package com.quinn.service.impl;

import com.quinn.common.RoleType;
import com.quinn.intergration.AttrIcon;
import com.quinn.mapper.UserMapper;
import com.quinn.pojo.User;
import com.quinn.service.AccountCheckService;
import com.quinn.utils.HttpUtils;
import com.quinn.utils.JsonUtils;
import com.quinn.utils.QuinnUtils;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.stereotype.Component;
import org.springframework.util.StringUtils;

import javax.annotation.Resource;
import java.util.HashMap;
import java.util.Map;

@Component
public class AccountCheckServiceImpl implements AccountCheckService {

    @Resource
    UserMapper userMapper;

    private final String WX_OPENID_URL = "https://api.weixin.qq.com/sns/jscode2session";
    private final String WX_APP_ID = "wxb1f499f0a173865b";
    private final String WX_APP_SECRET = "833eefaf9206337d6c2d643f94baef7b";
    private final String GRANT_TYPE = "authorization_code";

    @Override
    public String getUserId(String code) {
        Map param = new HashMap<>();
        param.put("appid",WX_APP_ID);
        param.put("secret",WX_APP_SECRET);
        param.put("js_code",code);
        param.put("GRANT_TYPE",GRANT_TYPE);
        String result = HttpUtils.doPost(WX_OPENID_URL, param);
        String openid = (String) JsonUtils.decode(result,Map.class).get("openid");
        String uid = userMapper.getUserByOpenid(openid);
        if (StringUtils.isEmpty(uid) && StringUtils.isEmpty(openid)){
            // 没有这个用户，需要构建用户对象
            User user = new User();
            uid = QuinnUtils.getUuid();
            user.setUid(uid); // 用户唯一id
            user.setRole(RoleType.NORMAL.name());
            user.setUsername(uid);
            // 密码加密
            String bCryptPassword = new BCryptPasswordEncoder().encode("123456");
            user.setAvatar(AttrIcon.INSTANCE.generateImgUrl("123456"));
            user.setPassword(bCryptPassword);
            user.setGmtCreate(QuinnUtils.getTime());
            user.setLoginDate(QuinnUtils.getTime());
            user.setOpenid(openid);
            // 保存对象！
            userMapper.insert(user);
        }
        return uid;
    }
}