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piclets / qwen.html

Fraser

working qwen demo

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	<!DOCTYPE html>
	<html lang="en">
	<head>
	<meta charset="UTF-8">
	<meta name="viewport" content="width=device-width, initial-scale=1.0">
	<title>Qwen3 Demo</title>
	<style>
	body {
	font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
	max-width: 800px;
	margin: 0 auto;
	padding: 20px;
	background: #f5f5f5;
	}

	.container {
	background: white;
	border-radius: 12px;
	padding: 30px;
	box-shadow: 0 2px 10px rgba(0,0,0,0.1);
	}

	h1 {
	color: #333;
	text-align: center;
	margin-bottom: 30px;
	}

	.form-group {
	margin-bottom: 20px;
	}

	label {
	display: block;
	margin-bottom: 8px;
	font-weight: 600;
	color: #555;
	}

	textarea {
	width: 100%;
	min-height: 120px;
	padding: 12px;
	border: 2px solid #e1e5e9;
	border-radius: 8px;
	font-size: 14px;
	resize: vertical;
	box-sizing: border-box;
	}

	textarea:focus {
	outline: none;
	border-color: #007aff;
	}

	button {
	background: #007aff;
	color: white;
	border: none;
	padding: 12px 24px;
	border-radius: 8px;
	font-size: 16px;
	cursor: pointer;
	transition: background 0.2s;
	}

	button:hover:not(:disabled) {
	background: #0056b3;
	}

	button:disabled {
	background: #ccc;
	cursor: not-allowed;
	}

	.status {
	margin: 20px 0;
	padding: 12px;
	border-radius: 6px;
	font-weight: 500;
	}

	.status.connecting {
	background: #fff3cd;
	color: #856404;
	border: 1px solid #ffeaa7;
	}

	.status.connected {
	background: #d4edda;
	color: #155724;
	border: 1px solid #c3e6cb;
	}

	.status.error {
	background: #f8d7da;
	color: #721c24;
	border: 1px solid #f5c6cb;
	}

	.response {
	margin-top: 20px;
	padding: 20px;
	background: #f8f9fa;
	border-radius: 8px;
	border-left: 4px solid #007aff;
	white-space: pre-wrap;
	font-family: 'SF Mono', Monaco, 'Cascadia Code', monospace;
	font-size: 14px;
	line-height: 1.5;
	}

	.hidden {
	display: none;
	}
	</style>
	</head>
	<body>
	<div class="container">
	<h1>Qwen3 Demo</h1>

	<div id="status" class="status connecting">
	Connecting to Qwen/Qwen3-Demo...
	</div>

	<div class="form-group">
	<label for="prompt">Enter your prompt:</label>
	<textarea
	id="prompt"
	placeholder="Ask Qwen3 anything... For example: 'Explain quantum computing in simple terms' or 'Write a short story about a robot learning to paint'"
	></textarea>
	</div>

	<button id="submitBtn" onclick="generateResponse()" disabled>
	Generate Response
	</button>

	<div id="response" class="response hidden"></div>
	</div>

	<script type="module">
	// Import Gradio client using the same CDN pattern as your project
	import { Client } from "https://cdn.jsdelivr.net/npm/@gradio/client/dist/index.min.js";

	let qwenClient = null;
	const statusEl = document.getElementById('status');
	const submitBtn = document.getElementById('submitBtn');
	const promptEl = document.getElementById('prompt');
	const responseEl = document.getElementById('response');

	// Initialize connection to Qwen/Qwen3-Demo
	async function initializeClient() {
	try {
	qwenClient = await Client.connect("Qwen/Qwen3-Demo");

	statusEl.textContent = "✅ Connected to Qwen/Qwen3-Demo";
	statusEl.className = "status connected";
	submitBtn.disabled = false;

	console.log("Successfully connected to Qwen/Qwen3-Demo");
	console.log("API Map:", qwenClient.api_map);
	} catch (error) {
	console.error("Failed to connect:", error);
	statusEl.textContent = `❌ Failed to connect: ${error.message}`;
	statusEl.className = "status error";
	}
	}

	// Generate response using Qwen3
	window.generateResponse = async function() {
	if (!qwenClient) {
	alert("Not connected to Qwen service");
	return;
	}

	const prompt = promptEl.value.trim();
	if (!prompt) {
	alert("Please enter a prompt");
	return;
	}

	submitBtn.disabled = true;
	submitBtn.textContent = "Generating...";
	responseEl.className = "response hidden";

	try {
	// Based on the source code analysis:
	// add_message: 13 is the correct function
	// It expects [input, settings_form, thinking_btn_state, state] parameters

	console.log("Using add_message function (fn_index 13) from API map");

	// Create the required state structure based on app.py
	const defaultState = {
	"conversation_contexts": {},
	"conversations": [],
	"conversation_id": "",
	};

	// Create default settings based on config.py
	const defaultSettings = {
	"model": "qwen3-235b-a22b", // DEFAULT_MODEL from config.py
	"sys_prompt": "You are a helpful and harmless assistant.", // DEFAULT_SYS_PROMPT
	"thinking_budget": 38 // DEFAULT_THINKING_BUDGET
	};

	// Create thinking button state
	const thinkingBtnState = {
	"enable_thinking": true
	};

	console.log("Calling add_message with parameters:", {
	input: prompt,
	settings: defaultSettings,
	thinking: thinkingBtnState,
	state: defaultState
	});

	// Call the add_message function (fn_index 13)
	const output = await qwenClient.predict(13, [
	prompt, // input_value
	defaultSettings, // settings_form_value
	thinkingBtnState, // thinking_btn_state_value
	defaultState // state_value
	]);

	console.log("add_message response:", output);
	console.log("Chatbot data (index 5):", output.data[5]);
	if (output.data[5] && output.data[5].value) {
	console.log("Chat history:", output.data[5].value);
	}

	// Extract the chatbot response from the output
	let responseText = "";
	if (output && output.data && Array.isArray(output.data)) {
	// The add_message function returns multiple updates
	// The chatbot response is at index 5 in the outputs array
	const chatbotUpdate = output.data[5]; // chatbot is at index 5 in the outputs array

	if (chatbotUpdate && chatbotUpdate.value && Array.isArray(chatbotUpdate.value)) {
	// The value array contains the chat history
	const chatHistory = chatbotUpdate.value;

	if (chatHistory.length > 0) {
	// Get the last message (assistant's response)
	const lastMessage = chatHistory[chatHistory.length - 1];

	if (lastMessage && lastMessage.content && Array.isArray(lastMessage.content)) {
	// Extract text content from the message
	const textContents = lastMessage.content
	.filter(item => item.type === "text")
	.map(item => item.content)
	.join("\n");
	responseText = textContents \|\| "Response received but no text content found";
	} else if (lastMessage && lastMessage.role === "assistant") {
	// Fallback - if content structure is different
	responseText = JSON.stringify(lastMessage, null, 2);
	} else {
	responseText = "Last message structure unexpected: " + JSON.stringify(lastMessage, null, 2);
	}
	} else {
	responseText = "No messages in chat history";
	}
	} else {
	responseText = "No chatbot value found in response: " + JSON.stringify(chatbotUpdate, null, 2);
	}
	} else {
	responseText = "Unexpected response format: " + JSON.stringify(output, null, 2);
	}

	responseEl.textContent = responseText;
	responseEl.className = "response";

	} catch (error) {
	console.error("Generation error:", error);
	responseEl.textContent = `Error: ${error.message}`;
	responseEl.className = "response";
	} finally {
	submitBtn.disabled = false;
	submitBtn.textContent = "Generate Response";
	}
	};

	// Handle Enter key in textarea (Shift+Enter for new line, Enter to submit)
	promptEl.addEventListener('keydown', function(e) {
	if (e.key === 'Enter' && !e.shiftKey) {
	e.preventDefault();
	if (!submitBtn.disabled) {
	generateResponse();
	}
	}
	});

	// Initialize the client when the page loads
	initializeClient();
	</script>
	</body>
	</html>