前端传remove，则删除记录的code

shopping-cart-application-service/src/main/java/cn/freemud/service/impl/mcoffee/ShoppingCartMCoffeeServiceImpl.java

@@ -298,16 +298,20 @@ public class ShoppingCartMCoffeeServiceImpl {
         String receiveId = shoppingCartInfoRequestVo.getReceiveId();
 
 
-//        /**
-//         * 如果couponCode为空，则从缓存里尝试获取
-//         * 如果couponCode不为空，则设置到缓存里
-//         */
-//        if(StringUtils.isEmpty(couponCode)) {
-//            couponCode = assortmentSdkService.getShoppingCartCoupon(partnerId, storeId, userId, shoppingCartBaseService);
-//            //TODO 校验券是否可用，不可用要删除
-//        } else {
-//            assortmentSdkService.setShoppingCartCouponCode(partnerId, storeId, userId, couponCode, shoppingCartBaseService);
-//        }
+        /**
+         * 如果couponCode为空，则从缓存里尝试获取
+         * 如果couponCode不为空，则设置到缓存里
+         */
+        if(StringUtils.isEmpty(couponCode)) {
+            couponCode = assortmentSdkService.getShoppingCartCoupon(partnerId, storeId, userId, shoppingCartBaseService);
+            //TODO 校验券是否可用，不可用要删除
+        } else {
+            if("remove".equals(couponCode)) {
+                couponCode = "";
+                assortmentSdkService.setShoppingCartCouponCode(partnerId, storeId, userId, "", shoppingCartBaseService);
+            }
+            assortmentSdkService.setShoppingCartCouponCode(partnerId, storeId, userId, couponCode, shoppingCartBaseService);
+        }
 
         // 获取购物车商品
         List<CartGoods> cartGoodsList = assortmentSdkService.getShoppingCart(partnerId, storeId, userId, sessionId, "", shoppingCartBaseService);