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import express from 'express';
import cors from 'cors';
import helmet from 'helmet';
import rateLimit from 'express-rate-limit';
import dotenv from 'dotenv';
import path from 'path';
import { fileURLToPath } from 'url';
import axios from 'axios';
import fs from 'fs'; // 添加ES模块fs导入
const __filename = fileURLToPath(import.meta.url);
const __dirname = path.dirname(__filename);
// 首先加载环境变量 - 必须在导入服务之前
dotenv.config({ path: path.join(__dirname, '../../.env') });
// 验证环境变量是否正确加载
console.log('=== Environment Variables Check ===');
console.log('GITHUB_TOKEN configured:', !!process.env.GITHUB_TOKEN);
console.log('GITHUB_TOKEN length:', process.env.GITHUB_TOKEN ? process.env.GITHUB_TOKEN.length : 0);
console.log('GITHUB_REPOS configured:', !!process.env.GITHUB_REPOS);
console.log('GITHUB_REPOS value:', process.env.GITHUB_REPOS);
// 现在导入需要环境变量的模块
import authRoutes from './routes/auth.js';
import pptRoutes from './routes/ppt.js';
import publicRoutes from './routes/public.js';
import { authenticateToken } from './middleware/auth.js';
import { errorHandler } from './middleware/errorHandler.js';
const app = express();
const PORT = process.env.PORT || 7860; // 修改为7860端口
// 设置trust proxy用于Huggingface Space
app.set('trust proxy', true);
// 安全中间件
app.use(helmet({
contentSecurityPolicy: false, // 为了兼容前端静态文件
}));
// 修复限流配置 - 针对Huggingface Space生产环境
const limiter = rateLimit({
windowMs: 15 * 60 * 1000, // 15分钟
max: 100, // 每个IP每15分钟最多100个请求
message: 'Too many requests from this IP, please try again later.',
trustProxy: true, // 与Express trust proxy设置保持一致
validate: {
trustProxy: false // 禁用trust proxy验证以避免生产环境警告
},
standardHeaders: true,
legacyHeaders: false
});
// 应用限流中间件
app.use('/api', limiter);
// CORS配置
app.use(cors({
origin: process.env.FRONTEND_URL || '*',
credentials: true
}));
app.use(express.json({ limit: '50mb' }));
app.use(express.urlencoded({ extended: true, limit: '50mb' }));
// 提供前端静态文件 - 修复路径配置
const frontendDistPath = path.join(__dirname, '../../frontend/dist');
console.log('Frontend dist path:', frontendDistPath);
app.use(express.static(frontendDistPath));
// 提供数据文件
app.use('/data', express.static(path.join(__dirname, '../../frontend/public/mocks')));
// 直接提供测试页面路由
app.get('/test.html', (req, res) => {
try {
// 检查文件是否存在
const testFilePath = path.join(__dirname, '../../test.html');
console.log('Looking for test.html at:', testFilePath);
// 发送测试页面
res.sendFile(testFilePath, (err) => {
if (err) {
console.error('Error serving test.html:', err);
// 如果文件不存在，返回一个简单的测试页面
res.send(`
<!DOCTYPE html>
<html>
<head><title>Test Page</title></head>
<body>
<h1>PPTist API Test</h1>
<p>Test file not found at: ${testFilePath}</p>
<button onclick="fetch('/api/health').then(r=>r.json()).then(d=>alert(JSON.stringify(d)))">Test Health</button>
</body>
</html>
`);
}
});
} catch (error) {
console.error('Test page error:', error);
res.status(500).send('Test page error: ' + error.message);
}
});
// 添加内置测试页面端点
app.get('/test', (req, res) => {
res.send(`
<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>PPTist API 测试页面</title>
<style>
body { font-family: Arial, sans-serif; padding: 20px; background: #f5f5f5; }
.container { max-width: 800px; margin: 0 auto; background: white; padding: 30px; border-radius: 10px; }
h1 { color: #333; text-align: center; margin-bottom: 30px; }
.test-section { margin: 20px 0; padding: 15px; background: #f9f9f9; border-radius: 5px; }
.test-button { background: #5b9bd5; color: white; border: none; padding: 10px 20px; margin: 5px; border-radius: 5px; cursor: pointer; }
.test-button:hover { background: #4a8bc2; }
.result { margin: 10px 0; padding: 10px; background: #e8e8e8; border-radius: 3px; font-family: monospace; font-size: 12px; }
.success { background: #d4edda; color: #155724; }
.error { background: #f8d7da; color: #721c24; }
.login-form { margin: 15px 0; }
.login-form input { padding: 8px; margin: 5px; border: 1px solid #ddd; border-radius: 3px; }
</style>
</head>
<body>
<div class="container">
<h1>🚀 PPTist API 测试控制台</h1>
<div class="test-section">
<h3>🔗 基础连接测试</h3>
<button class="test-button" onclick="testHealth()">健康检查</button>
<button class="test-button" onclick="testGitHubStatus()">GitHub状态</button>
<button class="test-button" onclick="testGitHubConnection()">GitHub连接</button>
<div id="basic-results"></div>
</div>
<div class="test-section">
<h3>🔐 用户认证测试</h3>
<div class="login-form">
<input type="text" id="username" placeholder="用户名" value="PS01">
<input type="password" id="password" placeholder="密码" value="admin_cybercity2025">
<button class="test-button" onclick="testLogin()">登录</button>
<button class="test-button" onclick="clearToken()">清除Token</button>
</div>
<div id="token-info">当前Token: 未登录</div>
<button class="test-button" onclick="testVerifyToken()">验证Token</button>
<div id="auth-results"></div>
</div>
<div class="test-section">
<h3>📄 PPT管理测试</h3>
<button class="test-button" onclick="testPPTRoute()">PPT路由测试</button>
<button class="test-button" onclick="testPPTList()">获取PPT列表</button>
<button class="test-button" onclick="testCreatePPT()">创建PPT</button>
<button class="test-button" onclick="testSavePPT()">保存PPT</button>
<div id="ppt-results"></div>
</div>
<div class="test-section">
<h3>🌐 公共分享测试</h3>
<button class="test-button" onclick="testGenerateShareLink()">生成分享链接</button>
<div id="share-results"></div>
</div>
</div>
<script>
let currentToken = localStorage.getItem('pptist_test_token') || '';
let testPptId = '';
function updateTokenDisplay() {
const display = document.getElementById('token-info');
if (currentToken) {
display.textContent = '当前Token: ' + currentToken.substring(0, 20) + '...';
} else {
display.textContent = '当前Token: 未登录';
}
}
function clearToken() {
currentToken = '';
localStorage.removeItem('pptist_test_token');
updateTokenDisplay();
addResult('auth-results', '✅ Token已清除', 'success');
}
function addResult(containerId, message, type = '') {
const container = document.getElementById(containerId);
const div = document.createElement('div');
div.className = 'result ' + type;
div.textContent = '[' + new Date().toLocaleTimeString() + '] ' + message;
container.appendChild(div);
}
async function testHealth() {
try {
const response = await fetch('/api/health');
const data = await response.json();
addResult('basic-results', '✅ 健康检查成功: ' + JSON.stringify(data), 'success');
} catch (error) {
addResult('basic-results', '❌ 健康检查失败: ' + error.message, 'error');
}
}
async function testGitHubStatus() {
try {
const response = await fetch('/api/github/status');
const data = await response.json();
addResult('basic-results', '✅ GitHub状态: ' + JSON.stringify(data, null, 2), 'success');
} catch (error) {
addResult('basic-results', '❌ GitHub状态失败: ' + error.message, 'error');
}
}
async function testGitHubConnection() {
try {
const response = await fetch('/api/github/test');
const data = await response.json();
addResult('basic-results', '✅ GitHub连接测试: ' + JSON.stringify(data, null, 2), 'success');
} catch (error) {
addResult('basic-results', '❌ GitHub连接失败: ' + error.message, 'error');
}
}
async function testLogin() {
const username = document.getElementById('username').value;
const password = document.getElementById('password').value;
try {
const response = await fetch('/api/auth/login', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ username, password })
});
const data = await response.json();
if (response.ok && data.token) {
currentToken = data.token;
localStorage.setItem('pptist_test_token', currentToken);
updateTokenDisplay();
addResult('auth-results', '✅ 登录成功: ' + data.user.username + ' (' + data.user.role + ')', 'success');
} else {
addResult('auth-results', '❌ 登录失败: ' + (data.error || '未知错误'), 'error');
}
} catch (error) {
addResult('auth-results', '❌ 登录请求失败: ' + error.message, 'error');
}
}
async function testVerifyToken() {
if (!currentToken) {
addResult('auth-results', '❌ 请先登录', 'error');
return;
}
try {
const response = await fetch('/api/auth/verify', {
headers: { 'Authorization': 'Bearer ' + currentToken }
});
const data = await response.json();
if (response.ok) {
addResult('auth-results', '✅ Token验证成功: ' + JSON.stringify(data), 'success');
} else {
addResult('auth-results', '❌ Token验证失败: ' + data.error, 'error');
}
} catch (error) {
addResult('auth-results', '❌ Token验证请求失败: ' + error.message, 'error');
}
}
async function testPPTRoute() {
try {
const response = await fetch('/api/ppt/test');
const data = await response.json();
addResult('ppt-results', '✅ PPT路由测试成功: ' + JSON.stringify(data), 'success');
} catch (error) {
addResult('ppt-results', '❌ PPT路由测试失败: ' + error.message, 'error');
}
}
async function testPPTList() {
if (!currentToken) {
addResult('ppt-results', '❌ 请先登录', 'error');
return;
}
try {
const response = await fetch('/api/ppt/list', {
headers: { 'Authorization': 'Bearer ' + currentToken }
});
const data = await response.json();
if (response.ok) {
addResult('ppt-results', '✅ PPT列表获取成功: ' + JSON.stringify(data), 'success');
} else {
addResult('ppt-results', '❌ PPT列表获取失败: ' + data.error, 'error');
}
} catch (error) {
addResult('ppt-results', '❌ PPT列表请求失败: ' + error.message, 'error');
}
}
async function testCreatePPT() {
if (!currentToken) {
addResult('ppt-results', '❌ 请先登录', 'error');
return;
}
try {
const response = await fetch('/api/ppt/create', {
method: 'POST',
headers: {
'Content-Type': 'application/json',
'Authorization': 'Bearer ' + currentToken
},
body: JSON.stringify({ title: '测试PPT - ' + new Date().toLocaleString() })
});
const data = await response.json();
if (response.ok && data.pptId) {
testPptId = data.pptId;
addResult('ppt-results', '✅ PPT创建成功: ' + testPptId, 'success');
} else {
addResult('ppt-results', '❌ PPT创建失败: ' + (data.error || '未知错误'), 'error');
}
} catch (error) {
addResult('ppt-results', '❌ PPT创建请求失败: ' + error.message, 'error');
}
}
async function testSavePPT() {
if (!currentToken) {
addResult('ppt-results', '❌ 请先登录', 'error');
return;
}
if (!testPptId) {
addResult('ppt-results', '❌ 请先创建PPT', 'error');
return;
}
const pptData = {
pptId: testPptId,
title: '测试PPT - 已保存',
slides: [{ id: 'slide-1', elements: [], background: { type: 'solid', color: '#ffffff' } }],
theme: { backgroundColor: '#ffffff', themeColor: '#5b9bd5' }
};
try {
const response = await fetch('/api/ppt/save', {
method: 'POST',
headers: {
'Content-Type': 'application/json',
'Authorization': 'Bearer ' + currentToken
},
body: JSON.stringify(pptData)
});
const data = await response.json();
if (response.ok) {
addResult('ppt-results', '✅ PPT保存成功: ' + JSON.stringify(data), 'success');
} else {
addResult('ppt-results', '❌ PPT保存失败: ' + (data.error || '未知错误'), 'error');
}
} catch (error) {
addResult('ppt-results', '❌ PPT保存请求失败: ' + error.message, 'error');
}
}
async function testGenerateShareLink() {
if (!testPptId) {
addResult('share-results', '❌ 请先创建并保存PPT', 'error');
return;
}
try {
const response = await fetch('/api/public/generate-share-link', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ userId: 'PS01', pptId: testPptId, slideIndex: 0 })
});
const data = await response.json();
if (response.ok) {
addResult('share-results', '✅ 分享链接生成成功: ' + JSON.stringify(data, null, 2), 'success');
} else {
addResult('share-results', '❌ 分享链接生成失败: ' + (data.error || '未知错误'), 'error');
}
} catch (error) {
addResult('share-results', '❌ 分享链接生成请求失败: ' + error.message, 'error');
}
}
// 初始化
updateTokenDisplay();
</script>
</body>
</html>
`);
});
// API路由
console.log('Registering API routes...');
// 健康检查 - 需要在其他路由之前
app.get('/api/health', (req, res) => {
res.json({ status: 'ok', timestamp: new Date().toISOString() });
});
// GitHub连接状态检查
app.get('/api/github/status', async (req, res) => {
try {
const { default: githubService } = await import('./services/githubService.js');
const validation = await githubService.validateConnection();
res.json({
github: validation,
environment: {
tokenConfigured: !!process.env.GITHUB_TOKEN,
tokenPreview: process.env.GITHUB_TOKEN ? `${process.env.GITHUB_TOKEN.substring(0, 8)}...` : 'Not set',
reposConfigured: !!process.env.GITHUB_REPOS,
reposList: process.env.GITHUB_REPOS ? process.env.GITHUB_REPOS.split(',') : [],
nodeEnv: process.env.NODE_ENV
}
});
} catch (error) {
res.status(500).json({
error: error.message,
stack: error.stack
});
}
});
// 添加GitHub测试路由
app.get('/api/github/test', async (req, res) => {
try {
console.log('=== GitHub Connection Test ===');
console.log('GITHUB_TOKEN exists:', !!process.env.GITHUB_TOKEN);
console.log('GITHUB_REPOS:', process.env.GITHUB_REPOS);
const { default: githubService } = await import('./services/githubService.js');
// 测试基本配置
const config = {
hasToken: !!githubService.token,
useMemoryStorage: githubService.useMemoryStorage,
repositories: githubService.repositories,
apiUrl: githubService.apiUrl
};
console.log('GitHub Service Config:', config);
// 如果有token，测试连接
let connectionTest = null;
if (githubService.token) {
console.log('Testing GitHub API connection...');
connectionTest = await githubService.validateConnection();
console.log('Connection test result:', connectionTest);
}
res.json({
timestamp: new Date().toISOString(),
config,
connectionTest,
environment: {
tokenLength: process.env.GITHUB_TOKEN ? process.env.GITHUB_TOKEN.length : 0,
nodeEnv: process.env.NODE_ENV
}
});
} catch (error) {
console.error('GitHub test error:', error);
res.status(500).json({
error: error.message,
stack: process.env.NODE_ENV === 'development' ? error.stack : undefined
});
}
});
// 添加GitHub调试路由
app.get('/api/debug/github', async (req, res) => {
try {
console.log('=== GitHub Debug Information ===');
const { default: githubService } = await import('./services/githubService.js');
const debugInfo = {
timestamp: new Date().toISOString(),
environment: {
tokenConfigured: !!process.env.GITHUB_TOKEN,
tokenLength: process.env.GITHUB_TOKEN ? process.env.GITHUB_TOKEN.length : 0,
reposConfigured: !!process.env.GITHUB_REPOS,
reposList: process.env.GITHUB_REPOS ? process.env.GITHUB_REPOS.split(',') : [],
nodeEnv: process.env.NODE_ENV
},
service: {
hasToken: !!githubService.token,
repositoriesCount: githubService.repositories?.length || 0,
repositories: githubService.repositories || [],
apiUrl: githubService.apiUrl
}
};
// 测试连接
try {
const connectionTest = await githubService.validateConnection();
debugInfo.connectionTest = connectionTest;
} catch (connError) {
debugInfo.connectionError = connError.message;
}
console.log('Debug info:', debugInfo);
res.json(debugInfo);
} catch (error) {
console.error('Debug route error:', error);
res.status(500).json({
error: error.message,
stack: process.env.NODE_ENV === 'development' ? error.stack : undefined
});
}
});
// 添加PPT调试路由
app.get('/api/debug/ppt/:userId', async (req, res) => {
try {
const { userId } = req.params;
console.log(`=== PPT Debug for User: ${userId} ===`);
const { default: githubService } = await import('./services/githubService.js');
const debugInfo = {
timestamp: new Date().toISOString(),
userId: userId,
repositories: []
};
// 检查每个仓库中用户的文件
for (let i = 0; i < githubService.repositories.length; i++) {
const repoInfo = {
index: i,
url: githubService.repositories[i],
accessible: false,
userDirectoryExists: false,
files: []
};
try {
const { owner, repo } = githubService.parseRepoUrl(githubService.repositories[i]);
// 检查仓库是否可访问
await axios.get(`https://api.github.com/repos/${owner}/${repo}`, {
headers: {
'Authorization': `token ${githubService.token}`,
'Accept': 'application/vnd.github.v3+json'
}
});
repoInfo.accessible = true;
// 检查用户目录
try {
const userDirResponse = await axios.get(
`https://api.github.com/repos/${owner}/${repo}/contents/users/${userId}`,
{
headers: {
'Authorization': `token ${githubService.token}`,
'Accept': 'application/vnd.github.v3+json'
}
}
);
repoInfo.userDirectoryExists = true;
repoInfo.files = userDirResponse.data
.filter(item => item.type === 'file' && item.name.endsWith('.json'))
.map(file => ({
name: file.name,
size: file.size,
sha: file.sha
}));
} catch (userDirError) {
repoInfo.userDirectoryError = userDirError.response?.status === 404 ? 'Directory not found' : userDirError.message;
}
} catch (repoError) {
repoInfo.error = repoError.message;
}
debugInfo.repositories.push(repoInfo);
}
console.log('PPT Debug info:', debugInfo);
res.json(debugInfo);
} catch (error) {
console.error('PPT Debug route error:', error);
res.status(500).json({
error: error.message,
stack: process.env.NODE_ENV === 'development' ? error.stack : undefined
});
}
});
// 添加仓库初始化端点
app.post('/api/github/initialize', async (req, res) => {
try {
console.log('=== Manual Repository Initialization ===');
const { default: githubService } = await import('./services/githubService.js');
if (githubService.useMemoryStorage) {
return res.status(400).json({
error: 'Cannot initialize repository: using memory storage mode',
reason: 'GitHub token not configured'
});
}
const { repoIndex = 0 } = req.body;
console.log(`Initializing repository at index: ${repoIndex}`);
const result = await githubService.initializeRepository(repoIndex);
if (result.success) {
res.json({
success: true,
message: 'Repository initialized successfully',
commit: result.commit,
timestamp: new Date().toISOString()
});
} else {
res.status(500).json({
success: false,
error: result.error,
reason: result.reason
});
}
} catch (error) {
console.error('Repository initialization error:', error);
res.status(500).json({
error: error.message,
stack: process.env.NODE_ENV === 'development' ? error.stack : undefined
});
}
});
// 添加GitHub权限详细检查路由
app.get('/api/debug/github-permissions', async (req, res) => {
try {
console.log('=== GitHub Token Permissions Check ===');
const { default: githubService } = await import('./services/githubService.js');
if (!githubService.token) {
return res.status(400).json({ error: 'No GitHub token configured' });
}
const debugInfo = {
timestamp: new Date().toISOString(),
tokenInfo: {},
repositoryTests: []
};
// 1. 检查token基本信息和权限
try {
const userResponse = await axios.get('https://api.github.com/user', {
headers: {
'Authorization': `token ${githubService.token}`,
'Accept': 'application/vnd.github.v3+json'
}
});
debugInfo.tokenInfo = {
login: userResponse.data.login,
id: userResponse.data.id,
type: userResponse.data.type,
company: userResponse.data.company,
publicRepos: userResponse.data.public_repos,
privateRepos: userResponse.data.total_private_repos,
tokenScopes: userResponse.headers['x-oauth-scopes'] || 'Unknown'
};
console.log('Token info:', debugInfo.tokenInfo);
} catch (tokenError) {
debugInfo.tokenError = {
status: tokenError.response?.status,
message: tokenError.message
};
}
// 2. 检查每个仓库的详细状态
for (let i = 0; i < githubService.repositories.length; i++) {
const repoUrl = githubService.repositories[i];
const repoTest = {
index: i,
url: repoUrl,
tests: {}
};
try {
const { owner, repo } = githubService.parseRepoUrl(repoUrl);
repoTest.owner = owner;
repoTest.repo = repo;
// 测试1: 基本仓库访问
try {
const repoResponse = await axios.get(`https://api.github.com/repos/${owner}/${repo}`, {
headers: {
'Authorization': `token ${githubService.token}`,
'Accept': 'application/vnd.github.v3+json'
}
});
repoTest.tests.basicAccess = {
success: true,
repoExists: true,
private: repoResponse.data.private,
permissions: repoResponse.data.permissions,
defaultBranch: repoResponse.data.default_branch,
size: repoResponse.data.size
};
} catch (repoError) {
repoTest.tests.basicAccess = {
success: false,
status: repoError.response?.status,
message: repoError.message,
details: repoError.response?.data
};
// 如果是404，检查是否是权限问题还是仓库不存在
if (repoError.response?.status === 404) {
// 尝试不使用认证访问（如果是公开仓库应该能访问）
try {
await axios.get(`https://api.github.com/repos/${owner}/${repo}`);
repoTest.tests.basicAccess.possibleCause = 'Repository exists but token lacks permission';
} catch (publicError) {
if (publicError.response?.status === 404) {
repoTest.tests.basicAccess.possibleCause = 'Repository does not exist';
}
}
}
}
// 测试2: 检查是否能列出用户的仓库
try {
const userReposResponse = await axios.get(`https://api.github.com/users/${owner}/repos?per_page=100`, {
headers: {
'Authorization': `token ${githubService.token}`,
'Accept': 'application/vnd.github.v3+json'
}
});
const hasRepo = userReposResponse.data.some(r => r.name === repo);
repoTest.tests.userReposList = {
success: true,
totalRepos: userReposResponse.data.length,
targetRepoFound: hasRepo,
repoNames: userReposResponse.data.slice(0, 10).map(r => ({ name: r.name, private: r.private }))
};
} catch (userReposError) {
repoTest.tests.userReposList = {
success: false,
status: userReposError.response?.status,
message: userReposError.message
};
}
} catch (parseError) {
repoTest.parseError = parseError.message;
}
debugInfo.repositoryTests.push(repoTest);
}
// 3. 提供修复建议
const suggestions = [];
if (debugInfo.tokenError) {
suggestions.push('Token authentication failed - check if GITHUB_TOKEN is valid');
}
debugInfo.repositoryTests.forEach((repoTest, index) => {
if (!repoTest.tests.basicAccess?.success) {
if (repoTest.tests.basicAccess?.status === 404) {
if (repoTest.tests.basicAccess?.possibleCause === 'Repository does not exist') {
suggestions.push(`Repository ${repoTest.url} does not exist - please create it on GitHub`);
} else {
suggestions.push(`Repository ${repoTest.url} exists but token lacks permission - check token scopes`);
}
} else if (repoTest.tests.basicAccess?.status === 403) {
suggestions.push(`Permission denied for ${repoTest.url} - check if token has 'repo' scope`);
}
}
});
debugInfo.suggestions = suggestions;
console.log('GitHub permissions debug completed');
res.json(debugInfo);
} catch (error) {
console.error('GitHub permissions check error:', error);
res.status(500).json({
error: error.message,
stack: process.env.NODE_ENV === 'development' ? error.stack : undefined
});
}
});
// 添加大文件处理调试端点
app.get('/api/debug/large-files/:userId', async (req, res) => {
try {
const { userId } = req.params;
console.log(`=== Large Files Debug for User: ${userId} ===`);
const { default: githubService } = await import('./services/githubService.js');
const debugInfo = {
timestamp: new Date().toISOString(),
userId: userId,
fileAnalysis: []
};
// 检查用户的所有PPT文件
const pptList = await githubService.getUserPPTList(userId);
for (const ppt of pptList) {
const fileInfo = {
pptId: ppt.name,
title: ppt.title,
fileName: `${ppt.name}.json`,
analysis: {}
};
try {
// 获取文件内容
const result = await githubService.getFile(userId, `${ppt.name}.json`, ppt.repoIndex || 0);
if (result && result.content) {
const content = result.content;
const jsonString = JSON.stringify(content);
const fileSize = Buffer.byteLength(jsonString, 'utf8');
fileInfo.analysis = {
fileSize: fileSize,
fileSizeKB: (fileSize / 1024).toFixed(2),
slidesCount: content.slides?.length || 0,
isChunked: !!content.isChunked,
chunkedInfo: content.isChunked ? {
totalChunks: content.totalChunks,
totalSlides: content.totalSlides
} : null,
wasReassembled: !!result.isReassembled,
metadata: content.metadata || 'No metadata',
status: fileSize > 1024 * 1024 ? 'LARGE' : fileSize > 800 * 1024 ? 'MEDIUM' : 'NORMAL'
};
// 分析每个slide的大小
if (content.slides && content.slides.length > 0) {
const slideSizes = content.slides.map((slide, index) => {
const slideJson = JSON.stringify(slide);
const slideSize = Buffer.byteLength(slideJson, 'utf8');
return {
index: index,
size: slideSize,
sizeKB: (slideSize / 1024).toFixed(2),
elementsCount: slide.elements?.length || 0
};
});
// 找出最大的slides
const largestSlides = slideSizes
.sort((a, b) => b.size - a.size)
.slice(0, 3);
fileInfo.analysis.slideSummary = {
averageSlideSize: (fileSize / content.slides.length).toFixed(0),
largestSlides: largestSlides
};
}
} else {
fileInfo.analysis = { error: 'Could not read file content' };
}
} catch (error) {
fileInfo.analysis = {
error: error.message,
errorType: error.name
};
}
debugInfo.fileAnalysis.push(fileInfo);
}
// 添加统计摘要
debugInfo.summary = {
totalFiles: debugInfo.fileAnalysis.length,
largeFiles: debugInfo.fileAnalysis.filter(f => f.analysis.status === 'LARGE').length,
chunkedFiles: debugInfo.fileAnalysis.filter(f => f.analysis.isChunked).length,
errors: debugInfo.fileAnalysis.filter(f => f.analysis.error).length
};
console.log('Large files debug completed');
res.json(debugInfo);
} catch (error) {
console.error('Large files debug error:', error);
res.status(500).json({
error: error.message,
stack: process.env.NODE_ENV === 'development' ? error.stack : undefined
});
}
});
// 添加分块文件修复端点
app.post('/api/debug/fix-chunked-file/:userId/:pptId', async (req, res) => {
try {
const { userId, pptId } = req.params;
console.log(`=== Fixing Chunked File: ${userId}/${pptId} ===`);
const { default: githubService } = await import('./services/githubService.js');
const fileName = `${pptId}.json`;
const result = {
timestamp: new Date().toISOString(),
userId,
pptId,
fileName,
status: 'unknown',
details: {},
actions: []
};
// 1. 检查主文件是否存在
let mainFile = null;
let mainFileRepo = -1;
for (let i = 0; i < githubService.repositories.length; i++) {
try {
const fileResult = await githubService.getFile(userId, fileName, i);
if (fileResult) {
mainFile = fileResult;
mainFileRepo = i;
result.details.mainFileFound = true;
result.details.mainFileRepo = i;
result.actions.push(`Main file found in repository ${i}`);
break;
}
} catch (error) {
continue;
}
}
if (!mainFile) {
result.status = 'error';
result.details.error = 'Main file not found in any repository';
return res.json(result);
}
const content = mainFile.content;
// 2. 检查是否是分块文件
if (!content.isChunked) {
result.status = 'normal';
result.details.isChunked = false;
result.details.slideCount = content.slides?.length || 0;
result.actions.push('File is not chunked, no action needed');
return res.json(result);
}
// 3. 分析分块文件状态
result.details.isChunked = true;
result.details.totalChunks = content.totalChunks;
result.details.totalSlides = content.totalSlides;
result.details.mainFileSlides = content.slides?.length || 0;
// 4. 检查所有chunk文件
const chunkStatus = [];
let totalFoundSlides = content.slides?.length || 0;
for (let i = 1; i < content.totalChunks; i++) {
const chunkFileName = fileName.replace('.json', `_chunk_${i}.json`);
const chunkInfo = {
index: i,
fileName: chunkFileName,
found: false,
slides: 0,
error: null
};
try {
const repoUrl = githubService.repositories[mainFileRepo];
const { owner, repo } = githubService.parseRepoUrl(repoUrl);
const path = `users/${userId}/${chunkFileName}`;
const response = await axios.get(
`${githubService.apiUrl}/repos/${owner}/${repo}/contents/${path}`,
{
headers: {
'Authorization': `token ${githubService.token}`,
'Accept': 'application/vnd.github.v3+json'
},
timeout: 30000
}
);
const chunkContent = Buffer.from(response.data.content, 'base64').toString('utf8');
const chunkData = JSON.parse(chunkContent);
chunkInfo.found = true;
chunkInfo.slides = chunkData.slides?.length || 0;
totalFoundSlides += chunkInfo.slides;
result.actions.push(`Chunk ${i} found: ${chunkInfo.slides} slides`);
} catch (error) {
chunkInfo.error = error.message;
result.actions.push(`Chunk ${i} missing or error: ${error.message}`);
}
chunkStatus.push(chunkInfo);
}
result.details.chunks = chunkStatus;
result.details.totalFoundSlides = totalFoundSlides;
result.details.missingSlides = content.totalSlides - totalFoundSlides;
// 5. 判断状态和建议修复方案
const missingChunks = chunkStatus.filter(chunk => !chunk.found);
if (missingChunks.length === 0 && totalFoundSlides === content.totalSlides) {
result.status = 'healthy';
result.actions.push('All chunks found, file should load correctly');
} else if (missingChunks.length > 0) {
result.status = 'incomplete';
result.details.missingChunks = missingChunks.map(c => c.index);
result.actions.push(`Missing chunks: ${missingChunks.map(c => c.index).join(', ')}`);
// 提供修复建议
if (totalFoundSlides >= content.totalSlides * 0.8) {
result.actions.push('Recommendation: Reassemble available slides into single file');
result.details.recommendation = 'reassemble';
} else {
result.actions.push('Recommendation: File may be corrupted, consider restoration from backup');
result.details.recommendation = 'restore';
}
} else {
result.status = 'mismatch';
result.actions.push('Slide count mismatch detected');
}
console.log('Chunked file analysis completed:', result);
res.json(result);
} catch (error) {
console.error('Chunked file fix error:', error);
res.status(500).json({
error: error.message,
stack: process.env.NODE_ENV === 'development' ? error.stack : undefined
});
}
});
// 添加分块文件重组端点
app.post('/api/debug/reassemble-chunked-file/:userId/:pptId', async (req, res) => {
try {
const { userId, pptId } = req.params;
console.log(`=== Reassembling Chunked File: ${userId}/${pptId} ===`);
const { default: githubService } = await import('./services/githubService.js');
const fileName = `${pptId}.json`;
// 强制重新组装文件
const result = await githubService.getFile(userId, fileName, 0);
if (!result) {
return res.status(404).json({ error: 'File not found' });
}
if (result.isReassembled) {
res.json({
success: true,
message: 'File reassembled successfully',
slideCount: result.content.slides?.length || 0,
wasChunked: !!result.content.reassembledInfo,
reassembledInfo: result.content.reassembledInfo
});
} else {
res.json({
success: true,
message: 'File was not chunked',
slideCount: result.content.slides?.length || 0,
wasChunked: false
});
}
} catch (error) {
console.error('File reassembly error:', error);
res.status(500).json({
error: error.message,
details: error.stack
});
}
});
// 添加路由注册日志
console.log('Importing route modules...');
console.log('Auth routes imported:', !!authRoutes);
console.log('PPT routes imported:', !!pptRoutes);
console.log('Public routes imported:', !!publicRoutes);
// 认证相关路由（不需要认证）
app.use('/api/auth', authRoutes);
// 公共访问路由（不需要认证）
app.use('/api/public', publicRoutes);
// 添加测试路由来验证 PPT 路由是否工作（不需要认证）
app.get('/api/ppt/test', (req, res) => {
res.json({ message: 'PPT routes are working', timestamp: new Date().toISOString() });
});
// PPT管理路由（需要认证）
app.use('/api/ppt', (req, res, next) => {
console.log(`PPT route accessed: ${req.method} ${req.path}`);
next();
}, authenticateToken, pptRoutes);
console.log('All routes registered successfully');
// 添加调试中间件 - 处理未匹配的API路由
app.use('/api/*', (req, res) => {
console.log(`Unmatched API route: ${req.method} ${req.path}`);
res.status(404).json({ error: 'API route not found', path: req.path });
});
// 前端路由处理 - 修复ES模块兼容性
app.get('*', (req, res) => {
const indexPath = path.join(frontendDistPath, 'index.html');
console.log(`Serving frontend route: ${req.path}, index.html path: ${indexPath}`);
// 使用ES模块的fs检查文件是否存在
if (fs.existsSync(indexPath)) {
res.sendFile(indexPath);
} else {
console.error('index.html not found at:', indexPath);
res.status(404).send(`
<h1>前端文件未找到</h1>
<p>index.html路径: ${indexPath}</p>
<p>请确保前端已正确构建</p>
<a href="/test">访问API测试页面</a>
`);
}
});
// 错误处理中间件
app.use(errorHandler);
app.listen(PORT, '0.0.0.0', () => {
console.log(`Server is running on port ${PORT}`);
console.log(`Environment: ${process.env.NODE_ENV || 'development'}`);
}); |