queue.length)return;const s=t.commands.get("insertText").buffer;i.enqueueChange(s.batch,()=>{for(s.lock();this._queue.length;){const e=this.shift();t.execute("insertText",e);}s.unlock(),this._isComposing||this._affectedElements.clear(),this._isComposing=false;}),n.scrollToTheSelection();}isElementAffected(e){return this._affectedElements.has(e)}hasAffectedElements(){return this._affectedElements.size>0}flushAffectedElements(){const e=Array.from(this._affectedElements);return this._affectedElements.clear(),e}}function T_(e,t){if(!t.isEnabled)return;const i=t.buffer;i.lock(),e.enqueueChange(i.batch,()=>{e.deleteContent(e.document.selection);}),i.unlock();}function S_(e,t){let i=e.is("$text")?e.parent:e;for(;!t.toModelElement(i);)i=i.parent;return i}class I_ extends Gn{direction;_buffer;constructor(e,t){super(e),this.direction=t,this._buffer=new __(e.model,e.config.get("typing.undoStep")),this._isEnabledBasedOnSelection=false;}get buffer(){return this._buffer}execute(e={}){const t=this.editor.model,i=t.document;t.enqueueChange(this._buffer.batch,n=>{this._buffer.lock();const s=n.createSelection(e.selection||i.selection);if(!t.canEditAt(s))return;const o=e.sequence||1,r=s.isCollapsed;if(s.isCollapsed&&t.modifySelection(s,{direction:this.direction,unit:e.unit,treatEmojiAsSingleUnit:true}),this._shouldEntireContentBeReplacedWithParagraph(o))return void this._replaceEntireContentWithParagraph(n);if(this._shouldReplaceFirstBlockWithParagraph(s,o))return void this.editor.execute("paragraph",{selection:s});if(s.isCollapsed)return;let a=0;s.getFirstRange().getMinimalFlatRanges().forEach(e=>{a+=Gt(e.getWalker({singleCharacters:true,ignoreElementEnd:true,shallow:true}));}),t.deleteContent(s,{doNotResetEntireContent:r,direction:this.direction}),this._buffer.input(a),n.setSelection(s),this._buffer.unlock();});}_shouldEntireContentBeReplacedWithParagraph(e){if(e>1)return false;const t=this.editor.model,i=t.document.selection,n=t.schema.getLimitElement(i);if(!(i.isCollapsed&&i.containsEntireContent(n)))return false;if(!t.schema.checkChild(n,"paragraph"))return false;const s=n.getChild(0);return !s||!s.is("element","paragraph")}_replaceEntireContentWithParagraph(e){const t=this.editor.model,i=t.document.selection,n=t.schema.getLimitElement(i),s=e.createElement("paragraph");e.remove(e.createRangeIn(n)),e.insert(s,n),e.setSelection(s,0);}_shouldReplaceFirstBlockWithParagraph(e,t){const i=this.editor.model;if(t>1||"backward"!=this.direction)return false;if(!e.isCollapsed)return false;const n=e.getFirstPosition(),s=i.schema.getLimitElement(n),o=s.getChild(0);return n.parent==o&&(!!e.containsEntireContent(o)&&(!!i.schema.checkChild(s,"paragraph")&&"paragraph"!=o.name))}}const P_="word",V_="selection",O_="backward",R_="forward",B_={deleteContent:{unit:V_,direction:O_},deleteContentBackward:{unit:"codePoint",direction:O_},deleteWordBackward:{unit:P_,direction:O_},deleteHardLineBackward:{unit:V_,direction:O_},deleteSoftLineBackward:{unit:V_,direction:O_},deleteContentForward:{unit:"character",direction:R_},deleteWordForward:{unit:P_,direction:R_},deleteHardLineForward:{unit:V_,direction:R_},deleteSoftLineForward:{unit:V_,direction:R_}};class M_ extends Jo{constructor(e){super(e);const t=e.document;let i=0;t.on("keydown",()=>{i++;}),t.on("keyup",()=>{i=0;}),t.on("beforeinput",(s,o)=>{if(!this.isEnabled)return;const{targetRanges:r,domEvent:a,inputType:l}=o,c=B_[l];if(!c)return;const u={direction:c.direction,unit:c.unit,sequence:i};u.unit==V_&&(u.selectionToRemove=e.createSelection(r[0])),"deleteContentBackward"===l&&(n.isAndroid&&(u.sequence=1),function(e){if(1!=e.length||e[0].isCollapsed)return false;const t=e[0].getWalker({direction:"backward",singleCharacters:true,ignoreElementEnd:true});let i=0;for(const{nextPosition:e,item:n}of t){if(e.parent.is("$text")){const t=e.parent.data,n=e.offset;if(Nn(t,n)||Dn(t,n)||Hn(t,n))continue;i++;}else (n.is("containerElement")||n.is("emptyElement"))&&i++;if(i>1)return true}return false}(r)&&(u.unit=V_,u.selectionToRemove=e.createSelection(r)));const d=new qs(t,"delete",r[0]);t.fire(d,new Qo(e,a,u)),d.stop.called&&s.stop();}),n.isBlink&&function(e){const t=e.view,i=t.document;let n=null,s=false;function o(e){return e==Qi.backspace||e==Qi.delete}function r(e){return e==Qi.backspace?O_:R_}i.on("keydown",(e,{keyCode:t})=>{n=t,s=false;}),i.on("keyup",(a,{keyCode:l,domEvent:c})=>{const u=i.selection,d=e.isEnabled&&l==n&&o(l)&&!u.isCollapsed&&!s;if(n=null,d){const e=u.getFirstRange(),n=new qs(i,"delete",e),s={unit:V_,direction:r(l),selectionToRemove:u};i.fire(n,new Qo(t,c,s));}}),i.on("beforeinput",(e,{inputType:t})=>{const i=B_[t];o(n)&&i&&i.direction==r(n)&&(s=true);},{priority:"high"}),i.on("beforeinput",(e,{inputType:t,data:i})=>{n==Qi.delete&&"insertText"==t&&""==i&&e.stop();},{priority:"high"});}(this);}observe(){}stopObserving(){}}class L_ extends jn{_undoOnBackspace;static get pluginName(){return "Delete"}static get isOfficialPlugin(){return true}init(){const e=this.editor,t=e.editing.view,i=t.document,n=e.model.document;t.addObserver(M_),this._undoOnBackspace=false;const s=new I_(e,"forward");e.commands.add("deleteForward",s),e.commands.add("forwardDelete",s),e.commands.add("delete",new I_(e,"backward")),this.listenTo(i,"delete",(n,s)=>{i.isComposing||s.preventDefault();const{direction:o,sequence:r,selectionToRemove:a,unit:l}=s,c="forward"===o?"deleteForward":"delete",u={sequence:r};if("selection"==l){const t=Array.from(a.getRanges()).map(t=>e.editing.mapper.toModelRange(t)).map(t=>rc(t,e.model.schema)||t);u.selection=e.model.createSelection(t);}else u.unit=l;e.execute(c,u),t.scrollToTheSelection();},{priority:"low"}),this.listenTo(i,"keydown",(s,o)=>{if(i.isComposing||o.keyCode!=Qi.backspace||!n.selection.isCollapsed)return;const r=e.model.schema.getLimitElement(n.selection),a=e.model.createPositionAt(r,0);if(a.isTouching(n.selection.getFirstPosition())){o.preventDefault();const n=e.model.schema.getNearestSelectionRange(a,"forward");if(!n)return;const s=t.createSelection(e.editing.mapper.toViewRange(n)),r=s.getFirstRange(),l=new qs(document,"delete",r),c={unit:"selection",direction:"backward",selectionToRemove:s};i.fire(l,new Qo(t,o.domEvent,c));}}),this.editor.plugins.has("UndoEditing")&&(this.listenTo(i,"delete",(t,i)=>{this._undoOnBackspace&&"backward"==i.direction&&1==i.sequence&&"codePoint"==i.unit&&(this._undoOnBackspace=false,e.execute("undo"),i.preventDefault(),t.stop());},{context:"$capture"}),this.listenTo(n,"change",()=>{this._undoOnBackspace=false;}));}requestUndoOnBackspace(){this.editor.plugins.has("UndoEditing")&&(this._undoOnBackspace=true);}}class F_ extends jn{static get requires(){return [A_,L_]}static get pluginName(){return "Typing"}static get isOfficialPlugin(){return true}}function N_(e,t){let i=e.start;return {text:Array.from(e.getWalker({ignoreElementEnd:false})).reduce((e,{item:n})=>n.is("$text")||n.is("$textProxy")?e+n.data:(i=t.createPositionAfter(n),""),""),range:t.createRange(i,e.end)}}class D_ extends(Dt()){model;testCallback;_hasMatch;constructor(e,t){super(),this.model=e,this.testCallback=t,this._hasMatch=false,this.set("isEnabled",true),this.on("change:isEnabled",()=>{this.isEnabled?this._startListening():(this.stopListening(e.document.selection),this.stopListening(e.document));}),this._startListening();}get hasMatch(){return this._hasMatch}_startListening(){const e=this.model.document;this.listenTo(e.selection,"change:range",(t,{directChange:i})=>{i&&(e.selection.isCollapsed?this._evaluateTextBeforeSelection("selection"):this.hasMatch&&(this.fire("unmatched"),this._hasMatch=false));}),this.listenTo(e,"change:data",(e,t)=>{!t.isUndo&&t.isLocal&&this._evaluateTextBeforeSelection("data",{batch:t});});}_evaluateTextBeforeSelection(e,t={}){const i=this.model,n=i.document.selection,s=i.createRange(i.createPositionAt(n.focus.parent,0),n.focus),{text:o,range:r}=N_(s,i),a=this.testCallback(o);if(!a&&this.hasMatch&&this.fire("unmatched"),this._hasMatch=!!a,a){const i=Object.assign(t,{text:o,range:r});"object"==typeof a&&Object.assign(i,a),this.fire(`matched:${e}`,i);}}}class z_ extends jn{attributes;_overrideUid;_isNextGravityRestorationSkipped=false;static get pluginName(){return "TwoStepCaretMovement"}static get isOfficialPlugin(){return true}constructor(e){super(e),this.attributes=new Set,this._overrideUid=null;}init(){const e=this.editor,t=e.model,i=e.editing.view,n=e.locale,s=t.document.selection;this.listenTo(i.document,"arrowKey",(e,t)=>{if(!s.isCollapsed)return;if(t.shiftKey||t.altKey||t.ctrlKey)return;const i=t.keyCode==Qi.arrowright,o=t.keyCode==Qi.arrowleft;if(!i&&!o)return;const r=n.contentLanguageDirection;let a=false;a="ltr"===r&&i||"rtl"===r&&o?this._handleForwardMovement(t):this._handleBackwardMovement(t),true===a&&e.stop();},{context:"$text",priority:"highest"}),this.listenTo(s,"change:range",(e,t)=>{this._isNextGravityRestorationSkipped?this._isNextGravityRestorationSkipped=false:this._isGravityOverridden&&(!t.directChange&&W_(s.getFirstPosition(),this.attributes)||this._restoreGravity());}),this._enableClickingAfterNode(),this._enableInsertContentSelectionAttributesFixer(),this._handleDeleteContentAfterNode();}registerAttribute(e){this.attributes.add(e);}_handleForwardMovement(e){const t=this.attributes,i=this.editor.model,n=i.document.selection,s=n.getFirstPosition();return !this._isGravityOverridden&&((!s.isAtStart||!H_(n,t))&&(!!W_(s,t)&&(e&&$_(e),H_(n,t)&&W_(s,t,true)?U_(i,t):this._overrideGravity(),true)))}_handleBackwardMovement(e){const t=this.attributes,i=this.editor.model,n=i.document.selection,s=n.getFirstPosition();return this._isGravityOverridden?(e&&$_(e),this._restoreGravity(),W_(s,t,true)?U_(i,t):q_(i,t,s),true):s.isAtStart?!!H_(n,t)&&(e&&$_(e),q_(i,t,s),true):!H_(n,t)&&W_(s,t,true)?(e&&$_(e),q_(i,t,s),true):!!j_(s,t)&&(s.isAtEnd&&!H_(n,t)&&W_(s,t)?(e&&$_(e),q_(i,t,s),true):(this._isNextGravityRestorationSkipped=true,this._overrideGravity(),false))}_enableClickingAfterNode(){const e=this.editor,t=e.model,i=t.document.selection,n=e.editing.view.document;e.editing.view.addObserver(Ic),e.editing.view.addObserver(Pc);let s=false,o=false;this.listenTo(n,"touchstart",()=>{o=false,s=true;}),this.listenTo(n,"mousedown",()=>{o=true;}),this.listenTo(n,"selectionChange",()=>{const e=this.attributes;if(!o&&!s)return;if(o=false,s=false,!i.isCollapsed)return;if(!H_(i,e))return;const n=i.getFirstPosition();W_(n,e)&&(n.isAtStart||W_(n,e,true)?U_(t,e):this._isGravityOverridden||this._overrideGravity());});}_enableInsertContentSelectionAttributesFixer(){const e=this.editor.model,t=e.document.selection,i=this.attributes;this.listenTo(e,"insertContent",()=>{const n=t.getFirstPosition();H_(t,i)&&W_(n,i)&&U_(e,i);},{priority:"low"});}_handleDeleteContentAfterNode(){const e=this.editor,t=e.model,i=t.document.selection,n=e.editing.view;let s=false,o=false;this.listenTo(n.document,"delete",(e,t)=>{s="backward"===t.direction;},{priority:"high"}),this.listenTo(t,"deleteContent",()=>{if(!s)return;const e=i.getFirstPosition();o=H_(i,this.attributes)&&!j_(e,this.attributes);},{priority:"high"}),this.listenTo(t,"deleteContent",()=>{s&&(s=false,o||e.model.enqueueChange(()=>{const e=i.getFirstPosition();H_(i,this.attributes)&&W_(e,this.attributes)&&(e.isAtStart||W_(e,this.attributes,true)?U_(t,this.attributes):this._isGravityOverridden||this._overrideGravity());}));},{priority:"low"});}get _isGravityOverridden(){return !!this._overrideUid}_overrideGravity(){this._overrideUid=this.editor.model.change(e=>e.overrideSelectionGravity());}_restoreGravity(){this.editor.model.change(e=>{e.restoreSelectionGravity(this._overrideUid),this._overrideUid=null;});}}function H_(e,t){for(const i of t)if(e.hasAttribute(i))return true;return false}function q_(e,t,i){const n=i.nodeBefore;e.change(i=>{if(n){const t=[],s=e.schema.isObject(n)&&e.schema.isInline(n);for(const[i,o]of n.getAttributes())!e.schema.checkAttribute("$text",i)||s&&false===e.schema.getAttributeProperties(i).copyFromObject||t.push([i,o]);i.setSelectionAttribute(t);}else i.removeSelectionAttribute(t);});}function U_(e,t){e.change(e=>{e.removeSelectionAttribute(t);});}function $_(e){e.preventDefault();}function j_(e,t){return W_(e.getShiftedBy(-1),t)}function W_(e,t,i=false){const{nodeBefore:n,nodeAfter:s}=e;for(const e of t){const t=n?n.getAttribute(e):void 0,o=s?s.getAttribute(e):void 0;if((!i||void 0!==t&&void 0!==o)&&o!==t)return true}return false}const G_={copyright:{from:"(c)",to:"©"},registeredTrademark:{from:"(r)",to:"®"},trademark:{from:"(tm)",to:"™"},oneHalf:{from:/(^|[^/a-z0-9])(1\/2)([^/a-z0-9])$/i,to:[null,"½",null]},oneThird:{from:/(^|[^/a-z0-9])(1\/3)([^/a-z0-9])$/i,to:[null,"⅓",null]},twoThirds:{from:/(^|[^/a-z0-9])(2\/3)([^/a-z0-9])$/i,to:[null,"⅔",null]},oneForth:{from:/(^|[^/a-z0-9])(1\/4)([^/a-z0-9])$/i,to:[null,"¼",null]},threeQuarters:{from:/(^|[^/a-z0-9])(3\/4)([^/a-z0-9])$/i,to:[null,"¾",null]},lessThanOrEqual:{from:"<=",to:"≤"},greaterThanOrEqual:{from:">=",to:"≥"},notEqual:{from:"!=",to:"≠"},arrowLeft:{from:"<-",to:"←"},arrowRight:{from:"->",to:"→"},horizontalEllipsis:{from:"...",to:"…"},enDash:{from:/(^| )(--)( )$/,to:[null,"–",null]},emDash:{from:/(^| )(---)( )$/,to:[null,"—",null]},quotesPrimary:{from:ey('"'),to:[null,"“",null,"”"]},quotesSecondary:{from:ey("'"),to:[null,"‘",null,"’"]},quotesPrimaryEnGb:{from:ey("'"),to:[null,"‘",null,"’"]},quotesSecondaryEnGb:{from:ey('"'),to:[null,"“",null,"”"]},quotesPrimaryPl:{from:ey('"'),to:[null,"„",null,"”"]},quotesSecondaryPl:{from:ey("'"),to:[null,"‚",null,"’"]}},K_={symbols:["copyright","registeredTrademark","trademark"],mathematical:["oneHalf","oneThird","twoThirds","oneForth","threeQuarters","lessThanOrEqual","greaterThanOrEqual","notEqual","arrowLeft","arrowRight"],typography:["horizontalEllipsis","enDash","emDash"],quotes:["quotesPrimary","quotesSecondary"]},J_=["symbols","mathematical","typography","quotes"];class Q_ extends jn{static get requires(){return ["Delete","Input"]}static get pluginName(){return "TextTransformation"}static get isOfficialPlugin(){return true}constructor(e){super(e),e.config.define("typing",{transformations:{include:J_}});}init(){const e=this.editor.model.document.selection;e.on("change:range",()=>{this.isEnabled=!e.anchor.parent.is("element","codeBlock");}),this._enableTransformationWatchers();}_enableTransformationWatchers(){const e=this.editor,t=e.model,i=e.plugins.get("Delete"),n=function(e){const t=e.extra||[],i=e.remove||[],n=e=>!i.includes(e);return function(e){const t=new Set;for(const i of e)if("string"==typeof i&&K_[i])for(const e of K_[i])t.add(e);else t.add(i);return Array.from(t)}(e.include.concat(t).filter(n)).filter(n).map(e=>"string"==typeof e&&G_[e]?G_[e]:e).filter(e=>"object"==typeof e).map(e=>({from:Y_(e.from),to:Z_(e.to)}))}(e.config.get("typing.transformations")),s=new D_(e.model,e=>{for(const t of n){if(t.from.test(e))return {normalizedTransformation:t}}});s.on("matched:data",(e,n)=>{if(!n.batch.isTyping)return;const{from:s,to:o}=n.normalizedTransformation,r=s.exec(n.text),a=o(r.slice(1)),l=n.range;let c=r.index;t.enqueueChange(e=>{for(let i=1;i{i.requestUndoOnBackspace();});});}),s.bind("isEnabled").to(this);}}function Y_(e){return "string"==typeof e?new RegExp(`(${Pt(e)})$`):e}function Z_(e){return "string"==typeof e?()=>[e]:e instanceof Array?()=>e:e}function X_(e){return (e.textNode?e.textNode:e.nodeAfter).getAttributes()}function ey(e){return new RegExp(`(^|\\s)(${e})([^${e}]*)(${e})$`)}function ty(e,t,i,n){return n.createRange(iy(e,t,i,true,n),iy(e,t,i,false,n))}function iy(e,t,i,n,s){let o=e.textNode||(n?e.nodeBefore:e.nodeAfter),r=null;for(;o&&o.getAttribute(t)==i;)r=o,o=n?o.previousSibling:o.nextSibling;return r?s.createPositionAt(r,n?"before":"after"):e}function ny(e,t,i,n){const s=e.editing.view,o=new Set;s.document.registerPostFixer(s=>{const r=e.model.document.selection;let a=false;if(r.hasAttribute(t)){const l=ty(r.getFirstPosition(),t,r.getAttribute(t),e.model),c=e.editing.mapper.toViewRange(l);for(const e of c.getItems())e.is("element",i)&&!e.hasClass(n)&&(s.addClass(n,e),o.add(e),a=true);}return a}),e.conversion.for("editingDowncast").add(e=>{function t(){s.change(e=>{for(const t of o.values())e.removeClass(n,t),o.delete(t);});}e.on("insert",t,{priority:"highest"}),e.on("remove",t,{priority:"highest"}),e.on("attribute",t,{priority:"highest"}),e.on("selection",t,{priority:"highest"});});}function sy(e,t,i,n){let s,o=null;"function"==typeof n?s=n:(o=e.commands.get(n),s=()=>{e.execute(n);}),e.model.document.on("change:data",(r,a)=>{if(o&&!o.isEnabled||!t.isEnabled)return;const l=fn(e.model.document.selection.getRanges());if(!l.isCollapsed)return;if(a.isUndo||!a.isLocal)return;const c=Array.from(e.model.document.differ.getChanges()),u=c[0];if(1!=c.length||"insert"!==u.type||"$text"!=u.name||1!=u.length)return;const d=u.position.parent;if(d.is("element","codeBlock"))return;if(d.is("element","listItem")&&"function"!=typeof n&&!["numberedList","bulletedList","todoList"].includes(n))return;if(o&&true===o.value)return;const h=d.getChild(0),m=e.model.createRangeOn(h);if(!m.containsRange(l)&&!l.end.isEqual(m.end))return;const g=i.exec(h.data.substr(0,l.end.offset));g&&e.model.enqueueChange(t=>{const i=e.model.document.selection,n=t.createPositionAt(d,0),o=t.createPositionAt(d,g[0].length),r=new Fr(n,o);if(false!==s({match:g})){const e=Array.from(i.getAttributes());t.remove(r);const n=i.getFirstRange(),s=t.createRangeIn(d);!d.isEmpty||s.isEqual(n)||s.containsRange(n,true)||t.remove(d),function(e,t,i){const n=e.model.schema,s=t.getFirstPosition();let o=new Ba(s);n.checkChild(o,"$text")&&(o=o.push("$text"));for(const[t,s]of i)n.checkAttribute(o,t)&&e.setSelectionAttribute(t,s);}(t,i,e);}r.detach(),e.model.enqueueChange(()=>{e.plugins.get("Delete").requestUndoOnBackspace();});});});}function oy(e,t,i,n){let s,o;i instanceof RegExp?s=i:o=i,o=o||(e=>{let t;const i=[],n=[];for(;null!==(t=s.exec(e))&&!(t&&t.length<4);){let{index:e,1:s,2:o,3:r}=t;const a=s+o+r;e+=t[0].length-a.length;const l=[e,e+s.length],c=[e+s.length+o.length,e+s.length+o.length+r.length];i.push(l),i.push(c),n.push([e+s.length,e+s.length+o.length]);}return {remove:i,format:n}}),e.model.document.on("change:data",(i,s)=>{if(s.isUndo||!s.isLocal||!t.isEnabled)return;const r=e.model,a=r.document.selection;if(!a.isCollapsed)return;const l=Array.from(r.document.differ.getChanges()),c=l[0];if(1!=l.length||"insert"!==c.type||"$text"!=c.name||1!=c.length)return;const u=a.focus,d=u.parent,{text:h,range:m}=function(e,t){let i=e.start;const n=Array.from(e.getItems()).reduce((e,n)=>!n.is("$text")&&!n.is("$textProxy")||n.getAttribute("code")?(i=t.createPositionAfter(n),""):e+n.data,"");return {text:n,range:t.createRange(i,e.end)}}(r.createRange(r.createPositionAt(d,0),u),r),g=o(h),f=ry(m.start,g.format,r),p=ry(m.start,g.remove,r);f.length&&p.length&&r.enqueueChange(t=>{if(false!==n(t,f)){for(const e of p.reverse())t.remove(e);r.enqueueChange(()=>{e.plugins.get("Delete").requestUndoOnBackspace();});}});});}function ry(e,t,i){return t.filter(e=>void 0!==e[0]&&void 0!==e[1]).map(t=>i.createRange(e.getShiftedBy(t[0]),e.getShiftedBy(t[1])))}class ay extends jn{static get requires(){return [L_]}static get pluginName(){return "Autoformat"}static get isOfficialPlugin(){return true}afterInit(){const e=this.editor,t=this.editor.t;this._addListAutoformats(),this._addBasicStylesAutoformats(),this._addHeadingAutoformats(),this._addBlockQuoteAutoformats(),this._addCodeBlockAutoformats(),this._addHorizontalLineAutoformats(),e.accessibility.addKeystrokeInfos({keystrokes:[{label:t("Revert autoformatting action"),keystroke:"Backspace"}]});}_addListAutoformats(){const e=this.editor.commands;e.get("bulletedList")&&sy(this.editor,this,/^[*-]\s$/,"bulletedList"),e.get("numberedList")&&sy(this.editor,this,/^1[.|)]\s$/,"numberedList"),e.get("todoList")&&sy(this.editor,this,/^\[\s?\]\s$/,"todoList"),e.get("checkTodoList")&&sy(this.editor,this,/^\[\s?x\s?\]\s$/,()=>{this.editor.execute("todoList"),this.editor.execute("checkTodoList");});}_addBasicStylesAutoformats(){const e=this.editor.commands;if(e.get("bold")){const e=ly(this.editor,"bold");oy(this.editor,this,/(?:^|\s)(\*\*)([^*]+)(\*\*)$/g,e),oy(this.editor,this,/(?:^|\s)(__)([^_]+)(__)$/g,e);}if(e.get("italic")){const e=ly(this.editor,"italic");oy(this.editor,this,/(?:^|\s)(\*)([^*_]+)(\*)$/g,e),oy(this.editor,this,/(?:^|\s)(_)([^_]+)(_)$/g,e);}if(e.get("code")){const e=ly(this.editor,"code");oy(this.editor,this,/(`)([^`]+)(`)$/g,e);}if(e.get("strikethrough")){const e=ly(this.editor,"strikethrough");oy(this.editor,this,/(~~)([^~]+)(~~)$/g,e);}}_addHeadingAutoformats(){const e=this.editor.commands.get("heading");e&&e.modelElements.filter(e=>e.match(/^heading[1-6]$/)).forEach(t=>{const i=t[7],n=new RegExp(`^(#{${i}})\\s$`);sy(this.editor,this,n,()=>{if(!e.isEnabled||e.value===t)return false;this.editor.execute("heading",{value:t});});});}_addBlockQuoteAutoformats(){this.editor.commands.get("blockQuote")&&sy(this.editor,this,/^>\s$/,"blockQuote");}_addCodeBlockAutoformats(){const e=this.editor,t=e.model.document.selection;e.commands.get("codeBlock")&&sy(e,this,/^```$/,()=>{if(t.getFirstPosition().parent.is("element","listItem"))return false;this.editor.execute("codeBlock",{usePreviousLanguageChoice:true});});}_addHorizontalLineAutoformats(){this.editor.commands.get("horizontalLine")&&sy(this.editor,this,/^---$/,"horizontalLine");}}function ly(e,t){return (i,n)=>{if(!e.commands.get(t).isEnabled)return false;const s=e.model.schema.getValidRanges(n,t);for(const e of s)i.setAttribute(t,true,e);i.removeSelectionAttribute(t);}}class cy extends jn{adapter;_debouncedSave;_lastDocumentVersion;_savePromise;_domEmitter;_config;_pendingActions;_makeImmediateSave;_action=null;static get pluginName(){return "Autosave"}static get isOfficialPlugin(){return true}static get requires(){return [_d]}constructor(e){super(e);const t=e.config.get("autosave")||{},i=t.waitingTime||1e3;this.set("state","synchronized"),this._debouncedSave=tt(this._save.bind(this),i),this._lastDocumentVersion=e.model.document.version,this._savePromise=null,this._domEmitter=new(ni()),this._config=t,this._pendingActions=e.plugins.get(_d),this._makeImmediateSave=false;}init(){const e=this.editor,t=e.model.document;this.listenTo(e,"ready",()=>{this.listenTo(t,"change:data",(e,t)=>{this._saveCallbacks.length&&t.isLocal&&("synchronized"===this.state&&(this.state="waiting",this._setPendingAction()),"waiting"===this.state&&this._debouncedSave());});}),this.listenTo(e,"destroy",()=>this._flush(),{priority:"highest"}),this._domEmitter.listenTo(window,"beforeunload",(e,t)=>{this._pendingActions.hasAny&&(t.returnValue=this._pendingActions.first.message);});}destroy(){this._domEmitter.stopListening(),super.destroy();}save(){return this._debouncedSave.cancel(),this._save()}_flush(){this._debouncedSave.flush();}_save(){return this._savePromise?(this._makeImmediateSave=this.editor.model.document.version>this._lastDocumentVersion,this._savePromise):(this._setPendingAction(),this.state="saving",this._lastDocumentVersion=this.editor.model.document.version,this._savePromise=Promise.resolve().then(()=>Promise.all(this._saveCallbacks.map(e=>e(this.editor)))).finally(()=>{this._savePromise=null;}).then(()=>{if(this._makeImmediateSave)return this._makeImmediateSave=false,this._save();this.editor.model.document.version>this._lastDocumentVersion?(this.state="waiting",this._debouncedSave()):(this.state="synchronized",this._pendingActions.remove(this._action),this._action=null);}).catch(e=>{throw this.state="error",this.state="saving",this._debouncedSave(),e}),this._savePromise)}_setPendingAction(){const e=this.editor.t;this._action||(this._action=this._pendingActions.add(e("Saving changes")));}get _saveCallbacks(){const e=[];return this.adapter&&this.adapter.save&&e.push(this.adapter.save),this._config.save&&e.push(this._config.save),e}}class uy extends Gn{attributeKey;constructor(e,t){super(e),this.attributeKey=t;}refresh(){const e=this.editor.model,t=e.document;this.value=this._getValueFromFirstAllowedNode(),this.isEnabled=e.schema.checkAttributeInSelection(t.selection,this.attributeKey);}execute(e={}){const t=this.editor.model,i=t.document.selection,n=void 0===e.forceValue?!this.value:e.forceValue;t.change(e=>{if(i.isCollapsed)n?e.setSelectionAttribute(this.attributeKey,true):e.removeSelectionAttribute(this.attributeKey);else {const s=t.schema.getValidRanges(i.getRanges(),this.attributeKey);for(const t of s)n?e.setAttribute(this.attributeKey,n,t):e.removeAttribute(this.attributeKey,t);}});}_getValueFromFirstAllowedNode(){const e=this.editor.model,t=e.schema,i=e.document.selection;if(i.isCollapsed)return i.hasAttribute(this.attributeKey);for(const e of i.getRanges())for(const i of e.getItems())if(t.checkAttribute(i,this.attributeKey))return i.hasAttribute(this.attributeKey);return false}}const dy="bold";class hy extends jn{static get pluginName(){return "BoldEditing"}static get isOfficialPlugin(){return true}init(){const e=this.editor,t=this.editor.t;e.model.schema.extend("$text",{allowAttributes:dy}),e.model.schema.setAttributeProperties(dy,{isFormatting:true,copyOnEnter:true}),e.conversion.attributeToElement({model:dy,view:"strong",upcastAlso:["b",e=>{const t=e.getStyle("font-weight");return t&&("bold"==t||Number(t)>=600)?{name:true,styles:["font-weight"]}:null}]}),e.commands.add(dy,new uy(e,dy)),e.keystrokes.set("CTRL+B",dy),e.accessibility.addKeystrokeInfos({keystrokes:[{label:t("Bold text"),keystroke:"CTRL+B"}]});}}function my({editor:e,commandName:t,plugin:i,icon:n,label:s,keystroke:o}){return r=>{const a=e.commands.get(t),l=new r(e.locale);return l.set({label:s,icon:n,keystroke:o,isToggleable:true}),l.bind("isEnabled").to(a,"isEnabled"),l.bind("isOn").to(a,"value"),l instanceof Lp?l.set({role:"menuitemcheckbox"}):l.set({tooltip:true}),i.listenTo(l,"execute",()=>{e.execute(t),e.editing.view.focus();}),l}}const gy="bold";class fy extends jn{static get pluginName(){return "BoldUI"}static get isOfficialPlugin(){return true}init(){const e=this.editor,t=e.locale.t,i=my({editor:e,commandName:gy,plugin:this,icon:Qh,label:t("Bold"),keystroke:"CTRL+B"});e.ui.componentFactory.add(gy,()=>i(yp)),e.ui.componentFactory.add("menuBar:"+gy,()=>i(Lp));}}class py extends jn{static get requires(){return [hy,fy]}static get pluginName(){return "Bold"}static get isOfficialPlugin(){return true}}const by="code";class wy extends jn{static get pluginName(){return "CodeEditing"}static get isOfficialPlugin(){return true}static get requires(){return [z_]}init(){const e=this.editor,t=this.editor.t;e.model.schema.extend("$text",{allowAttributes:by}),e.model.schema.setAttributeProperties(by,{isFormatting:true,copyOnEnter:false}),e.conversion.attributeToElement({model:by,view:"code"}),e.commands.add(by,new uy(e,by)),e.plugins.get(z_).registerAttribute(by),ny(e,by,"code","ck-code_selected"),e.accessibility.addKeystrokeInfos({keystrokes:[{label:t("Move out of an inline code style"),keystroke:[["arrowleft","arrowleft"],["arrowright","arrowright"]]}]});}}const vy="code";class _y extends jn{static get pluginName(){return "CodeUI"}static get isOfficialPlugin(){return true}init(){const e=this.editor,t=e.locale.t,i=my({editor:e,commandName:vy,plugin:this,icon:gm,label:t("Code")});e.ui.componentFactory.add(vy,()=>i(yp)),e.ui.componentFactory.add("menuBar:"+vy,()=>i(Lp));}}class yy extends jn{static get requires(){return [wy,_y]}static get pluginName(){return "Code"}static get isOfficialPlugin(){return true}}const ky="italic";class Cy extends jn{static get pluginName(){return "ItalicEditing"}static get isOfficialPlugin(){return true}init(){const e=this.editor,t=this.editor.t;e.model.schema.extend("$text",{allowAttributes:ky}),e.model.schema.setAttributeProperties(ky,{isFormatting:true,copyOnEnter:true}),e.conversion.attributeToElement({model:ky,view:"i",upcastAlso:["em",{styles:{"font-style":"italic"}}]}),e.commands.add(ky,new uy(e,ky)),e.keystrokes.set("CTRL+I",ky),e.accessibility.addKeystrokeInfos({keystrokes:[{label:t("Italic text"),keystroke:"CTRL+I"}]});}}const xy="italic";class Ay extends jn{static get pluginName(){return "ItalicUI"}static get isOfficialPlugin(){return true}init(){const e=this.editor,t=e.locale.t,i=my({editor:e,commandName:xy,plugin:this,icon:pg,keystroke:"CTRL+I",label:t("Italic")});e.ui.componentFactory.add(xy,()=>i(yp)),e.ui.componentFactory.add("menuBar:"+xy,()=>i(Lp));}}class Ey extends jn{static get requires(){return [Cy,Ay]}static get pluginName(){return "Italic"}static get isOfficialPlugin(){return true}}const Ty="strikethrough";class Sy extends jn{static get pluginName(){return "StrikethroughEditing"}static get isOfficialPlugin(){return true}init(){const e=this.editor,t=this.editor.t;e.model.schema.extend("$text",{allowAttributes:Ty}),e.model.schema.setAttributeProperties(Ty,{isFormatting:true,copyOnEnter:true}),e.conversion.attributeToElement({model:Ty,view:"s",upcastAlso:["del","strike",{styles:{"text-decoration":"line-through"}}]}),e.commands.add(Ty,new uy(e,Ty)),e.keystrokes.set("CTRL+SHIFT+X","strikethrough"),e.accessibility.addKeystrokeInfos({keystrokes:[{label:t("Strikethrough text"),keystroke:"CTRL+SHIFT+X"}]});}}const Iy="strikethrough";class Py extends jn{static get pluginName(){return "StrikethroughUI"}static get isOfficialPlugin(){return true}init(){const e=this.editor,t=e.locale.t,i=my({editor:e,commandName:Iy,plugin:this,icon:Nf,keystroke:"CTRL+SHIFT+X",label:t("Strikethrough")});e.ui.componentFactory.add(Iy,()=>i(yp)),e.ui.componentFactory.add("menuBar:"+Iy,()=>i(Lp));}}class Vy extends jn{static get requires(){return [Sy,Py]}static get pluginName(){return "Strikethrough"}static get isOfficialPlugin(){return true}}const Oy="subscript";class Ry extends jn{static get pluginName(){return "SubscriptEditing"}static get isOfficialPlugin(){return true}init(){const e=this.editor;e.model.schema.extend("$text",{allowAttributes:Oy}),e.model.schema.setAttributeProperties(Oy,{isFormatting:true,copyOnEnter:true}),e.conversion.attributeToElement({model:Oy,view:"sub",upcastAlso:[{styles:{"vertical-align":"sub"}}]}),e.commands.add(Oy,new uy(e,Oy));}}const By="subscript";class My extends jn{static get pluginName(){return "SubscriptUI"}static get isOfficialPlugin(){return true}init(){const e=this.editor,t=e.locale.t,i=my({editor:e,commandName:By,plugin:this,icon:zf,label:t("Subscript")});e.ui.componentFactory.add(By,()=>i(yp)),e.ui.componentFactory.add("menuBar:"+By,()=>i(Lp));}}class Ly extends jn{static get requires(){return [Ry,My]}static get pluginName(){return "Subscript"}static get isOfficialPlugin(){return true}}const Fy="superscript";class Ny extends jn{static get pluginName(){return "SuperscriptEditing"}static get isOfficialPlugin(){return true}init(){const e=this.editor;e.model.schema.extend("$text",{allowAttributes:Fy}),e.model.schema.setAttributeProperties(Fy,{isFormatting:true,copyOnEnter:true}),e.conversion.attributeToElement({model:Fy,view:"sup",upcastAlso:[{styles:{"vertical-align":"super"}}]}),e.commands.add(Fy,new uy(e,Fy));}}const Dy="superscript";class zy extends jn{static get pluginName(){return "SuperscriptUI"}static get isOfficialPlugin(){return true}init(){const e=this.editor,t=e.locale.t,i=my({editor:e,commandName:Dy,plugin:this,icon:Hf,label:t("Superscript")});e.ui.componentFactory.add(Dy,()=>i(yp)),e.ui.componentFactory.add("menuBar:"+Dy,()=>i(Lp));}}class Hy extends jn{static get requires(){return [Ny,zy]}static get pluginName(){return "Superscript"}static get isOfficialPlugin(){return true}}const qy="underline";class Uy extends jn{static get pluginName(){return "UnderlineEditing"}static get isOfficialPlugin(){return true}init(){const e=this.editor,t=this.editor.t;e.model.schema.extend("$text",{allowAttributes:qy}),e.model.schema.setAttributeProperties(qy,{isFormatting:true,copyOnEnter:true}),e.conversion.attributeToElement({model:qy,view:"u",upcastAlso:{styles:{"text-decoration":"underline"}}}),e.commands.add(qy,new uy(e,qy)),e.keystrokes.set("CTRL+U","underline"),e.accessibility.addKeystrokeInfos({keystrokes:[{label:t("Underline text"),keystroke:"CTRL+U"}]});}}const $y="underline";class jy extends jn{static get pluginName(){return "UnderlineUI"}static get isOfficialPlugin(){return true}init(){const e=this.editor,t=e.locale.t,i=my({editor:e,commandName:$y,plugin:this,icon:cp,label:t("Underline"),keystroke:"CTRL+U"});e.ui.componentFactory.add($y,()=>i(yp)),e.ui.componentFactory.add("menuBar:"+$y,()=>i(Lp));}}class Wy extends jn{static get requires(){return [Uy,jy]}static get pluginName(){return "Underline"}static get isOfficialPlugin(){return true}}function*Gy(e,t){for(const i of t)i&&e.getAttributeProperties(i[0]).copyOnEnter&&(yield i);}class Ky extends Gn{execute(){this.editor.model.change(e=>{this.enterBlock(e),this.fire("afterExecute",{writer:e});});}enterBlock(e){const t=this.editor.model,i=t.document.selection,n=t.schema,s=i.isCollapsed,o=i.getFirstRange(),r=o.start.parent,a=o.end.parent;if(n.isLimit(r)||n.isLimit(a))return s||r!=a||t.deleteContent(i),false;if(s){const t=Gy(e.model.schema,i.getAttributes());return Jy(e,o.start),e.setSelectionAttribute(t),true}{const n=!(o.start.isAtStart&&o.end.isAtEnd),s=r==a;if(t.deleteContent(i,{leaveUnmerged:n}),n){if(s)return Jy(e,i.focus),true;e.setSelection(a,0);}}return false}}function Jy(e,t){e.split(t),e.setSelection(t.parent.nextSibling,0);}const Qy={insertParagraph:{isSoft:false},insertLineBreak:{isSoft:true}};class Yy extends Jo{constructor(e){super(e);const t=this.document;let i=false;t.on("keydown",(e,t)=>{i=t.shiftKey;}),t.on("beforeinput",(s,o)=>{if(!this.isEnabled)return;let r=o.inputType;n.isSafari&&i&&"insertParagraph"==r&&(r="insertLineBreak");const a=o.domEvent,l=Qy[r];if(!l)return;const c=new qs(t,"enter",o.targetRanges[0]);t.fire(c,new Qo(e,a,{isSoft:l.isSoft})),c.stop.called&&s.stop();});}observe(){}stopObserving(){}}class Zy extends jn{static get pluginName(){return "Enter"}static get isOfficialPlugin(){return true}init(){const e=this.editor,t=e.editing.view,i=t.document,n=this.editor.t;t.addObserver(Yy),e.commands.add("enter",new Ky(e)),this.listenTo(i,"enter",(n,s)=>{i.isComposing||s.preventDefault(),s.isSoft||(e.execute("enter"),t.scrollToTheSelection());},{priority:"low"}),e.accessibility.addKeystrokeInfos({keystrokes:[{label:n("Insert a hard break (a new paragraph)"),keystroke:"Enter"}]});}}class Xy extends Gn{execute(){const e=this.editor.model,t=e.document;e.change(i=>{!function(e,t,i){const n=i.isCollapsed,s=i.getFirstRange(),o=s.start.parent,r=s.end.parent,a=o==r;if(n){const n=Gy(e.schema,i.getAttributes());ek(e,t,s.end),t.removeSelectionAttribute(i.getAttributeKeys()),t.setSelectionAttribute(n);}else {const n=!(s.start.isAtStart&&s.end.isAtEnd);e.deleteContent(i,{leaveUnmerged:n}),a?ek(e,t,i.focus):n&&t.setSelection(r,0);}}(e,i,t.selection),this.fire("afterExecute",{writer:i});});}refresh(){const e=this.editor.model,t=e.document;this.isEnabled=function(e,t){if(t.rangeCount>1)return false;const i=t.anchor;if(!i||!e.checkChild(i,"softBreak"))return false;const n=t.getFirstRange(),s=n.start.parent,o=n.end.parent;if((tk(s,e)||tk(o,e))&&s!==o)return false;return true}(e.schema,t.selection);}}function ek(e,t,i){const n=t.createElement("softBreak");e.insertContent(n,i),t.setSelection(n,"after");}function tk(e,t){return !e.is("rootElement")&&(t.isLimit(e)||tk(e.parent,t))}class ik extends jn{static get pluginName(){return "ShiftEnter"}static get isOfficialPlugin(){return true}init(){const e=this.editor,t=e.model.schema,i=e.conversion,n=e.editing.view,s=n.document,o=this.editor.t;t.register("softBreak",{allowWhere:"$text",isInline:true}),i.for("upcast").elementToElement({model:"softBreak",view:"br"}),i.for("downcast").elementToElement({model:"softBreak",view:(e,{writer:t})=>t.createEmptyElement("br")}),n.addObserver(Yy),e.commands.add("shiftEnter",new Xy(e)),this.listenTo(s,"enter",(t,i)=>{s.isComposing||i.preventDefault(),i.isSoft&&(e.execute("shiftEnter"),n.scrollToTheSelection());},{priority:"low"}),e.accessibility.addKeystrokeInfos({keystrokes:[{label:o("Insert a soft break (a <br> element)"),keystroke:"Shift+Enter"}]});}}class nk extends Gn{refresh(){this.value=this._getValue(),this.isEnabled=this._checkEnabled();}execute(e={}){const t=this.editor.model,i=t.schema,n=t.document.selection,s=Array.from(n.getSelectedBlocks()),o=void 0===e.forceValue?!this.value:e.forceValue;t.change(e=>{if(o){const t=s.filter(e=>sk(e)||rk(i,e));this._applyQuote(e,t);}else this._removeQuote(e,s.filter(sk));});}_getValue(){const e=fn(this.editor.model.document.selection.getSelectedBlocks());return !(!e||!sk(e))}_checkEnabled(){if(this.value)return true;const e=this.editor.model.document.selection,t=this.editor.model.schema,i=fn(e.getSelectedBlocks());return !!i&&rk(t,i)}_removeQuote(e,t){ok(e,t).reverse().forEach(t=>{if(t.start.isAtStart&&t.end.isAtEnd)return void e.unwrap(t.start.parent);if(t.start.isAtStart){const i=e.createPositionBefore(t.start.parent);return void e.move(t,i)}t.end.isAtEnd||e.split(t.end);const i=e.createPositionAfter(t.end.parent);e.move(t,i);});}_applyQuote(e,t){const i=[];ok(e,t).reverse().forEach(t=>{let n=sk(t.start);n||(n=e.createElement("blockQuote"),e.wrap(t,n)),i.push(n);}),i.reverse().reduce((t,i)=>t.nextSibling==i?(e.merge(e.createPositionAfter(t)),t):i);}}function sk(e){return "blockQuote"==e.parent.name?e.parent:null}function ok(e,t){let i,n=0;const s=[];for(;n{const n=e.model.document.differ.getChanges();for(const e of n)if("insert"==e.type){const n=e.position.nodeAfter;if(!n)continue;if(n.is("element","blockQuote")&&n.isEmpty)return i.remove(n),true;if(n.is("element","blockQuote")&&!t.checkChild(e.position,n))return i.unwrap(n),true;if(n.is("element")){const e=i.createRangeIn(n);for(const n of e.getItems())if(n.is("element","blockQuote")&&!t.checkChild(i.createPositionBefore(n),n))return i.unwrap(n),true}}else if("remove"==e.type){const t=e.position.parent;if(t.is("element","blockQuote")&&t.isEmpty)return i.remove(t),true}return false});const i=this.editor.editing.view.document,n=e.model.document.selection,s=e.commands.get("blockQuote");this.listenTo(i,"enter",(t,i)=>{if(!n.isCollapsed||!s.value)return;n.getLastPosition().parent.isEmpty&&(e.execute("blockQuote"),e.editing.view.scrollToTheSelection(),i.preventDefault(),t.stop());},{context:"blockquote"}),this.listenTo(i,"delete",(t,i)=>{if("backward"!=i.direction||!n.isCollapsed||!s.value)return;const o=n.getLastPosition().parent;o.isEmpty&&!o.previousSibling&&(e.execute("blockQuote"),e.editing.view.scrollToTheSelection(),i.preventDefault(),t.stop());},{context:"blockquote"});}}class lk extends jn{static get pluginName(){return "BlockQuoteUI"}static get isOfficialPlugin(){return true}init(){const e=this.editor;e.ui.componentFactory.add("blockQuote",()=>{const e=this._createButton(yp);return e.set({tooltip:true}),e}),e.ui.componentFactory.add("menuBar:blockQuote",()=>{const e=this._createButton(Lp);return e.set({role:"menuitemcheckbox"}),e});}_createButton(e){const t=this.editor,i=t.locale,n=t.commands.get("blockQuote"),s=new e(t.locale),o=i.t;return s.set({label:o("Block quote"),icon:_f,isToggleable:true}),s.bind("isEnabled").to(n,"isEnabled"),s.bind("isOn").to(n,"value"),this.listenTo(s,"execute",()=>{t.execute("blockQuote"),t.editing.view.focus();}),s}}class ck extends jn{static get requires(){return [ak,lk]}static get pluginName(){return "BlockQuote"}static get isOfficialPlugin(){return true}}class uk extends(z()){_stack=[];add(e,t){const i=this._stack,n=i[0];this._insertDescriptor(e);const s=i[0];n===s||dk(n,s)||this.fire("change:top",{oldDescriptor:n,newDescriptor:s,writer:t});}remove(e,t){const i=this._stack,n=i[0];this._removeDescriptor(e);const s=i[0];n===s||dk(n,s)||this.fire("change:top",{oldDescriptor:n,newDescriptor:s,writer:t});}_insertDescriptor(e){const t=this._stack,i=t.findIndex(t=>t.id===e.id);if(dk(e,t[i]))return;i>-1&&t.splice(i,1);let n=0;for(;t[n]&&hk(t[n],e);)n++;t.splice(n,0,e);}_removeDescriptor(e){const t=this._stack,i=t.findIndex(t=>t.id===e);i>-1&&t.splice(i,1);}}function dk(e,t){return e&&t&&e.priority==t.priority&&mk(e.classes)==mk(t.classes)}function hk(e,t){return e.priority>t.priority||!(e.prioritymk(t.classes)}function mk(e){return Array.isArray(e)?e.sort().join(","):e}const gk="ck-widget",fk="ck-widget_selected";function pk(e){return !!e.is("element")&&!!e.getCustomProperty("widget")}function bk(e,t,i={}){if(!e.is("containerElement"))throw new I("widget-to-widget-wrong-element-type",null,{element:e});return t.setAttribute("contenteditable","false",e),t.addClass(gk,e),t.setCustomProperty("widget",true,e),e.getFillerOffset=Ek,t.setCustomProperty("widgetLabel",[],e),i.label&&yk(e,i.label),i.hasSelectionHandle&&function(e,t){const i=t.createUIElement("div",{class:"ck ck-widget__selection-handle"},function(e){const t=this.toDomElement(e),i=new vp;return i.set("content",Sm),i.render(),t.appendChild(i.element),t});t.insert(t.createPositionAt(e,0),i),t.addClass(["ck-widget_with-selection-handle"],e);}(e,t),_k(e,t),e}function wk(e,t,i){if(t.classes&&i.addClass(ln(t.classes),e),t.attributes)for(const n in t.attributes)i.setAttribute(n,t.attributes[n],e);}function vk(e,t,i){if(t.classes&&i.removeClass(ln(t.classes),e),t.attributes)for(const n in t.attributes)i.removeAttribute(n,e);}function _k(e,t,i=wk,n=vk){const s=new uk;s.on("change:top",(t,s)=>{s.oldDescriptor&&n(e,s.oldDescriptor,s.writer),s.newDescriptor&&i(e,s.newDescriptor,s.writer);});t.setCustomProperty("addHighlight",(e,t,i)=>s.add(t,i),e),t.setCustomProperty("removeHighlight",(e,t,i)=>s.remove(t,i),e);}function yk(e,t){e.getCustomProperty("widgetLabel").push(t);}function kk(e){return e.getCustomProperty("widgetLabel").reduce((e,t)=>"function"==typeof t?e?e+". "+t():t():e?e+". "+t:t,"")}function Ck(e,t,i={}){return t.addClass(["ck-editor__editable","ck-editor__nested-editable"],e),false!==i.withAriaRole&&t.setAttribute("role","textbox",e),e.isReadOnly||t.setAttribute("tabindex","-1",e),i.label&&t.setAttribute("aria-label",i.label,e),t.setAttribute("contenteditable",e.isReadOnly?"false":"true",e),e.on("change:isReadOnly",(i,n,s)=>{t.setAttribute("contenteditable",s?"false":"true",e),s?t.removeAttribute("tabindex",e):t.setAttribute("tabindex","-1",e);}),e.on("change:isFocused",(i,n,s)=>{s?t.addClass("ck-editor__nested-editable_focused",e):t.removeClass("ck-editor__nested-editable_focused",e);}),_k(e,t),e}function xk(e,t){const i=e.getSelectedElement();if(i){const n=Bk(e);if(n)return t.createRange(t.createPositionAt(i,n))}return t.schema.findOptimalInsertionRange(e)}function Ak(e,t){return (i,n)=>{const{mapper:s,viewPosition:o}=n,r=s.findMappedViewAncestor(o);if(!t(r))return;const a=s.toModelElement(r);n.modelPosition=e.createPositionAt(a,o.isAtStart?"before":"after");}}function Ek(){return null}function Tk(e){const t=e=>{const{width:t,paddingLeft:i,paddingRight:n}=e.ownerDocument.defaultView.getComputedStyle(e);return parseFloat(t)-(parseFloat(i)||0)-(parseFloat(n)||0)},i=e.parentElement;if(!i)return 0;let n=t(i);let s=0,o=i;for(;isNaN(n);){if(o=o.parentElement,++s>5)return 0;n=t(o);}return n}function Sk(e,t=new pi(e)){const i=Tk(e);return i?t.width/i*100:0}const Ik="widget-type-around";function Pk(e,t,i){return !!e&&pk(e)&&!i.isInline(t)}function Vk(e){return e.closest(".ck-widget__type-around__button")}function Ok(e){return e.classList.contains("ck-widget__type-around__button_before")?"before":"after"}function Rk(e,t){const i=e.closest(".ck-widget");return t.mapDomToView(i)}function Bk(e){return e.getAttribute(Ik)}const Mk=["before","after"],Lk=(new DOMParser).parseFromString(Ef,"image/svg+xml").firstChild,Fk="ck-widget__type-around_disabled";class Nk extends jn{_currentFakeCaretModelElement=null;static get pluginName(){return "WidgetTypeAround"}static get isOfficialPlugin(){return true}static get requires(){return [Zy,L_]}init(){const e=this.editor,t=e.editing.view;this.on("change:isEnabled",(i,n,s)=>{t.change(e=>{for(const i of t.document.roots)s?e.removeClass(Fk,i):e.addClass(Fk,i);}),s||e.model.change(e=>{e.removeSelectionAttribute(Ik);});}),this._enableTypeAroundUIInjection(),this._enableInsertingParagraphsOnButtonClick(),this._enableInsertingParagraphsOnEnterKeypress(),this._enableInsertingParagraphsOnTypingKeystroke(),this._enableTypeAroundFakeCaretActivationUsingKeyboardArrows(),this._enableDeleteIntegration(),this._enableInsertContentIntegration(),this._enableInsertObjectIntegration(),this._enableDeleteContentIntegration();}destroy(){super.destroy(),this._currentFakeCaretModelElement=null;}_insertParagraph(e,t){const i=this.editor,n=i.editing.view,s=i.model.schema.getAttributesWithProperty(e,"copyOnReplace",true);i.execute("insertParagraph",{position:i.model.createPositionAt(e,t),attributes:s}),n.focus(),n.scrollToTheSelection();}_listenToIfEnabled(e,t,i,n){this.listenTo(e,t,(...e)=>{this.isEnabled&&i(...e);},n);}_insertParagraphAccordingToFakeCaretPosition(){const e=this.editor.model.document.selection,t=Bk(e);if(!t)return false;const i=e.getSelectedElement();return this._insertParagraph(i,t),true}_enableTypeAroundUIInjection(){const e=this.editor,t=e.model.schema,i=e.locale.t,n={before:i("Insert paragraph before block"),after:i("Insert paragraph after block")};e.editing.downcastDispatcher.on("insert",(e,s,o)=>{const r=o.mapper.toViewElement(s.item);if(r&&Pk(r,s.item,t)){!function(e,t,i){const n=e.createUIElement("div",{class:"ck ck-reset_all ck-widget__type-around"},function(e){const i=this.toDomElement(e);return function(e,t){for(const i of Mk){const n=new Ud({tag:"div",attributes:{class:["ck","ck-widget__type-around__button",`ck-widget__type-around__button_${i}`],title:t[i],"aria-hidden":"true"},children:[e.ownerDocument.importNode(Lk,true)]});e.appendChild(n.render());}}(i,t),function(e){const t=new Ud({tag:"div",attributes:{class:["ck","ck-widget__type-around__fake-caret"]}});e.appendChild(t.render());}(i),i});e.insert(e.createPositionAt(i,"end"),n);}(o.writer,n,r);r.getCustomProperty("widgetLabel").push(()=>this.isEnabled?i("Press Enter to type after or press Shift + Enter to type before the widget"):"");}},{priority:"low"});}_enableTypeAroundFakeCaretActivationUsingKeyboardArrows(){const e=this.editor,t=e.model,i=t.document.selection,n=t.schema,s=e.editing.view;function o(e){return `ck-widget_type-around_show-fake-caret_${e}`}this._listenToIfEnabled(s.document,"arrowKey",(e,t)=>{this._handleArrowKeyPress(e,t);},{context:[pk,"$text"],priority:"high"}),this._listenToIfEnabled(i,"change:range",(t,i)=>{i.directChange&&e.model.change(e=>{e.removeSelectionAttribute(Ik);});}),this._listenToIfEnabled(t.document,"change:data",()=>{const t=i.getSelectedElement();if(t){if(Pk(e.editing.mapper.toViewElement(t),t,n))return}e.model.change(e=>{e.removeSelectionAttribute(Ik);});}),this._listenToIfEnabled(e.editing.downcastDispatcher,"selection",(e,t,i)=>{const s=i.writer;if(this._currentFakeCaretModelElement){const e=i.mapper.toViewElement(this._currentFakeCaretModelElement);e&&(s.removeClass(Mk.map(o),e),this._currentFakeCaretModelElement=null);}const r=t.selection.getSelectedElement();if(!r)return;const a=i.mapper.toViewElement(r);if(!Pk(a,r,n))return;const l=Bk(t.selection);l&&(s.addClass(o(l),a),this._currentFakeCaretModelElement=r);}),this._listenToIfEnabled(e.ui.focusTracker,"change:isFocused",(t,i,n)=>{n||e.model.change(e=>{e.removeSelectionAttribute(Ik);});});}_handleArrowKeyPress(e,t){const i=this.editor,n=i.model,s=n.document.selection,o=n.schema,r=i.editing.view;if(t.shiftKey)return;const a=sn(t.keyCode,i.locale.contentLanguageDirection),l=r.document.selection.getSelectedElement();let c;Pk(l,i.editing.mapper.toModelElement(l),o)?c=this._handleArrowKeyPressOnSelectedWidget(a):s.isCollapsed?c=this._handleArrowKeyPressWhenSelectionNextToAWidget(a):t.shiftKey||(c=this._handleArrowKeyPressWhenNonCollapsedSelection(a)),c&&(t.preventDefault(),e.stop());}_handleArrowKeyPressOnSelectedWidget(e){const t=this.editor.model,i=Bk(t.document.selection);return t.change(t=>{if(!i)return t.setSelectionAttribute(Ik,e?"after":"before"),true;if(!(i===(e?"after":"before")))return t.removeSelectionAttribute(Ik),true;return false})}_handleArrowKeyPressWhenSelectionNextToAWidget(e){const t=this.editor,i=t.model,n=i.schema,s=t.plugins.get("Widget"),o=s._getObjectElementNextToSelection(e);return !!Pk(t.editing.mapper.toViewElement(o),o,n)&&(i.change(t=>{s._setSelectionOverElement(o),t.setSelectionAttribute(Ik,e?"before":"after");}),true)}_handleArrowKeyPressWhenNonCollapsedSelection(e){const t=this.editor,i=t.model,n=i.schema,s=t.editing.mapper,o=i.document.selection,r=e?o.getLastPosition().nodeBefore:o.getFirstPosition().nodeAfter;return !!Pk(s.toViewElement(r),r,n)&&(i.change(t=>{t.setSelection(r,"on"),t.setSelectionAttribute(Ik,e?"after":"before");}),true)}_enableInsertingParagraphsOnButtonClick(){const e=this.editor,t=e.editing.view;this._listenToIfEnabled(t.document,"mousedown",(i,n)=>{const s=Vk(n.domTarget);if(!s)return;const o=Ok(s),r=Rk(s,t.domConverter),a=e.editing.mapper.toModelElement(r);this._insertParagraph(a,o),n.preventDefault(),i.stop();});}_enableInsertingParagraphsOnEnterKeypress(){const e=this.editor,t=e.model.document.selection,i=e.editing.view;this._listenToIfEnabled(i.document,"enter",(i,n)=>{if("atTarget"!=i.eventPhase)return;const s=t.getSelectedElement(),o=e.editing.mapper.toViewElement(s),r=e.model.schema;let a;this._insertParagraphAccordingToFakeCaretPosition()?a=true:Pk(o,s,r)&&(this._insertParagraph(s,n.isSoft?"before":"after"),a=true),a&&(n.preventDefault(),i.stop());},{context:pk});}_enableInsertingParagraphsOnTypingKeystroke(){const e=this.editor.editing.view.document;this._listenToIfEnabled(e,"insertText",(t,i)=>{this._insertParagraphAccordingToFakeCaretPosition()&&(i.selection=e.selection);},{priority:"high"}),n.isAndroid?this._listenToIfEnabled(e,"keydown",(e,t)=>{229==t.keyCode&&this._insertParagraphAccordingToFakeCaretPosition();}):this._listenToIfEnabled(e,"compositionstart",()=>{this._insertParagraphAccordingToFakeCaretPosition();},{priority:"highest"});}_enableDeleteIntegration(){const e=this.editor,t=e.editing.view,i=e.model,n=i.schema;this._listenToIfEnabled(t.document,"delete",(t,s)=>{if("atTarget"!=t.eventPhase)return;const o=Bk(i.document.selection);if(!o)return;const r=s.direction,a=i.document.selection.getSelectedElement(),l="forward"==r;if("before"===o===l)e.execute("delete",{selection:i.createSelection(a,"on")});else {const t=n.getNearestSelectionRange(i.createPositionAt(a,o),r);if(t)if(t.isCollapsed){const s=i.createSelection(t.start);if(i.modifySelection(s,{direction:r}),s.focus.isEqual(t.start)){const e=function(e,t){let i=t;for(const n of t.getAncestors({parentFirst:true})){if(n.childCount>1||e.isLimit(n))break;i=n;}return i}(n,t.start.parent);i.deleteContent(i.createSelection(e,"on"),{doNotAutoparagraph:true});}else i.change(i=>{i.setSelection(t),e.execute(l?"deleteForward":"delete");});}else i.change(i=>{i.setSelection(t),e.execute(l?"deleteForward":"delete");});}s.preventDefault(),t.stop();},{context:pk});}_enableInsertContentIntegration(){const e=this.editor,t=this.editor.model,i=t.document.selection;this._listenToIfEnabled(e.model,"insertContent",(e,[n,s])=>{if(s&&!s.is("documentSelection"))return;const o=Bk(i);return o?(e.stop(),t.change(e=>{const s=i.getSelectedElement(),r=t.createPositionAt(s,o),a=e.createSelection(r),l=t.insertContent(n,a);return e.setSelection(a),l})):void 0},{priority:"high"});}_enableInsertObjectIntegration(){const e=this.editor,t=this.editor.model.document.selection;this._listenToIfEnabled(e.model,"insertObject",(e,i)=>{const[,n,s={}]=i;if(n&&!n.is("documentSelection"))return;const o=Bk(t);o&&(s.findOptimalPosition=o,i[3]=s);},{priority:"high"});}_enableDeleteContentIntegration(){const e=this.editor,t=this.editor.model.document.selection;this._listenToIfEnabled(e.model,"deleteContent",(e,[i])=>{if(i&&!i.is("documentSelection"))return;Bk(t)&&e.stop();},{priority:"high"});}}function Dk(e){const t=e.model;return (i,n)=>{const s=n.keyCode==Qi.arrowup,o=n.keyCode==Qi.arrowdown,r=n.shiftKey,a=t.document.selection;if(!s&&!o)return;const l=o,c=function(e,t,i){const n=e.model;if(i){const e=t.focus,i=zk(n,e,"forward");if(!i)return;const s=n.createRange(e,i),o=Hk(n.schema,s,"backward");if(o)return n.createRange(e,o)}else {const e=t.focus,i=zk(n,e,"backward");if(!i)return;const s=n.createRange(i,e),o=Hk(n.schema,s,"forward");if(o)return n.createRange(o,e)}}(e,a,l);if(c){if(c.isCollapsed){if(a.isCollapsed)return;if(r)return}(c.isCollapsed||function(e,t,i){const n=e.model,s=e.view.domConverter;if(i){const e=n.createSelection(t.start);n.modifySelection(e),e.focus.isAtEnd||t.start.isEqual(e.focus)||(t=n.createRange(e.focus,t.end));}const o=e.mapper.toViewRange(t),r=s.viewRangeToDom(o),a=pi.getDomRangeRects(r);let l;for(const e of a)if(void 0!==l){if(Math.round(e.top)>=l)return false;l=Math.max(l,Math.round(e.bottom));}else l=Math.round(e.bottom);return true}(e,c,l))&&(t.change(e=>{const i=l?c.end:c.start;if(r){const n=t.createSelection(a.anchor);n.setFocus(i),e.setSelection(n);}else e.setSelection(i);}),i.stop(),n.preventDefault(),n.stopPropagation());}}}function zk(e,t,i){const n=e.schema,s=e.createRangeIn(t.root),o="forward"==i?"elementStart":"elementEnd";for(const{previousPosition:e,item:r,type:a}of s.getWalker({startPosition:t,direction:i})){if(n.isLimit(r)&&!n.isInline(r))return e;if(a==o&&n.isBlock(r))return null}return null}function Hk(e,t,i){const n="backward"==i?t.end:t.start;if(e.checkChild(n,"$text"))return n;for(const{nextPosition:n}of t.getWalker({direction:i}))if(e.checkChild(n,"$text"))return n}class qk extends jn{_previouslySelected=new Set;static get pluginName(){return "Widget"}static get isOfficialPlugin(){return true}static get requires(){return [Nk,L_]}init(){const e=this.editor,t=e.editing.view,i=t.document,n=e.t;this.editor.editing.downcastDispatcher.on("selection",(t,i,n)=>{const s=n.writer,o=i.selection;if(o.isCollapsed)return;const r=o.getSelectedElement();if(!r)return;const a=e.editing.mapper.toViewElement(r);pk(a)&&n.consumable.consume(o,"selection")&&s.setSelection(s.createRangeOn(a),{fake:true,label:kk(a)});}),this.editor.editing.downcastDispatcher.on("selection",(e,t,i)=>{this._clearPreviouslySelectedWidgets(i.writer);const n=i.writer,s=n.document.selection;let o=null;for(const e of s.getRanges())for(const t of e){const e=t.item;pk(e)&&!Uk(e,o)&&(n.addClass(fk,e),this._previouslySelected.add(e),o=e);}},{priority:"low"}),t.addObserver(Ic),t.addObserver(Vc),this.listenTo(i,"mousedown",(...e)=>this._onMousedown(...e)),this.listenTo(i,"pointerdown",(...e)=>this._onPointerdown(...e)),this.listenTo(i,"arrowKey",(...e)=>{this._handleSelectionChangeOnArrowKeyPress(...e);},{context:[pk,"$text"]}),this.listenTo(i,"arrowKey",(...e)=>{this._preventDefaultOnArrowKeyPress(...e);},{context:"$root"}),this.listenTo(i,"arrowKey",Dk(this.editor.editing),{context:"$text"}),this.listenTo(i,"delete",(e,t)=>{this._handleDelete("forward"==t.direction)&&(t.preventDefault(),e.stop());},{context:"$root"}),this.listenTo(i,"tab",(e,i)=>{this._selectNextEditable(i.shiftKey?"backward":"forward")&&(t.scrollToTheSelection(),i.preventDefault(),e.stop());},{context:e=>pk(e)||e.is("editableElement"),priority:"low"}),this.listenTo(i,"keydown",(e,t)=>{t.keystroke==Qi.esc&&this._selectAncestorWidget()&&(t.preventDefault(),e.stop());},{context:e=>e.is("editableElement"),priority:"low"}),e.accessibility.addKeystrokeInfoGroup({id:"widget",label:n("Keystrokes that can be used when a widget is selected (for example: image, table, etc.)"),keystrokes:[{label:n("Move focus from an editable area back to the parent widget"),keystroke:"Esc"},{label:n("Insert a new paragraph directly after a widget"),keystroke:"Enter"},{label:n("Insert a new paragraph directly before a widget"),keystroke:"Shift+Enter"},{label:n("Move the caret to allow typing directly before a widget"),keystroke:[["arrowup"],["arrowleft"]]},{label:n("Move the caret to allow typing directly after a widget"),keystroke:[["arrowdown"],["arrowright"]]}]});}_onMousedown(e,t){const i=t.target;i&&t.domEvent.detail>=3&&this._selectBlockContent(i)&&t.preventDefault();}_onPointerdown(e,t){if(!t.domEvent.isPrimary)return;const i=this.editor,s=i.editing.view,o=s.document;let r=t.target;if(!r)return;if(!pk(r)){const e=function(e){let t=e;for(;t;){if(t.is("editableElement")||pk(t))return t;t=t.parent;}return null}(r);if(!e)return;if(pk(e))r=e;else {const e=function(e,t){const i=ui(t.domEvent);let n=null;n=i?e.domConverter.domRangeToView(i):e.createRange(e.createPositionAt(t.target,0));if(!n)return null;const s=n.start;if(!s.parent)return null;let o=s.parent;s.parent.is("editableElement")&&(s.isAtEnd&&s.nodeBefore?o=s.nodeBefore:s.isAtStart&&s.nodeAfter&&(o=s.nodeAfter));if(o.is("$text"))return o.parent;return o}(s,t);if(!e||!pk(e))return;r=e;}}(n.isAndroid||n.isiOS)&&t.preventDefault(),o.isFocused||s.focus();const a=i.editing.mapper.toModelElement(r);this._setSelectionOverElement(a);}_selectBlockContent(e){const t=this.editor,i=t.model,n=t.editing.mapper,s=i.schema,o=n.findMappedViewAncestor(this.editor.editing.view.createPositionAt(e,0)),r=function(e,t){for(const i of e.getAncestors({includeSelf:true,parentFirst:true})){if(t.checkChild(i,"$text"))return i;if(t.isLimit(i)&&!t.isObject(i))break}return null}(n.toModelElement(o),i.schema);return !!r&&(i.change(e=>{const t=s.isLimit(r)?null:function(e,t){const i=new mr({startPosition:e});for(const{item:e}of i){if(t.isLimit(e)||!e.is("element"))return null;if(t.checkChild(e,"$text"))return e}return null}(e.createPositionAfter(r),s),i=e.createPositionAt(r,0),n=t?e.createPositionAt(t,0):e.createPositionAt(r,"end");e.setSelection(e.createRange(i,n));}),true)}_handleSelectionChangeOnArrowKeyPress(e,t){const i=t.keyCode,n=this.editor.model,s=n.schema,o=n.document.selection,r=o.getSelectedElement(),a=nn(i,this.editor.locale.contentLanguageDirection),l="down"==a||"right"==a,c="up"==a||"down"==a;if(!t.shiftKey&&!o.isCollapsed){if(function(e,t){const i=e.getFirstPosition(),n=e.getLastPosition(),s=i.nodeAfter,o=n.nodeBefore;return !!s&&t.isObject(s)||!!o&&t.isObject(o)}(o,s)){const i=l?o.getLastPosition():o.getFirstPosition(),r=s.getNearestSelectionRange(i,l?"forward":"backward");r&&(n.change(e=>{e.setSelection(r);}),t.preventDefault(),e.stop());}return}const u=function(e,t){const i=e.document.selection,n=i.getSelectedElement(),s=Bk(i);if(n&&"before"==s)return e.createSelection(n,"before");if(n&&"after"==s)return e.createSelection(n,"after");return e.createSelection(i.getRanges(),{backward:n&&e.schema.isObject(n)?!t:i.isBackward})}(n,l),d=n.createSelection(u);if(n.modifySelection(d,{direction:l?"forward":"backward"}),d.isEqual(u))return;d.focus.isTouching(u.focus)&&n.modifySelection(d,{direction:l?"forward":"backward"});const h=l?u.focus.nodeBefore:u.focus.nodeAfter,m=d.focus.nodeBefore,g=d.focus.nodeAfter,f=l?m:g;if(t.shiftKey)(r&&s.isObject(r)||f&&s.isObject(f)||h&&s.isObject(h))&&(n.change(e=>{e.setSelection(d);}),t.preventDefault(),e.stop());else if(f&&s.isObject(f)){if(s.isInline(f)&&c)return;n.change(e=>{e.setSelection(f,"on");}),t.preventDefault(),e.stop();}}_preventDefaultOnArrowKeyPress(e,t){const i=this.editor.model,n=i.schema,s=i.document.selection.getSelectedElement();s&&n.isObject(s)&&(t.preventDefault(),e.stop());}_handleDelete(e){const t=this.editor.model.document.selection;if(!this.editor.model.canEditAt(t))return;if(!t.isCollapsed)return;const i=this._getObjectElementNextToSelection(e);return i?(this.editor.model.change(e=>{let n=t.anchor.parent;for(;n.isEmpty;){const t=n;n=t.parent,e.remove(t);}this._setSelectionOverElement(i);}),true):void 0}_setSelectionOverElement(e){this.editor.model.change(t=>{t.setSelection(t.createRangeOn(e));});}_getObjectElementNextToSelection(e){const t=this.editor.model,i=t.schema,n=t.document.selection,s=t.createSelection(n);if(t.modifySelection(s,{direction:e?"forward":"backward"}),s.isEqual(n))return null;const o=e?s.focus.nodeBefore:s.focus.nodeAfter;return o&&i.isObject(o)?o:null}_clearPreviouslySelectedWidgets(e){for(const t of this._previouslySelected)e.removeClass(fk,t);this._previouslySelected.clear();}_selectNextEditable(e){const t=this.editor.editing,i=t.view,n=this.editor.model,s=i.document.selection,o=n.document.selection;let r;if(o.rangeCount>1){const i=o.isBackward?o.getFirstRange():o.getLastRange();r=t.mapper.toViewPosition("forward"==e?i.end:i.start);}else r="forward"==e?s.getFirstPosition():s.getLastPosition();const a=this._findNextFocusRange(r,e);return !!a&&(n.change(e=>{e.setSelection(a);}),true)}_findNextFocusRange(e,t){const i=this.editor.editing,n=i.view,s=this.editor.model,o=n.document.selection,r=o.editableElement,a=r.getPath();let l=o.getSelectedElement();l&&!pk(l)&&(l=null);const c="forward"==t?n.createRange(e,n.createPositionAt(e.root,"end")):n.createRange(n.createPositionAt(e.root,0),e);for(const{nextPosition:e}of c.getWalker({direction:t})){const n=e.parent;if(pk(n)&&n!=l){const e=i.mapper.toModelElement(n);if(!s.schema.isBlock(e))continue;if("extension"!=Kt(a,n.getPath()))return s.createRangeOn(e)}else if(n.is("editableElement")){if(n==r&&!l)continue;const o=i.mapper.toModelPosition(e),c=s.schema.getNearestSelectionRange(o,t);if(!c)continue;return n==r&&l?c:"extension"!=Kt(a,n.getPath())?s.createRangeIn(s.schema.getLimitElement(c)):c}}return null}_selectAncestorWidget(){const e=this.editor,t=e.editing.mapper,i=e.editing.view.document.selection.getFirstPosition().parent,n=(i.is("$text")?i.parent:i).findAncestor(pk);if(!n)return false;const s=t.toModelElement(n);return !!s&&(e.model.change(e=>{e.setSelection(s,"on");}),true)}}function Uk(e,t){return !!t&&Array.from(e.getAncestors()).includes(t)}class $k extends jn{_toolbarDefinitions=new Map;_balloon;static get requires(){return [Uv]}static get pluginName(){return "WidgetToolbarRepository"}static get isOfficialPlugin(){return true}init(){const e=this.editor;if(e.plugins.has("BalloonToolbar")){const t=e.plugins.get("BalloonToolbar");this.listenTo(t,"show",t=>{(function(e){const t=e.getSelectedElement();return !(!t||!pk(t))})(e.editing.view.document.selection)&&t.stop();},{priority:"high"});}this._balloon=this.editor.plugins.get("ContextualBalloon"),this.on("change:isEnabled",()=>{this._updateToolbarsVisibility();}),this.listenTo(e.ui,"update",()=>{this._updateToolbarsVisibility();}),this.listenTo(e.ui.focusTracker,"change:isFocused",()=>{this._updateToolbarsVisibility();},{priority:"low"});}destroy(){super.destroy();for(const e of this._toolbarDefinitions.values())e.view.destroy();}register(e,{ariaLabel:t,items:i,getRelatedElement:n,balloonClassName:s="ck-toolbar-container",positions:o}){if(!i.length)return void P("widget-toolbar-no-items",{toolbarId:e});const r=this.editor,a=r.t,l=new ew(r.locale);if(l.ariaLabel=t||a("Widget toolbar"),this._toolbarDefinitions.has(e))throw new I("widget-toolbar-duplicated",this,{toolbarId:e});const c={view:l,getRelatedElement:n,balloonClassName:s,itemsConfig:i,positions:o,initialized:false};r.ui.addToolbar(l,{isContextual:true,beforeFocus:()=>{const e=n(r.editing.view.document.selection);e&&this._showToolbar(c,e);},afterBlur:()=>{this._hideToolbar(c);}}),this._toolbarDefinitions.set(e,c);}_updateToolbarsVisibility(){let e=0,t=null,i=null;for(const n of this._toolbarDefinitions.values()){const s=n.getRelatedElement(this.editor.editing.view.document.selection);if(this.isEnabled&&s)if(this.editor.ui.focusTracker.isFocused){const o=s.getAncestors().length;o>e&&(e=o,t=s,i=n);}else this._isToolbarVisible(n)&&this._hideToolbar(n);else this._isToolbarInBalloon(n)&&this._hideToolbar(n);}i&&this._showToolbar(i,t);}_hideToolbar(e){this._balloon.remove(e.view),this.stopListening(this._balloon,"change:visibleView");}_showToolbar(e,t){this._isToolbarVisible(e)?jk(this.editor,t,e.positions):this._isToolbarInBalloon(e)||(e.initialized||(e.initialized=true,e.view.fillFromConfig(e.itemsConfig,this.editor.ui.componentFactory)),this._balloon.add({view:e.view,position:Wk(this.editor,t,e.positions),balloonClassName:e.balloonClassName}),this.listenTo(this._balloon,"change:visibleView",()=>{for(const t of this._toolbarDefinitions.values())if(this._isToolbarVisible(t)){const i=t.getRelatedElement(this.editor.editing.view.document.selection);jk(this.editor,i,e.positions);}}));}_isToolbarVisible(e){return this._balloon.visibleView===e.view}_isToolbarInBalloon(e){return this._balloon.hasView(e.view)}}function jk(e,t,i){const n=e.plugins.get("ContextualBalloon"),s=Wk(e,t,i);n.updatePosition(s);}function Wk(e,t,i){const n=e.editing.view,s=Hp.defaultPositions;return {target:n.domConverter.mapViewToDom(t),positions:i||[s.northArrowSouth,s.northArrowSouthWest,s.northArrowSouthEast,s.southArrowNorth,s.southArrowNorthWest,s.southArrowNorthEast,s.viewportStickyNorth]}}class Gk extends(Dt()){_referenceCoordinates;_options;_originalWidth;_originalHeight;_originalWidthPercents;_aspectRatio;constructor(e){super(),this.set("activeHandlePosition",null),this.set("proposedWidthPercents",null),this.set("proposedWidth",null),this.set("proposedHeight",null),this.set("proposedHandleHostWidth",null),this.set("proposedHandleHostHeight",null),this._options=e,this._referenceCoordinates=null;}get originalWidth(){return this._originalWidth}get originalHeight(){return this._originalHeight}get originalWidthPercents(){return this._originalWidthPercents}get aspectRatio(){return this._aspectRatio}begin(e,t,i){const n=new pi(t);this.activeHandlePosition=function(e){const t=["top-left","top-right","bottom-right","bottom-left"];for(const i of t)if(e.classList.contains(Kk(i)))return i}(e),this._referenceCoordinates=function(e,t){const i=new pi(e),n=t.split("-"),s={x:"right"==n[1]?i.right:i.left,y:"bottom"==n[0]?i.bottom:i.top};return s.x+=e.ownerDocument.defaultView.scrollX,s.y+=e.ownerDocument.defaultView.scrollY,s}(t,function(e){const t=e.split("-"),i={top:"bottom",bottom:"top",left:"right",right:"left"};return `${i[t[0]]}-${i[t[1]]}`}(this.activeHandlePosition)),this._originalWidth=n.width,this._originalHeight=n.height,this._aspectRatio=n.width/n.height;const s=i.style.width;s&&s.match(/^\d+(\.\d*)?%$/)?this._originalWidthPercents=parseFloat(s):this._originalWidthPercents=Sk(i,n);}update(e){this.proposedWidth=e.width,this.proposedHeight=e.height,this.proposedWidthPercents=e.widthPercents,this.proposedHandleHostWidth=e.handleHostWidth,this.proposedHandleHostHeight=e.handleHostHeight;}}function Kk(e){return `ck-widget__resizer__handle-${e}`}class Jk extends hh{constructor(){super();const e=this.bindTemplate;this.setTemplate({tag:"div",attributes:{class:["ck","ck-size-view",e.to("_viewPosition",e=>e?`ck-orientation-${e}`:"")],style:{display:e.if("_isVisible","none",e=>!e)}},children:[{text:e.to("_label")}]});}_bindToState(e,t){this.bind("_isVisible").to(t,"proposedWidth",t,"proposedHeight",(e,t)=>null!==e&&null!==t),this.bind("_label").to(t,"proposedHandleHostWidth",t,"proposedHandleHostHeight",t,"proposedWidthPercents",(t,i,n)=>"px"===e.unit?`${t}×${i}`:`${n}%`),this.bind("_viewPosition").to(t,"activeHandlePosition",t,"proposedHandleHostWidth",t,"proposedHandleHostHeight",(e,t,i)=>t<50||i<50?"above-center":e);}_dismiss(){this.unbind(),this._isVisible=false;}}class Qk extends(Dt()){_state;_sizeView;_options;_viewResizerWrapper=null;_initialViewWidth;constructor(e){super(),this._options=e,this.set("isEnabled",true),this.set("isSelected",false),this.bind("isVisible").to(this,"isEnabled",this,"isSelected",(e,t)=>e&&t),this.decorate("begin"),this.decorate("cancel"),this.decorate("commit"),this.decorate("updateSize"),this.on("commit",e=>{this.state.proposedWidth||this.state.proposedWidthPercents||(this._cleanup(),e.stop());},{priority:"high"});}get state(){return this._state}show(){this._options.editor.editing.view.change(e=>{e.removeClass("ck-hidden",this._viewResizerWrapper);});}hide(){this._options.editor.editing.view.change(e=>{e.addClass("ck-hidden",this._viewResizerWrapper);});}attach(){const e=this,t=this._options.viewElement;this._options.editor.editing.view.change(i=>{const n=i.createUIElement("div",{class:"ck ck-reset_all ck-widget__resizer"},function(t){const i=this.toDomElement(t);return e._appendHandles(i),e._appendSizeUI(i),i});i.insert(i.createPositionAt(t,"end"),n),i.addClass("ck-widget_with-resizer",t),this._viewResizerWrapper=n,this.isVisible||this.hide();}),this.on("change:isVisible",()=>{this.isVisible?(this.show(),this.redraw()):this.hide();});}begin(e){this._state=new Gk(this._options),this._sizeView._bindToState(this._options,this.state),this._initialViewWidth=this._options.viewElement.getStyle("width"),this.state.begin(e,this._getHandleHost(),this._getResizeHost());}updateSize(e){const t=this._proposeNewSize(e);this._options.editor.editing.view.change(e=>{const i=this._options.unit||"%",n=("%"===i?t.widthPercents:t.width)+i;e.setStyle("width",n,this._options.viewElement);});const i=this._getHandleHost(),n=new pi(i),s=Math.round(n.width),o=Math.round(n.height),r=new pi(i);t.width=Math.round(r.width),t.height=Math.round(r.height),this.redraw(n),this.state.update({...t,handleHostWidth:s,handleHostHeight:o});}commit(){const e=this._options.unit||"%",t=("%"===e?this.state.proposedWidthPercents:this.state.proposedWidth)+e;this._options.editor.editing.view.change(()=>{this._cleanup(),this._options.onCommit(t);});}cancel(){this._cleanup();}destroy(){this.cancel();}redraw(e){const t=this._domResizerWrapper;if(!function(e){return e&&e.ownerDocument&&e.ownerDocument.contains(e)}(t))return;const i=t.parentElement,n=this._getHandleHost(),s=this._viewResizerWrapper,o=[s.getStyle("width"),s.getStyle("height"),s.getStyle("left"),s.getStyle("top")];let r;if(i.isSameNode(n)){const t=e||new pi(n);r=[t.width+"px",t.height+"px",void 0,void 0];}else r=[n.offsetWidth+"px",n.offsetHeight+"px",n.offsetLeft+"px",n.offsetTop+"px"];"same"!==Kt(o,r)&&this._options.editor.editing.view.change(e=>{e.setStyle({width:r[0],height:r[1],left:r[2],top:r[3]},s);});}containsHandle(e){return this._domResizerWrapper.contains(e)}static isResizeHandle(e){return e.classList.contains("ck-widget__resizer__handle")}_cleanup(){this._sizeView._dismiss();this._options.editor.editing.view.change(e=>{e.setStyle("width",this._initialViewWidth,this._options.viewElement);});}_proposeNewSize(e){const t=this.state,i={x:(n=e).pageX,y:n.pageY};var n;const s=!this._options.isCentered||this._options.isCentered(this),o={x:t._referenceCoordinates.x-(i.x+t.originalWidth),y:i.y-t.originalHeight-t._referenceCoordinates.y};s&&t.activeHandlePosition.endsWith("-right")&&(o.x=i.x-(t._referenceCoordinates.x+t.originalWidth)),s&&(o.x*=2);let r=Math.abs(t.originalWidth+o.x),a=Math.abs(t.originalHeight+o.y);return "width"==(r/t.aspectRatio>a?"width":"height")?a=r/t.aspectRatio:r=a*t.aspectRatio,{width:Math.round(r),height:Math.round(a),widthPercents:Math.min(Math.round(t.originalWidthPercents/t.originalWidth*r*100)/100,100)}}_getResizeHost(){const e=this._domResizerWrapper.parentElement;return this._options.getResizeHost(e)}_getHandleHost(){const e=this._domResizerWrapper.parentElement;return this._options.getHandleHost(e)}get _domResizerWrapper(){return this._options.editor.editing.view.domConverter.mapViewToDom(this._viewResizerWrapper)}_appendHandles(e){const t=["top-left","top-right","bottom-right","bottom-left"];for(const i of t)e.appendChild(new Ud({tag:"div",attributes:{class:`ck-widget__resizer__handle ${Yk(i)}`}}).render());}_appendSizeUI(e){this._sizeView=new Jk,this._sizeView.render(),e.appendChild(this._sizeView.element);}}function Yk(e){return `ck-widget__resizer__handle-${e}`}class Zk extends jn{_resizers=new Map;_observer;_redrawSelectedResizerThrottled;static get pluginName(){return "WidgetResize"}static get isOfficialPlugin(){return true}init(){const t=this.editor.editing,i=exports.global.window.document;this.set("selectedResizer",null),this.set("_activeResizer",null),t.view.addObserver(Ic),this._observer=new(ni()),this.listenTo(t.view.document,"mousedown",this._mouseDownListener.bind(this),{priority:"high"}),this._observer.listenTo(i,"mousemove",this._mouseMoveListener.bind(this)),this._observer.listenTo(i,"mouseup",this._mouseUpListener.bind(this)),this._redrawSelectedResizerThrottled=it(()=>this.redrawSelectedResizer(),200),this.editor.ui.on("update",this._redrawSelectedResizerThrottled),this.editor.model.document.on("change",()=>{for(const[e,t]of this._resizers)e.isAttached()||(this._resizers.delete(e),t.destroy());},{priority:"lowest"}),this._observer.listenTo(exports.global.window,"resize",this._redrawSelectedResizerThrottled);const n=this.editor.editing.view.document.selection;n.on("change",()=>{const e=n.getSelectedElement(),t=this.getResizerByViewElement(e)||null;t?this.select(t):this.deselect();});}redrawSelectedResizer(){this.selectedResizer&&this.selectedResizer.isVisible&&this.selectedResizer.redraw();}destroy(){super.destroy(),this._observer.stopListening();for(const e of this._resizers.values())e.destroy();this._redrawSelectedResizerThrottled.cancel();}select(e){this.deselect(),this.selectedResizer=e,this.selectedResizer.isSelected=true;}deselect(){this.selectedResizer&&(this.selectedResizer.isSelected=false),this.selectedResizer=null;}attachTo(e){const t=new Qk(e),i=this.editor.plugins;if(t.attach(),i.has("WidgetToolbarRepository")){const e=i.get("WidgetToolbarRepository");t.on("begin",()=>{e.forceDisabled("resize");},{priority:"lowest"}),t.on("cancel",()=>{e.clearForceDisabled("resize");},{priority:"highest"}),t.on("commit",()=>{e.clearForceDisabled("resize");},{priority:"highest"});}this._resizers.set(e.viewElement,t);const n=this.editor.editing.view.document.selection.getSelectedElement();return this.getResizerByViewElement(n)==t&&this.select(t),t}getResizerByViewElement(e){return this._resizers.get(e)}_getResizerByHandle(e){for(const t of this._resizers.values())if(t.containsHandle(e))return t}_mouseDownListener(e,t){const i=t.domTarget;Qk.isResizeHandle(i)&&(this._activeResizer=this._getResizerByHandle(i)||null,this._activeResizer&&(this._activeResizer.begin(i),e.stop(),t.preventDefault()));}_mouseMoveListener(e,t){this._activeResizer&&this._activeResizer.updateSize(t);}_mouseUpListener(){this._activeResizer&&(this._activeResizer.commit(),this._activeResizer=null);}}class Xk extends hh{focusTracker=new bn;keystrokes=new yn;idInputView;backButtonView;saveButtonView;children;_validators;_focusables=new qd;_focusCycler;constructor(e,t){super(e),this._validators=t,this.backButtonView=this._createBackButton(),this.saveButtonView=this._createSaveButton(),this.idInputView=this._createIdInput(),this.children=this.createCollection([this._createHeaderView()]),this.children.add(new Lv(e,{children:[this.idInputView,this.saveButtonView],class:["ck-form__row_with-submit","ck-form__row_large-top-padding"]})),this.keystrokes.set("Esc",(e,t)=>{this.fire("cancel"),t();}),this._focusCycler=new xp({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}}),this.setTemplate({tag:"form",attributes:{class:["ck","ck-form","ck-bookmark-form","ck-responsive-form"],tabindex:"-1"},children:this.children});}render(){super.render(),_h({view:this});[this.backButtonView,this.idInputView,this.saveButtonView].forEach(e=>{this._focusables.add(e),this.focusTracker.add(e.element);}),this.keystrokes.listenTo(this.element);}destroy(){super.destroy(),this.focusTracker.destroy(),this.keystrokes.destroy();}focus(){this.idInputView.focus();}isValid(){this.resetFormStatus();for(const e of this._validators){const t=e(this);if(t)return this.idInputView.errorText=t,false}return true}resetFormStatus(){this.idInputView.errorText=null;}_createBackButton(){const e=this.locale.t,t=new yp(this.locale);return t.set({class:"ck-button-back",label:e("Back"),icon:bf,tooltip:true}),t.delegate("execute").to(this,"cancel"),t}_createSaveButton(){const e=this.locale.t,t=new yp(this.locale);return t.set({label:e("Save"),withText:true,type:"submit",class:"ck-button-action ck-button-bold"}),t}_createHeaderView(){const e=this.locale.t,t=new Cp(this.locale,{label:e("Bookmark")});return t.children.add(this.backButtonView,0),t}_createIdInput(){const e=this.locale.t,t=new Ab(this.locale,fw);return t.label=e("Bookmark name"),t.infoText=e("Enter the bookmark name without spaces."),t.class="ck-labeled-field-view_full-width",t}get id(){const{element:e}=this.idInputView.fieldView;return e?e.value.trim():null}}function eC(e){return !(!e||"string"!=typeof e)&&!/\s/.test(e)}class tC extends Gn{refresh(){const e=this.editor.model.document.selection,t=this._getPositionToInsertBookmark(e);this.isEnabled=!!t;}execute(e){if(!e)return;const{bookmarkId:t}=e;if(!eC(t))return void P("insert-bookmark-command-executed-with-invalid-name");const i=this.editor,n=i.model,s=n.document.selection;n.change(e=>{let o=this._getPositionToInsertBookmark(s);if(!n.schema.checkChild(o,"bookmark")){const e=i.execute("insertParagraph",{position:o});if(!e)return;o=e;}const r=e.createElement("bookmark",{...Object.fromEntries(s.getAttributes()),bookmarkId:t});n.insertObject(r,o,null,{setSelection:"on"});});}_getPositionToInsertBookmark(e){const t=this.editor.model,i=t.schema,n=e.getFirstRange(),s=n.start;if(iC(s,i))return s;for(const{previousPosition:e,item:s}of n){if(s.is("element")&&i.checkChild(s,"$text")&&iC(s,i))return t.createPositionAt(s,0);if(iC(e,i))return e}return null}}function iC(e,t){return !!t.checkChild(e,"bookmark")||!!t.checkChild(e,"paragraph")&&t.checkChild("paragraph","bookmark")}class nC extends Gn{refresh(){const e=sC(this.editor.model.document.selection);this.isEnabled=!!e,this.value=e?e.getAttribute("bookmarkId"):void 0;}execute(e){if(!e)return;const{bookmarkId:t}=e;if(!eC(t))return void P("update-bookmark-command-executed-with-invalid-name");const i=this.editor.model,n=sC(i.document.selection);n&&i.change(e=>{e.setAttribute("bookmarkId",t,n);});}}function sC(e){const t=e.getSelectedElement();return t&&t.is("element","bookmark")?t:null}class oC extends jn{_bookmarkElements=new Map;static get pluginName(){return "BookmarkEditing"}static get licenseFeatureCode(){return "BKM"}static get isOfficialPlugin(){return true}static get isPremiumPlugin(){return true}constructor(e){super(e),e.config.define("bookmark",{toolbar:["bookmarkPreview","|","editBookmark","removeBookmark"]});}init(){const{editor:e}=this;this._defineSchema(),this._defineConverters(),e.commands.add("insertBookmark",new tC(e)),e.commands.add("updateBookmark",new nC(e)),this.listenTo(e.model.document,"change:data",()=>{this._trackBookmarkElements();});}getElementForBookmarkId(e){for(const[t,i]of this._bookmarkElements)if(i==e)return t;return null}getAllBookmarkNames(){return new Set(this._bookmarkElements.values())}_defineSchema(){this.editor.model.schema.register("bookmark",{inheritAllFrom:"$inlineObject",allowAttributes:"bookmarkId",disallowAttributes:["linkHref","htmlA"]});}_defineConverters(){const{editor:e}=this,{conversion:t,t:i}=e;e.data.htmlProcessor.domConverter.registerInlineObjectMatcher(e=>rC(e)),e.editing.view.domConverter.registerInlineObjectMatcher(e=>rC(e,false)),t.for("dataDowncast").elementToElement({model:{name:"bookmark",attributes:["bookmarkId"]},view:(e,{writer:t})=>t.createEmptyElement("a",{id:e.getAttribute("bookmarkId")})}),t.for("editingDowncast").elementToElement({model:{name:"bookmark",attributes:["bookmarkId"]},view:(e,{writer:t})=>{const n=e.getAttribute("bookmarkId"),s=t.createContainerElement("a",{id:n,class:"ck-bookmark"},[this._createBookmarkUIElement(t)]);t.setCustomProperty("bookmark",true,s),this._bookmarkElements.set(e,n);return bk(s,t,{label:()=>`${n} ${i("bookmark widget")}`})}}),t.for("upcast").add(t=>t.on("element:a",function(e){return (t,i,n)=>{const s=i.viewItem,o=rC(s,false);if(!o||!n.consumable.test(s,o))return;const r=function(e){const t=e.config.get("bookmark.enableNonEmptyAnchorConversion");return void 0===t||t}(e);if(!r&&!s.isEmpty)return;const a=n.writer,l=s.getAttribute("id"),c=s.getAttribute("name"),u=l||c,d=a.createElement("bookmark",{bookmarkId:u});if(!n.safeInsert(d,i.modelCursor))return;n.consumable.consume(s,o),l===c&&n.consumable.consume(s,{attributes:["name"]}),n.updateConversionResult(d,i);const{modelCursor:h,modelRange:m}=n.convertChildren(s,i.modelCursor);i.modelCursor=h,i.modelRange=a.createRange(i.modelRange.start,m.end);}}(e)));}_createBookmarkUIElement(e){return e.createUIElement("span",{class:"ck-bookmark__icon"},function(e){const t=this.toDomElement(e),i=new vp;return i.set({content:Yh,isColorInherited:false}),i.render(),t.appendChild(i.element),t})}_trackBookmarkElements(){this._bookmarkElements.forEach((e,t)=>{"$graveyard"===t.root.rootName&&this._bookmarkElements.delete(t);});}}function rC(e,t=true){if(!("a"===e.name))return null;if(t&&!e.isEmpty)return null;const i=e.hasAttribute("id"),n=e.hasAttribute("name"),s=e.hasAttribute("href");return i&&!s?{name:true,attributes:["id"]}:n&&!s?{name:true,attributes:["name"]}:null}const aC="bookmark-ui";class lC extends jn{formView=null;_balloon;static get requires(){return [oC,Uv,$k]}static get pluginName(){return "BookmarkUI"}static get isOfficialPlugin(){return true}init(){const e=this.editor;this._balloon=e.plugins.get(Uv),e.plugins.has("LinkUI")&&this._registerLinkProvider(),this._registerComponents(),e.conversion.for("editingDowncast").markerToHighlight({model:aC,view:{classes:["ck-fake-bookmark-selection"]}}),e.conversion.for("editingDowncast").markerToElement({model:aC,view:(e,{writer:t})=>{if(!e.markerRange.isCollapsed)return null;const i=t.createUIElement("span");return t.addClass(["ck-fake-bookmark-selection","ck-fake-bookmark-selection_collapsed"],i),i}});}afterInit(){const e=this.editor,t=e.locale.t,i=this.editor.plugins.get($k),n=Hp.defaultPositions;i.register("bookmark",{ariaLabel:t("Bookmark toolbar"),items:e.config.get("bookmark.toolbar"),getRelatedElement:cC,balloonClassName:"ck-bookmark-balloon ck-toolbar-container",positions:[n.southArrowNorth,n.southArrowNorthMiddleWest,n.southArrowNorthMiddleEast,n.southArrowNorthWest,n.southArrowNorthEast,n.northArrowSouth,n.northArrowSouthMiddleWest,n.northArrowSouthMiddleEast,n.northArrowSouthWest,n.northArrowSouthEast,n.viewportStickyNorth]});}destroy(){super.destroy(),this.formView&&this.formView.destroy();}_createViews(){this.formView=this._createFormView(),this._enableUserBalloonInteractions();}_createFormView(){const e=this.editor,t=e.locale,i=t.t,n=e.commands.get("insertBookmark"),s=e.commands.get("updateBookmark"),o=[n,s],r=new(wh(Xk))(t,function(e){const{t:t}=e,i=e.plugins.get(oC);return [e=>{if(!e.id)return t("Bookmark must not be empty.")},e=>{if(e.id&&/\s/.test(e.id))return t("Bookmark name cannot contain space characters.")},n=>{const s=e.model.document.selection.getSelectedElement(),o=i.getElementForBookmarkId(n.id);if(s!==o)return o?t("Bookmark name already exists."):void 0}]}(e));return r.idInputView.fieldView.bind("value").to(s,"value"),r.saveButtonView.bind("label").to(s,"value",e=>i(e?"Save":"Insert")),r.idInputView.bind("isEnabled").toMany(o,"isEnabled",(...e)=>e.some(e=>e)),r.saveButtonView.bind("isEnabled").toMany(o,"isEnabled",(...e)=>e.some(e=>e)),this.listenTo(r,"cancel",()=>{this._hideFormView();}),this.listenTo(r,"submit",()=>{if(r.isValid()){const t=r.id;this._getSelectedBookmarkElement()?e.execute("updateBookmark",{bookmarkId:t}):e.execute("insertBookmark",{bookmarkId:t}),this._hideFormView();}}),this.listenTo(r.idInputView,"change:errorText",()=>{e.ui.update();}),r}_registerLinkProvider(){const e=this.editor.locale.t,t=this.editor.plugins.get("LinkUI"),i=this.editor.plugins.get(oC);t.registerLinksListProvider({label:e("Bookmarks"),emptyListPlaceholder:e("No bookmarks available."),navigate:({href:e})=>this._scrollToBookmark(e),getListItems:()=>Array.from(i.getAllBookmarkNames()).sort((e,t)=>e.localeCompare(t)).map(e=>({id:e,href:`#${e}`,label:e,icon:Xh})),getItem:t=>{const n=[...i.getAllBookmarkNames()].find(e=>`#${e}`===t);return n?{href:t,label:n,icon:em,tooltip:e("Scroll to bookmark")}:null}});}_scrollToBookmark(e){const t=this.editor.plugins.get(oC).getElementForBookmarkId(e.slice(1));return !!t&&(this.editor.model.change(e=>{e.setSelection(t,"on");}),this.editor.editing.view.scrollToTheSelection({alignToTop:true,forceScroll:true}),true)}_registerComponents(){const e=this.editor;e.ui.componentFactory.add("bookmark",()=>{const e=this._createBookmarkButton(yp);return e.set({tooltip:true}),e}),e.ui.componentFactory.add("menuBar:bookmark",()=>this._createBookmarkButton(Lp)),e.ui.componentFactory.add("bookmarkPreview",t=>{const i=e.commands.get("updateBookmark"),n=new kh(t);return n.extendTemplate({attributes:{class:["ck-bookmark-toolbar__preview"]}}),n.bind("text").to(i,"value"),n}),e.ui.componentFactory.add("editBookmark",t=>{const i=e.commands.get("updateBookmark"),n=new yp(t),s=t.t;return n.set({label:s("Edit bookmark"),icon:df,tooltip:true}),n.bind("isEnabled").to(i),this.listenTo(n,"execute",()=>{this._showFormView();}),n}),e.ui.componentFactory.add("removeBookmark",t=>{const i=e.commands.get("delete"),n=new yp(t),s=t.t;return n.set({label:s("Remove bookmark"),icon:Af,tooltip:true}),n.bind("isEnabled").to(i),this.listenTo(n,"execute",()=>{e.execute("delete"),e.editing.view.focus();}),n});}_createBookmarkButton(e){const t=this.editor,i=t.locale,n=new e(i),s=t.commands.get("insertBookmark"),o=t.commands.get("updateBookmark"),r=i.t;return n.set({label:r("Bookmark"),icon:Zh}),this.listenTo(n,"execute",()=>{t.editing.view.scrollToTheSelection(),this._showFormView();}),n.bind("isEnabled").toMany([s,o],"isEnabled",(...e)=>e.some(e=>e)),n.bind("isOn").to(o,"value",e=>!!e),n}_enableUserBalloonInteractions(){this.editor.keystrokes.set("Esc",(e,t)=>{this._isFormVisible&&(this._hideFormView(),t());}),bh({emitter:this.formView,activator:()=>this._isFormInPanel,contextElements:()=>[this._balloon.view.element],callback:()=>{this._hideFormView(false);}});}_addFormView(){if(this.formView||this._createViews(),this._isFormInPanel)return;const e=this.editor.commands.get("updateBookmark");this.formView.disableCssTransitions(),this.formView.resetFormStatus(),this._balloon.add({view:this.formView,position:this._getBalloonPositionData()}),this.formView.backButtonView.isVisible=e.isEnabled,this.formView.idInputView.fieldView.value=e.value||"",this._balloon.visibleView===this.formView&&this.formView.idInputView.fieldView.select(),this.formView.enableCssTransitions();}_removeFormView(e=true){this.formView.saveButtonView.focus(),this.formView.idInputView.fieldView.reset(),this._balloon.remove(this.formView),e&&this.editor.editing.view.focus(),this._hideFakeVisualSelection();}_showFormView(){this.formView||this._createViews(),this._getSelectedBookmarkElement()||this._showFakeVisualSelection(),this._addFormView(),this._balloon.showStack("main"),this._startUpdatingUI();}_hideFormView(e=true){if(!this._isFormInPanel)return;const t=this.editor;this.stopListening(t.ui,"update"),this.stopListening(this._balloon,"change:visibleView"),e&&t.editing.view.focus(),this._removeFormView(e),this._hideFakeVisualSelection();}_startUpdatingUI(){const e=this.editor,t=e.editing.view.document;let i=this._getSelectedBookmarkElement(),n=o();const s=()=>{const e=this._getSelectedBookmarkElement(),t=o();i&&!e||!i&&t!==n?this._hideFormView():this._isFormVisible&&this._balloon.updatePosition(this._getBalloonPositionData()),i=e,n=t;};function o(){return t.selection.focus.getAncestors().reverse().find(e=>e.is("element"))}this.listenTo(e.ui,"update",s),this.listenTo(this._balloon,"change:visibleView",s);}get _isFormInPanel(){return !!this.formView&&this._balloon.hasView(this.formView)}get _isFormVisible(){return !!this.formView&&this._balloon.visibleView==this.formView}_getBalloonPositionData(){const e=this.editor.editing.view,t=this.editor.model;let i;const n=this._getSelectedBookmarkElement();if(t.markers.has(aC)){const t=Array.from(this.editor.editing.mapper.markerNameToElements(aC)),n=e.createRange(e.createPositionBefore(t[0]),e.createPositionAfter(t[t.length-1]));i=e.domConverter.viewRangeToDom(n);}else n&&(i=()=>{const t=this.editor.editing.mapper,i=e.domConverter,s=t.toViewElement(n);return i.mapViewToDom(s)});if(i)return {target:i}}_getSelectedBookmarkElement(){const e=this.editor.model.document.selection.getSelectedElement();return e&&e.is("element","bookmark")?e:null}_showFakeVisualSelection(){const e=this.editor.model;e.change(t=>{const i=e.document.selection.getFirstRange();if(e.markers.has(aC))t.updateMarker(aC,{range:i});else if(i.start.isAtEnd){const n=i.start.getLastMatchingPosition(({item:t})=>!e.schema.isContent(t),{boundaries:i});t.addMarker(aC,{usingOperation:false,affectsData:false,range:t.createRange(n,i.end)});}else t.addMarker(aC,{usingOperation:false,affectsData:false,range:i});});}_hideFakeVisualSelection(){const e=this.editor.model;e.markers.has(aC)&&e.change(e=>{e.removeMarker(aC);});}}function cC(e){const t=e.getSelectedElement();return t&&pk(t)&&t.getCustomProperty("bookmark")?t:null}class uC extends jn{static get pluginName(){return "Bookmark"}static get requires(){return [oC,lC,qk]}static get isOfficialPlugin(){return true}}class dC extends jn{static get pluginName(){return "CKBoxUI"}static get isOfficialPlugin(){return true}afterInit(){const e=this.editor;e.commands.get("ckbox")&&(e.ui.componentFactory.add("ckbox",()=>this._createFileToolbarButton()),e.ui.componentFactory.add("menuBar:ckbox",()=>this._createFileMenuBarButton()),e.plugins.has("ImageInsertUI")&&e.plugins.get("ImageInsertUI").registerIntegration({name:"assetManager",observable:()=>e.commands.get("ckbox"),buttonViewCreator:()=>this._createImageToolbarButton(),formViewCreator:()=>this._createImageDropdownButton(),menuBarButtonViewCreator:e=>this._createImageMenuBarButton(e?"insertOnly":"insertNested")}));}_createButton(e){const t=this.editor,i=new e(t.locale),n=t.commands.get("ckbox");return i.bind("isOn","isEnabled").to(n,"value","isEnabled"),i.on("execute",()=>{t.execute("ckbox");}),i}_createFileToolbarButton(){const e=this.editor.locale.t,t=this._createButton(yp);return t.icon=tm,t.label=e("Open file manager"),t.tooltip=true,t}_createImageToolbarButton(){const e=this.editor.locale.t,t=this.editor.plugins.get("ImageInsertUI"),i=this._createButton(yp);return i.icon=ag,i.bind("label").to(t,"isImageSelected",t=>e(t?"Replace image with file manager":"Insert image with file manager")),i.tooltip=true,i}_createImageDropdownButton(){const e=this.editor.locale.t,t=this.editor.plugins.get("ImageInsertUI"),i=this._createButton(yp);return i.icon=ag,i.withText=true,i.bind("label").to(t,"isImageSelected",t=>e(t?"Replace with file manager":"Insert with file manager")),i.on("execute",()=>{t.dropdownView.isOpen=false;}),i}_createFileMenuBarButton(){const e=this.editor.locale.t,t=this._createButton(Lp);return t.icon=tm,t.withText=true,t.label=e("File"),t}_createImageMenuBarButton(e){const t=this.editor.locale.t,i=this.editor.locale.t,n=this._createButton(Lp);switch(n.icon=ag,n.withText=true,e){case "insertOnly":n.label=t("Image");break;case "insertNested":n.label=i("With file manager");}return n}}var hC=["0","1","2","3","4","5","6","7","8","9","A","B","C","D","E","F","G","H","I","J","K","L","M","N","O","P","Q","R","S","T","U","V","W","X","Y","Z","a","b","c","d","e","f","g","h","i","j","k","l","m","n","o","p","q","r","s","t","u","v","w","x","y","z","#","$","%","*","+",",","-",".",":",";","=","?","@","[","]","^","_","{","|","}","~"],mC=e=>{let t=0;for(let i=0;i{let t=e/255;return t<=.04045?t/12.92:Math.pow((t+.055)/1.055,2.4)},fC=e=>{let t=Math.max(0,Math.min(1,e));return t<=.0031308?Math.trunc(12.92*t*255+.5):Math.trunc(255*(1.055*Math.pow(t,.4166666666666667)-.055)+.5)},pC=(e,t)=>(e=>e<0?-1:1)(e)*Math.pow(Math.abs(e),t),bC=class extends Error{constructor(e){super(e),this.name="ValidationError",this.message=e;}},wC=e=>{let t=e>>8&255,i=255&e;return [gC(e>>16),gC(t),gC(i)]},vC=(e,t)=>{let i=Math.floor(e/361),n=Math.floor(e/19)%19,s=e%19;return [pC((i-9)/9,2)*t,pC((n-9)/9,2)*t,pC((s-9)/9,2)*t]},_C=(e,t,i,n)=>{(e=>{if(!e||e.length<6)throw new bC("The blurhash string must be at least 6 characters");let t=mC(e[0]),i=Math.floor(t/9)+1,n=t%9+1;if(e.length!==4+2*n*i)throw new bC(`blurhash length mismatch: length is ${e.length} but it should be ${4+2*n*i}`)})(e),n|=1;let s=mC(e[0]),o=Math.floor(s/9)+1,r=s%9+1,a=(mC(e[1])+1)/166,l=new Array(r*o);for(let t=0;ti&&(i=s),t.push(`${e[n]} ${n}w`));}const n=[{srcset:t.join(","),sizes:`(max-width: ${i}px) 100vw, ${i}px`,type:"image/webp"}];return {imageFallbackUrl:e.default,imageSources:n}}function kC(e,t){const[,i]=e.value.split("."),n=JSON.parse(atob(i)),s=n.auth?.ckbox?.workspaces||[n.aud];return t?"superadmin"==n.auth?.ckbox?.role||s.includes(t)?t:null:s[0]}function CC(e){if(e)try{const t="32px",i=document.createElement("canvas");i.setAttribute("width",t),i.setAttribute("height",t);const n=i.getContext("2d");if(!n)return;const s=n.createImageData(32,32),o=_C(e,32,32);return s.data.set(o),n.putImageData(s,0,0),i.toDataURL()}catch{return}}function xC({url:e,method:t="GET",data:i,onUploadProgress:n,signal:s,authorization:o}){const r=new XMLHttpRequest;r.open(t,e.toString()),r.setRequestHeader("Authorization",o),r.setRequestHeader("CKBox-Version","CKEditor 5"),r.responseType="json";const a=()=>{r.abort();};return new Promise((e,t)=>{s.throwIfAborted(),s.addEventListener("abort",a),r.addEventListener("loadstart",()=>{s.addEventListener("abort",a);}),r.addEventListener("loadend",()=>{s.removeEventListener("abort",a);}),r.addEventListener("error",()=>{t();}),r.addEventListener("abort",()=>{t();}),r.addEventListener("load",()=>{const i=r.response;if(!i||i.statusCode>=400)return t(i&&i.message);e(i);}),n&&r.upload.addEventListener("progress",e=>{n(e);}),r.send(i);})}const AC={"image/gif":"gif","image/jpeg":"jpg","image/png":"png","image/webp":"webp","image/bmp":"bmp","image/tiff":"tiff"};function EC(e){return AC[e]}async function TC(e,t){try{const i=await fetch(e,{method:"HEAD",cache:"force-cache",...t});return i.ok&&i.headers.get("content-type")||""}catch{return ""}}function SC(e){return e.name.match(/\.(?[^.]+)$/).groups.ext.toLowerCase()}class IC extends Gn{_chosenAssets=new Set;_wrapper=null;constructor(e){super(e),this._initListeners();}refresh(){this.value=this._getValue(),this.isEnabled=this._checkEnabled();}execute(){this.fire("ckbox:open");}_getValue(){return null!==this._wrapper}_checkEnabled(){const e=this.editor.commands.get("insertImage"),t=this.editor.commands.get("link");return !(!e.isEnabled&&!t.isEnabled)}_prepareOptions(){const e=this.editor.config.get("ckbox"),t=e.dialog,i=e.categories,n=e.view,s=e.upload;return {theme:e.theme,language:e.language,tokenUrl:e.tokenUrl,serviceOrigin:e.serviceOrigin,forceDemoLabel:e.forceDemoLabel,choosableFileExtensions:e.choosableFileExtensions,assets:{onChoose:e=>this.fire("ckbox:choose",e)},dialog:{onClose:()=>this.fire("ckbox:close"),width:t&&t.width,height:t&&t.height},categories:i&&{icons:i.icons},view:n&&{openLastView:n.openLastView,startupFolderId:n.startupFolderId,startupCategoryId:n.startupCategoryId,hideMaximizeButton:n.hideMaximizeButton},upload:s&&{componentsHideTimeout:s.componentsHideTimeout,dialogMinimizeTimeout:s.dialogMinimizeTimeout}}}_initListeners(){const e=this.editor,t=e.model,i=!e.config.get("ckbox.ignoreDataId"),n=e.config.get("ckbox.downloadableFiles");this.on("ckbox",()=>{this.refresh();},{priority:"low"}),this.on("ckbox:open",()=>{this.isEnabled&&!this.value&&(this._wrapper=Qt(document,"div",{class:"ck ckbox-wrapper"}),document.body.appendChild(this._wrapper),window.CKBox.mount(this._wrapper,this._prepareOptions()));}),this.on("ckbox:close",()=>{this.value&&(this._wrapper.remove(),this._wrapper=null,e.editing.view.focus());}),this.on("ckbox:choose",(s,o)=>{if(!this.isEnabled)return;const r=e.commands.get("insertImage"),a=e.commands.get("link"),l=function({downloadableFilesConfig:e,assets:t,isImageAllowed:i,isLinkAllowed:n}){return t.map(t=>function(e){const t=e.data.metadata;if(!t)return false;return t.width&&t.height}(t)?{id:t.data.id,type:"image",attributes:PC(t)}:{id:t.data.id,type:"link",attributes:VC(t,e)}).filter(e=>"image"===e.type?i:n)}({assets:o,downloadableFilesConfig:n,isImageAllowed:r.isEnabled,isLinkAllowed:a.isEnabled}),c=l.length;0!==c&&(t.change(e=>{for(const t of l){const n=t===l[c-1],s=1===c;this._insertAsset(t,n,e,s),i&&(setTimeout(()=>this._chosenAssets.delete(t),1e3),this._chosenAssets.add(t));}}),e.editing.view.focus());}),this.listenTo(e,"destroy",()=>{this.fire("ckbox:close"),this._chosenAssets.clear();});}_insertAsset(e,t,i,n){const s=this.editor.model.document.selection;i.removeSelectionAttribute("linkHref"),"image"===e.type?this._insertImage(e):this._insertLink(e,i,n),t||i.setSelection(s.getLastPosition());}_insertImage(e){const t=this.editor,{imageFallbackUrl:i,imageSources:n,imageTextAlternative:s,imageWidth:o,imageHeight:r,imagePlaceholder:a}=e.attributes;t.execute("insertImage",{source:{src:i,sources:n,alt:s,width:o,height:r,...a?{placeholder:a}:null}});}_insertLink(e,t,i){const n=this.editor,s=n.model,o=s.document.selection,{linkName:r,linkHref:a}=e.attributes;if(o.isCollapsed){const e=Cn(o.getAttributes()),l=t.createText(r,e);if(!i){const e=o.getLastPosition(),i=e.parent;"paragraph"===i.name&&i.isEmpty||n.execute("insertParagraph",{position:e});const r=s.insertContent(l);return t.setSelection(r),void n.execute("link",a)}const c=s.insertContent(l);t.setSelection(c);}n.execute("link",a);}}function PC(e){const{imageFallbackUrl:t,imageSources:i}=yC(e.data.imageUrls),{description:n,width:s,height:o,blurHash:r}=e.data.metadata,a=CC(r);return {imageFallbackUrl:t,imageSources:i,imageTextAlternative:n||"",imageWidth:s,imageHeight:o,...a?{imagePlaceholder:a}:null}}function VC(e,t){return {linkName:e.data.name,linkHref:OC(e,t)}}function OC(e,t){const i=new URL(e.data.url);return function(e,t){if("function"==typeof t)return t(e);return true}(e,t)&&i.searchParams.set("download","true"),i.toString()}class RC extends jn{_token;static get pluginName(){return "CKBoxUtils"}static get isOfficialPlugin(){return true}static get requires(){return ["CloudServices"]}init(){const e=this.editor,t=!!e.config.get("ckbox"),i=!!window.CKBox;if(!t&&!i)return;e.config.define("ckbox",{serviceOrigin:"https://api.ckbox.io",defaultUploadCategories:null,ignoreDataId:false,language:e.locale.uiLanguage,theme:"lark",tokenUrl:e.config.get("cloudServices.tokenUrl")});const n=e.plugins.get("CloudServices"),s=e.config.get("cloudServices.tokenUrl"),o=e.config.get("ckbox.tokenUrl");if(!o)throw new I("ckbox-plugin-missing-token-url",this);this._token=o==s?Promise.resolve(n.token):n.registerTokenUrl(o),this._token=this._token.then(async e=>(await this._authorizePrivateCategoriesAccess(e.value),e));}getToken(){return this._token}async getWorkspaceId(){const e=(0, this.editor.t)("Cannot access default workspace."),t=this.editor.config.get("ckbox.defaultUploadWorkspaceId"),i=kC(await this._token,t);if(null==i)throw V("ckbox-access-default-workspace-error"),e;return i}async getCategoryIdForFile(e,t){const i=(0, this.editor.t)("Cannot determine a category for the uploaded file."),n=this.editor.config.get("ckbox.defaultUploadCategories"),s=this._getAvailableCategories(t),o="string"==typeof e?EC(await TC(e,t)):SC(e),r=await s;if(!r)throw i;if(n){const e=Object.keys(n).find(e=>n[e].find(e=>e.toLowerCase()==o));if(e){const t=r.find(t=>t.id===e||t.name===e);if(!t)throw i;return t.id}}const a=r.find(e=>e.extensions.find(e=>e.toLowerCase()==o));if(!a)throw i;return a.id}async _getAvailableCategories(e){const t=this.editor,i=this._token,{signal:n}=e,s=t.config.get("ckbox.serviceOrigin"),o=await this.getWorkspaceId();try{const e=[];let t,i=0;do{const n=await r(i);e.push(...n.items),t=n.totalCount-(i+50),i+=50;}while(t>0);return e}catch{return n.throwIfAborted(),void V("ckbox-fetch-category-http-error")}async function r(e){const t=new URL("categories",s);return t.searchParams.set("limit",String(50)),t.searchParams.set("offset",String(e)),t.searchParams.set("workspaceId",o),xC({url:t,signal:n,authorization:(await i).value})}}async _authorizePrivateCategoriesAccess(e){const t=this.editor.config.get("ckbox.serviceOrigin"),i=new FormData;i.set("token",e),await fetch(`${t}/categories/authorizePrivateAccess`,{method:"POST",credentials:"include",mode:"no-cors",body:i});}}class BC extends jn{static get requires(){return ["ImageUploadEditing","ImageUploadProgress",kd,FC]}static get pluginName(){return "CKBoxUploadAdapter"}static get isOfficialPlugin(){return true}async afterInit(){const e=this.editor,t=!!e.config.get("ckbox"),i=!!window.CKBox;if(!t&&!i)return;const n=e.plugins.get(kd),s=e.plugins.get(RC);n.createUploadAdapter=t=>new MC(t,e,s);const o=!e.config.get("ckbox.ignoreDataId"),r=e.plugins.get("ImageUploadEditing");o&&r.on("uploadComplete",(t,{imageElement:i,data:n})=>{e.model.change(e=>{e.setAttribute("ckboxImageId",n.ckboxImageId,i);});});}}let MC=class{loader;token;editor;controller;serviceOrigin;ckboxUtils;constructor(e,t,i){this.loader=e,this.token=i.getToken(),this.ckboxUtils=i,this.editor=t,this.controller=new AbortController,this.serviceOrigin=t.config.get("ckbox.serviceOrigin");}async upload(){const e=this.ckboxUtils,t=this.editor.t,i=await this.loader.file,n=await e.getCategoryIdForFile(i,{signal:this.controller.signal}),s=new URL("assets",this.serviceOrigin),o=new FormData;s.searchParams.set("workspaceId",await e.getWorkspaceId()),o.append("categoryId",n),o.append("file",i);return xC({method:"POST",url:s,data:o,onUploadProgress:e=>{e.lengthComputable&&(this.loader.uploadTotal=e.total,this.loader.uploaded=e.loaded);},signal:this.controller.signal,authorization:(await this.token).value}).then(async e=>{const t=yC(e.imageUrls);return {ckboxImageId:e.id,default:t.imageFallbackUrl,sources:t.imageSources}}).catch(()=>{const e=t("Cannot upload file:")+` ${i.name}.`;return Promise.reject(e)})}abort(){this.controller.abort();}};const LC="NoPermission";class FC extends jn{static get pluginName(){return "CKBoxEditing"}static get isOfficialPlugin(){return true}static get requires(){return ["LinkEditing","PictureEditing",BC,RC]}init(){const e=this.editor;this._shouldBeInitialised()&&(this._checkImagePlugins(),HC()&&e.commands.add("ckbox",new IC(e)),async function(e){const t=e.plugins.get(RC),i=e.config.get("ckbox.serviceOrigin"),n=new URL("permissions",i),{value:s}=await t.getToken(),o=await xC({url:n,authorization:s,signal:(new AbortController).signal});return Object.values(o).some(e=>e["asset:create"])}(e).then(e=>{e||this._blockImageCommands();}));}afterInit(){const e=this.editor;this._shouldBeInitialised()&&(e.config.get("ckbox.ignoreDataId")||(this._initSchema(),this._initConversion(),this._initFixers()));}_shouldBeInitialised(){return !!this.editor.config.get("ckbox")||HC()}_blockImageCommands(){const e=this.editor,t=e.commands.get("uploadImage"),i=e.commands.get("ckboxImageEdit");t&&(t.isAccessAllowed=false,t.forceDisabled(LC)),i&&i.forceDisabled(LC);}_checkImagePlugins(){const e=this.editor;e.plugins.has("ImageBlockEditing")||e.plugins.has("ImageInlineEditing")||V("ckbox-plugin-image-feature-missing",e);}_initSchema(){const e=this.editor.model.schema;e.extend("$text",{allowAttributes:"ckboxLinkId"}),e.isRegistered("imageBlock")&&e.extend("imageBlock",{allowAttributes:["ckboxImageId","ckboxLinkId"]}),e.isRegistered("imageInline")&&e.extend("imageInline",{allowAttributes:["ckboxImageId","ckboxLinkId"]}),e.addAttributeCheck(e=>{if(!e.last.getAttribute("linkHref"))return false},"ckboxLinkId");}_initConversion(){const e=this.editor;e.conversion.for("downcast").add(e=>{e.on("attribute:ckboxLinkId:imageBlock",(e,t,i)=>{const{writer:n,mapper:s,consumable:o}=i;if(!o.consume(t.item,e.name))return;const r=[...s.toViewElement(t.item).getChildren()].find(e=>"a"===e.name);r&&(t.item.hasAttribute("ckboxLinkId")?n.setAttribute("data-ckbox-resource-id",t.item.getAttribute("ckboxLinkId"),r):n.removeAttribute("data-ckbox-resource-id",r));},{priority:"low"}),e.on("attribute:ckboxLinkId",(e,t,i)=>{const{writer:n,mapper:s,consumable:o}=i;if(o.consume(t.item,e.name)){if(t.attributeOldValue){const e=DC(n,t.attributeOldValue);n.unwrap(s.toViewRange(t.range),e);}if(t.attributeNewValue){const e=DC(n,t.attributeNewValue);if(t.item.is("selection")){const t=n.document.selection;n.wrap(t.getFirstRange(),e);}else n.wrap(s.toViewRange(t.range),e);}}},{priority:"low"});}),e.conversion.for("upcast").add(e=>{e.on("element:a",(e,t,i)=>{const{writer:n,consumable:s}=i;if(!t.viewItem.getAttribute("href"))return;if(!s.consume(t.viewItem,{attributes:["data-ckbox-resource-id"]}))return;const o=t.viewItem.getAttribute("data-ckbox-resource-id");if(o)if(t.modelRange)for(let e of t.modelRange.getItems())e.is("$textProxy")&&(e=e.textNode),zC(e)&&n.setAttribute("ckboxLinkId",o,e);else {const e=t.modelCursor.nodeBefore||t.modelCursor.parent;n.setAttribute("ckboxLinkId",o,e);}},{priority:"low"});}),e.conversion.for("downcast").attributeToAttribute({model:"ckboxImageId",view:"data-ckbox-resource-id"}),e.conversion.for("upcast").elementToAttribute({model:{key:"ckboxImageId",value:e=>e.getAttribute("data-ckbox-resource-id")},view:{attributes:{"data-ckbox-resource-id":/[\s\S]+/}}});const t=e.commands.get("replaceImageSource");t&&this.listenTo(t,"cleanupImage",(e,[t,i])=>{t.removeAttribute("ckboxImageId",i);});}_initFixers(){const e=this.editor,t=e.model,i=t.document.selection;t.document.registerPostFixer(function(e){return t=>{let i=false;const n=e.model,s=e.commands.get("ckbox");if(!s)return i;for(const e of n.document.differ.getChanges()){if("insert"!==e.type&&"attribute"!==e.type)continue;const n="insert"===e.type?new yr(e.position,e.position.getShiftedBy(e.length)):e.range,o="attribute"===e.type&&"linkHref"===e.attributeKey&&null===e.attributeNewValue;for(const e of n.getItems()){if(o&&e.hasAttribute("ckboxLinkId")){t.removeAttribute("ckboxLinkId",e),i=true;continue}const n=NC(e,s._chosenAssets);for(const s of n){const n="image"===s.type?"ckboxImageId":"ckboxLinkId";s.id!==e.getAttribute(n)&&(t.setAttribute(n,s.id,e),i=true);}}}return i}}(e)),t.document.registerPostFixer(function(e){return t=>!(e.hasAttribute("linkHref")||!e.hasAttribute("ckboxLinkId"))&&(t.removeSelectionAttribute("ckboxLinkId"),true)}(i));}}function NC(e,t){const i=e.is("element","imageInline")||e.is("element","imageBlock"),n=e.hasAttribute("linkHref");return [...t].filter(t=>"image"===t.type&&i?t.attributes.imageFallbackUrl===e.getAttribute("src"):"link"===t.type&&n?t.attributes.linkHref===e.getAttribute("linkHref"):void 0)}function DC(e,t){const i=e.createAttributeElement("a",{"data-ckbox-resource-id":t},{priority:5});return e.setCustomProperty("link",true,i),i}function zC(e){return !!e.is("$text")||!(!e.is("element","imageInline")&&!e.is("element","imageBlock"))}function HC(){return !!window.CKBox}class qC extends jn{static get pluginName(){return "CKBox"}static get isOfficialPlugin(){return true}static get requires(){return [FC,dC]}}function UC(e){const t=$C(e);return e=>!(!e.is("element","imageInline")&&!e.is("element","imageBlock"))&&(!!e.hasAttribute("ckboxImageId")||!!e.hasAttribute("src")&&t(e.getAttribute("src")))}function $C(t){if(Array.isArray(t)){const e=t.map($C);return t=>e.some(e=>e(t))}if("origin"==t){const t=exports.global.window.location.origin;return i=>new URL(i,exports.global.document.baseURI).origin==t}return "function"==typeof t?t:t instanceof RegExp?e=>!(!e.match(t)&&!e.replace(/^https?:\/\//,"").match(t)):()=>false}class jC extends Gn{_wrapper=null;_processInProgress=new Set;_canEdit;_prepareOptions;_updateUiDelayed=In(()=>this.editor.ui.update(),0);constructor(e){super(e),this.value=false,this._canEdit=UC(e.config.get("ckbox.allowExternalImagesEditing")),this._prepareOptions=Wt((e,t)=>this._prepareOptionsAbortable(e,t)),this._prepareListeners();}refresh(){const e=this.editor;this.value=this._getValue();const t=e.model.document.selection.getSelectedElement();this.isEnabled=!!t&&this._canEdit(t)&&!this._checkIfElementIsBeingProcessed(t);}execute(){if(this._getValue())return;const e=Qt(document,"div",{class:"ck ckbox-wrapper"});this._wrapper=e,this.value=true,document.body.appendChild(this._wrapper);const t={element:this.editor.model.document.selection.getSelectedElement(),controller:new AbortController};this._prepareOptions(t).then(t=>window.CKBox.mountImageEditor(e,t),e=>{const t=this.editor,i=t.t;t.plugins.get(zv).showWarning(i("Failed to determine category of edited image."),{namespace:"ckbox"}),console.error(e),this._handleImageEditorClose();});}destroy(){this._handleImageEditorClose(),this._prepareOptions.abort(),this._updateUiDelayed.cancel();for(const e of this._processInProgress.values())e.controller.abort();super.destroy();}_getValue(){return null!==this._wrapper}async _prepareOptionsAbortable(e,t){const i=this.editor,n=i.config.get("ckbox"),s=i.plugins.get(RC),{element:o}=t;let r;const a=o.getAttribute("ckboxImageId");if(a)r={assetId:a};else {const t=new URL(o.getAttribute("src"),document.baseURI).href;r={imageUrl:t,uploadCategoryId:await s.getCategoryIdForFile(t,{signal:e})};}return {...r,imageEditing:{allowOverwrite:false},tokenUrl:n.tokenUrl,...n.serviceOrigin&&{serviceOrigin:n.serviceOrigin},onClose:()=>this._handleImageEditorClose(),onSave:e=>this._handleImageEditorSave(t,e)}}_prepareListeners(){this.listenTo(this.editor.model.document,"change:data",()=>{this._getProcessingStatesOfDeletedImages().forEach(e=>{e.controller.abort();});});}_getProcessingStatesOfDeletedImages(){const e=[];for(const t of this._processInProgress.values())"$graveyard"==t.element.root.rootName&&e.push(t);return e}_checkIfElementIsBeingProcessed(e){for(const{element:t}of this._processInProgress)if(ct(t,e))return true;return false}_handleImageEditorClose(){this._wrapper&&(this._wrapper.remove(),this._wrapper=null,this.editor.editing.view.focus(),this._updateUiDelayed(),this.refresh());}_handleImageEditorSave(e,t){const i=this.editor.locale.t,n=this.editor.plugins.get(zv),s=this.editor.plugins.get(_d),o=s.add(i("Processing the edited image."));this._processInProgress.add(e),this._showImageProcessingIndicator(e.element,t),this.refresh(),this._waitForAssetProcessed(t.data.id,e.controller.signal).then(t=>{this._replaceImage(e.element,t);},t=>{this.editor.editing.reconvertItem(e.element),e.controller.signal.aborted||(!t||t instanceof I?n.showWarning(i("Server failed to process the image."),{namespace:"ckbox"}):console.error(t));}).finally(()=>{this._processInProgress.delete(e),s.remove(o),this.refresh();});}async _getAssetStatusFromServer(e,t){const i=this.editor.plugins.get(RC),n=new URL("assets/"+e,this.editor.config.get("ckbox.serviceOrigin")),s=await xC({url:n,signal:t,authorization:(await i.getToken()).value}),o=s.metadata.metadataProcessingStatus;if(!o||"queued"==o)throw new I("ckbox-image-not-processed");return {data:{...s}}}async _waitForAssetProcessed(e,t){const i=await En(()=>this._getAssetStatusFromServer(e,t),{signal:t,maxAttempts:5});if("success"!=i.data.metadata.metadataProcessingStatus)throw new I("ckbox-image-processing-failed");return i}_showImageProcessingIndicator(e,t){const i=this.editor;i.editing.view.change(n=>{const s=i.editing.mapper.toViewElement(e),o=this.editor.plugins.get("ImageUtils").findViewImgElement(s);n.removeStyle("aspect-ratio",o),n.setAttribute("width",t.data.metadata.width,o),n.setAttribute("height",t.data.metadata.height,o),n.setStyle("width",`${t.data.metadata.width}px`,o),n.setStyle("height",`${t.data.metadata.height}px`,o),n.addClass("image-processing",s);});}_replaceImage(e,t){const i=this.editor,{imageFallbackUrl:n,imageSources:s,imageWidth:o,imageHeight:r,imagePlaceholder:a}=PC(t),l=Array.from(i.model.document.selection.getRanges());i.model.change(c=>{c.setSelection(e,"on"),i.execute("insertImage",{imageType:e.is("element","imageInline")?"imageInline":null,source:{src:n,sources:s,width:o,height:r,...a?{placeholder:a}:null,...e.hasAttribute("alt")?{alt:e.getAttribute("alt")}:null}});const u=e.getChildren();e=i.model.document.selection.getSelectedElement();for(const t of u)c.append(c.cloneElement(t),e);c.setAttribute("ckboxImageId",t.data.id,e),c.setSelection(l);});}}class WC extends jn{static get pluginName(){return "CKBoxImageEditEditing"}static get isOfficialPlugin(){return true}static get requires(){return [FC,RC,_d,zv,"ImageUtils","ImageEditing"]}init(){const{editor:e}=this;e.commands.add("ckboxImageEdit",new jC(e));}}class GC extends jn{static get pluginName(){return "CKBoxImageEditUI"}static get isOfficialPlugin(){return true}init(){const e=this.editor;e.ui.componentFactory.add("ckboxImageEdit",t=>{const i=e.commands.get("ckboxImageEdit"),n=e.commands.get("uploadImage"),s=new yp(t),o=t.t;return s.set({icon:dm,tooltip:true}),s.bind("label").to(n,"isAccessAllowed",e=>o(e?"Edit image":"You have no image editing permissions.")),s.bind("isOn").to(i,"value",i,"isEnabled",(e,t)=>e&&t),s.bind("isEnabled").to(i),this.listenTo(s,"execute",()=>{e.execute("ckboxImageEdit"),e.editing.view.focus();}),s});}}class KC extends jn{static get pluginName(){return "CKBoxImageEdit"}static get isOfficialPlugin(){return true}static get requires(){return [WC,GC]}}class JC extends jn{static get pluginName(){return "CKFinderUI"}static get isOfficialPlugin(){return true}init(){const e=this.editor;e.ui.componentFactory.add("ckfinder",()=>this._createFileToolbarButton()),e.ui.componentFactory.add("menuBar:ckfinder",()=>this._createFileMenuBarButton()),e.plugins.has("ImageInsertUI")&&e.plugins.get("ImageInsertUI").registerIntegration({name:"assetManager",observable:()=>e.commands.get("ckfinder"),buttonViewCreator:()=>this._createImageToolbarButton(),formViewCreator:()=>this._createImageDropdownButton(),menuBarButtonViewCreator:e=>this._createImageMenuBarButton(e?"insertOnly":"insertNested")});}_createButton(e){const t=this.editor,i=new e(t.locale),n=t.commands.get("ckfinder");return i.bind("isEnabled").to(n),i.on("execute",()=>{t.execute("ckfinder"),t.editing.view.focus();}),i}_createFileToolbarButton(){const e=this.editor.locale.t,t=this._createButton(yp);return t.icon=tm,t.label=e("Insert image or file"),t.tooltip=true,t}_createImageToolbarButton(){const e=this.editor.locale.t,t=this.editor.plugins.get("ImageInsertUI"),i=this._createButton(yp);return i.icon=ag,i.bind("label").to(t,"isImageSelected",t=>e(t?"Replace image with file manager":"Insert image with file manager")),i.tooltip=true,i}_createImageDropdownButton(){const e=this.editor.locale.t,t=this.editor.plugins.get("ImageInsertUI"),i=this._createButton(yp);return i.icon=ag,i.withText=true,i.bind("label").to(t,"isImageSelected",t=>e(t?"Replace with file manager":"Insert with file manager")),i.on("execute",()=>{t.dropdownView.isOpen=false;}),i}_createFileMenuBarButton(){const e=this.editor.locale.t,t=this._createButton(Lp);return t.icon=tm,t.withText=true,t.label=e("File"),t}_createImageMenuBarButton(e){const t=this.editor.locale.t,i=this.editor.locale.t,n=this._createButton(Lp);switch(n.icon=ag,n.withText=true,e){case "insertOnly":n.label=t("Image");break;case "insertNested":n.label=i("With file manager");}return n}}class QC extends Gn{constructor(e){super(e),this.affectsData=false,this.stopListening(this.editor.model.document,"change"),this.listenTo(this.editor.model.document,"change",()=>this.refresh(),{priority:"low"});}refresh(){const e=this.editor.commands.get("insertImage"),t=this.editor.commands.get("link");this.isEnabled=e.isEnabled||t.isEnabled;}execute(){const e=this.editor,t=this.editor.config.get("ckfinder.openerMethod")||"modal";if("popup"!=t&&"modal"!=t)throw new I("ckfinder-unknown-openermethod",e);const i=this.editor.config.get("ckfinder.options")||{};i.chooseFiles=true;const n=i.onInit;i.language||(i.language=e.locale.uiLanguage),i.onInit=t=>{n&&n(t),t.on("files:choose",i=>{const n=i.data.files.toArray(),s=n.filter(e=>!e.isImage()),o=n.filter(e=>e.isImage());for(const t of s)e.execute("link",t.getUrl());const r=[];for(const e of o){const i=e.getUrl();r.push(i||t.request("file:getProxyUrl",{file:e}));}r.length&&YC(e,r);}),t.on("file:choose:resizedImage",t=>{const i=t.data.resizedUrl;if(!i){const t=e.plugins.get("Notification"),i=e.locale.t;return void t.showWarning(i("Could not obtain resized image URL."),{title:i("Selecting resized image failed"),namespace:"ckfinder"})}YC(e,[i]);});},window.CKFinder[t](i);}}function YC(e,t){if(!e.commands.get("insertImage").isEnabled){const t=e.plugins.get("Notification"),i=e.locale.t;return void t.showWarning(i("Could not insert image at the current position."),{title:i("Inserting image failed"),namespace:"ckfinder"})}e.execute("insertImage",{source:t});}class ZC extends jn{static get pluginName(){return "CKFinderEditing"}static get isOfficialPlugin(){return true}static get requires(){return [zv,"LinkEditing"]}init(){const e=this.editor;if(!e.plugins.has("ImageBlockEditing")&&!e.plugins.has("ImageInlineEditing"))throw new I("ckfinder-missing-image-plugin",e);e.commands.add("ckfinder",new QC(e));}}class XC extends jn{static get pluginName(){return "CKFinder"}static get isOfficialPlugin(){return true}static get requires(){return ["Link","CKFinderUploadAdapter",ZC,JC]}}class ex extends Yo{domEventType=["paste","copy","cut","drop","dragover","dragstart","dragend","dragenter","dragleave"];constructor(e){super(e);const t=this.document;function i(e){return (i,n)=>{n.preventDefault();const s=n.dropRange?[n.dropRange]:null,o=new C(t,e);t.fire(o,{dataTransfer:n.dataTransfer,method:i.name,targetRanges:s,target:n.target,domEvent:n.domEvent}),o.stop.called&&n.stopPropagation();}}this.listenTo(t,"paste",i("clipboardInput"),{priority:"low"}),this.listenTo(t,"drop",i("clipboardInput"),{priority:"low"}),this.listenTo(t,"dragover",i("dragging"),{priority:"low"});}onDomEvent(e){const t="clipboardData"in e?e.clipboardData:e.dataTransfer,i="drop"==e.type||"paste"==e.type,n={dataTransfer:new or(t,{cacheFiles:i})};if("drop"==e.type||"dragover"==e.type){const t=ui(e);n.dropRange=t&&this.view.domConverter.domRangeToView(t);}this.fire(e.type,e,n);}}function tx(e){return ((e=e.replace(/&/g,"&").replace(//g,">").replace(/\r?\n\r?\n/g,"