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package cn.wisenergy.chnmuseum.party.common.mybatis;
import cn.wisenergy.chnmuseum.party.model.TUser;
import com.baomidou.mybatisplus.core.handlers.MetaObjectHandler;
import org.apache.ibatis.reflection.MetaObject;
import org.apache.shiro.SecurityUtils;
import org.apache.shiro.subject.Subject;
import org.springframework.stereotype.Component;
import java.time.LocalDateTime;
/**
* 配置公共字段自动填充功能 @TableField(..fill = FieldFill.INSERT)
* 特别注意，3.0-gamma之前的版本 MetaObjectHandler 是抽象类
* 3.0-RC之后的版本MetaObjectHandler 是接口
*/
@Component
public class MetaObjectHandlerConfig implements MetaObjectHandler {
@Override
public void insertFill(MetaObject metaObject) {
LocalDateTime now = LocalDateTime.now();
Object createTime = getFieldValByName("createTime", metaObject);
Object updateTime = getFieldValByName("updateTime", metaObject);
if (createTime == null) {
this.setFieldValByName("createTime", now, metaObject);
}
if (updateTime == null) {
this.setFieldValByName("updateTime", now, metaObject);
}
final TUser currentUser = getCurrentUser();
if (currentUser != null) {
// this.setFieldValByName("userId", currentUser.getId(), metaObject);
// this.setFieldValByName("userName", currentUser.getUserName(), metaObject);
// this.setFieldValByName("orgName", currentUser.getOrgName(), metaObject);
this.setFieldValByName("creatorName", currentUser.getUserName(), metaObject);
}
}
@Override
public void updateFill(MetaObject metaObject) {
LocalDateTime now = LocalDateTime.now();
Object updateTime = getFieldValByName("updateTime", metaObject);
if (updateTime == null) {
this.setFieldValByName("updateTime", now, metaObject);
}
}
/*
* 获取当前登录用户
*
* @return 用户对象
*/
private TUser getCurrentUser() {
Subject subject = SecurityUtils.getSubject();
if (subject != null) {
return (TUser) subject.getPrincipal();
}
return null;
}
}