<?php


namespace app\api\controller;

use app\common\model\User;
use app\common\model\ShopConfig;
use Exception;
use think\Request;
use think\response\Json;
use tools\Crypt;
use tools\WXBizDataCrypt;

class AuthController extends Controller
{
    protected $authExcept = [
        'login'
    ];

    /**d
     * 登录并发放token
     * @param Request $request
     * @param User $model
     * @param UserValidate $validate
     * @return Json|void
     */
    public function login(Request $request,User $fumodel)
    {
        $param = $request->param();
        $avatar =$param['avatar']??'';
        $nickname =$param['nickname']??'';
        $code =$param['code']??'';
        $distribution_code =$param['distribution_code']??'';
        $encryptedData =$param['encryptedData']??'';
        $iv =$param['iv']??'';
        if(!$avatar || !$nickname || !$code){
            return error('参数不足');
        }
        $user_info = $this->get_openid($code,$encryptedData,$iv);
        if (!$user_info['openid']) {
            return error('授权失败');
        }
        $where['mobile'] = array('EQ',$user_info['tel']);
        $userinfo = $fumodel->field('id,avatar,nickname,openid')->where($where)->find();
        if($userinfo && !$userinfo['openid']){
            $data_login['login_ip']=$request->ip();
            $data_login['login_time']=time();
            $data_login['openid']=$user_info['openid'];
            $fumodel->where('id', $userinfo['id'])->update($data_login);
            $token = $this->getToken($userinfo['id']);
            $uid=Crypt::encrypt($userinfo['id']);
            return success(['token' => $token,'uid'=>$uid], '登录成功');
        }else if($userinfo && $userinfo['openid']){
            $data_login['login_ip']=$request->ip();
            $data_login['login_time']=time();
            $fumodel->where('id', $userinfo['id'])->update($data_login);
            $token = $this->getToken($userinfo['id']);
            $uid=Crypt::encrypt($userinfo['id']);
            return success(['token' => $token,'uid'=>$uid], '登录成功');
        }
        //登录逻辑
        // 启动事务
        $fumodel->startTrans();
        try {
            $res['sn'] =create_user_sn();
            $res['distribution_code'] =generate_invite_code();
            $res['nickname']=$nickname;
            $res['username'] = '用户'.$res['sn'];
            $res['avatar'] = $avatar;
            $res['openid'] = $user_info['openid'];
            $res['mobile'] = $user_info['tel'];
            $res['create_time'] = time();
            $res['login_ip']=$request->ip();
            $res['login_time']=time();
            $fumodel::create($res);
            $uid=$fumodel->getLastInsID();
            //分销
            if($distribution_code){
                $fumodel->code($distribution_code,$uid);
            }
            $fumodel->commit();
        } catch (Exception $e) {
            $fumodel->rollback();
            return client_error($e->getMessage());
        }
        $uid=Crypt::encrypt($uid);
        $token = $this->getToken($uid);
        //返回数据
        return success(['token' => $token,'uid'=>$uid], '注册成功');
    }

    //获取用户临时code 用来去获取openid
    public function get_openid($code,$encryptedData,$iv)
    {

        $APPID =ShopConfig::get('website', 'APPID');
        $APPSECRET=ShopConfig::get('website', 'APPSECRET');
        $url = 'https://api.weixin.qq.com/sns/jscode2session?appid=' . $APPID. '&secret=' . $APPSECRET. '&js_code=' . $code . '&grant_type=authorization_code';
        $val = curl_request($url);
        $user_info = json_decode($val,true);
        $encryptedData=urldecode($encryptedData);
        $iv = urldecode($iv);
        $pc = new WXBizDataCrypt($APPID,$user_info['session_key']);
        $errCode = $pc->decryptData($encryptedData,$iv,$data);
        $data1 = json_decode($data, true);
        $user_info['tel']=$data1['purePhoneNumber'];
        return $user_info;
    }
}