From 9c2da8289922d4c87a44d10a164e10e848f277de Mon Sep 17 00:00:00 2001
From: Lemon <15040771@qq.com>
Date: Wed, 26 Aug 2020 21:40:13 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BB=98=E6=AC=BE=E6=A0=A1=E9=AA=8C=20?=
 =?UTF-8?q?=E5=90=8C=E4=B8=80=E8=AE=A2=E5=8D=95=E4=B8=8D=E8=83=BD=E6=B7=BB?=
 =?UTF-8?q?=E5=8A=A0=E5=A4=9A=E4=B8=AA=E7=89=B9=E4=BB=B7=E5=95=86=E5=93=81?=
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---
 app/Controller/PaymentController.php | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/app/Controller/PaymentController.php b/app/Controller/PaymentController.php
index 9fc92ae..ec7d6d6 100644
--- a/app/Controller/PaymentController.php
+++ b/app/Controller/PaymentController.php
@@ -3,14 +3,23 @@
 namespace App\Controller;
 
 use App\Constants\ErrorCode;
+use App\Model\Order;
+use App\Model\OrderGoods;
 use App\Model\OrderMain;
 use App\Request\WxminiPayRequest;
 
+use App\Service\PurchaseLimitServiceInterface;
 use EasyWeChat\Factory;
+use Hyperf\DbConnection\Db;
 use Hyperf\Guzzle\CoroutineHandler;
 
 class PaymentController extends BaseController
 {
+    /**
+     * @Inject
+     * @var PurchaseLimitServiceInterface
+     */
+    protected $purchaseLimitService;
 
     public function wxminiPayOnline(WxminiPayRequest $request){
 
@@ -30,6 +39,22 @@ class PaymentController extends BaseController
             return $this->result(ErrorCode::PAY_FAILURE, $data,'订单不存在或已失效');
         }
 
+        //查询订单商品信息
+        $order = Order::query()
+            ->where('order_main_id',$data['order_id'])
+            ->select('id')
+            ->get()
+            ->toArray();
+        $orderGoods = OrderGoods::query()
+            ->whereIn('order_id',$order)
+            ->get();
+        //判断是否有购买多个特价商品
+        $result = $this->purchaseLimitService->PurchaseLimit($orderGoods);
+        if(!$result){
+            Db::rollBack();
+            return '同一个订单不能购买多个特价商品';
+        }
+
         $result = $app->order->unify([
             'body' => '懒族生活 - 外卖下单',
             'out_trade_no' => $orderMain->global_order_id,