package com.ots.framework.aspectj;
import com.alibaba.fastjson.JSONObject;
import com.ots.common.utils.ServletUtils;
import com.ots.common.utils.StringUtils;
import com.ots.common.utils.security.ShiroUtils;
import com.ots.framework.aspectj.lang.annotation.Log;
import com.ots.framework.aspectj.lang.enums.BusinessStatus;
import com.ots.framework.manager.AsyncManager;
import com.ots.framework.manager.factory.AsyncFactory;
import com.ots.project.monitor.operlog.domain.OperLog;
import com.ots.project.system.user.domain.User;
import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.Signature;
import org.aspectj.lang.annotation.AfterReturning;
import org.aspectj.lang.annotation.AfterThrowing;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Pointcut;
import org.aspectj.lang.reflect.MethodSignature;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Component;
import java.lang.reflect.Method;
import java.util.Map;

@Aspect
@Component
public class LogAspect {
    private static final Logger log = LoggerFactory.getLogger(LogAspect.class);
    
    @Pointcut("@annotation(com.ots.framework.aspectj.lang.annotation.Log)")
    public void logPointCut() {
    }
    
    @AfterReturning(pointcut = "logPointCut()")
    public void doAfterReturning(JoinPoint joinPoint) {
        handleLog(joinPoint, null);
    }
    
    @AfterThrowing(value = "logPointCut()", throwing = "e")
    public void doAfterThrowing(JoinPoint joinPoint, Exception e) {
        handleLog(joinPoint, e);
    }
    protected void handleLog(final JoinPoint joinPoint, final Exception e) {
        try {
            
            Log controllerLog = getAnnotationLog(joinPoint);
            if (controllerLog == null) {
                return;
            }
            
            User currentUser = ShiroUtils.getSysUser();
            
            OperLog operLog = new OperLog();
            operLog.setStatus(BusinessStatus.SUCCESS.ordinal());
            
            String ip = ShiroUtils.getIp();
            operLog.setOperIp(ip);
            operLog.setOperUrl(ServletUtils.getRequest().getRequestURI());
            if (currentUser != null) {
                operLog.setOperName(currentUser.getLoginName());
                if (StringUtils.isNotNull(currentUser.getDept())
                        && StringUtils.isNotEmpty(currentUser.getDept().getDeptName())) {
                    operLog.setDeptName(currentUser.getDept().getDeptName());
                }
            }
            if (e != null) {
                operLog.setStatus(BusinessStatus.FAIL.ordinal());
                operLog.setErrorMsg(StringUtils.substring(e.getMessage(), 0, 2000));
            }
            
            String className = joinPoint.getTarget().getClass().getName();
            String methodName = joinPoint.getSignature().getName();
            operLog.setMethod(className + "." + methodName + "()");
            
            getControllerMethodDescription(controllerLog, operLog);
            
            AsyncManager.me().execute(AsyncFactory.recordOper(operLog));
        } catch (Exception exp) {
            
            log.error("==前置通知异常==");
            log.error("异常信息:{}", exp.getMessage());
            exp.printStackTrace();
        }
    }
    
    public void getControllerMethodDescription(Log log, OperLog operLog) throws Exception {
        
        operLog.setBusinessType(log.businessType().ordinal());
        
        operLog.setTitle(log.title());
        
        operLog.setOperatorType(log.operatorType().ordinal());
        
        if (log.isSaveRequestData()) {
            
            setRequestValue(operLog);
        }
    }
    
    private void setRequestValue(OperLog operLog) {
        Map<String, String[]> map = ServletUtils.getRequest().getParameterMap();
        String params = JSONObject.toJSONString(map);
        operLog.setOperParam(StringUtils.substring(params, 0, 2000));
    }
    
    private Log getAnnotationLog(JoinPoint joinPoint) throws Exception {
        Signature signature = joinPoint.getSignature();
        MethodSignature methodSignature = (MethodSignature) signature;
        Method method = methodSignature.getMethod();
        if (method != null) {
            return method.getAnnotation(Log.class);
        }
        return null;
    }
}