Task：订单提交页面优化/ 提交订单前，若在商品详情页选择了优惠券，则提交订单页面删除该按钮

pages/shop/GoodsCon/index.vue

@@ -57,7 +57,7 @@
             <view
               v-if="attr.productSelect.earnPoints"
               :class="couponListLimit2ToShow.length > 0 ? 'earn-points' : ''"
-              class="value value2 v12-font-24 v12-primary-text"
+              class="value value2 v12-font-24 v12-primary-text v12-mb-2"
             >
               预计获得{{ attr.productSelect.earnPoints }}积分
             </view>
@@ -183,7 +183,7 @@
 
         <!-- v9 优惠券开始 -->
         <u-popup :show="show" :round="10" mode="bottom" closeOnClickOverlay @close="changeCoupons()">
-          <CouponsPopup :two-list="couponList" @change="changeCoupons" @close="changeCoupons()" :showTab="false" :currentPrice="storeInfo.price" />
+          <CouponsPopup :two-list="couponList" @ok="setCoupon" @change="changeCoupons" @close="changeCoupons()" :showTab="false" :currentPrice="storeInfo.price" />
         </u-popup>
         <!-- v9 优惠券结束 -->
 
@@ -618,7 +618,8 @@ export default {
       isFavorite: false,
       pageKeyId: '',
       couponListLimit2ToShow: [],
-      qualifications: []
+      qualifications: [],
+      couponId: null
     }
   },
   computed: mapGetters(['isLogin', 'location', 'userInfo']),
@@ -1383,11 +1384,13 @@ export default {
       postCartAdd(q).then(function (res) {
         that.isOpen = false
         that.attr.cartAttr = false
+        console.log( that.couponId)
         if (news) {
           that.$yrouter.push({
             path: "/pages/order/OrderSubmission/index",
             query: {
-              id: res.data.cartId
+              id: res.data.cartId,
+              couponId: that.couponId
             }
           })
         } else {
@@ -1438,9 +1441,12 @@ export default {
       this.posters = false
     },
     // v9-2
-    changeCoupons() {
+    changeCoupons(e) {
       this.show = !this.show
     },
+    setCoupon(couponId) {
+      this.couponId = couponId
+    },
     async checkFavorite() {
       const res = await checkProduct(this.id, this.uniqueId)
       if (res.success) this.isFavorite = res.data.hasFavorite