package com.izouma.walkchina.service;

import cn.binarywang.wx.miniapp.api.WxMaService;
import com.izouma.walkchina.domain.UserInfo;
import com.izouma.walkchina.exception.ServiceException;
import com.izouma.walkchina.repo.UserInfoRepository;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.domain.Example;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.stereotype.Service;


@Service
@Slf4j
public class UserInfoService implements UserDetailsService {
    @Autowired
    private UserInfoRepository userInfoRepository;
    @Autowired
    private WxMaService        wxMaService;

    @Override
    public UserInfo loadUserByUsername(String username) {
        log.info("loadUserByUsername {}", username);
        UserInfo userInfo = new UserInfo();
        userInfo.setUsername(username);
        return userInfoRepository.findOne(Example.of(userInfo)).orElse(null);
    }

    public UserInfo registerByUserPwd(String username, String password) throws ServiceException {
        UserInfo userInfo = userInfoRepository.findOne(Example.of(UserInfo.builder().username(username).build())).orElse(null);
        if (userInfo != null) {
            throw new ServiceException("该用户已存在");
        }
        userInfo = UserInfo.builder()
                .username(username)
                .password(new BCryptPasswordEncoder().encode(password))
                .build();
        userInfo = userInfoRepository.save(userInfo);
        return userInfo;
    }
}