feat: 初始化智能物联网设备管理系统前后端基础项目

完成项目整体结构搭建，包含：
1. 前端Vue3+TS+Vite+Antd项目基础配置与核心依赖
2. 后端MidwayJS+TypeORM+JWT权限认证框架
3. 完整的用户、角色、权限、日志数据库表结构
4. 核心业务模块API与基础服务实现
5. 全局样式、路由、状态管理配置

server/src/middleware/log.middleware.ts

@@ -0,0 +1,119 @@
+import { Middleware, IMiddleware } from '@midwayjs/core';
+import { Context, NextFunction } from '@midwayjs/koa';
+import { Provide, Inject } from '@midwayjs/core';
+import { InjectRepository } from '@midwayjs/sequelize';
+import OperationLog from '../entity/operationLog.entity';
+
+@Provide()
+export class LogMiddleware implements IMiddleware<Context, NextFunction> {
+
+  @InjectRepository(OperationLog)
+  logModel!: typeof OperationLog;
+
+  resolve() {
+    return async (ctx: Context, next: NextFunction) => {
+      const startTime = Date.now();
+      
+      let logData: any = {};
+
+      try {
+        logData = {
+          method: ctx.method,
+          url: ctx.url,
+          ipAddress: ctx.ip,
+          userAgent: ctx.header['user-agent'],
+          requestParams: JSON.stringify(ctx.request.body || {}),
+        };
+
+        if (ctx.state.user) {
+          logData.userId = ctx.state.user.userId;
+          logData.username = ctx.state.user.username;
+        }
+
+        await next();
+
+        logData.statusCode = ctx.status;
+        logData.duration = Date.now() - startTime;
+        
+        if (['POST', 'PUT', 'DELETE'].includes(ctx.method)) {
+          logData.action = this.getActionDescription(ctx);
+          logData.module = this.getModuleFromUrl(ctx.url);
+          
+          this.saveLog(logData).catch(err => {
+            console.error('保存操作日志失败:', err);
+          });
+        }
+      } catch (error: any) {
+        logData.statusCode = 500;
+        logData.duration = Date.now() - startTime;
+        logData.errorMessage = error.message;
+        
+        this.saveLog(logData).catch(() => {});
+        
+        throw error;
+      }
+    };
+  }
+
+  private getActionDescription(ctx: Context): string {
+    const actionMap: Record<string, Record<string, string>> = {
+      '/api/auth/login': { POST: '用户登录' },
+      '/api/auth/logout': { POST: '用户登出' },
+      '/api/user': {
+        POST: '创建用户',
+        PUT: '更新用户',
+        DELETE: '删除用户',
+      },
+      '/api/role': {
+        POST: '创建角色',
+        PUT: '更新角色',
+        DELETE: '删除角色',
+      },
+      '/api/settings': {
+        PUT: '修改系统设置',
+      },
+    };
+
+    const basePath = ctx.url.split('?')[0];
+    
+    if (actionMap[basePath]?.[ctx.method]) {
+      return actionMap[basePath][ctx.method];
+    }
+
+    for (const [path, actions] of Object.entries(actionMap)) {
+      if (basePath.startsWith(path) && actions[ctx.method]) {
+        return actions[ctx.method];
+      }
+    }
+
+    return `${ctx.method} ${basePath}`;
+  }
+
+  private getModuleFromUrl(url: string): string {
+    const moduleMap: Record<string, string> = {
+      '/api/auth': '认证',
+      '/api/user': '用户管理',
+      '/api/role': '角色管理',
+      '/api/settings': '系统设置',
+      '/api/log': '日志管理',
+      '/api/logs': '日志管理',
+      '/api/dashboard': '仪表盘',
+    };
+
+    for (const [path, module] of Object.entries(moduleMap)) {
+      if (url.startsWith(path)) {
+        return module;
+      }
+    }
+
+    return '其他';
+  }
+
+  private async saveLog(logData: any): Promise<void> {
+    try {
+      await this.logModel.create(logData);
+    } catch (error) {
+      console.error('写入操作日志失败:', error);
+    }
+  }
+}