更新项目文件结构，统一文档风格

backend/api/server.js

@@ -3,13 +3,67 @@ const cors = require('cors');
 const helmet = require('helmet');
 const dotenv = require('dotenv');
 const rateLimit = require('express-rate-limit');
+const mysql = require('mysql2/promise');
+const path = require('path');
+
+// 导入路由模块
+const authModule = require('./routes/auth');
+const usersModule = require('./routes/users');
+const cattleModule = require('./routes/cattle');
+const financeModule = require('./routes/finance');
+const tradingModule = require('./routes/trading');
+const governmentModule = require('./routes/government');
+const mallModule = require('./routes/mall');
 
 // 加载环境变量
 dotenv.config();
 
+// 数据库连接配置
+const dbConfig = {
+  host: process.env.DB_HOST,
+  port: process.env.DB_PORT,
+  user: process.env.DB_USER,
+  password: process.env.DB_PASSWORD,
+  database: process.env.DB_NAME,
+  charset: process.env.DB_CHARSET || 'utf8mb4',
+  connectionLimit: 10,
+  acquireTimeout: 60000,
+  timeout: 60000
+};
+
+// 创建数据库连接池
+const pool = mysql.createPool(dbConfig);
+
+// 测试数据库连接
+async function testDatabaseConnection() {
+  try {
+    const connection = await pool.getConnection();
+    console.log('✅ 数据库连接成功');
+    console.log(`📍 连接到: ${process.env.DB_HOST}:${process.env.DB_PORT}/${process.env.DB_NAME}`);
+    connection.release();
+    return true;
+  } catch (error) {
+    console.error('❌ 数据库连接失败:', error.message);
+    console.log('⚠️  服务将继续运行，但数据库功能不可用');
+    return false;
+  }
+}
+
+// 启动时测试数据库连接（不阻塞服务启动）
+testDatabaseConnection();
+
 // 创建Express应用
 const app = express();
-const PORT = process.env.PORT || 8000;
+const PORT = process.env.PORT || 8888;
+
+// 设置路由模块的数据库连接
+authModule.setPool(pool);
+usersModule.setMiddleware(authModule.authenticateToken, authModule.checkPermission, pool);
+cattleModule.setMiddleware(authModule.authenticateToken, authModule.checkPermission, pool);
+financeModule.setMiddleware(authModule.authenticateToken, authModule.checkPermission, pool);
+tradingModule.setMiddleware(authModule.authenticateToken, authModule.checkPermission, pool);
+governmentModule.setMiddleware(authModule.authenticateToken, authModule.checkPermission, pool);
+mallModule.setMiddleware(authModule.authenticateToken, authModule.checkPermission, pool);
 
 // 中间件
 app.use(helmet()); // 安全头部
@@ -34,14 +88,91 @@ app.get('/', (req, res) => {
     });
 });
 
-app.get('/health', (req, res) => {
-  res.json({ 
-    status: 'OK',
-    timestamp: new Date().toISOString()
-  });
+app.get('/health', async (req, res) => {
+  try {
+    // 测试数据库连接
+    const connection = await pool.getConnection();
+    const [rows] = await connection.execute('SELECT 1 as test');
+    connection.release();
+    
+    res.json({ 
+      status: 'OK',
+      timestamp: new Date().toISOString(),
+      database: 'Connected',
+      environment: process.env.NODE_ENV,
+      version: '1.0.0'
+    });
+  } catch (error) {
+    res.status(500).json({
+      status: 'ERROR',
+      timestamp: new Date().toISOString(),
+      database: 'Disconnected',
+      error: error.message
+    });
+  }
 });
 
-// 大屏可视化地图数据接口
+// API路由
+app.use('/api/v1/auth', authModule.router);
+app.use('/api/v1/users', usersModule.router);
+app.use('/api/v1/cattle', cattleModule.router);
+app.use('/api/v1/finance', financeModule.router);
+app.use('/api/v1/trading', tradingModule.router);
+app.use('/api/v1/government', governmentModule.router);
+app.use('/api/v1/mall', mallModule.router);
+
+// 数据库查询接口
+app.get('/api/v1/database/tables', async (req, res) => {
+  try {
+    const [tables] = await pool.execute(
+      'SELECT TABLE_NAME, TABLE_COMMENT FROM information_schema.TABLES WHERE TABLE_SCHEMA = ?',
+      [process.env.DB_NAME]
+    );
+    
+    res.json({
+      success: true,
+      data: {
+        database: process.env.DB_NAME,
+        tables: tables,
+        count: tables.length
+      },
+      timestamp: new Date().toISOString()
+    });
+  } catch (error) {
+    res.status(500).json({
+      success: false,
+      error: error.message,
+      timestamp: new Date().toISOString()
+    });
+  }
+});
+
+// 数据库连接状态接口
+app.get('/api/v1/database/status', async (req, res) => {
+  try {
+    const [statusResult] = await pool.execute('SHOW STATUS LIKE "Threads_connected"');
+    const [versionResult] = await pool.execute('SELECT VERSION() as version');
+    
+    res.json({
+      success: true,
+      data: {
+        connected: true,
+        version: versionResult[0].version,
+        threads_connected: statusResult[0].Value,
+        database: process.env.DB_NAME,
+        host: process.env.DB_HOST,
+        port: process.env.DB_PORT
+      },
+      timestamp: new Date().toISOString()
+    });
+  } catch (error) {
+    res.status(500).json({
+      success: false,
+      error: error.message,
+      timestamp: new Date().toISOString()
+    });
+  }
+});
 app.get('/api/v1/dashboard/map/regions', (req, res) => {
   // 模拟锡林郭勒盟各区域数据
   const regions = [