package edu.travel.service;

import com.alibaba.fastjson.JSON;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import edu.travel.entity.EduTenant;
import edu.travel.mapper.EduTenantMapper;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.security.core.userdetails.User;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.core.userdetails.UsernameNotFoundException;
import org.springframework.stereotype.Service;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;

import javax.servlet.http.HttpServletRequest;
import java.util.ArrayList;

@Service
public class UserServiceImpl implements UserDetailsService {
    @Autowired
    private EduTenantMapper eduTenantMapper;
    @Autowired
    private RedisTemplate redisTemplate;
    @Override
    public UserDetails loadUserByUsername(String username) throws UsernameNotFoundException {
        if (StringUtils.isBlank(username)) {
            throw new UsernameNotFoundException("username is empty");
        }
        EduTenant tenant = eduTenantMapper.selectOne(new LambdaQueryWrapper<EduTenant>().eq(EduTenant::getTenantPhone, username));
        if (tenant == null) {
            throw new UsernameNotFoundException("username not found");
        }
        HttpServletRequest request = ((ServletRequestAttributes) (RequestContextHolder.currentRequestAttributes())).getRequest();
        String code = request.getParameter("password");
        if (StringUtils.isBlank(code)) {
            throw new UsernameNotFoundException("验证码为空");
        }
        Object object = "1234";//redisTemplate.opsForValue().get("code_" + username);
        if (object == null) {
            throw new UsernameNotFoundException("验证码为空");
        }
        if (code.equals(object.toString())){
            redisTemplate.opsForValue().set("user_"+username+"_info", JSON.toJSONString(tenant));
            return new User(tenant.getTenantPhone(),code,new ArrayList<>());
        }
        throw new UsernameNotFoundException("验证码错误");
    }
}