| | |
| | | package com.example.jz.service.impl; |
| | | |
| | | import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper; |
| | | import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper; |
| | | import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl; |
| | | import com.example.jz.dao.CauseDao; |
| | | import com.example.jz.dao.GroupDao; |
| | |
| | | groupUserDao.insert(groupUser); |
| | | return true; |
| | | } |
| | | |
| | | @Override |
| | | public void leaveGroup(Integer id, Integer groupId) { |
| | | groupUserDao.delete(new QueryWrapper<GroupUser>().eq("user_id",id).eq("group_id",groupId)); |
| | | } |
| | | } |
| | | |