初始化

backend/server.js

@@ -0,0 +1,155 @@
+const express = require('express');
+const cors = require('cors');
+const morgan = require('morgan');
+const path = require('path');
+
+// 导入路由模块 - 临时注释掉来定位问题
+const authRoutes = require('./routes/auth');
+const artworkRoutes = require('./routes/artwork');
+const artistRoutes = require('./routes/artist');
+const downloadRoutes = require('./routes/download');
+
+// 导入中间件 - 临时注释掉来定位问题
+const { errorHandler } = require('./middleware/errorHandler');
+const { authMiddleware } = require('./middleware/auth');
+
+// 导入核心模块
+const PixivBackend = require('./core');
+const proxyConfig = require('./config');
+
+class PixivServer {
+  constructor() {
+    this.app = express();
+    this.backend = null;
+    this.port = process.env.PORT || 3000;
+  }
+
+  /**
+   * 初始化服务器
+   */
+  async init() {
+    console.log('正在初始化 Pixiv 后端服务器...');
+    
+    // 设置代理
+    proxyConfig.setEnvironmentVariables();
+    
+    // 初始化 Pixiv 后端
+    this.backend = new PixivBackend();
+    await this.backend.init();
+    
+    // 配置中间件
+    this.setupMiddleware();
+    
+    // 配置路由
+    this.setupRoutes();
+    
+    // 配置错误处理 - 临时注释掉
+    this.setupErrorHandling();
+    
+    console.log('服务器初始化完成');
+  }
+
+  /**
+   * 配置中间件
+   */
+  setupMiddleware() {
+    // 日志中间件
+    this.app.use(morgan('combined'));
+    
+    // CORS 中间件
+    this.app.use(cors({
+      origin: process.env.FRONTEND_URL || 'http://localhost:3001',
+      credentials: true
+    }));
+    
+    // JSON 解析中间件
+    this.app.use(express.json({ limit: '10mb' }));
+    this.app.use(express.urlencoded({ extended: true, limit: '10mb' }));
+    
+    // 静态文件服务 - 临时注释掉
+    this.app.use('/downloads', express.static(path.join(__dirname, '../downloads')));
+    
+    // 将后端实例注入到请求对象中
+    this.app.use((req, res, next) => {
+      req.backend = this.backend;
+      next();
+    });
+  }
+
+  /**
+   * 配置路由
+   */
+  setupRoutes() {
+    // 健康检查
+    this.app.get('/health', (req, res) => {
+      res.json({ 
+        status: 'ok', 
+        timestamp: new Date().toISOString(),
+        backend: {
+          isLoggedIn: req.backend.isLoggedIn,
+          user: req.backend.config.user?.account
+        }
+      });
+    });
+
+    // API 路由 - 临时注释掉来定位问题
+    this.app.use('/api/auth', authRoutes);
+    this.app.use('/api/artwork', authMiddleware, artworkRoutes);
+    this.app.use('/api/artist', authMiddleware, artistRoutes);
+    this.app.use('/api/download', authMiddleware, downloadRoutes);
+    
+    // 404 处理
+    this.app.use((req, res) => {
+      res.status(404).json({ 
+        error: 'Not Found', 
+        message: `Route ${req.originalUrl} not found` 
+      });
+    });
+  }
+
+  /**
+   * 配置错误处理
+   */
+  setupErrorHandling() {
+    this.app.use(errorHandler);
+  }
+
+  /**
+   * 启动服务器
+   */
+  start() {
+    this.app.listen(this.port, () => {
+      console.log(`🚀 Pixiv 后端服务器已启动`);
+      console.log(`📍 地址: http://localhost:${this.port}`);
+      console.log(`🔗 健康检查: http://localhost:${this.port}/health`);
+      console.log(`📊 登录状态: ${this.backend.isLoggedIn ? '已登录' : '未登录'}`);
+      if (this.backend.isLoggedIn) {
+        console.log(`👤 用户: ${this.backend.config.user?.account}`);
+      }
+    });
+  }
+
+  /**
+   * 优雅关闭
+   */
+  async shutdown() {
+    console.log('正在关闭服务器...');
+    // 清理代理环境变量
+    proxyConfig.clearEnvironmentVariables();
+    process.exit(0);
+  }
+}
+
+// 如果直接运行此文件
+if (require.main === module) {
+  const server = new PixivServer();
+  
+  // 处理进程信号
+  process.on('SIGINT', () => server.shutdown());
+  process.on('SIGTERM', () => server.shutdown());
+  
+  // 启动服务器
+  server.init().then(() => server.start()).catch(console.error);
+}
+
+module.exports = PixivServer;