if (user == null) {
            QueryWrapper<User> queryAccountWrapper = new QueryWrapper<>();
            queryAccountWrapper.eq("account", accountOrEmail);
            user = userMapper.selectOne(queryAccountWrapper);
            if (user == null) {
                return Result.fail(TCode.ACCOUNT_NOT_EXIST.getCode(), "User does not exist", null);
            }
        }

        boolean matches = passwordEncoder.matches(password, user.getPassword());
        if (!matches) {
            return Result.fail(TCode.PWD_ERROR.getCode(), TCode.PWD_ERROR.getMsg(), null);
        }