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Add null checks before getContext calls

This commit is contained in:
mirivlad 2026-04-26 18:26:05 +08:00
parent 08a137fdf0
commit 45c40aa86c
1 changed files with 7 additions and 3 deletions
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10
templates/servers/detail.twig
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@ -548,8 +548,12 @@ var diskTotalGB = {
// Графики метрик // Графики метрик
{% set visibleMetrics = displayMetrics %} {% set visibleMetrics = displayMetrics %}
{% for metricName, metricData in metrics %} {% for metricName, metricData in metrics %}
{% if metricName in visibleMetrics and metricName != 'uptime' %} {% if metricName in visibleMetrics and metricName != 'uptime' and metricData %}
const ctx{{ metricName|replace({'-': '_', '.': '_'}) }} = document.getElementById('chart-{{ metricName }}').getContext('2d'); {% if metricData[0] is defined %}
const ctx{{ metricName|replace({'-': '_', '.': '_'}) }} = document.getElementById('chart-{{ metricName }}');
if (!ctx{{ metricName|replace({'-': '_', '.': '_'}) }}) { return; }
const ctxInstance{{ metricName|replace({'-': '_', '.': '_'}) }} = ctx{{ metricName|replace({'-': '_', '.': '_'}) }}.getContext('2d');
// Подготовка данных для графика // Подготовка данных для графика
var labels{{ metricName }} = []; var labels{{ metricName }} = [];
@ -562,7 +566,7 @@ labels{{ metricName }}.push('{{ time_val|date(time_format) }}');
data{{ metricName }}.push({{ metric.value|raw }}); data{{ metricName }}.push({{ metric.value|raw }});
{% endfor %} {% endfor %}
const chart{{ metricName|replace({'-': '_', '.': '_'}) }} = new Chart(ctx{{ metricName|replace({'-': '_', '.': '_'}) }}, { const chart{{ metricName|replace({'-': '_', '.': '_'}) }} = new Chart(ctxInstance{{ metricName|replace({'-': '_', '.': '_'}) }}, {
type: 'line', type: 'line',
data: { data: {
labels: labels{{ metricName }}, labels: labels{{ metricName }},