package com.supervision.service.impl;

import cn.hutool.core.util.StrUtil;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.supervision.domain.SysUser;
import com.supervision.service.SysUserService;
import com.supervision.mapper.SysUserMapper;
import org.springframework.stereotype.Service;

/**
* @author Administrator
* @description 针对表【sys_user】的数据库操作Service实现
* @createDate 2025-07-09 15:19:45
*/
@Service
public class SysUserServiceImpl extends ServiceImpl<SysUserMapper, SysUser>
    implements SysUserService{

    @Override
    public SysUser getByUsername(String username) {
        if (StrUtil.isEmpty(username)) {
            return null;
        }
        return this.lambdaQuery().eq(SysUser::getUserName, username).one();
    }
}