378 lines
10 KiB
HTML
378 lines
10 KiB
HTML
<!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聊天客户端</title>
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<style>
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* {
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margin: 0;
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padding: 0;
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box-sizing: border-box;
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font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
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}
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body {
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background: linear-gradient(135deg, #6a11cb 0%, #2575fc 100%);
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min-height: 100vh;
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display: flex;
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justify-content: center;
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align-items: center;
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padding: 20px;
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}
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.chat-container {
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width: 100%;
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max-width: 900px;
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height: 85vh;
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background-color: white;
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border-radius: 15px;
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box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
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display: flex;
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flex-direction: column;
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overflow: hidden;
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}
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.header {
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background: linear-gradient(to right, #4a00e0, #8e2de2);
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color: white;
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padding: 20px;
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display: flex;
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justify-content: space-between;
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align-items: center;
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}
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.header-content {
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display: flex;
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align-items: center;
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gap: 15px;
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}
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.status {
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display: flex;
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align-items: center;
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gap: 8px;
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}
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.status-indicator {
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width: 10px;
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height: 10px;
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border-radius: 50%;
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}
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.status-connecting {
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background-color: #ffc107;
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}
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.status-connected {
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background-color: #28a745;
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}
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.status-disconnected {
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background-color: #dc3545;
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}
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.connection-btn {
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padding: 8px 16px;
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border: none;
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border-radius: 20px;
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cursor: pointer;
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font-weight: 600;
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background: rgba(255, 255, 255, 0.2);
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color: white;
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transition: all 0.3s;
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}
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.connection-btn:hover {
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background: rgba(255, 255, 255, 0.3);
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transform: translateY(-2px);
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}
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.chat-area {
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flex: 1;
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padding: 20px;
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overflow-y: auto;
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background-color: #f8f9fa;
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display: flex;
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flex-direction: column;
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gap: 15px;
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}
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.message {
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max-width: 70%;
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padding: 12px 18px;
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border-radius: 18px;
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position: relative;
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line-height: 1.4;
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word-wrap: break-word;
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}
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.user-message {
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align-self: flex-end;
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background: linear-gradient(to right, #4a00e0, #8e2de2);
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color: white;
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border-bottom-right-radius: 5px;
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}
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.server-message {
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align-self: flex-start;
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background-color: white;
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color: #333;
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border: 1px solid #e0e0e0;
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border-bottom-left-radius: 5px;
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}
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.message-time {
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font-size: 11px;
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margin-top: 5px;
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opacity: 0.7;
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text-align: right;
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}
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.input-area {
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padding: 20px;
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background-color: white;
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border-top: 1px solid #e0e0e0;
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display: flex;
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gap: 10px;
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}
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.input-area input {
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flex: 1;
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padding: 12px 15px;
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border: 1px solid #ddd;
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border-radius: 25px;
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outline: none;
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font-size: 16px;
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transition: all 0.3s;
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}
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.input-area input:focus {
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border-color: #8e2de2;
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box-shadow: 0 0 0 2px rgba(142, 45, 226, 0.2);
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}
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.send-btn {
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padding: 12px 25px;
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border: none;
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border-radius: 25px;
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cursor: pointer;
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font-weight: 600;
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background: linear-gradient(to right, #4a00e0, #8e2de2);
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color: white;
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transition: all 0.3s;
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}
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.send-btn:hover {
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background: linear-gradient(to right, #3a00b0, #7a1dc2);
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transform: translateY(-2px);
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}
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.send-btn:disabled {
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background: #cccccc;
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cursor: not-allowed;
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transform: none;
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}
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.empty-state {
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text-align: center;
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color: #6c757d;
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margin-top: 50px;
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}
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.empty-state i {
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font-size: 48px;
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margin-bottom: 15px;
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opacity: 0.5;
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}
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@media (max-width: 768px) {
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.chat-container {
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height: 95vh;
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}
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.message {
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max-width: 85%;
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}
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.header {
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flex-direction: column;
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gap: 10px;
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text-align: center;
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}
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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="chat-container">
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<div class="header">
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<div class="header-content">
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<h1>WebSocket聊天客户端</h1>
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<div class="status">
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<div class="status-indicator status-disconnected"></div>
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<span id="status-text">未连接</span>
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</div>
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</div>
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<button class="connection-btn" id="connectionButton" onclick="toggleConnection()">连接</button>
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</div>
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<div class="chat-area" id="chatArea">
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<div class="empty-state">
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<i>💬</i>
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<p>连接服务器开始聊天</p>
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</div>
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</div>
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<div class="input-area">
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<input type="text" id="messageInput" placeholder="输入消息..." disabled>
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<button class="send-btn" id="sendButton" onclick="sendMessage()" disabled>发送</button>
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</div>
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</div>
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<script>
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let ws = null;
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let isConnected = false;
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const statusText = document.getElementById('status-text');
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const statusIndicator = document.querySelector('.status-indicator');
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const chatArea = document.getElementById('chatArea');
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const messageInput = document.getElementById('messageInput');
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const sendButton = document.getElementById('sendButton');
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const connectionButton = document.getElementById('connectionButton');
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function toggleConnection() {
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if (isConnected) {
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disconnect();
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} else {
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connect();
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}
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}
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function connect() {
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updateStatus('正在连接...', 'status-connecting');
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connectionButton.textContent = '连接中...';
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try {
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ws = new WebSocket('/ws');
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ws.onopen = () => {
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isConnected = true;
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updateStatus('已连接', 'status-connected');
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connectionButton.textContent = '断开连接';
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enableControls(true);
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addSystemMessage('连接成功，可以开始聊天了');
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};
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ws.onmessage = event => {
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addServerMessage(event.data);
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};
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ws.onclose = () => {
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isConnected = false;
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updateStatus('未连接', 'status-disconnected');
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connectionButton.textContent = '连接';
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enableControls(false);
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addSystemMessage('连接已断开');
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};
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ws.onerror = error => {
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isConnected = false;
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updateStatus('连接错误', 'status-disconnected');
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connectionButton.textContent = '连接';
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enableControls(false);
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addSystemMessage('连接错误，请检查服务器');
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};
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} catch (error) {
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isConnected = false;
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updateStatus('连接失败', 'status-disconnected');
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connectionButton.textContent = '连接';
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enableControls(false);
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}
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}
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function disconnect() {
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if (ws) {
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ws.close();
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ws = null;
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}
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isConnected = false;
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connectionButton.textContent = '连接';
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enableControls(false);
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addSystemMessage('已断开连接');
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}
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function sendMessage() {
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const message = messageInput.value.trim();
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if (message) {
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ws.send(message);
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addUserMessage(message);
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messageInput.value = '';
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}
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}
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function addUserMessage(message) {
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addMessage(message, 'user');
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}
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function addServerMessage(message) {
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addMessage(message, 'server');
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}
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function addSystemMessage(message) {
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addMessage(message, 'system');
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}
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function addMessage(message, type) {
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const emptyState = document.querySelector('.empty-state');
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if (emptyState) {
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emptyState.remove();
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}
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const messageElement = document.createElement('div');
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const time = new Date().toLocaleTimeString([], {hour: '2-digit', minute:'2-digit'});
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if (type === 'user') {
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messageElement.className = 'message user-message';
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messageElement.innerHTML = `
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${message}
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<div class="message-time">${time}</div>
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`;
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} else if (type === 'server') {
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messageElement.className = 'message server-message';
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messageElement.innerHTML = `
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${message}
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<div class="message-time">${time}</div>
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`;
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} else {
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messageElement.className = 'message system-message';
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messageElement.style.alignSelf = 'center';
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messageElement.style.maxWidth = '100%';
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messageElement.style.backgroundColor = 'rgba(0,0,0,0.05)';
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messageElement.style.color = '#6c757d';
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messageElement.style.fontSize = '14px';
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messageElement.style.textAlign = 'center';
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messageElement.style.borderRadius = '10px';
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messageElement.textContent = message;
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}
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chatArea.appendChild(messageElement);
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chatArea.scrollTop = chatArea.scrollHeight;
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}
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function updateStatus(message, statusClass) {
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statusText.textContent = message;
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statusIndicator.className = 'status-indicator ' + statusClass;
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}
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function enableControls(connected) {
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messageInput.disabled = !connected;
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sendButton.disabled = !connected;
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}
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messageInput.addEventListener('keypress', function(event) {
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if (event.key === 'Enter') {
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sendMessage();
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}
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});
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</script>
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</body>
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</html> |