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| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <meta name="viewport" content="width=device-width, initial-scale=1.0"> | |
| <title>OpenAI Real-Time Chat</title> | |
| <style> | |
| body { | |
| font-family: "SF Pro Display", -apple-system, BlinkMacSystemFont, sans-serif; | |
| background-color: #0a0a0a; | |
| color: #ffffff; | |
| margin: 0; | |
| padding: 20px; | |
| height: 100vh; | |
| box-sizing: border-box; | |
| } | |
| .container { | |
| max-width: 800px; | |
| margin: 0 auto; | |
| height: calc(100% - 100px); | |
| } | |
| .logo { | |
| text-align: center; | |
| margin-bottom: 40px; | |
| } | |
| .chat-container { | |
| border: 1px solid #333; | |
| padding: 20px; | |
| height: 90%; | |
| box-sizing: border-box; | |
| display: flex; | |
| flex-direction: column; | |
| } | |
| .chat-messages { | |
| flex-grow: 1; | |
| overflow-y: auto; | |
| margin-bottom: 20px; | |
| padding: 10px; | |
| } | |
| .message { | |
| margin-bottom: 20px; | |
| padding: 12px; | |
| border-radius: 4px; | |
| font-size: 16px; | |
| line-height: 1.5; | |
| } | |
| .message.user { | |
| background-color: #1a1a1a; | |
| margin-left: 20%; | |
| } | |
| .message.assistant { | |
| background-color: #262626; | |
| margin-right: 20%; | |
| } | |
| .controls { | |
| text-align: center; | |
| margin-top: 20px; | |
| } | |
| button { | |
| background-color: transparent; | |
| color: #ffffff; | |
| border: 1px solid #ffffff; | |
| padding: 12px 24px; | |
| font-family: inherit; | |
| font-size: 16px; | |
| cursor: pointer; | |
| transition: all 0.3s; | |
| text-transform: uppercase; | |
| letter-spacing: 1px; | |
| } | |
| button:hover { | |
| border-width: 2px; | |
| transform: scale(1.02); | |
| box-shadow: 0 0 10px rgba(255, 255, 255, 0.2); | |
| } | |
| #audio-output { | |
| display: none; | |
| } | |
| .icon-with-spinner { | |
| display: flex; | |
| align-items: center; | |
| justify-content: center; | |
| gap: 12px; | |
| min-width: 180px; | |
| } | |
| .spinner { | |
| width: 20px; | |
| height: 20px; | |
| border: 2px solid #ffffff; | |
| border-top-color: transparent; | |
| border-radius: 50%; | |
| animation: spin 1s linear infinite; | |
| flex-shrink: 0; | |
| } | |
| @keyframes spin { | |
| to { | |
| transform: rotate(360deg); | |
| } | |
| } | |
| .pulse-container { | |
| display: flex; | |
| align-items: center; | |
| justify-content: center; | |
| gap: 12px; | |
| min-width: 180px; | |
| } | |
| .pulse-circle { | |
| width: 20px; | |
| height: 20px; | |
| border-radius: 50%; | |
| background-color: #ffffff; | |
| opacity: 0.2; | |
| flex-shrink: 0; | |
| transform: translateX(-0%) scale(var(--audio-level, 1)); | |
| transition: transform 0.1s ease; | |
| } | |
| /* Add styles for toast notifications */ | |
| .toast { | |
| position: fixed; | |
| top: 20px; | |
| left: 50%; | |
| transform: translateX(-50%); | |
| padding: 16px 24px; | |
| border-radius: 4px; | |
| font-size: 14px; | |
| z-index: 1000; | |
| display: none; | |
| box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2); | |
| } | |
| .toast.error { | |
| background-color: #f44336; | |
| color: white; | |
| } | |
| .toast.warning { | |
| background-color: #ffd700; | |
| color: black; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <!-- Add toast element after body opening tag --> | |
| <div id="error-toast" class="toast"></div> | |
| <div class="container"> | |
| <div class="logo"> | |
| <h1>OpenAI Real-Time Chat</h1> | |
| </div> | |
| <div class="chat-container"> | |
| <div class="chat-messages" id="chat-messages"></div> | |
| </div> | |
| <div class="controls"> | |
| <button id="start-button">Start Conversation</button> | |
| </div> | |
| </div> | |
| <audio id="audio-output"></audio> | |
| <script> | |
| let peerConnection; | |
| let webrtc_id; | |
| const audioOutput = document.getElementById('audio-output'); | |
| const startButton = document.getElementById('start-button'); | |
| const chatMessages = document.getElementById('chat-messages'); | |
| let audioLevel = 0; | |
| let animationFrame; | |
| let audioContext, analyser, audioSource; | |
| function updateButtonState() { | |
| const button = document.getElementById('start-button'); | |
| if (peerConnection && (peerConnection.connectionState === 'connecting' || peerConnection.connectionState === 'new')) { | |
| button.innerHTML = ` | |
| <div class="icon-with-spinner"> | |
| <div class="spinner"></div> | |
| <span>Connecting...</span> | |
| </div> | |
| `; | |
| } else if (peerConnection && peerConnection.connectionState === 'connected') { | |
| button.innerHTML = ` | |
| <div class="pulse-container"> | |
| <div class="pulse-circle"></div> | |
| <span>Stop Conversation</span> | |
| </div> | |
| `; | |
| } else { | |
| button.innerHTML = 'Start Conversation'; | |
| } | |
| } | |
| function setupAudioVisualization(stream) { | |
| audioContext = new (window.AudioContext || window.webkitAudioContext)(); | |
| analyser = audioContext.createAnalyser(); | |
| audioSource = audioContext.createMediaStreamSource(stream); | |
| audioSource.connect(analyser); | |
| analyser.fftSize = 64; | |
| const dataArray = new Uint8Array(analyser.frequencyBinCount); | |
| function updateAudioLevel() { | |
| analyser.getByteFrequencyData(dataArray); | |
| const average = Array.from(dataArray).reduce((a, b) => a + b, 0) / dataArray.length; | |
| audioLevel = average / 255; | |
| // Update CSS variable instead of rebuilding the button | |
| const pulseCircle = document.querySelector('.pulse-circle'); | |
| if (pulseCircle) { | |
| pulseCircle.style.setProperty('--audio-level', 1 + audioLevel); | |
| } | |
| animationFrame = requestAnimationFrame(updateAudioLevel); | |
| } | |
| updateAudioLevel(); | |
| } | |
| function showError(message) { | |
| const toast = document.getElementById('error-toast'); | |
| toast.textContent = message; | |
| toast.style.display = 'block'; | |
| // Hide toast after 5 seconds | |
| setTimeout(() => { | |
| toast.style.display = 'none'; | |
| }, 5000); | |
| } | |
| async function setupWebRTC() { | |
| isConnecting = true; | |
| const config = __RTC_CONFIGURATION__; | |
| peerConnection = new RTCPeerConnection(config); | |
| const timeoutId = setTimeout(() => { | |
| const toast = document.getElementById('error-toast'); | |
| toast.textContent = "Connection is taking longer than usual. Are you on a VPN?"; | |
| toast.className = 'toast warning'; | |
| toast.style.display = 'block'; | |
| // Hide warning after 5 seconds | |
| setTimeout(() => { | |
| toast.style.display = 'none'; | |
| }, 5000); | |
| }, 5000); | |
| try { | |
| const stream = await navigator.mediaDevices.getUserMedia({ | |
| audio: true | |
| }); | |
| setupAudioVisualization(stream); | |
| stream.getTracks().forEach(track => { | |
| peerConnection.addTrack(track, stream); | |
| }); | |
| peerConnection.addEventListener('track', (evt) => { | |
| if (audioOutput.srcObject !== evt.streams[0]) { | |
| audioOutput.srcObject = evt.streams[0]; | |
| audioOutput.play(); | |
| } | |
| }); | |
| const dataChannel = peerConnection.createDataChannel('text'); | |
| dataChannel.onmessage = (event) => { | |
| const eventJson = JSON.parse(event.data); | |
| if (eventJson.type === "error") { | |
| showError(eventJson.message); | |
| } | |
| }; | |
| const offer = await peerConnection.createOffer(); | |
| await peerConnection.setLocalDescription(offer); | |
| await new Promise((resolve) => { | |
| if (peerConnection.iceGatheringState === "complete") { | |
| resolve(); | |
| } else { | |
| const checkState = () => { | |
| if (peerConnection.iceGatheringState === "complete") { | |
| peerConnection.removeEventListener("icegatheringstatechange", checkState); | |
| resolve(); | |
| } | |
| }; | |
| peerConnection.addEventListener("icegatheringstatechange", checkState); | |
| } | |
| }); | |
| peerConnection.addEventListener('connectionstatechange', () => { | |
| console.log('connectionstatechange', peerConnection.connectionState); | |
| if (peerConnection.connectionState === 'connected') { | |
| clearTimeout(timeoutId); | |
| const toast = document.getElementById('error-toast'); | |
| toast.style.display = 'none'; | |
| } | |
| updateButtonState(); | |
| }); | |
| webrtc_id = Math.random().toString(36).substring(7); | |
| const response = await fetch('/webrtc/offer', { | |
| method: 'POST', | |
| headers: { 'Content-Type': 'application/json' }, | |
| body: JSON.stringify({ | |
| sdp: peerConnection.localDescription.sdp, | |
| type: peerConnection.localDescription.type, | |
| webrtc_id: webrtc_id | |
| }) | |
| }); | |
| const serverResponse = await response.json(); | |
| if (serverResponse.status === 'failed') { | |
| showError(serverResponse.meta.error === 'concurrency_limit_reached' | |
| ? `Too many connections. Maximum limit is ${serverResponse.meta.limit}` | |
| : serverResponse.meta.error); | |
| stop(); | |
| return; | |
| } | |
| await peerConnection.setRemoteDescription(serverResponse); | |
| const eventSource = new EventSource('/outputs?webrtc_id=' + webrtc_id); | |
| eventSource.addEventListener("output", (event) => { | |
| const eventJson = JSON.parse(event.data); | |
| addMessage("assistant", eventJson.content); | |
| }); | |
| } catch (err) { | |
| clearTimeout(timeoutId); | |
| console.error('Error setting up WebRTC:', err); | |
| showError('Failed to establish connection. Please try again.'); | |
| stop(); | |
| } | |
| } | |
| function addMessage(role, content) { | |
| const messageDiv = document.createElement('div'); | |
| messageDiv.classList.add('message', role); | |
| messageDiv.textContent = content; | |
| chatMessages.appendChild(messageDiv); | |
| chatMessages.scrollTop = chatMessages.scrollHeight; | |
| } | |
| function stop() { | |
| if (animationFrame) { | |
| cancelAnimationFrame(animationFrame); | |
| } | |
| if (audioContext) { | |
| audioContext.close(); | |
| audioContext = null; | |
| analyser = null; | |
| audioSource = null; | |
| } | |
| if (peerConnection) { | |
| if (peerConnection.getTransceivers) { | |
| peerConnection.getTransceivers().forEach(transceiver => { | |
| if (transceiver.stop) { | |
| transceiver.stop(); | |
| } | |
| }); | |
| } | |
| if (peerConnection.getSenders) { | |
| peerConnection.getSenders().forEach(sender => { | |
| if (sender.track && sender.track.stop) sender.track.stop(); | |
| }); | |
| } | |
| console.log('closing'); | |
| peerConnection.close(); | |
| } | |
| updateButtonState(); | |
| audioLevel = 0; | |
| } | |
| startButton.addEventListener('click', () => { | |
| console.log('clicked'); | |
| console.log(peerConnection, peerConnection?.connectionState); | |
| if (!peerConnection || peerConnection.connectionState !== 'connected') { | |
| setupWebRTC(); | |
| } else { | |
| console.log('stopping'); | |
| stop(); | |
| } | |
| }); | |
| </script> | |
| </body> | |
| </html> |