Fix：5397 【商城小程序】商品链接，连续快速点击“送给朋友”，重复弹出多个送礼页面

(cherry picked from commit 6d963a5bc0)

pages/shop/GoodsCon/index.vue

@@ -655,7 +655,8 @@ export default {
       pageKeyId: '',
       couponListLimit2ToShow: [],
       qualifications: [],
-      couponId: null
+      couponId: null,
+      submitActionLock: false
     }
   },
   computed: mapGetters(['isLogin', 'location', 'userInfo']),
@@ -821,6 +822,7 @@ export default {
     }
   },
   onShow() {
+    this.submitActionLock = false
     this.getMapData()
     getGiftCardSendBackground().then(res => {
       if (res.status === 200) {
@@ -1500,6 +1502,10 @@ export default {
           q.drawActivityId = Number(this.activityId || 0)
           break
       }
+      if (that.submitActionLock) {
+        return
+      }
+      that.submitActionLock = true
       postCartAdd(q).then(function (res) {
         that.isOpen = false
         that.attr.cartAttr = false
@@ -1511,6 +1517,9 @@ export default {
               discount: that.storeInfo.discount,
             }
           })
+          setTimeout(() => {
+            that.submitActionLock = false
+          }, 1500)
           return
         } 
         if(news === 2) {
@@ -1527,8 +1536,12 @@ export default {
             // + '&couponId=' + coupId
             url: giftUrl
           })
+          setTimeout(() => {
+            that.submitActionLock = false
+          }, 1500)
         }
         if(news === 0) {
+          that.submitActionLock = false
           uni.showToast({
             title: "添加购物车成功",
             icon: "success",
@@ -1541,6 +1554,7 @@ export default {
         }
       }).catch(error => {
         that.isOpen = false;
+        that.submitActionLock = false
         uni.showToast({
           title: error.msg,
           icon: "none",