1131 lines
35 KiB
JavaScript
1131 lines
35 KiB
JavaScript
addEventListener('fetch', event => {
|
||
event.respondWith(handleRequest(event.request));
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||
});
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||
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||
async function handleRequest(request) {
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||
const url = new URL(request.url);
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||
|
||
// 处理 CORS 预检请求
|
||
if (request.method === 'OPTIONS') {
|
||
return new Response(null, {
|
||
headers: {
|
||
'Access-Control-Allow-Origin': '*',
|
||
'Access-Control-Allow-Methods': 'POST, OPTIONS',
|
||
'Access-Control-Allow-Headers': 'Content-Type, Authorization',
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||
},
|
||
});
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||
}
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||
|
||
// API路由处理
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||
switch (url.pathname) {
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||
// 1. 通过图片URL识别
|
||
case '/api/recognize/url':
|
||
if (request.method === 'POST') {
|
||
return handleImageUrlRecognition(request);
|
||
}
|
||
break;
|
||
|
||
// 2. 通过Base64识别
|
||
case '/api/recognize/base64':
|
||
if (request.method === 'POST') {
|
||
return handleBase64Recognition(request);
|
||
}
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||
break;
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||
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||
// 3. 通过图片文件识别 (原有的/recognize端点)
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||
case '/recognize':
|
||
if (request.method === 'POST') {
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||
return handleFileRecognition(request);
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||
}
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break;
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||
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||
// 返回前端界面
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||
case '/':
|
||
return new Response(getHTML(), {
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||
headers: { 'Content-Type': 'text/html' },
|
||
});
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||
}
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||
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||
return new Response('Not Found', { status: 404 });
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||
}
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||
|
||
// 处理图片URL识别
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async function handleImageUrlRecognition(request) {
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||
try {
|
||
const { token, imageUrl } = await request.json();
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||
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||
if (!token || !imageUrl) {
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||
return new Response(JSON.stringify({
|
||
error: 'Missing token or imageUrl'
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||
}), {
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||
status: 400,
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||
headers: { 'Content-Type': 'application/json' },
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||
});
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}
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||
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// 下载图片
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const imageResponse = await fetch(imageUrl);
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const imageBlob = await imageResponse.blob();
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||
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// 上传到QwenLM
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const formData = new FormData();
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formData.append('file', imageBlob);
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||
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const uploadResponse = await fetch('https://chat.qwenlm.ai/api/v1/files/', {
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||
method: 'POST',
|
||
headers: {
|
||
'accept': 'application/json',
|
||
'authorization': `Bearer ${token}`,
|
||
},
|
||
body: formData,
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||
});
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||
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const uploadData = await uploadResponse.json();
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if (!uploadData.id) throw new Error('File upload failed');
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||
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// 调用识别API
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return await recognizeImage(token, uploadData.id);
|
||
} catch (error) {
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||
return new Response(JSON.stringify({
|
||
error: error.message || 'Internal Server Error'
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||
}), {
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||
status: 500,
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||
headers: { 'Content-Type': 'application/json' },
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||
});
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}
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||
}
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||
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// 处理Base64识别
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async function handleBase64Recognition(request) {
|
||
try {
|
||
const { token, base64Image } = await request.json();
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||
|
||
if (!token || !base64Image) {
|
||
return new Response(JSON.stringify({
|
||
error: 'Missing token or base64Image'
|
||
}), {
|
||
status: 400,
|
||
headers: { 'Content-Type': 'application/json' },
|
||
});
|
||
}
|
||
|
||
// 转换Base64为Blob
|
||
const imageData = base64Image.startsWith('data:') ?
|
||
base64Image :
|
||
'data:image/png;base64,' + base64Image;
|
||
|
||
const response = await fetch(imageData);
|
||
const blob = await response.blob();
|
||
|
||
// 上传到QwenLM
|
||
const formData = new FormData();
|
||
formData.append('file', blob);
|
||
|
||
const uploadResponse = await fetch('https://chat.qwenlm.ai/api/v1/files/', {
|
||
method: 'POST',
|
||
headers: {
|
||
'accept': 'application/json',
|
||
'authorization': `Bearer ${token}`,
|
||
},
|
||
body: formData,
|
||
});
|
||
|
||
const uploadData = await uploadResponse.json();
|
||
if (!uploadData.id) throw new Error('File upload failed');
|
||
|
||
// 调用识别API
|
||
return await recognizeImage(token, uploadData.id);
|
||
} catch (error) {
|
||
return new Response(JSON.stringify({
|
||
error: error.message || 'Internal Server Error'
|
||
}), {
|
||
status: 500,
|
||
headers: { 'Content-Type': 'application/json' },
|
||
});
|
||
}
|
||
}
|
||
|
||
// 处理文件识别 (原有功能)
|
||
async function handleFileRecognition(request) {
|
||
try {
|
||
const { token, imageId } = await request.json();
|
||
|
||
if (!token || !imageId) {
|
||
return new Response(JSON.stringify({
|
||
error: 'Missing token or imageId'
|
||
}), {
|
||
status: 400,
|
||
headers: { 'Content-Type': 'application/json' },
|
||
});
|
||
}
|
||
|
||
return await recognizeImage(token, imageId);
|
||
} catch (error) {
|
||
return new Response(JSON.stringify({
|
||
error: error.message || 'Internal Server Error'
|
||
}), {
|
||
status: 500,
|
||
headers: { 'Content-Type': 'application/json' },
|
||
});
|
||
}
|
||
}
|
||
|
||
// 通用的识别函数
|
||
async function recognizeImage(token, imageId) {
|
||
const response = await fetch('https://chat.qwenlm.ai/api/chat/completions', {
|
||
method: 'POST',
|
||
headers: {
|
||
'accept': '*/*',
|
||
'authorization': `Bearer ${token}`,
|
||
'Content-Type': 'application/json',
|
||
},
|
||
body: JSON.stringify({
|
||
stream: false,
|
||
model: 'qwen-vl-max-latest',
|
||
messages: [
|
||
{
|
||
role: 'user',
|
||
content: [
|
||
{
|
||
type: 'text',
|
||
text: '请识别图片中的内容。对于数学公式和数学符号，请使用标准的LaTeX格式输出。' +
|
||
'要求：\n' +
|
||
'1. 所有数学公式和单个数学符号都要用LaTeX格式\n' +
|
||
'2. 普通文本保持原样\n' +
|
||
'3. 对于行内公式使用$单个符号$\n' +
|
||
'4. 对于独立公式块使用$$公式$$\n' +
|
||
'5. 严格保持原文的段落格式和换行\n' +
|
||
'6. 当文本明显换行时，使用\\n进行换行处理'
|
||
},
|
||
{ type: 'image', image: imageId },
|
||
],
|
||
},
|
||
],
|
||
session_id: '1',
|
||
chat_id: '2',
|
||
id: '3',
|
||
}),
|
||
});
|
||
|
||
const data = await response.json();
|
||
|
||
// 处理识别结果
|
||
let result = data.choices[0]?.message?.content || '识别失败';
|
||
result = result
|
||
.replace(/\\（/g, '\\(')
|
||
.replace(/\\）/g, '\\)')
|
||
.replace(/\n{3,}/g, '\n\n')
|
||
.replace(/([^\n])\n([^\n])/g, '$1\n$2')
|
||
.trim();
|
||
|
||
return new Response(JSON.stringify({
|
||
success: true,
|
||
result: result
|
||
}), {
|
||
headers: {
|
||
'Content-Type': 'application/json',
|
||
'Access-Control-Allow-Origin': '*',
|
||
},
|
||
});
|
||
}
|
||
|
||
function getHTML() {
|
||
const html = [
|
||
'<!DOCTYPE html>',
|
||
'<html lang="zh-CN">',
|
||
'<head>',
|
||
'<meta charset="UTF-8">',
|
||
'<meta name="viewport" content="width=device-width, initial-scale=1.0">',
|
||
'<title>智能公式识别</title>',
|
||
|
||
// 添加 MathJax 支持
|
||
'<script src="https://polyfill.io/v3/polyfill.min.js?features=es6"></script>',
|
||
'<script id="MathJax-script" async src="https://cdn.jsdelivr.net/npm/mathjax@3/es5/tex-mml-chtml.js"></script>',
|
||
'<script>',
|
||
'window.MathJax = {',
|
||
' tex: {',
|
||
' inlineMath: [["$", "$"]],',
|
||
' displayMath: [["$$", "$$"]]',
|
||
' },',
|
||
' startup: {',
|
||
' typeset: false',
|
||
' }',
|
||
'};',
|
||
'</script>',
|
||
|
||
'<style>',
|
||
' * {',
|
||
' box-sizing: border-box;',
|
||
' margin: 0;',
|
||
' padding: 0;',
|
||
' }',
|
||
|
||
' body {',
|
||
' font-family: -apple-system, BlinkMacSystemFont, \'Segoe UI\', Roboto, Oxygen, Ubuntu, sans-serif;',
|
||
' background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);',
|
||
' min-height: 100vh;',
|
||
' display: flex;',
|
||
' justify-content: center;',
|
||
' align-items: center;',
|
||
' padding: 20px;',
|
||
' }',
|
||
|
||
' .container {',
|
||
' background: rgba(255, 255, 255, 0.95);',
|
||
' padding: 2.5rem;',
|
||
' border-radius: 16px;',
|
||
' box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);',
|
||
' width: 90%;',
|
||
' max-width: 800px;',
|
||
' transition: all 0.3s ease;',
|
||
' }',
|
||
|
||
' h1 {',
|
||
' color: #2c3e50;',
|
||
' margin-bottom: 1.5rem;',
|
||
' font-size: 1.8rem;',
|
||
' text-align: center;',
|
||
' }',
|
||
|
||
' .upload-area {',
|
||
' border: 2px dashed #8e9eab;',
|
||
' border-radius: 12px;',
|
||
' padding: 2rem;',
|
||
' text-align: center;',
|
||
' transition: all 0.3s ease;',
|
||
' margin-bottom: 1.5rem;',
|
||
' cursor: pointer;',
|
||
' position: relative;',
|
||
' overflow: hidden;',
|
||
' }',
|
||
|
||
' .upload-area:hover {',
|
||
' border-color: #3498db;',
|
||
' background: rgba(52, 152, 219, 0.05);',
|
||
' }',
|
||
|
||
' .upload-area.dragover {',
|
||
' border-color: #3498db;',
|
||
' background: rgba(52, 152, 219, 0.1);',
|
||
' transform: scale(1.02);',
|
||
' }',
|
||
|
||
' .upload-area i {',
|
||
' font-size: 2rem;',
|
||
' color: #8e9eab;',
|
||
' margin-bottom: 1rem;',
|
||
' }',
|
||
|
||
' .upload-text {',
|
||
' color: #7f8c8d;',
|
||
' font-size: 0.9rem;',
|
||
' }',
|
||
|
||
' #tokens {',
|
||
' width: 100%;',
|
||
' padding: 0.8rem;',
|
||
' border: 1px solid #dcdde1;',
|
||
' border-radius: 8px;',
|
||
' margin-bottom: 1rem;',
|
||
' font-size: 0.9rem;',
|
||
' resize: none;',
|
||
' }',
|
||
|
||
' .result-container {',
|
||
' margin-top: 1.5rem;',
|
||
' opacity: 0;',
|
||
' transform: translateY(20px);',
|
||
' transition: all 0.3s ease;',
|
||
' }',
|
||
|
||
' .result-container.show {',
|
||
' opacity: 1;',
|
||
' transform: translateY(0);',
|
||
' }',
|
||
|
||
' .result {',
|
||
' background: #f8f9fa;',
|
||
' padding: 1.2rem;',
|
||
' border-radius: 8px;',
|
||
' color: #2c3e50;',
|
||
' font-size: 1rem;',
|
||
' line-height: 1.6;',
|
||
' white-space: pre-wrap;',
|
||
' }',
|
||
|
||
' .loading {',
|
||
' display: none;',
|
||
' text-align: center;',
|
||
' margin: 1rem 0;',
|
||
' }',
|
||
|
||
' .loading::after {',
|
||
' content: \'\';',
|
||
' display: inline-block;',
|
||
' width: 20px;',
|
||
' height: 20px;',
|
||
' border: 2px solid #3498db;',
|
||
' border-radius: 50%;',
|
||
' border-top-color: transparent;',
|
||
' animation: spin 0.8s linear infinite;',
|
||
' }',
|
||
|
||
' @keyframes spin {',
|
||
' to { transform: rotate(360deg); }',
|
||
' }',
|
||
|
||
' .preview-image {',
|
||
' max-width: 100%;',
|
||
' max-height: 200px;',
|
||
' margin: 1rem 0;',
|
||
' border-radius: 8px;',
|
||
' display: none;',
|
||
' }',
|
||
|
||
' /* 侧边栏样式 */',
|
||
' .sidebar {',
|
||
' position: fixed;',
|
||
' right: -300px;',
|
||
' top: 0;',
|
||
' width: 300px;',
|
||
' height: 100vh;',
|
||
' background: white;',
|
||
' box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);',
|
||
' transition: right 0.3s ease;',
|
||
' padding: 20px;',
|
||
' z-index: 1000;',
|
||
' }',
|
||
|
||
' .sidebar.open {',
|
||
' right: 0;',
|
||
' }',
|
||
|
||
' .sidebar-toggle {',
|
||
' position: fixed;',
|
||
' right: 20px;',
|
||
' top: 20px;',
|
||
' background: #3498db;',
|
||
' color: white;',
|
||
' border: none;',
|
||
' padding: 10px 15px;',
|
||
' border-radius: 5px;',
|
||
' cursor: pointer;',
|
||
' z-index: 1001;',
|
||
' }',
|
||
|
||
' .token-list {',
|
||
' margin-top: 20px;',
|
||
' }',
|
||
|
||
' .token-item {',
|
||
' background: #f8f9fa;',
|
||
' padding: 10px;',
|
||
' margin-bottom: 10px;',
|
||
' border-radius: 5px;',
|
||
' cursor: pointer;',
|
||
' word-break: break-all;',
|
||
' }',
|
||
|
||
' .token-item:hover {',
|
||
' background: #e9ecef;',
|
||
' }',
|
||
|
||
' #tokenInput {',
|
||
' width: 100%;',
|
||
' padding: 10px;',
|
||
' margin-bottom: 10px;',
|
||
' border: 1px solid #dcdde1;',
|
||
' border-radius: 5px;',
|
||
' }',
|
||
|
||
' .save-btn {',
|
||
' background: #3498db;',
|
||
' color: white;',
|
||
' border: none;',
|
||
' padding: 10px 15px;',
|
||
' border-radius: 5px;',
|
||
' cursor: pointer;',
|
||
' width: 100%;',
|
||
' }',
|
||
|
||
' /* 历史记录样式 */',
|
||
' .history-container {',
|
||
' margin-top: 2rem;',
|
||
' border-top: 1px solid #eee;',
|
||
' padding-top: 1rem;',
|
||
' }',
|
||
|
||
' .history-title {',
|
||
' color: #2c3e50;',
|
||
' font-size: 1.2rem;',
|
||
' margin-bottom: 1rem;',
|
||
' }',
|
||
|
||
' .history-item {',
|
||
' display: flex;',
|
||
' align-items: flex-start;',
|
||
' padding: 1rem;',
|
||
' background: #f8f9fa;',
|
||
' border-radius: 8px;',
|
||
' margin-bottom: 1rem;',
|
||
' }',
|
||
|
||
' .history-image {',
|
||
' width: 100px;',
|
||
' height: 100px;',
|
||
' object-fit: cover;',
|
||
' border-radius: 4px;',
|
||
' margin-right: 1rem;',
|
||
' }',
|
||
|
||
' .history-content {',
|
||
' flex: 1;',
|
||
' }',
|
||
|
||
' .history-text {',
|
||
' color: #2c3e50;',
|
||
' font-size: 0.9rem;',
|
||
' line-height: 1.4;',
|
||
' }',
|
||
|
||
' .history-time {',
|
||
' color: #7f8c8d;',
|
||
' font-size: 0.8rem;',
|
||
' margin-top: 0.5rem;',
|
||
' }',
|
||
|
||
' .no-history {',
|
||
' text-align: center;',
|
||
' color: #7f8c8d;',
|
||
' padding: 1rem;',
|
||
' }',
|
||
|
||
' .modal {',
|
||
' display: none;',
|
||
' position: fixed;',
|
||
' top: 0;',
|
||
' left: 0;',
|
||
' width: 100%;',
|
||
' height: 100%;',
|
||
' background-color: rgba(0, 0, 0, 0.9);',
|
||
' z-index: 2000;',
|
||
' cursor: pointer;',
|
||
' }',
|
||
|
||
' .modal-content {',
|
||
' max-width: 90%;',
|
||
' max-height: 90vh;',
|
||
' margin: auto;',
|
||
' display: block;',
|
||
' position: relative;',
|
||
' top: 50%;',
|
||
' transform: translateY(-50%);',
|
||
' }',
|
||
|
||
' /* 修改侧边栏样式 */',
|
||
' .sidebar {',
|
||
' position: fixed;',
|
||
' right: -400px;',
|
||
' top: 0;',
|
||
' width: 400px;',
|
||
' height: 100vh;',
|
||
' background: rgba(255, 255, 255, 0.95);',
|
||
' backdrop-filter: blur(10px);',
|
||
' box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);',
|
||
' transition: right 0.3s ease;',
|
||
' padding: 30px;',
|
||
' z-index: 1000;',
|
||
' }',
|
||
|
||
' .sidebar-header {',
|
||
' display: flex;',
|
||
' justify-content: space-between;',
|
||
' align-items: center;',
|
||
' margin-bottom: 20px;',
|
||
' padding-bottom: 15px;',
|
||
' border-bottom: 2px solid #eee;',
|
||
' }',
|
||
|
||
' .sidebar-header h2 {',
|
||
' margin: 0;',
|
||
' color: #2c3e50;',
|
||
' font-size: 1.5rem;',
|
||
' }',
|
||
|
||
' .close-sidebar {',
|
||
' background: none;',
|
||
' border: none;',
|
||
' font-size: 1.5rem;',
|
||
' cursor: pointer;',
|
||
' color: #7f8c8d;',
|
||
' }',
|
||
|
||
' .token-section {',
|
||
' margin-bottom: 25px;',
|
||
' }',
|
||
|
||
' .token-section label {',
|
||
' display: block;',
|
||
' margin-bottom: 10px;',
|
||
' color: #34495e;',
|
||
' font-weight: 500;',
|
||
' }',
|
||
|
||
' #tokenInput {',
|
||
' width: 100%;',
|
||
' padding: 12px;',
|
||
' border: 2px solid #e9ecef;',
|
||
' border-radius: 8px;',
|
||
' font-size: 0.95rem;',
|
||
' transition: border-color 0.3s ease;',
|
||
' margin-bottom: 15px;',
|
||
' }',
|
||
|
||
' #tokenInput:focus {',
|
||
' outline: none;',
|
||
' border-color: #3498db;',
|
||
' }',
|
||
|
||
' .save-btn {',
|
||
' background: #3498db;',
|
||
' color: white;',
|
||
' border: none;',
|
||
' padding: 12px 20px;',
|
||
' border-radius: 8px;',
|
||
' cursor: pointer;',
|
||
' width: 100%;',
|
||
' font-size: 1rem;',
|
||
' transition: background 0.3s ease;',
|
||
' }',
|
||
|
||
' .save-btn:hover {',
|
||
' background: #2980b9;',
|
||
' }',
|
||
|
||
' .token-list {',
|
||
' margin-top: 25px;',
|
||
' max-height: calc(100vh - 250px);',
|
||
' overflow-y: auto;',
|
||
' }',
|
||
|
||
' .token-item {',
|
||
' background: #f8f9fa;',
|
||
' padding: 15px;',
|
||
' margin-bottom: 12px;',
|
||
' border-radius: 8px;',
|
||
' cursor: pointer;',
|
||
' transition: all 0.3s ease;',
|
||
' border: 2px solid transparent;',
|
||
' }',
|
||
|
||
' .token-item:hover {',
|
||
' background: #e9ecef;',
|
||
' transform: translateX(-5px);',
|
||
' }',
|
||
|
||
' .token-item.active {',
|
||
' border-color: #3498db;',
|
||
' background: #f1f9ff;',
|
||
' }',
|
||
|
||
' /* 添加左侧边栏样式 */',
|
||
' .history-sidebar {',
|
||
' position: fixed;',
|
||
' left: -300px;',
|
||
' top: 0;',
|
||
' width: 300px;',
|
||
' height: 100vh;',
|
||
' background: white;',
|
||
' box-shadow: 5px 0 15px rgba(0, 0, 0, 0.1);',
|
||
' transition: left 0.3s ease;',
|
||
' padding: 20px;',
|
||
' z-index: 1000;',
|
||
' overflow-y: auto;',
|
||
' }',
|
||
|
||
' .history-sidebar.open {',
|
||
' left: 0;',
|
||
' }',
|
||
|
||
' .history-toggle {',
|
||
' position: fixed;',
|
||
' left: 20px;',
|
||
' top: 20px;',
|
||
' background: #3498db;',
|
||
' color: white;',
|
||
' border: none;',
|
||
' padding: 10px 15px;',
|
||
' border-radius: 5px;',
|
||
' cursor: pointer;',
|
||
' z-index: 1001;',
|
||
' }',
|
||
|
||
' /* 添加复制按钮样式 */',
|
||
' .result-header {',
|
||
' display: flex;',
|
||
' justify-content: space-between;',
|
||
' align-items: center;',
|
||
' margin-bottom: 10px;',
|
||
' }',
|
||
|
||
' .copy-btn {',
|
||
' background: #3498db;',
|
||
' color: white;',
|
||
' border: none;',
|
||
' padding: 5px 10px;',
|
||
' border-radius: 4px;',
|
||
' cursor: pointer;',
|
||
' font-size: 0.9rem;',
|
||
' transition: background 0.3s ease;',
|
||
' }',
|
||
|
||
' .copy-btn:hover {',
|
||
' background: #2980b9;',
|
||
' }',
|
||
|
||
' .copy-btn.copied {',
|
||
' background: #27ae60;',
|
||
' }',
|
||
|
||
' /* Base64输入相关样式 */',
|
||
' #base64Input {',
|
||
' width: 100%;',
|
||
' height: 100px;',
|
||
' padding: 10px;',
|
||
' margin-top: 10px;',
|
||
' border: 1px solid #dcdde1;',
|
||
' border-radius: 8px;',
|
||
' resize: vertical;',
|
||
' }',
|
||
' .toggle-btn {',
|
||
' background: #3498db;',
|
||
' color: white;',
|
||
' border: none;',
|
||
' padding: 8px 15px;',
|
||
' border-radius: 5px;',
|
||
' cursor: pointer;',
|
||
' margin-top: 10px;',
|
||
' transition: background 0.3s ease;',
|
||
' }',
|
||
' .toggle-btn:hover {',
|
||
' background: #2980b9;',
|
||
' }',
|
||
'</style>',
|
||
'</head>',
|
||
'<body>',
|
||
'<button class="sidebar-toggle" id="sidebarToggle">⚙️ Token设置</button>',
|
||
'<div class="sidebar" id="sidebar">',
|
||
'<div class="sidebar-header">',
|
||
'<h2>Token 管理</h2>',
|
||
'<button class="close-sidebar" id="closeSidebar">×</button>',
|
||
'</div>',
|
||
'<div class="token-section">',
|
||
'<label for="tokenInput">输入Token</label>',
|
||
'<textarea id="tokenInput" placeholder="输入Token，多个Token请用英文逗号分隔" rows="4"></textarea>',
|
||
'<button class="save-btn" id="saveTokens">保存 Token</button>',
|
||
'</div>',
|
||
'<div class="token-list" id="tokenList"></div>',
|
||
'</div>',
|
||
|
||
'<div class="container">',
|
||
'<h1>智能图片识别</h1>',
|
||
'<div class="upload-area" id="uploadArea">',
|
||
'<i>📸</i>',
|
||
'<div class="upload-text">',
|
||
'拖拽图片到这里，点击上传，或粘贴Base64图片内容<br>',
|
||
'支持复制粘贴图片',
|
||
'</div>',
|
||
'<textarea id="base64Input" placeholder="在此输入Base64格式的图片内容..." style="display: none; width: 100%; height: 100px; margin-top: 10px;"></textarea>',
|
||
'<button id="toggleBase64" class="toggle-btn" style="margin-top: 10px;">切换Base64输入</button>',
|
||
'<img id="previewImage" class="preview-image">',
|
||
'</div>',
|
||
'<div class="loading" id="loading"></div>',
|
||
'<div class="result-container" id="resultContainer">',
|
||
'<div class="result-header">',
|
||
'<span>识别结果</span>',
|
||
'<button class="copy-btn" id="copyBtn">复制结果</button>',
|
||
'</div>',
|
||
'<div class="result" id="result"></div>',
|
||
'</div>',
|
||
'<button class="history-toggle" id="historyToggle">📋 识别历史</button>',
|
||
'<div class="history-sidebar" id="historySidebar">',
|
||
'<h2>识别历史</h2>',
|
||
'<div id="historyList"></div>',
|
||
'</div>',
|
||
'</div>',
|
||
|
||
'<div id="imageModal" class="modal">',
|
||
'<img class="modal-content" id="modalImage">',
|
||
'</div>',
|
||
|
||
'<script>',
|
||
' // 首先定义类',
|
||
' function HistoryManager() {',
|
||
' this.maxHistory = 10;',
|
||
' }',
|
||
|
||
' // 添加原型方法',
|
||
' HistoryManager.prototype.getHistoryKey = function(token) {',
|
||
' return \'imageRecognition_history_\' + token;',
|
||
' };',
|
||
|
||
' HistoryManager.prototype.loadHistory = function(token) {',
|
||
' const history = localStorage.getItem(this.getHistoryKey(token));',
|
||
' return history ? JSON.parse(history) : [];',
|
||
' };',
|
||
|
||
' HistoryManager.prototype.saveHistory = function(token, history) {',
|
||
' localStorage.setItem(this.getHistoryKey(token), JSON.stringify(history));',
|
||
' };',
|
||
|
||
' HistoryManager.prototype.addHistory = function(token, imageData, result) {',
|
||
' const history = this.loadHistory(token);',
|
||
' const newRecord = {',
|
||
' image: imageData,',
|
||
' result: result,',
|
||
' timestamp: new Date().toISOString()',
|
||
' };',
|
||
|
||
' history.unshift(newRecord);',
|
||
' if (history.length > this.maxHistory) {',
|
||
' history.pop();',
|
||
' }',
|
||
|
||
' this.saveHistory(token, history);',
|
||
' this.displayHistory(token);',
|
||
' };',
|
||
|
||
' HistoryManager.prototype.displayHistory = function(token) {',
|
||
' const history = this.loadHistory(token);',
|
||
|
||
' if (history.length === 0) {',
|
||
' historyList.innerHTML = \'<div class="no-history">暂无识别历史</div>\';',
|
||
' return;',
|
||
' }',
|
||
|
||
' var html = \'\';',
|
||
' for (var i = 0; i < history.length; i++) {',
|
||
' var record = history[i];',
|
||
' html += \'<div class="history-item">\';',
|
||
' html += \'<img src="\' + record.image + \'" class="history-image" alt="历史图片" onclick="showFullImage(this.src)">\';',
|
||
' html += \'<div class="history-content">\';',
|
||
' html += \'<div class="history-text">\' + record.result + \'</div>\';',
|
||
' html += \'<div class="history-time">\' + new Date(record.timestamp).toLocaleString() + \'</div>\';',
|
||
' html += \'</div></div>\';',
|
||
' }',
|
||
' historyList.innerHTML = html;',
|
||
' };',
|
||
|
||
' // 初始化变量',
|
||
' const uploadArea = document.getElementById(\'uploadArea\');',
|
||
' const tokensInput = document.getElementById(\'tokenInput\');',
|
||
' const resultDiv = document.getElementById(\'result\');',
|
||
' const resultContainer = document.getElementById(\'resultContainer\');',
|
||
' const loading = document.getElementById(\'loading\');',
|
||
' const previewImage = document.getElementById(\'previewImage\');',
|
||
' const historyList = document.getElementById(\'historyList\');',
|
||
' const sidebar = document.getElementById(\'sidebar\');',
|
||
' const sidebarToggle = document.getElementById(\'sidebarToggle\');',
|
||
' const tokenInput = document.getElementById(\'tokenInput\');',
|
||
' const saveTokensBtn = document.getElementById(\'saveTokens\');',
|
||
' const tokenList = document.getElementById(\'tokenList\');',
|
||
' const historySidebar = document.getElementById(\'historySidebar\');',
|
||
' const historyToggle = document.getElementById(\'historyToggle\');',
|
||
|
||
' let currentToken = \'\';',
|
||
' let tokens = [];',
|
||
' const historyManager = new HistoryManager();',
|
||
|
||
' // 从localStorage加载保存的tokens',
|
||
' function loadTokens() {',
|
||
' const savedTokens = localStorage.getItem(\'imageRecognitionTokens\');',
|
||
' if (savedTokens) {',
|
||
' tokens = savedTokens.split(\',\');',
|
||
' updateTokenList();',
|
||
' if (tokens.length > 0) {',
|
||
' currentToken = tokens[0];',
|
||
' }',
|
||
' }',
|
||
' }',
|
||
|
||
' // 修改 updateTokenList 函数',
|
||
' function updateTokenList() {',
|
||
' tokenList.innerHTML = "";',
|
||
' tokens.forEach(function(token, index) {',
|
||
' var truncatedToken = token.slice(0, 10) + "..." + token.slice(-10);',
|
||
' var div = document.createElement("div");',
|
||
' div.className = "token-item" + (token === currentToken ? " active" : "");',
|
||
' div.textContent = "Token " + (index + 1) + ": " + truncatedToken;',
|
||
' div.addEventListener("click", function() {',
|
||
' document.querySelectorAll(".token-item").forEach(item => item.classList.remove("active"));',
|
||
' div.classList.add("active");',
|
||
' currentToken = token;',
|
||
' historyManager.displayHistory(currentToken);',
|
||
' });',
|
||
' tokenList.appendChild(div);',
|
||
' });',
|
||
' tokenInput.value = tokens.join(",");',
|
||
' }',
|
||
|
||
' // 保存tokens',
|
||
' saveTokensBtn.addEventListener(\'click\', () => {',
|
||
' const inputTokens = tokenInput.value.split(\',\').map(t => t.trim()).filter(t => t);',
|
||
' if (inputTokens.length > 0) {',
|
||
' tokens = inputTokens;',
|
||
' localStorage.setItem(\'imageRecognitionTokens\', tokens.join(\',\'));',
|
||
' updateTokenList();',
|
||
' currentToken = tokens[0];',
|
||
' alert(\'Tokens已保存\');',
|
||
' } else {',
|
||
' alert(\'请至少输入一个有效的Token\');',
|
||
' }',
|
||
' });',
|
||
|
||
' // 侧边栏开关',
|
||
' sidebarToggle.addEventListener(\'click\', () => {',
|
||
' sidebar.classList.toggle(\'open\');',
|
||
' });',
|
||
|
||
' // 处理文件上传和识别',
|
||
' async function processImage(file) {',
|
||
' if (!currentToken) {',
|
||
' alert(\'请先设置并选择一个Token\');',
|
||
' sidebar.classList.add(\'open\');',
|
||
' return;',
|
||
' }',
|
||
|
||
' // 显示图片预览',
|
||
' const reader = new FileReader();',
|
||
' let imageData;',
|
||
' reader.onload = (e) => {',
|
||
' imageData = e.target.result;',
|
||
' previewImage.src = imageData;',
|
||
' previewImage.style.display = \'block\';',
|
||
' };',
|
||
' reader.readAsDataURL(file);',
|
||
|
||
' // 显示加载动画',
|
||
' loading.style.display = \'block\';',
|
||
' resultContainer.classList.remove(\'show\');',
|
||
|
||
' try {',
|
||
' // 上传文件',
|
||
' const formData = new FormData();',
|
||
' formData.append(\'file\', file);',
|
||
|
||
' const uploadResponse = await fetch(\'https://chat.qwenlm.ai/api/v1/files/\', {',
|
||
' method: \'POST\',',
|
||
' headers: {',
|
||
' \'accept\': \'application/json\',',
|
||
' \'authorization\': \'Bearer \' + currentToken,',
|
||
' },',
|
||
' body: formData,',
|
||
' });',
|
||
|
||
' const uploadData = await uploadResponse.json();',
|
||
' if (!uploadData.id) throw new Error(\'文件上传失败\');',
|
||
|
||
' // 识别图片',
|
||
' const recognizeResponse = await fetch(\'/recognize\', {',
|
||
' method: \'POST\',',
|
||
' headers: { \'Content-Type\': \'application/json\' },',
|
||
' body: JSON.stringify({ ',
|
||
' token: currentToken, ',
|
||
' imageId: uploadData.id ',
|
||
' }),',
|
||
' });',
|
||
|
||
' const recognizeData = await recognizeResponse.json();',
|
||
|
||
' // 修改这里：使用新的响应格式',
|
||
' if (!recognizeData.success) {',
|
||
' throw new Error(recognizeData.error || \'识别失败\');',
|
||
' }',
|
||
|
||
' const result = recognizeData.result || \'识别失败\';',
|
||
' resultDiv.innerHTML = result; // 使用innerHTML而不是textContent以支持公式渲染',
|
||
' MathJax.typesetPromise([resultDiv]).then(() => {', // 渲染数学公式',
|
||
' resultContainer.classList.add(\'show\');',
|
||
' });',
|
||
|
||
' // 添加到历史记录',
|
||
' historyManager.addHistory(currentToken, imageData, result);',
|
||
' } catch (error) {',
|
||
' resultDiv.textContent = \'处理失败: \' + error.message;',
|
||
' resultContainer.classList.add(\'show\');',
|
||
' copyBtn.textContent = \'复制结果\';',
|
||
' copyBtn.classList.remove(\'copied\');',
|
||
' } finally {',
|
||
' loading.style.display = \'none\';',
|
||
' }',
|
||
' }',
|
||
|
||
' // 文件拖放处理',
|
||
' uploadArea.addEventListener(\'dragover\', (e) => {',
|
||
' e.preventDefault();',
|
||
' uploadArea.classList.add(\'dragover\');',
|
||
' });',
|
||
|
||
' uploadArea.addEventListener(\'dragleave\', () => {',
|
||
' uploadArea.classList.remove(\'dragover\');',
|
||
' });',
|
||
|
||
' uploadArea.addEventListener(\'drop\', (e) => {',
|
||
' e.preventDefault();',
|
||
' uploadArea.classList.remove(\'dragover\');',
|
||
' const file = e.dataTransfer.files[0];',
|
||
' if (file && file.type.startsWith(\'image/\')) {',
|
||
' processImage(file);',
|
||
' }',
|
||
' });',
|
||
|
||
' // 点击上传',
|
||
' uploadArea.addEventListener(\'click\', (e) => {',
|
||
' // 如果点击的是 base64Input 或 toggleBase64 按钮，不触发文件上传',
|
||
' if (e.target.id === \'base64Input\' || ',
|
||
' e.target.id === \'toggleBase64\' || ',
|
||
' e.target.closest(\'#base64Input\') || ',
|
||
' e.target.closest(\'#toggleBase64\')) {',
|
||
' return;',
|
||
' }',
|
||
|
||
' const input = document.createElement(\'input\');',
|
||
' input.type = \'file\';',
|
||
' input.accept = \'image/*\';',
|
||
' input.onchange = (e) => {',
|
||
' const file = e.target.files[0];',
|
||
' if (file) processImage(file);',
|
||
' };',
|
||
' input.click();',
|
||
' });',
|
||
|
||
' // 粘贴处理',
|
||
' document.addEventListener(\'paste\', (e) => {',
|
||
' const file = e.clipboardData.files[0];',
|
||
' if (file && file.type.startsWith(\'image/\')) {',
|
||
' processImage(file);',
|
||
' }',
|
||
' });',
|
||
|
||
' // 初始化',
|
||
' loadTokens();',
|
||
' if (currentToken) {',
|
||
' historyManager.displayHistory(currentToken);',
|
||
' }',
|
||
|
||
' const modal = document.getElementById(\'imageModal\');',
|
||
' const modalImg = document.getElementById(\'modalImage\');',
|
||
|
||
' function showFullImage(src) {',
|
||
' modal.style.display = "block";',
|
||
' modalImg.src = src;',
|
||
' }',
|
||
|
||
' // 点击模态框关闭',
|
||
' modal.onclick = function() {',
|
||
' modal.style.display = "none";',
|
||
' }',
|
||
|
||
' // ESC 键关闭模态框',
|
||
' document.addEventListener(\'keydown\', function(e) {',
|
||
' if (e.key === \'Escape\' && modal.style.display === \'block\') {',
|
||
' modal.style.display = \'none\';',
|
||
' }',
|
||
' });',
|
||
|
||
' // 左侧历史记录边栏开关',
|
||
' historyToggle.addEventListener(\'click\', () => {',
|
||
' historySidebar.classList.toggle(\'open\');',
|
||
' });',
|
||
|
||
' const copyBtn = document.getElementById(\'copyBtn\');',
|
||
|
||
' // 复制结果功能',
|
||
' copyBtn.addEventListener(\'click\', async () => {',
|
||
' const result = resultDiv.textContent;',
|
||
' toggleBase64.textContent = \'隐藏Base64输入\';',
|
||
' try {',
|
||
' await navigator.clipboard.writeText(result);',
|
||
' copyBtn.textContent = \'已复制\';',
|
||
' copyBtn.classList.add(\'copied\');',
|
||
' setTimeout(() => {',
|
||
' copyBtn.textContent = \'复制结果\';',
|
||
' copyBtn.classList.remove(\'copied\');',
|
||
' }, 2000);',
|
||
' } catch (err) {',
|
||
' console.error(\'复制失败:\', err);',
|
||
' }',
|
||
' });',
|
||
' // 添加关闭侧边栏的功能',
|
||
' document.getElementById("closeSidebar").addEventListener("click", () => {',
|
||
' sidebar.classList.remove("open");',
|
||
' });',
|
||
' // Base64 输入相关功能',
|
||
' const base64Input = document.getElementById(\'base64Input\');',
|
||
' const toggleBase64 = document.getElementById(\'toggleBase64\');',
|
||
|
||
' // 切换 Base64 输入框显示',
|
||
' toggleBase64.addEventListener(\'click\', (e) => {',
|
||
' e.stopPropagation(); // 阻止事件冒泡到 uploadArea',
|
||
' if (base64Input.style.display === \'none\') {',
|
||
' base64Input.style.display = \'block\';',
|
||
' toggleBase64.textContent = \'隐藏Base64输入\';',
|
||
' } else {',
|
||
' base64Input.style.display = \'none\';',
|
||
' toggleBase64.textContent = \'切换Base64输入\';',
|
||
' }',
|
||
' });',
|
||
|
||
' // 为 base64Input 添加阻止事件冒泡',
|
||
' document.getElementById(\'base64Input\').addEventListener(\'click\', (e) => {',
|
||
' e.stopPropagation(); // 阻止事件冒泡到 uploadArea',
|
||
' });',
|
||
|
||
' // base64Input 的 input 事件处理也需要阻止冒泡',
|
||
' base64Input.addEventListener(\'input\', async (e) => {',
|
||
' e.stopPropagation();',
|
||
' const base64Content = base64Input.value.trim();',
|
||
' if (base64Content) {',
|
||
' try {',
|
||
' // 尝试转换Base64为Blob',
|
||
' let imageData;',
|
||
' if (base64Content.startsWith(\'data:image\')) {',
|
||
' imageData = base64Content;',
|
||
' } else {',
|
||
' imageData = \'data:image/png;base64,\' + base64Content;',
|
||
' }',
|
||
|
||
' // 验证Base64是否为有效图片',
|
||
' const img = new Image();',
|
||
' img.src = imageData;',
|
||
' await new Promise((resolve, reject) => {',
|
||
' img.onload = resolve;',
|
||
' img.onerror = reject;',
|
||
' });',
|
||
|
||
' // 转换Base64为Blob',
|
||
' const response = await fetch(imageData);',
|
||
' const blob = await response.blob();',
|
||
' const file = new File([blob], "image.png", { type: "image/png" });',
|
||
|
||
' // 显示预览',
|
||
' previewImage.src = imageData;',
|
||
' previewImage.style.display = \'block\';',
|
||
|
||
' // 处理图片',
|
||
' await processImage(file);',
|
||
' } catch (error) {',
|
||
' resultDiv.textContent = \'处理失败: \' + error.message;',
|
||
' resultContainer.classList.add(\'show\');',
|
||
' console.error(\'Base64处理错误:\', error);',
|
||
' }',
|
||
' }',
|
||
' });',
|
||
'</script>',
|
||
'</body>',
|
||
'</html>'
|
||
].join('\n');
|
||
|
||
return html;
|
||
}
|