C:/Program Files/Git/api/events加入socketio机制——更新超时时间
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test_websocket.html
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289
test_websocket.html
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<!DOCTYPE html>
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<html lang="zh-CN">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>WebSocket 事件推送测试</title>
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<script src="https://cdn.socket.io/4.7.4/socket.io.min.js"></script>
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<style>
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body {
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font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
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max-width: 1000px;
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margin: 50px auto;
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padding: 20px;
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background: #f5f5f5;
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}
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.container {
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background: white;
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border-radius: 8px;
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padding: 30px;
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box-shadow: 0 2px 10px rgba(0,0,0,0.1);
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}
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h1 {
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color: #333;
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border-bottom: 3px solid #4CAF50;
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padding-bottom: 10px;
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}
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.status {
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padding: 15px;
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margin: 20px 0;
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border-radius: 5px;
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font-weight: bold;
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}
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.status.connected {
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background: #d4edda;
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color: #155724;
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border: 1px solid #c3e6cb;
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}
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.status.disconnected {
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background: #f8d7da;
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color: #721c24;
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border: 1px solid #f5c6cb;
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}
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button {
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background: #4CAF50;
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color: white;
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border: none;
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padding: 12px 24px;
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font-size: 16px;
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border-radius: 5px;
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cursor: pointer;
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margin: 5px;
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}
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button:hover {
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background: #45a049;
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}
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button:disabled {
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background: #ccc;
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cursor: not-allowed;
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}
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.log {
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background: #f9f9f9;
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border: 1px solid #ddd;
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border-radius: 5px;
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padding: 15px;
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margin-top: 20px;
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max-height: 400px;
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overflow-y: auto;
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font-family: 'Courier New', monospace;
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font-size: 13px;
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}
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.log-item {
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padding: 8px;
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margin: 5px 0;
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border-left: 3px solid #4CAF50;
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background: white;
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}
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.log-item.error {
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border-left-color: #f44336;
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background: #ffebee;
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}
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.log-item.event {
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border-left-color: #2196F3;
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background: #e3f2fd;
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}
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.event-card {
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background: #fff3cd;
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border: 2px solid #ffc107;
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border-radius: 8px;
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padding: 15px;
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margin: 10px 0;
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}
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.event-card h3 {
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margin-top: 0;
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color: #856404;
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}
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.timestamp {
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color: #666;
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font-size: 12px;
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}
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.controls {
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margin: 20px 0;
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}
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</style>
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</head>
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<body>
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<div class="container">
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<h1>🔌 WebSocket 事件推送测试页面</h1>
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<div id="status" class="status disconnected">
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状态: 未连接
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</div>
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<div class="controls">
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<button id="connectBtn" onclick="connect()">连接 WebSocket</button>
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<button id="subscribeBtn" onclick="subscribe()" disabled>订阅所有事件</button>
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<button id="unsubscribeBtn" onclick="unsubscribe()" disabled>取消订阅</button>
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<button id="disconnectBtn" onclick="disconnect()" disabled>断开连接</button>
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<button onclick="clearLog()">清空日志</button>
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</div>
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<div id="events"></div>
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<h2>📋 日志</h2>
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<div id="log" class="log"></div>
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</div>
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<script>
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let socket = null;
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let isSubscribed = false;
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function updateStatus(connected) {
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const statusDiv = document.getElementById('status');
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const connectBtn = document.getElementById('connectBtn');
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const subscribeBtn = document.getElementById('subscribeBtn');
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const unsubscribeBtn = document.getElementById('unsubscribeBtn');
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const disconnectBtn = document.getElementById('disconnectBtn');
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if (connected) {
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statusDiv.className = 'status connected';
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statusDiv.textContent = '状态: 已连接 ✓';
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connectBtn.disabled = true;
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subscribeBtn.disabled = false;
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disconnectBtn.disabled = false;
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} else {
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statusDiv.className = 'status disconnected';
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statusDiv.textContent = '状态: 未连接 ✗';
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connectBtn.disabled = false;
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subscribeBtn.disabled = true;
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unsubscribeBtn.disabled = true;
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disconnectBtn.disabled = true;
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isSubscribed = false;
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}
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}
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function log(message, type = 'info') {
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const logDiv = document.getElementById('log');
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const timestamp = new Date().toLocaleTimeString();
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const item = document.createElement('div');
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item.className = `log-item ${type}`;
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item.innerHTML = `<span class="timestamp">[${timestamp}]</span> ${message}`;
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logDiv.insertBefore(item, logDiv.firstChild);
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console.log(`[${timestamp}] ${message}`);
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}
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function showEvent(event) {
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const eventsDiv = document.getElementById('events');
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const card = document.createElement('div');
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card.className = 'event-card';
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card.innerHTML = `
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<h3>🔔 新事件通知</h3>
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<p><strong>ID:</strong> ${event.id}</p>
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<p><strong>标题:</strong> ${event.title}</p>
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<p><strong>类型:</strong> ${event.event_type || 'N/A'}</p>
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<p><strong>重要性:</strong> ${event.importance || 'N/A'}</p>
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<p><strong>描述:</strong> ${event.description || 'N/A'}</p>
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<p><strong>热度:</strong> ${event.hot_score || 0}</p>
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<p class="timestamp">收到时间: ${new Date().toLocaleString()}</p>
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`;
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eventsDiv.insertBefore(card, eventsDiv.firstChild);
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// 只保留最近 5 个事件
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while (eventsDiv.children.length > 5) {
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eventsDiv.removeChild(eventsDiv.lastChild);
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}
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}
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function connect() {
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log('正在连接到 WebSocket 服务器...');
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socket = io('http://localhost:5001', {
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transports: ['websocket', 'polling'],
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reconnection: true,
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reconnectionAttempts: 5,
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reconnectionDelay: 1000
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});
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socket.on('connect', () => {
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log('✅ WebSocket 连接成功！', 'info');
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updateStatus(true);
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});
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socket.on('connection_response', (data) => {
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log(`📡 服务器响应: ${JSON.stringify(data)}`, 'info');
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});
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socket.on('new_event', (eventData) => {
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log(`🔔 收到新事件: ${eventData.title}`, 'event');
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showEvent(eventData);
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});
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socket.on('subscription_confirmed', (data) => {
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log(`✅ 订阅成功: ${JSON.stringify(data)}`, 'info');
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isSubscribed = true;
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document.getElementById('subscribeBtn').disabled = true;
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document.getElementById('unsubscribeBtn').disabled = false;
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});
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socket.on('unsubscription_confirmed', (data) => {
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log(`✅ 取消订阅成功: ${JSON.stringify(data)}`, 'info');
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isSubscribed = false;
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document.getElementById('subscribeBtn').disabled = false;
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document.getElementById('unsubscribeBtn').disabled = true;
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});
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socket.on('disconnect', () => {
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log('❌ WebSocket 连接已断开', 'error');
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updateStatus(false);
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});
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socket.on('connect_error', (error) => {
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log(`❌ 连接错误: ${error.message}`, 'error');
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});
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socket.on('error', (error) => {
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log(`❌ 错误: ${error}`, 'error');
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});
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}
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function subscribe() {
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if (!socket || !socket.connected) {
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log('❌ 请先连接 WebSocket', 'error');
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return;
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}
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log('发送订阅请求...');
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socket.emit('subscribe_events', {
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event_type: 'all',
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importance: 'all'
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});
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}
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function unsubscribe() {
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if (!socket || !socket.connected) {
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log('❌ 请先连接 WebSocket', 'error');
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return;
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}
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log('发送取消订阅请求...');
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socket.emit('unsubscribe_events', {
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event_type: 'all'
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});
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}
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function disconnect() {
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if (socket) {
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socket.disconnect();
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log('已手动断开连接');
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updateStatus(false);
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}
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}
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function clearLog() {
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document.getElementById('log').innerHTML = '';
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document.getElementById('events').innerHTML = '';
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log('日志已清空');
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}
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// 页面加载时显示提示
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window.onload = function() {
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log('📌 测试步骤:');
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log('1. 确保 Flask 服务已启动 (python app.py)');
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log('2. 点击 "连接 WebSocket" 按钮');
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log('3. 点击 "订阅所有事件" 按钮');
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log('4. 等待后台脚本创建新事件，或等待轮询检测到新事件');
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log('5. 新事件会自动推送到这个页面');
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};
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</script>
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</body>
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</html>
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