Feat: CRUD курсов

✅ CourseController (resource)
✅ CoursePolicy
✅ Маршруты: /admin/courses
✅ Blade-шаблоны:
  - index.blade.php (список с карточками)
  - create.blade.php (форма создания)
  - edit.blade.php (форма редактирования)
  - show.blade.php (просмотр)
✅ Ссылка в сайдбаре
✅ Загрузка изображений (thumbnail)
✅ Типы курсов: standard, scorm, h5p

Co-authored-by: Qwen-Coder <qwen-coder@alibabacloud.com>

app/Http/Controllers/Admin/CourseController.php

@@ -0,0 +1,148 @@
+<?php
+
+namespace App\Http\Controllers\Admin;
+
+use App\Http\Controllers\Controller;
+use App\Models\Course;
+use App\Models\CourseCategory;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\Gate;
+use Illuminate\Support\Facades\Storage;
+use Illuminate\Support\Str;
+
+class CourseController extends Controller
+{
+    public function __construct()
+    {
+        $this->middleware('auth');
+    }
+
+    public function index(Request $request)
+    {
+        Gate::authorize('viewAny', Course::class);
+        
+        $query = Course::with(['category', 'creator']);
+        
+        if ($request->filled('category_id')) {
+            $query->where('category_id', $request->category_id);
+        }
+        
+        if ($request->filled('type')) {
+            $query->where('type', $request->type);
+        }
+        
+        if ($request->filled('search')) {
+            $query->where(function($q) use ($request) {
+                $q->where('title', 'like', '%' . $request->search . '%')
+                  ->orWhere('description', 'like', '%' . $request->search . '%');
+            });
+        }
+        
+        $courses = $query->orderBy('created_at', 'desc')->paginate(20);
+        $categories = CourseCategory::pluck('name', 'id');
+        
+        return view('admin.courses.index', compact('courses', 'categories'));
+    }
+
+    public function create()
+    {
+        Gate::authorize('create', Course::class);
+        
+        $categories = CourseCategory::pluck('name', 'id');
+        
+        return view('admin.courses.create', compact('categories'));
+    }
+
+    public function store(Request $request)
+    {
+        Gate::authorize('create', Course::class);
+        
+        $validated = $request->validate([
+            'title' => 'required|string|max:255',
+            'slug' => 'nullable|string|max:255|unique:courses',
+            'description' => 'nullable|string',
+            'objectives' => 'nullable|string',
+            'category_id' => 'nullable|exists:course_categories,id',
+            'type' => 'required|in:standard,scorm,h5p',
+            'thumbnail' => 'nullable|image|max:2048',
+            'duration_minutes' => 'nullable|integer',
+            'passing_score' => 'nullable|integer|min:0|max:100',
+            'has_certificate' => 'boolean',
+            'is_active' => 'boolean',
+        ]);
+        
+        $validated['slug'] = $validated['slug'] ?? Str::slug($validated['title']);
+        $validated['created_by'] = auth()->id();
+        $validated['is_active'] = $request->boolean('is_active');
+        $validated['has_certificate'] = $request->boolean('has_certificate');
+        
+        if ($request->hasFile('thumbnail')) {
+            $validated['thumbnail'] = $request->file('thumbnail')->store('courses/thumbnails', 'public');
+        }
+        
+        $course = Course::create($validated);
+        
+        return redirect()->route('admin.courses.show', $course)->with('success', 'Курс успешно создан.');
+    }
+
+    public function show(Course $course)
+    {
+        Gate::authorize('view', $course);
+        
+        $course->load(['category', 'creator', 'modules', 'tests']);
+        
+        return view('admin.courses.show', compact('course'));
+    }
+
+    public function edit(Course $course)
+    {
+        Gate::authorize('update', $course);
+        
+        $categories = CourseCategory::pluck('name', 'id');
+        
+        return view('admin.courses.edit', compact('course', 'categories'));
+    }
+
+    public function update(Request $request, Course $course)
+    {
+        Gate::authorize('update', $course);
+        
+        $validated = $request->validate([
+            'title' => 'required|string|max:255',
+            'slug' => 'nullable|string|max:255|unique:courses,slug,' . $course->id,
+            'description' => 'nullable|string',
+            'objectives' => 'nullable|string',
+            'category_id' => 'nullable|exists:course_categories,id',
+            'type' => 'required|in:standard,scorm,h5p',
+            'thumbnail' => 'nullable|image|max:2048',
+            'duration_minutes' => 'nullable|integer',
+            'passing_score' => 'nullable|integer|min:0|max:100',
+            'has_certificate' => 'boolean',
+            'is_active' => 'boolean',
+        ]);
+        
+        $validated['slug'] = $validated['slug'] ?? Str::slug($validated['title']);
+        $validated['is_active'] = $request->boolean('is_active');
+        $validated['has_certificate'] = $request->boolean('has_certificate');
+        
+        if ($request->hasFile('thumbnail')) {
+            if ($course->thumbnail) Storage::disk('public')->delete($course->thumbnail);
+            $validated['thumbnail'] = $request->file('thumbnail')->store('courses/thumbnails', 'public');
+        }
+        
+        $course->update($validated);
+        
+        return redirect()->route('admin.courses.show', $course)->with('success', 'Курс успешно обновлён.');
+    }
+
+    public function destroy(Course $course)
+    {
+        Gate::authorize('delete', $course);
+        
+        if ($course->thumbnail) Storage::disk('public')->delete($course->thumbnail);
+        
+        $course->delete();
+        
+        return redirect()->route('admin.courses.index')->with('success', 'Курс успешно удалён.');
+    }
+}

app/Models/Course.php

@@ -74,4 +74,9 @@ class Course extends Model
     {
         return $this->hasMany(CourseRequestItem::class);
     }
+
+    public function users()
+    {
+        return $this->belongsToMany(User::class, 'course_assignments');
+    }
 }

app/Policies/CoursePolicy.php

@@ -0,0 +1,34 @@
+<?php
+
+namespace App\Policies;
+
+use App\Models\Course;
+use App\Models\User;
+
+class CoursePolicy
+{
+    public function viewAny(User $user): bool
+    {
+        return $user->hasRole(['Administrator', 'Manager', 'Curator']);
+    }
+
+    public function view(User $user, Course $course): bool
+    {
+        return $user->hasRole(['Administrator', 'Manager', 'Curator']);
+    }
+
+    public function create(User $user): bool
+    {
+        return $user->hasRole(['Administrator', 'Manager', 'Curator']);
+    }
+
+    public function update(User $user, Course $course): bool
+    {
+        return $user->hasRole(['Administrator', 'Manager', 'Curator']);
+    }
+
+    public function delete(User $user, Course $course): bool
+    {
+        return $user->hasRole(['Administrator', 'Manager']);
+    }
+}

app/Providers/AuthServiceProvider.php

@@ -21,6 +21,7 @@ class AuthServiceProvider extends ServiceProvider
      */
     protected $policies = [
         CourseCategory::class => CourseCategoryPolicy::class,
+        Course::class => CoursePolicy::class,
         Organization::class => OrganizationPolicy::class,
         Group::class => GroupPolicy::class,
         User::class => UserPolicy::class,