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ZengTao
2024-04-18 f8a73ae78727eab0063a26b4c57c3d451f1a0ab5 
 hangzhoumesParent/common/springsecurity/src/main/java/com/mes/userinfo/service/impl/SysUserServiceImpl.java


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package com.mes.userinfo.service.impl;




import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;


import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;


import com.mes.common.utils.JwtUtil;


import com.mes.common.utils.RedisUtil;


import com.mes.menu.mapper.SysMenuMapper;


import com.mes.userinfo.entity.LoginUser;


import com.mes.userinfo.entity.SysUser;


import com.mes.userinfo.mapper.SysUserMapper;


import com.mes.userinfo.service.SysUserService;


import com.mes.utils.Result;


import org.springframework.beans.factory.annotation.Autowired;


import org.springframework.security.authentication.AuthenticationManager;


import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;


import org.springframework.security.core.Authentication;


import org.springframework.security.core.context.SecurityContextHolder;


import org.springframework.security.core.userdetails.UserDetails;


import org.springframework.security.core.userdetails.UserDetailsService;


import org.springframework.security.core.userdetails.UsernameNotFoundException;


import org.springframework.stereotype.Service;




import javax.annotation.Resource;


import java.util.HashMap;


import java.util.List;


import java.util.Objects;




/**


 * <p>


 * 用户表 服务实现类


 * </p>


 *


 * @author zhoush


 * @since 2024-04-11


 */


@Service


public class SysUserServiceImpl extends ServiceImpl<SysUserMapper, SysUser> implements SysUserService, UserDetailsService {




    @Autowired


    private AuthenticationManager authenticationManager;


    @Autowired


    private RedisUtil redisUtil;




    @Resource


    private SysMenuMapper sysMenuMapper;




    @Override


    public Result login(SysUser user) {


        UsernamePasswordAuthenticationToken authenticationToken = new UsernamePasswordAuthenticationToken(user.getUserName(), user.getPassword());


        Authentication authenticate = authenticationManager.authenticate(authenticationToken);


        if (Objects.isNull(authenticate)) {


            throw new RuntimeException("用户名或密码错误");


        }


        //使用userid生成token


        LoginUser loginUser = (LoginUser) authenticate.getPrincipal();


        String userId = loginUser.getUser().getId().toString();


        String jwt = JwtUtil.createJWT(userId);


        //authenticate存入redis


        redisUtil.setCacheObject("login:" + userId, loginUser);


        //把token响应给前端


        HashMap<String, String> map = new HashMap<>();


        map.put("token", jwt);


        return Result.success(map);


    }




    @Override


    public Result logout() {


        Authentication authentication = SecurityContextHolder.getContext().getAuthentication();


        LoginUser loginUser = (LoginUser) authentication.getPrincipal();


        Long userid = loginUser.getUser().getId();


        redisUtil.deleteObject("login:" + userid);


        return Result.success("退出成功");


    }




    @Override


    public UserDetails loadUserByUsername(String username) throws UsernameNotFoundException {


        LambdaQueryWrapper<SysUser> lqw = new LambdaQueryWrapper<>();


        lqw.eq(SysUser::getUserName, username);


        SysUser user = this.baseMapper.selectOne(lqw);


        //判断是否为空


        if (Objects.isNull(user)) {


            throw new RuntimeException("用户名或密码错误");


        }


        //查询权限信息


        List<String> perms = sysMenuMapper.selectPermsByUserId(user.getId());




        return new LoginUser(user, perms);


    }


}