504 lines
15 KiB
HTML
504 lines
15 KiB
HTML
<!DOCTYPE html>
|
||
<html lang="ru">
|
||
<head>
|
||
<meta charset="UTF-8">
|
||
<meta name="viewport" content="width=device-width, initial-scale=1.0">
|
||
<title>NATS Queue Visualizer</title>
|
||
<style>
|
||
* {
|
||
margin: 0;
|
||
padding: 0;
|
||
box-sizing: border-box;
|
||
}
|
||
|
||
body {
|
||
font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
|
||
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
|
||
min-height: 100vh;
|
||
padding: 20px;
|
||
}
|
||
|
||
.container {
|
||
max-width: 1400px;
|
||
margin: 0 auto;
|
||
background: white;
|
||
border-radius: 12px;
|
||
box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
|
||
overflow: hidden;
|
||
}
|
||
|
||
.header {
|
||
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
|
||
color: white;
|
||
padding: 30px;
|
||
text-align: center;
|
||
}
|
||
|
||
.header h1 {
|
||
font-size: 2.5em;
|
||
margin-bottom: 10px;
|
||
}
|
||
|
||
.header .status {
|
||
display: inline-block;
|
||
padding: 8px 16px;
|
||
background: rgba(255, 255, 255, 0.2);
|
||
border-radius: 20px;
|
||
font-size: 0.9em;
|
||
margin-top: 10px;
|
||
}
|
||
|
||
.status.connected {
|
||
background: rgba(76, 175, 80, 0.3);
|
||
}
|
||
|
||
.status.disconnected {
|
||
background: rgba(244, 67, 54, 0.3);
|
||
}
|
||
|
||
.controls {
|
||
padding: 20px 30px;
|
||
background: #f5f5f5;
|
||
border-bottom: 1px solid #ddd;
|
||
display: flex;
|
||
gap: 15px;
|
||
flex-wrap: wrap;
|
||
align-items: center;
|
||
}
|
||
|
||
.filter-group {
|
||
display: flex;
|
||
gap: 10px;
|
||
align-items: center;
|
||
flex: 1;
|
||
min-width: 300px;
|
||
}
|
||
|
||
.filter-group label {
|
||
font-weight: 600;
|
||
color: #555;
|
||
}
|
||
|
||
select, input {
|
||
padding: 10px 15px;
|
||
border: 2px solid #ddd;
|
||
border-radius: 6px;
|
||
font-size: 14px;
|
||
transition: border-color 0.3s;
|
||
}
|
||
|
||
select:focus, input:focus {
|
||
outline: none;
|
||
border-color: #667eea;
|
||
}
|
||
|
||
select {
|
||
flex: 1;
|
||
min-width: 200px;
|
||
}
|
||
|
||
.btn {
|
||
padding: 10px 20px;
|
||
border: none;
|
||
border-radius: 6px;
|
||
cursor: pointer;
|
||
font-size: 14px;
|
||
font-weight: 600;
|
||
transition: all 0.3s;
|
||
}
|
||
|
||
.btn-primary {
|
||
background: #667eea;
|
||
color: white;
|
||
}
|
||
|
||
.btn-primary:hover {
|
||
background: #5568d3;
|
||
transform: translateY(-2px);
|
||
box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
|
||
}
|
||
|
||
.btn-danger {
|
||
background: #f44336;
|
||
color: white;
|
||
}
|
||
|
||
.btn-danger:hover {
|
||
background: #d32f2f;
|
||
}
|
||
|
||
.stats {
|
||
display: flex;
|
||
gap: 20px;
|
||
padding: 20px 30px;
|
||
background: #f9f9f9;
|
||
border-bottom: 1px solid #ddd;
|
||
}
|
||
|
||
.stat-item {
|
||
flex: 1;
|
||
text-align: center;
|
||
}
|
||
|
||
.stat-value {
|
||
font-size: 2em;
|
||
font-weight: bold;
|
||
color: #667eea;
|
||
}
|
||
|
||
.stat-label {
|
||
color: #666;
|
||
font-size: 0.9em;
|
||
margin-top: 5px;
|
||
}
|
||
|
||
.messages-container {
|
||
padding: 20px 30px;
|
||
max-height: 600px;
|
||
overflow-y: auto;
|
||
}
|
||
|
||
.message {
|
||
background: #f9f9f9;
|
||
border-left: 4px solid #667eea;
|
||
padding: 15px;
|
||
margin-bottom: 15px;
|
||
border-radius: 6px;
|
||
transition: all 0.3s;
|
||
animation: slideIn 0.3s ease-out;
|
||
}
|
||
|
||
@keyframes slideIn {
|
||
from {
|
||
opacity: 0;
|
||
transform: translateX(-20px);
|
||
}
|
||
to {
|
||
opacity: 1;
|
||
transform: translateX(0);
|
||
}
|
||
}
|
||
|
||
.message:hover {
|
||
box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
|
||
transform: translateX(5px);
|
||
}
|
||
|
||
.message-header {
|
||
display: flex;
|
||
justify-content: space-between;
|
||
align-items: center;
|
||
margin-bottom: 10px;
|
||
flex-wrap: wrap;
|
||
gap: 10px;
|
||
}
|
||
|
||
.message-subject {
|
||
font-weight: 600;
|
||
color: #667eea;
|
||
font-size: 1.1em;
|
||
}
|
||
|
||
.message-meta {
|
||
display: flex;
|
||
gap: 15px;
|
||
font-size: 0.85em;
|
||
color: #666;
|
||
}
|
||
|
||
.message-data {
|
||
background: white;
|
||
padding: 12px;
|
||
border-radius: 4px;
|
||
font-family: 'Courier New', monospace;
|
||
font-size: 0.9em;
|
||
white-space: pre-wrap;
|
||
word-break: break-all;
|
||
max-height: 200px;
|
||
overflow-y: auto;
|
||
border: 1px solid #e0e0e0;
|
||
}
|
||
|
||
.message-size {
|
||
display: inline-block;
|
||
padding: 4px 8px;
|
||
background: #e3f2fd;
|
||
border-radius: 4px;
|
||
font-size: 0.85em;
|
||
color: #1976d2;
|
||
}
|
||
|
||
.empty-state {
|
||
text-align: center;
|
||
padding: 60px 20px;
|
||
color: #999;
|
||
}
|
||
|
||
.empty-state svg {
|
||
width: 100px;
|
||
height: 100px;
|
||
margin-bottom: 20px;
|
||
opacity: 0.3;
|
||
}
|
||
|
||
::-webkit-scrollbar {
|
||
width: 8px;
|
||
}
|
||
|
||
::-webkit-scrollbar-track {
|
||
background: #f1f1f1;
|
||
}
|
||
|
||
::-webkit-scrollbar-thumb {
|
||
background: #888;
|
||
border-radius: 4px;
|
||
}
|
||
|
||
::-webkit-scrollbar-thumb:hover {
|
||
background: #555;
|
||
}
|
||
|
||
.search-box {
|
||
flex: 1;
|
||
min-width: 200px;
|
||
}
|
||
</style>
|
||
</head>
|
||
<body>
|
||
<div class="container">
|
||
<div class="header">
|
||
<h1>🚀 NATS Queue Visualizer</h1>
|
||
<div id="status" class="status disconnected">Отключено</div>
|
||
</div>
|
||
|
||
<div class="controls">
|
||
<div class="filter-group">
|
||
<label>Subject:</label>
|
||
<select id="subjectFilter">
|
||
<option value="">Все subjects</option>
|
||
</select>
|
||
</div>
|
||
<div class="filter-group search-box">
|
||
<label>Поиск:</label>
|
||
<input type="text" id="searchInput" placeholder="Поиск по содержимому...">
|
||
</div>
|
||
<button class="btn btn-danger" onclick="clearMessages()">Очистить</button>
|
||
</div>
|
||
|
||
<div class="stats">
|
||
<div class="stat-item">
|
||
<div class="stat-value" id="totalMessages">0</div>
|
||
<div class="stat-label">Всего сообщений</div>
|
||
</div>
|
||
<div class="stat-item">
|
||
<div class="stat-value" id="uniqueSubjects">0</div>
|
||
<div class="stat-label">Уникальных subjects</div>
|
||
</div>
|
||
<div class="stat-item">
|
||
<div class="stat-value" id="totalBytes">0</div>
|
||
<div class="stat-label">Всего байт</div>
|
||
</div>
|
||
</div>
|
||
|
||
<div class="messages-container" id="messagesContainer">
|
||
<div class="empty-state">
|
||
<svg viewBox="0 0 24 24" fill="currentColor">
|
||
<path d="M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-2 15l-5-5 1.41-1.41L10 14.17l7.59-7.59L19 8l-9 9z"/>
|
||
</svg>
|
||
<p>Ожидание сообщений из NATS...</p>
|
||
</div>
|
||
</div>
|
||
</div>
|
||
|
||
<script>
|
||
let ws = null;
|
||
let allMessages = [];
|
||
let currentFilter = '';
|
||
let currentSearch = '';
|
||
|
||
function connectWebSocket() {
|
||
const protocol = window.location.protocol === 'https:' ? 'wss:' : 'ws:';
|
||
const wsUrl = `${protocol}//${window.location.host}/ws`;
|
||
|
||
ws = new WebSocket(wsUrl);
|
||
|
||
ws.onopen = () => {
|
||
updateStatus(true);
|
||
console.log('WebSocket connected');
|
||
};
|
||
|
||
ws.onmessage = (event) => {
|
||
try {
|
||
const data = JSON.parse(event.data);
|
||
// Проверяем, массив ли это (все сообщения при подключении) или одно сообщение
|
||
if (Array.isArray(data)) {
|
||
// При подключении сервер отправляет все существующие сообщения массивом
|
||
allMessages = data.reverse(); // Переворачиваем, чтобы новые были сверху
|
||
updateMessages();
|
||
updateStats();
|
||
updateSubjectFilter();
|
||
console.log(`Loaded ${data.length} existing messages`);
|
||
} else if (data.id && data.subject) {
|
||
// Одно новое сообщение в реальном времени
|
||
addMessage(data);
|
||
}
|
||
} catch (err) {
|
||
console.error('Error parsing WebSocket message:', err);
|
||
}
|
||
};
|
||
|
||
ws.onerror = (error) => {
|
||
console.error('WebSocket error:', error);
|
||
updateStatus(false);
|
||
};
|
||
|
||
ws.onclose = () => {
|
||
updateStatus(false);
|
||
console.log('WebSocket disconnected');
|
||
// Переподключение через 3 секунды
|
||
setTimeout(connectWebSocket, 3000);
|
||
};
|
||
}
|
||
|
||
function updateStatus(connected) {
|
||
const statusEl = document.getElementById('status');
|
||
if (connected) {
|
||
statusEl.textContent = 'Подключено';
|
||
statusEl.className = 'status connected';
|
||
} else {
|
||
statusEl.textContent = 'Отключено';
|
||
statusEl.className = 'status disconnected';
|
||
}
|
||
}
|
||
|
||
function addMessage(message) {
|
||
allMessages.unshift(message); // Добавляем в начало
|
||
updateMessages();
|
||
updateStats();
|
||
updateSubjectFilter(); // Автоматически обновляем список subjects
|
||
}
|
||
|
||
function updateMessages() {
|
||
const container = document.getElementById('messagesContainer');
|
||
|
||
let filtered = allMessages;
|
||
|
||
if (currentFilter) {
|
||
filtered = filtered.filter(m => m.subject === currentFilter);
|
||
}
|
||
|
||
if (currentSearch) {
|
||
const searchLower = currentSearch.toLowerCase();
|
||
filtered = filtered.filter(m =>
|
||
m.data.toLowerCase().includes(searchLower) ||
|
||
m.subject.toLowerCase().includes(searchLower)
|
||
);
|
||
}
|
||
|
||
if (filtered.length === 0) {
|
||
container.innerHTML = `
|
||
<div class="empty-state">
|
||
<p>Нет сообщений, соответствующих фильтрам</p>
|
||
</div>
|
||
`;
|
||
return;
|
||
}
|
||
|
||
container.innerHTML = filtered.map(msg => `
|
||
<div class="message">
|
||
<div class="message-header">
|
||
<span class="message-subject">${escapeHtml(msg.subject)}</span>
|
||
<div class="message-meta">
|
||
<span>${formatTime(msg.timestamp)}</span>
|
||
<span class="message-size">${formatBytes(msg.size)}</span>
|
||
</div>
|
||
</div>
|
||
<div class="message-data">${escapeHtml(msg.data)}</div>
|
||
</div>
|
||
`).join('');
|
||
}
|
||
|
||
function updateStats() {
|
||
document.getElementById('totalMessages').textContent = allMessages.length;
|
||
|
||
const uniqueSubjects = new Set(allMessages.map(m => m.subject));
|
||
document.getElementById('uniqueSubjects').textContent = uniqueSubjects.size;
|
||
|
||
const totalBytes = allMessages.reduce((sum, m) => sum + m.size, 0);
|
||
document.getElementById('totalBytes').textContent = formatBytes(totalBytes);
|
||
}
|
||
|
||
function updateSubjectFilter() {
|
||
const subjects = [...new Set(allMessages.map(m => m.subject))];
|
||
const select = document.getElementById('subjectFilter');
|
||
const currentValue = select.value;
|
||
|
||
select.innerHTML = '<option value="">Все subjects</option>' +
|
||
subjects.map(s => `<option value="${escapeHtml(s)}">${escapeHtml(s)}</option>`).join('');
|
||
|
||
if (currentValue && subjects.includes(currentValue)) {
|
||
select.value = currentValue;
|
||
}
|
||
}
|
||
|
||
function refreshMessages() {
|
||
fetch('/api/messages')
|
||
.then(res => res.json())
|
||
.then(messages => {
|
||
allMessages = messages.reverse(); // Переворачиваем, чтобы новые были сверху
|
||
updateSubjectFilter();
|
||
updateMessages();
|
||
updateStats();
|
||
})
|
||
.catch(err => console.error('Error fetching messages:', err));
|
||
}
|
||
|
||
function clearMessages() {
|
||
if (confirm('Вы уверены, что хотите очистить все сообщения?')) {
|
||
allMessages = [];
|
||
updateMessages();
|
||
updateStats();
|
||
}
|
||
}
|
||
|
||
function formatTime(timestamp) {
|
||
const date = new Date(timestamp);
|
||
return date.toLocaleString('ru-RU', {
|
||
year: 'numeric',
|
||
month: '2-digit',
|
||
day: '2-digit',
|
||
hour: '2-digit',
|
||
minute: '2-digit',
|
||
second: '2-digit'
|
||
});
|
||
}
|
||
|
||
function formatBytes(bytes) {
|
||
if (bytes < 1024) return bytes + ' B';
|
||
if (bytes < 1024 * 1024) return (bytes / 1024).toFixed(2) + ' KB';
|
||
return (bytes / (1024 * 1024)).toFixed(2) + ' MB';
|
||
}
|
||
|
||
function escapeHtml(text) {
|
||
const div = document.createElement('div');
|
||
div.textContent = text;
|
||
return div.innerHTML;
|
||
}
|
||
|
||
// Обработчики событий
|
||
document.getElementById('subjectFilter').addEventListener('change', (e) => {
|
||
currentFilter = e.target.value;
|
||
updateMessages();
|
||
});
|
||
|
||
document.getElementById('searchInput').addEventListener('input', (e) => {
|
||
currentSearch = e.target.value;
|
||
updateMessages();
|
||
});
|
||
|
||
// Инициализация - только WebSocket, все сообщения придут автоматически
|
||
connectWebSocket();
|
||
</script>
|
||
</body>
|
||
</html>
|