package com.ruoyi.framework.config;

import com.baomidou.mybatisplus.core.handlers.MetaObjectHandler;
import org.apache.ibatis.reflection.MetaObject;
import org.springframework.stereotype.Component;

import java.util.Date;

@Component
public class MyMetaObjectHandler implements MetaObjectHandler {

    @Override
    public void insertFill(MetaObject metaObject) {
        this.strictInsertFill(metaObject, "createTime", Date.class, new Date());
        this.strictInsertFill(metaObject, "updateTime", Date.class, new Date());
        // 若依特有的字段
        this.strictInsertFill(metaObject, "createBy", String.class, getUsername());
        this.strictInsertFill(metaObject, "updateBy", String.class, getUsername());
    }

    @Override
    public void updateFill(MetaObject metaObject) {
        this.strictUpdateFill(metaObject, "updateTime", Date.class, new Date());
        this.strictUpdateFill(metaObject, "updateBy", String.class, getUsername());
    }

    private String getUsername() {
        // 从安全上下文中获取当前用户名
        try {
            // 若依原有的获取用户名方式
            // return SecurityUtils.getUsername();
            return "admin"; // 临时写死，实际中需要动态获取
        } catch (Exception e) {
            return "system";
        }
    }
}