SpringBoot（八）更新用户名和密码

SpringBoot（八）

更新用户名和密码

UserController.class

@PatchMapping("/updatePwd")
public Result updatePwd(@RequestBody Map<String,String> params){
    //1、检验参数
    String oldPwd = params.get("old_pwd");
    String newPwd = params.get("new_pwd");
    String rePwd = params.get("re_pwd");

    if (!StringUtils.hasLength(oldPwd) || !StringUtils.hasLength(newPwd)  || !StringUtils.hasLength(rePwd)){
        return Result.error("缺少必要参数");
    }

    //判断原密码是否正确
    //调用userService根据用户名拿到原密码 在和old_pwd比对
    Map<String,Object> map  = ThreadLocalUtil.get();
    String username = (String) map.get("username");
    User byUserName = userService.findByUserName(username);
    if (!byUserName.getPassword().equals(Md5Util.getMD5String(oldPwd))){
        return Result.error("原密码不正确");
    }

    if (!rePwd.equals(newPwd)){
        return Result.error("两次密码不一致");
    }
    //2、调用Service完成密码更新
    userService.updatePwd(newPwd);
    return Result.success();
}

public interface UserService {

    User findByUserName(String username);

    void register(String username, String password);

    //更新
    void update(User user);

    //更新头像
    void updateAvatar(String avatarUrl);

    //更新密码
    void updatePwd(String newPwd);
}

UserServiceImpl.class

@Override
public void updatePwd(String newPwd) {
    Map<String,Object> map = ThreadLocalUtil.get();
    Integer id = (Integer) map.get("id");
    userMapper.updatePwd(Md5Util.getMD5String(newPwd),id);
}

UserMapper.class

@Update("update user set password=#{md5String},update_time=now() where id = #{id}")
void updatePwd(String md5String, Integer id);