/**
 * Copyright (c) 2018 人人开源 All rights reserved.
 *
 * https://www.renren.io
 *
 * 版权所有，侵权必究！
 */

package com.example.server.entity;

import com.baomidou.mybatisplus.core.handlers.MetaObjectHandler;
import com.example.client.entity.PlatformEntity;
import com.example.client.entity.PlatformLogEntity;
import com.example.client.entity.TenantEntity;
import com.example.server.user.model.SysUser;
import com.example.server.utils.CacheUtils;
import org.apache.ibatis.reflection.MetaObject;
import org.springframework.stereotype.Component;

import java.time.LocalDate;
import java.time.format.DateTimeFormatter;
import java.util.Date;

/**
 * 公共字段，自动填充值
 *
 * @author hehz
 */
@Component("fieldHandler")
public class FieldMetaObjectHandler implements MetaObjectHandler {

    @Override
    public void insertFill(MetaObject metaObject) {
        Object object = metaObject.getOriginalObject();
        SysUser user = (SysUser) CacheUtils.get("user","user");
        LocalDate currentDate = LocalDate.now();
        DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd");
        // 将当前日期格式化为字符串
        String date = currentDate.format(formatter);

        if (object instanceof PlatformLogEntity) {
            PlatformLogEntity entity = (PlatformLogEntity) object;
            entity.setCreator(user.getUserId());// 创建者
            entity.setCreateDate(date);// 创建时间
        }
        if (object instanceof PlatformEntity) {
            PlatformEntity entity = (PlatformEntity) object;
            entity.setDelete(false);
            entity.setUpdater(user.getUserId());// 更新者
            entity.setUpdateDate(date);// 更新时间
        }
        if (object instanceof TenantEntity) {
            TenantEntity entity = (TenantEntity) object;
            entity.setTenantId(user.getTenantId());
        }
    }

    @Override
    public void updateFill(MetaObject metaObject) {
        LocalDate currentDate = LocalDate.now();
        DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd");
        // 将当前日期格式化为字符串
        String date = currentDate.format(formatter);
        SysUser user =(SysUser) CacheUtils.get("user","user");
        Object object = metaObject.getOriginalObject();
        if (object instanceof PlatformEntity) {
            PlatformEntity entity = (PlatformEntity) object;
            entity.setUpdater(user.getUserId());// 更新者
            entity.setUpdateDate(date);// 更新时间
        }

    }

    private boolean isEmpty(Long value) {
        return value == null || value == 0;
    }

}