From 054b2a8ea4739494c31e68f3941e9e2fc8887e2d Mon Sep 17 00:00:00 2001
From: "DESKTOP-GG6FIN9\\Administrator" <15040771@qq.com>
Date: Wed, 12 Aug 2020 14:33:22 +0800
Subject: [PATCH] =?UTF-8?q?=E8=BF=94=E5=88=B8?=
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---
 app/Service/CouponRebateService.php | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/app/Service/CouponRebateService.php b/app/Service/CouponRebateService.php
index 49c085c..7a2f310 100644
--- a/app/Service/CouponRebateService.php
+++ b/app/Service/CouponRebateService.php
@@ -290,6 +290,11 @@ class CouponRebateService implements CouponRebateServiceInterface
             //开启事务
             Db::beginTransaction();
             try {
+                //读写锁
+                Db::table('ims_system_user')
+                    ->lockForUpdate()
+                    ->where('id', $active['repay'])
+                    ->get();
                 //返券
                 if($exists_coupon_rebate){
                     //如果已有该优惠券 则领取数量 和 可用数量 自增1