2021-09-03

完成功能：

按用户名+密码或邮箱+密码登录

  @PostMapping("loginByUsername")
    public Result<?> findByUsernamePassword(@RequestBody User user){
        System.out.println(user);

        QueryWrapper<User> wrapper=new QueryWrapper<>();

        wrapper.eq("username",user.getUsername())
                .eq("password",user.getPassword());

        User one = userService1.getOne(wrapper);

        if(one!=null){
            return Result.success(one);
        }else {
            QueryWrapper<User> wrapper1=new QueryWrapper<>();
            System.out.println(user.getUsername());
            System.out.println(user.getPassword());
            wrapper1.eq("email",user.getUsername())
                    .eq("password",user.getPassword());

            System.out.println(wrapper1);

            User user1=userService1.getOne(wrapper1);

            System.out.println("user1:"+user1);
            if(user1!=null){
                return Result.success(user1);
            }else {
                return Result.error();
            }
        }
    }

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