screen/application/common/service/PayReturnService.php

<?php
namespace app\common\service;

use addons\epay\library\Service;
use app\common\model\Payment;
use com\unionpay\acp\sdk\AcpService;
use com\unionpay\acp\sdk\UnionQuery;
use fast\Arr;
use think\App;

class PayReturnService{
    /** @var Payment */
    protected $payment;

    /**
     * @param Payment $payment
     */
    public function setPayment(Payment $payment): void
    {
        $this->payment = $payment;
    }
   public function companyBank(){

   }
   public function wechat(){
        $payed=Service::checkNotify('wechat');
        return [
            $payed!==false,
            'success'
        ];
   }
    public function returnUrl(){
        return request()->root(true);
    }
   public function alipay(){
       $payed=Service::checkNotify('alipay');
       return [
           $payed!==false,
           'success'
       ];
   }
   public function bankUnion(){
        require __DIR__.'/../library/upacp_demo_b2c/sdk/acp_service.php';
        $postData=input();
        $isPay=AcpService::validate($_POST);
        $queryPay=UnionQuery::query($postData['orderId'],$this->payment->create_time);
        user_log('PayReturnService.bankUnion',compact('isPay','queryPay'));
        return [
            $isPay && $queryPay,
            'success'
        ];
   }
   public function otherUser(){}
   public function offline(){}
   public function process(){
        $method=Arr::get(OrderPayService::$methods,$this->payment->pay_type);
        return App::invokeMethod([$this,$method]);
   }
}