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shopping-cart-application-service/src/main/java/cn/freemud/demo/service/impl/AbstractUpdateGoodsQtyService.java

@@ -35,6 +35,7 @@ import cn.freemud.service.impl.calculate.CalculationCommonService;
 import cn.freemud.utils.WebUtil;
 import com.alibaba.fastjson.JSONArray;
 import com.alibaba.fastjson.JSONObject;
+import com.freemud.sdk.api.assortment.shoppingcart.constant.CommonsConstant;
 import com.freemud.sdk.api.assortment.shoppingcart.enums.BusinessTypeEnum;
 import com.freemud.sdk.api.assortment.shoppingcart.service.impl.ShoppingCartBaseServiceImpl;
 import org.apache.commons.collections4.CollectionUtils;
@@ -217,7 +218,12 @@ public abstract class AbstractUpdateGoodsQtyService implements UpdateGoodsQtySer
 
     private GetProductBO convert2ProductBO(UpdateAddGoodsBO baseRequestBO, CartGoods cartGoods) {
         GetProductBO getProductBO = new GetProductBO();
-        getProductBO.setGoodsId(Collections.singletonList(cartGoods.getGoodsId()));
+        if (cartGoods.getCartGoodsUid().startsWith(CommonsConstant.COUPON_PREFIX)) {
+            getProductBO.setGoodsId(Collections.singletonList(cartGoods.getSkuId()));
+        } else {
+            getProductBO.setGoodsId(Collections.singletonList(cartGoods.getGoodsId()));
+        }
+
         getProductBO.setStoreId(baseRequestBO.getShopId());
         getProductBO.setPartnerId(baseRequestBO.getPartnerId());
         getProductBO.setMenuType(BusinessTypeEnum.getByType(baseRequestBO.getMenuType()).getCode());