190 lines
		
	
	
		
			6.4 KiB
		
	
	
	
		
			HTML
		
	
	
	
	
	
			
		
		
	
	
			190 lines
		
	
	
		
			6.4 KiB
		
	
	
	
		
			HTML
		
	
	
	
	
	
| <!DOCTYPE html>
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| <html lang="en">
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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>Chat Demo</title>
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|     <style>
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|         .chat-container {
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|             max-width: 800px;
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|             margin: 20px auto;
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|             padding: 20px;
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|             border: 1px solid #ccc;
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|             border-radius: 8px;
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|         }
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|         .message {
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|             margin: 10px 0;
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|             padding: 10px;
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|             border-radius: 4px;
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|         }
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|         .user-message {
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|             background-color: #e3f2fd;
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|             margin-left: 20%;
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|         }
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|         .bot-message {
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|             background-color: #f5f5f5;
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|             margin-right: 20%;
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|         }
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|         .input-container {
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|             display: flex;
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|             gap: 10px;
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|             margin-top: 20px;
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|         }
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|         #userInput {
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|             flex: 1;
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|             padding: 10px;
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|             border: 1px solid #ccc;
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|             border-radius: 4px;
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|         }
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|         button {
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|             padding: 10px 20px;
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|             background-color: #2196f3;
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|             color: white;
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|             border: none;
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|             border-radius: 4px;
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|             cursor: pointer;
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|         }
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|         button:hover {
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|             background-color: #1976d2;
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|         }
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|         .audio-player {
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|             margin-top: 10px;
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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 id="chatMessages"></div>
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|         <div class="input-container">
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|             <input type="text" id="userInput" placeholder="Type your message...">
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|             <button onclick="sendMessage()">Send</button>
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|         </div>
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|     </div>
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| 
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|     <script>
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|         let currentConversationId = '';
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|         let currentTaskId = '';
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| 
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|         async function sendMessage() {
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|             const userInput = document.getElementById('userInput');
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|             const message = userInput.value.trim();
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|             if (!message) return;
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| 
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|             // Add user message to chat
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|             addMessageToChat('user', message);
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|             userInput.value = '';
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| 
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|             try {
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|                 const response = await fetch('http://127.0.0.1:8080/chat', {
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|                     method: 'POST',
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|                     headers: {
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|                         'Content-Type': 'application/json',
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|                     },
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|                     body: JSON.stringify({
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|                         query: message,
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|                         response_mode: 'streaming',
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|                         user: 'SYS002',
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|                         conversation_id: currentConversationId
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|                     })
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|                 });
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| 
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|                 if (!response.ok) {
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|                     throw new Error(`HTTP error! status: ${response.status}`);
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|                 }
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| 
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|                 const reader = response.body.getReader();
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|                 // console.log("reader: ", reader);
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|                 const decoder = new TextDecoder();
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|                 let botMessage = '';
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| 
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|                 while (true) {
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|                     const { value, done } = await reader.read();
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|                     if (done) break;
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| 
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|                     const chunk = decoder.decode(value);
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|                     const lines = chunk.split('\n');
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| 
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|                     for (const line of lines) {
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|                         console.log("line: ", line);
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|                         if (line.startsWith('data:')) {
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|                             try {
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|                                 let jsonStr = JSON.parse(line.slice(5).trim());
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|                                 console.log("jsonStr: ", jsonStr);
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|                                 // if (data.conversation_id) {
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|                                 //     currentConversationId = data.conversation_id;
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|                                 // }
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|                                 // if (data.task_id) {
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|                                 //     currentTaskId = data.task_id;
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|                                 // }
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| 
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|                                 // if (data.answer) {
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|                                 //     botMessage += data.answer;
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|                                 //     updateBotMessage(botMessage);
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|                                 // }
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| 
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|                                 // if (data.audio_data) {
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|                                 //     playAudio(data.audio_data);
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|                                 // }
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| 
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|                                 // if (data.isEnd) {
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|                                 //     console.log('Stream ended');
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|                                 // }
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|                             } catch (e) {
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|                                 console.error('Error parsing message:', e);
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|                             }
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|                         }
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|                     }
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|                 }
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|             } catch (error) {
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|                 console.error('Error:', error);
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|                 addMessageToChat('bot', 'Sorry, an error occurred.');
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|             }
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|         }
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| 
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|         function addMessageToChat(role, content) {
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|             const chatMessages = document.getElementById('chatMessages');
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|             const messageDiv = document.createElement('div');
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|             messageDiv.className = `message ${role}-message`;
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|             messageDiv.textContent = content;
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|             chatMessages.appendChild(messageDiv);
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|             chatMessages.scrollTop = chatMessages.scrollHeight;
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|         }
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| 
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|         function updateBotMessage(content) {
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|             const messages = document.getElementsByClassName('bot-message');
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|             if (messages.length > 0) {
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|                 messages[messages.length - 1].textContent = content;
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|             } else {
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|                 addMessageToChat('bot', content);
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|             }
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|         }
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| 
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|         function playAudio(audioData) {
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|             // If audio data is a URL
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|             if (audioData.startsWith('http')) {
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|                 const audio = new Audio(audioData);
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|                 audio.play();
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|             } 
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|             // If audio data is hex encoded
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|             else {
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|                 const audioContext = new (window.AudioContext || window.webkitAudioContext)();
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|                 const audioDataArray = new Uint8Array(audioData.match(/.{1,2}/g).map(byte => parseInt(byte, 16)));
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|                 
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|                 audioContext.decodeAudioData(audioDataArray.buffer, (buffer) => {
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|                     const source = audioContext.createBufferSource();
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|                     source.buffer = buffer;
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|                     source.connect(audioContext.destination);
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|                     source.start(0);
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|                 });
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|             }
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|         }
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| 
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|         // Handle Enter key
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|         document.getElementById('userInput').addEventListener('keypress', function(e) {
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|             if (e.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>  | 
