package com.guo.learningprogresstracker.service.impl;

import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.guo.learningprogresstracker.entity.UserEntity;
import com.guo.learningprogresstracker.exception.AppException;
import com.guo.learningprogresstracker.service.UserService;
import com.guo.learningprogresstracker.mapper.UserMapper;
import lombok.RequiredArgsConstructor;
import org.mindrot.jbcrypt.BCrypt;
import org.springframework.stereotype.Service;

/**
* @author guo
* @description 针对表【user(用户信息表)】的数据库操作Service实现
* @createDate 2024-06-09 15:28:48
*/
@Service
@RequiredArgsConstructor
public class UserServiceImpl extends ServiceImpl<UserMapper, UserEntity>
    implements UserService{

    @Override
    public String authenticate(String username, String password) throws AppException {

        UserEntity userEntity = this.getOneOpt(Wrappers.<UserEntity>lambdaQuery()
                .eq(UserEntity::getUserName, username))
                .orElseThrow(() -> new AppException("账号或密码错误！"));

        if (!BCrypt.checkpw(password, userEntity.getUserPassword())) {
            throw new AppException("账号或密码错误！");
        }

        return userEntity.getId();
    }
}