erp_old/app/api/controller/PayController.php

<?php

namespace app\api\controller;

use app\common\enum\PayEnum;
use app\common\logic\PayNotifyLogic;
use app\common\model\retail\Cashierclass;
use app\common\service\pay\PayService;

/**
 * 支付
 * Class PayController
 * @package app\api\controller
 */
class PayController extends BaseApiController
{

    public $notNeedLogin = ['notifyMnp'];

    /**
     * @notes 小程序支付回调
     */
    public function notifyMnp()
    {
        $app=new PayService(1);
        $result  = $app->wechat->callback(Request()->post());
        if($result && $result->event_type=='TRANSACTION.SUCCESS'){
            $ciphertext=$result->resource['ciphertext'];
            if ($ciphertext['trade_state'] === 'SUCCESS') {
                $extra['transaction_id'] = $ciphertext['transaction_id'];
                $attach = $ciphertext['attach'];
                switch ($attach) {
                    case 'cashierclass':
                        $order = Cashierclass::where(['number' => $ciphertext['out_trade_no']])->findOrEmpty();

                        if ($order->isEmpty() || $order->paid == PayEnum::ISPAID) {
                            return true;
                        }
                        PayNotifyLogic::handle('cashierclass', $ciphertext['out_trade_no'], $ciphertext);
                        $app->wechat->success();
                        break;
                }
            }
        }
    }
}