package cn.wisenergy.chnmuseum.party.common.log;


import cn.wisenergy.chnmuseum.party.auth.util.JwtTokenUtil;
import cn.wisenergy.chnmuseum.party.common.enums.RESPONSE_CODE_ENUM;
import cn.wisenergy.chnmuseum.party.common.enums.RESULT_INFO_ENUM;
import cn.wisenergy.chnmuseum.party.common.util.DateUtil80;
import cn.wisenergy.chnmuseum.party.core.annotations.OperationLog;
import cn.wisenergy.chnmuseum.party.mapper.SysLogMapper;
import cn.wisenergy.chnmuseum.party.model.SysLog;
import cn.wisenergy.chnmuseum.party.model.TOperationLog;
import cn.wisenergy.chnmuseum.party.model.TUser;
import cn.wisenergy.chnmuseum.party.service.TOperationLogService;
import cn.wisenergy.chnmuseum.party.service.impl.TUserServiceImpl;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import javassist.util.HotSwapper;
import org.apache.commons.lang3.StringUtils;
import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.Signature;
import org.aspectj.lang.annotation.AfterThrowing;
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.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;

import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import java.lang.reflect.Method;
import java.net.InetAddress;
import java.time.LocalDateTime;
import java.util.HashMap;
import java.util.List;
import java.util.Map;


@Service
@Aspect
@Transactional
class SystemOperationLogService extends ServiceImpl<SysLogMapper, SysLog> {

    @Resource
    private SysLogMapper sysLogMapper;

    @Autowired
    private TUserServiceImpl userService;

    @Autowired
    private TOperationLogService operationLogService;

    public SystemOperationLogService() {
        System.out.println("Aop");
    }

    public TUser getCurAdmin(HttpServletRequest request) {
        String header = request.getHeader("Authorization");
        if (StringUtils.isBlank(header)) {
            return null;
        }
        String username = JwtTokenUtil.getUsername(header);
        TUser user = userService.selectByUsername(username);
        return user;
    }

    /**
     * 切点
     */
    @Pointcut("@annotation(cn.wisenergy.chnmuseum.party.common.log.MethodLog)")
    public void methodCachePointcut() {
    }


    /**
     * 切面
     *
     * @param point
     * @return
     * @throws Throwable
     */
    @Around("methodCachePointcut()")
    public Object around(ProceedingJoinPoint point) throws Throwable {

        HttpServletRequest request = ((ServletRequestAttributes) RequestContextHolder
                .getRequestAttributes()).getRequest();
        MethodLog methodLog = getAnnotationLog(point);
        String ip = getIp(request);
        TUser user = getCurAdmin(request);
//        if (user==null){
//            HashMap<String, Object> resultMap = new HashMap<>();
//            resultMap.put("resultCode", "500");
//            resultMap.put("message", "用户未登录！");
//            return resultMap;
//        }
        String methodName = user.getUserName() + "登录本系统";
        if (user.getOrgName() != null) {
            methodName += "，机构" + user.getOrgName();
        }
        String packages = point.getThis().getClass().getName();
        if (packages.indexOf("$$EnhancerByCGLIB$$") > -1) { // 如果是CGLIB动态生成的类
            try {
                packages = packages.substring(0, packages.indexOf("$$"));
            } catch (Exception ex) {
                return getFailResult();
            }
        }
        String operatingcontent = "";
        Object[] method_param = null;

        Object object = null;
        try {
            method_param = point.getArgs(); //获取方法参数
            // String param=(String) point.proceed(point.getArgs());
            object = point.proceed();
        } catch (Exception e) {
            // 异常处理记录日志..log.error(e);
            return getFailResult();
        }
        if (methodLog.operModule().getMsg().contains("运维")) {
            TOperationLog operationLog = new TOperationLog();
            operationLog.setCreateTime(LocalDateTime.now());
            operationLog.setUserId(user.getId());
            operationLog.setOperationType(methodLog.operType().getMsg());
            operationLogService.save(operationLog);
            return object;
        }
        SysLog sysLog = new SysLog();
        if ("1".equals(user.getId())) {
            sysLog.setType(1);
        } else {
            sysLog.setType(2);
        }
        sysLog.setOperator(user.getUserName());
        sysLog.setOperationIp(ip);

        sysLog.setOperationContent(methodName);
        sysLog.setOperationTime(DateUtil80.getDateTimeOfTimestamp(System.currentTimeMillis()));
        // 处理设置注解上的参数
        getControllerMethodDescription(methodLog, sysLog);

        int insert = sysLogMapper.insert(sysLog);
        return object;
    }

    /**
     * 获取注解中对方法的描述信息 用于Controller层注解
     *
     * @param log 日志
     * @param
     * @throws Exception
     */
    public void getControllerMethodDescription(MethodLog log, SysLog sysLog) throws Exception {
        // 设置action动作
        sysLog.setOperationType(log.operType().getMsg());
        // 设置标题
        sysLog.setOperationObject(log.operModule().getMsg());
    }

    /**
     * 是否存在注解，如果存在就获取
     */
    private MethodLog getAnnotationLog(JoinPoint joinPoint) throws Exception {
        Signature signature = joinPoint.getSignature();
        MethodSignature methodSignature = (MethodSignature) signature;
        Method method = methodSignature.getMethod();

        if (method != null) {
            return method.getAnnotation(MethodLog.class);
        }
        return null;
    }

    protected Map<String, Object> getFailResult() {
        Map<String, Object> map = new HashMap<>();
        map.put(RESULT_INFO_ENUM.RESULT_CODE.getKey(), RESPONSE_CODE_ENUM.SERVER_ERROR.getResultCode());
        map.put(RESULT_INFO_ENUM.RESULT_MSG.getKey(), RESPONSE_CODE_ENUM.SERVER_ERROR.getMessage());
        return map;
    }

    /**
     * 方法异常时调用
     *
     * @param
     */
    @AfterThrowing("methodCachePointcut()")
    public void afterThrowing(JoinPoint point) throws Throwable {

    }

    /**
     * 获取请求ip
     *
     * @param request
     * @return
     */
    public static String getIp(HttpServletRequest request) {
        String ip = request.getHeader("x-forwarded-for");
        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
            ip = request.getHeader("Proxy-Client-IP");
        }
        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
            ip = request.getHeader("WL-Proxy-Client-IP");
        }
        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
            ip = request.getHeader("HTTP_CLIENT_IP");
        }
        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
            ip = request.getHeader("HTTP_X_FORWARDED_FOR");
        }
        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
            ip = request.getRemoteAddr();
            if ("127.0.0.1".equals(ip) || "0:0:0:0:0:0:0:1".equals(ip)) {
                //根据网卡取本机配置的IP
                InetAddress inet = null;
                try {
                    inet = InetAddress.getLocalHost();
                } catch (Exception e) {
                    e.printStackTrace();
                }
                ip = inet.getHostAddress();
            }
        }
        return ip;
    }
}