package com.evo.common.handler;

import com.alibaba.fastjson2.JSONObject;
import com.baomidou.mybatisplus.core.handlers.MetaObjectHandler;
import com.evo.common.constant.Constants;
import com.evo.common.utils.DateUtils;
import com.evo.common.utils.SecurityUtils;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang3.ObjectUtils;
import org.apache.commons.lang3.StringUtils;
import org.apache.ibatis.reflection.MetaObject;
import org.springframework.stereotype.Component;

/**
 * @desc: 修改和新增自定义注解
 * @ClassName:InsertAndUpdateMybatisHandler
 * @date: 2025年04月17日 9:03
 * @author: andy.shi
 * @contact: 17330188597
 * @remark: 开发人员联系方式 1042025947@qq.com/微信同步
 */
@Component
@Slf4j
public class InsertAndUpdateMybatisHandler implements MetaObjectHandler {
    @Override
    public void insertFill(MetaObject metaObject) {
        try {
            String userName = SecurityUtils.getUsername();
            if(StringUtils.isEmpty(userName)){
                log.info("当前操作未登录, 无需执行");
                return;
            }
            if(ObjectUtils.isNotEmpty(metaObject)){
                mySetFieldValByName("createBy",SecurityUtils.getUsername(),metaObject);
                mySetFieldValByName("createTime",DateUtils.getNowDate(),metaObject);
                mySetFieldValByName("delFlag",Constants.DELETE_FLAG_0,metaObject);
            }
        } catch (Exception e) {
            log.error("自动填充拦截器异常=====insert,对象信息:{}, 异常信息:{}", JSONObject.toJSONString(metaObject), e.getMessage());
        }

    }

    private void mySetFieldValByName(String filedName, Object fieldVal, MetaObject metaObject) {
        Object createType = getFieldValByName(filedName,metaObject);
        if(ObjectUtils.isEmpty(createType)){
            setFieldValByName(filedName,fieldVal,metaObject);
        }
    }


    @Override
    public void updateFill(MetaObject metaObject) {
        try {
            String userName = SecurityUtils.getUsername();
            if(StringUtils.isEmpty(userName)){
                log.info("当前操作未登录, 无需执行");
                return;
            }
            if(ObjectUtils.isNotEmpty(metaObject)){
                mySetFieldValByName("updateBy",userName,metaObject);
                mySetFieldValByName("updateTime",DateUtils.getNowDate(),metaObject);
            }
        } catch (Exception e) {
            log.error("自动填充拦截器异常=====update,对象信息:{}, 异常信息:{}", JSONObject.toJSONString(metaObject),e.getMessage());
        }
    }
}