//package com.rainng.coursesystem.config.aop;
//
//import com.rainng.coursesystem.dao.mongo.LogDAO;
//import com.rainng.coursesystem.manager.LoginStatusManager;
//import com.rainng.coursesystem.model.bo.LoginStatusBO;
//import com.rainng.coursesystem.model.constant.HttpStatusCode;
//import com.rainng.coursesystem.model.entity.mongo.LogEntity;
//import com.rainng.coursesystem.model.vo.response.ResultVO;
//import org.aspectj.lang.ProceedingJoinPoint;
//import org.aspectj.lang.annotation.Around;
//import org.aspectj.lang.annotation.Aspect;
//import org.aspectj.lang.annotation.Pointcut;
//import org.aspectj.lang.reflect.MethodSignature;
//import org.springframework.stereotype.Component;
//import org.springframework.web.context.request.RequestContextHolder;
//import org.springframework.web.context.request.ServletRequestAttributes;
//
//import javax.servlet.http.HttpServletRequest;
//import javax.servlet.http.HttpServletResponse;
//
//@Aspect
//@Component
//public class ControllerLogAspect {
//    private static final String PACKAGE_PREFIX = "com.rainng.coursesystem.controller.";
//    private static final String PACKAGE_PREFIX2 = "com.rainng.coursesystem.config.handler.BindExceptionHandler.";
//    private static final String CONTROLLER_POSTFIX = "Controller.";
//
//    private final LoginStatusManager loginStatusManager;
//    private final LogDAO logDAO;
//
//    public ControllerLogAspect(LoginStatusManager loginStatusManager, LogDAO logDAO) {
//        this.loginStatusManager = loginStatusManager;
//        this.logDAO = logDAO;
//    }
//
//    @Pointcut("execution(public * com.rainng.coursesystem.controller..*.*(..)) || " +
//            "execution(public * com.rainng.coursesystem.config.handler.BindExceptionHandler.handleBindException(..))")
//    public void controllerLog() {
//    }
//
//    @Around("controllerLog()")
//    public Object around(ProceedingJoinPoint joinPoint) {
//        long startTime = System.currentTimeMillis();
//
//        LogEntity log = new LogEntity();
//        logRequest(log, joinPoint);
//
//        Object result = null;
//        try {
//            result = joinPoint.proceed();
//        } catch (Throwable ex) {
//            ex.printStackTrace();
//            log.setException(ex.getMessage());
//            setResponseCode(HttpStatusCode.INTERNAL_SERVER_ERROR);
//            result = new ResultVO(ResultVO.SERVER_ERROR, "未知错误", null);
//        }
//
//        logResult(log, result, System.currentTimeMillis() - startTime);
//        logDAO.insert(log);
//
//        return result;
//    }
//
//    private void logRequest(LogEntity logEntity, ProceedingJoinPoint joinPoint) {
//        HttpServletRequest request = getRequest();
//        if (request != null) {
//            LoginStatusBO loginStatus = loginStatusManager.getLoginStatus(request.getSession());
//            String requestUrl = request.getRequestURI();
//            if (request.getQueryString() != null) {
//                requestUrl += "?" + request.getQueryString();
//            }
//
//            logEntity.setRequestUrl(requestUrl);
//            logEntity.setUserId(loginStatus.getUserId());
//            logEntity.setUserType(loginStatus.getUserType());
//        }
//
//        MethodSignature signature = (MethodSignature) joinPoint.getSignature();
//        String businessTarget = signature.getDeclaringTypeName() + "." + signature.getMethod().getName();
//        businessTarget = businessTarget
//                .replace(PACKAGE_PREFIX, "")
//                .replace(CONTROLLER_POSTFIX, ".")
//                .replace(PACKAGE_PREFIX2, "");
//        logEntity.setBusinessTarget(businessTarget);
//    }
//
//    private void logResult(LogEntity log, Object result, long executeTime) {
//        if (!(result instanceof ResultVO)) {
//            return;
//        }
//
//        ResultVO resultVO = (ResultVO) result;
//        log.setResultCode(resultVO.getCode());
//        log.setMessage(resultVO.getMessage());
//        log.setExecuteTime(executeTime);
//    }
//
//    private HttpServletRequest getRequest() {
//        ServletRequestAttributes attributes = ((ServletRequestAttributes) RequestContextHolder.getRequestAttributes());
//        if (attributes == null) {
//            return null;
//        }
//
//        return attributes.getRequest();
//    }
//
//    private void setResponseCode(int statusCode) {
//        ServletRequestAttributes requestAttributes = (ServletRequestAttributes) RequestContextHolder.getRequestAttributes();
//        if (requestAttributes == null) {
//            return;
//        }
//        HttpServletResponse response = requestAttributes.getResponse();
//        if (response == null) {
//            return;
//        }
//
//        response.setStatus(statusCode);
//    }
//}