zrd-nb666/campus_health_app/backend/src/middlewares/logger.middleware.ts

import { Request, Response, NextFunction } from 'express';

/**
 * 请求日志中间件
 */
export const loggerMiddleware = (
  req: Request,
  res: Response,
  next: NextFunction
): void => {
  const start = Date.now();

  res.on('finish', () => {
    const duration = Date.now() - start;
    const { method, originalUrl, ip } = req;
    const { statusCode } = res;

    console.log(
      `${method} ${originalUrl} ${statusCode} ${duration}ms - ${ip}`
    );
  });

  next();
};