package com.ydtech.modules.admin.service.impl;

import cn.dev33.satoken.session.SaSession;
import cn.dev33.satoken.stp.StpUtil;
import com.ydtech.core.page.HttpResult;
import com.ydtech.exception.SystemException;
import com.ydtech.modules.admin.dao.SysUserRoleMapper;
import com.ydtech.modules.admin.model.SysUser;
import com.ydtech.modules.admin.model.vo.WechatBindVo;
import com.ydtech.modules.admin.model.vo.WechatLoginVo;
import com.ydtech.modules.admin.model.vo.WechatVo;
import com.ydtech.modules.admin.service.SysUserService;
import com.ydtech.modules.admin.service.WechatService;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import me.chanjar.weixin.common.bean.oauth2.WxOAuth2AccessToken;
import me.chanjar.weixin.common.error.WxErrorException;
import me.chanjar.weixin.mp.api.WxMpService;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.data.redis.core.StringRedisTemplate;
import org.springframework.stereotype.Service;
import org.springframework.util.ObjectUtils;

@Slf4j
@Service
@RequiredArgsConstructor
public class WechatServiceImpl implements WechatService {

    @Value("${pyramid.dept.id}")
    private String pyramid;

    private final SysUserService sysUserService;

    private final WxMpService wxMpService;

    @Override
    public HttpResult<WechatVo> login(WechatLoginVo wechatLoginVo) throws WxErrorException {
        WxOAuth2AccessToken accessToken = wxMpService.getOAuth2Service().getAccessToken(wechatLoginVo.getCode());
        String openId = accessToken.getOpenId();
        SysUser sysUser = sysUserService.lambdaQuery()
                .eq(SysUser::getOpenid, openId)
                .one();

        // 没有绑定微信
        if (sysUser == null) {
            throw new SystemException("您还未绑定工号。");
        }
        SysUser.verifyUser(sysUser);

        String token = StpUtil.createLoginSession(sysUser.getId());
        StpUtil.getSessionByLoginId(sysUser.getId()).set(SaSession.USER, sysUser);
        WechatVo wechatVo = new WechatVo(token, sysUser.getId());

        return HttpResult.ok("", wechatVo);
    }

    @Override
    public HttpResult<Object> bind(WechatBindVo wechatBindVo, String userId) throws WxErrorException {
        WxOAuth2AccessToken accessToken = wxMpService.getOAuth2Service().getAccessToken(wechatBindVo.getCode());
        String openId = accessToken.getOpenId();

        SysUser sysUser = sysUserService.lambdaQuery().eq(SysUser::getOpenid, openId).one();
        if (sysUser != null) {
            throw new SystemException("同一微信不能重复绑定");
        }

        SysUser user = sysUserService.lambdaQuery().eq(SysUser::getId, userId).one();
        if (ObjectUtils.isEmpty(user)) {
            throw new SystemException("你输入的工号不存在");
        }

        user.setOpenid(openId);
        boolean update = sysUserService.updateById(user);

        if (update) {
            return HttpResult.ok("绑定成功");
        }
        throw new SystemException("绑定失败");
    }


}