套餐特价添加为空校验

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

@@ -133,7 +133,7 @@ public class SetMealServiceImpl implements IPromotionService {
      */
     private String getTotalAmount(CartGoods cartGoods, long productGroupAmount, Map<String, Integer> numberMap, Map<String, ActivityCalculationDiscountResponseDto.CalculationDiscountResult.Goods> goodsMap) {
 
-        if (goodsMap.get(cartGoods.getGoodsId()).getDiscountAmount() == 0) {
+        if (goodsMap.isEmpty()||goodsMap.get(cartGoods.getGoodsId()).getDiscountAmount() == 0) {
             cartGoods.setAmount((cartGoods.getFinalPrice() + productGroupAmount) * cartGoods.getQty());
             return "";
         }