优化对库存限制的判断

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

@@ -1990,13 +1990,13 @@ public class ShoppingCartNewServiceImpl implements ShoppingCartNewService {
         GetProductStockResponseDto availableStocks = stockClient.getAvailableStocks(requestDto);
         if (availableStocks == null || !ResponseCodeConstant.RESPONSE_SUCCESS_STR.equals(availableStocks.getCode())) {
             throw new ServiceException(ResponseResult.SHOPPING_CART_STOCK_NOT_HAVE);
-        } else if (stock < qty) {
-            throw new BizServiceException(ResponseResult.SHOPPING_CART_STOCK_NOT_HAVE, "仅剩" + stock + "件库存了");
         }
         int stock = CollectionUtils.isEmpty(availableStocks.getResult()) || availableStocks.getResult().get(0).getQty() == null ? 0 :
                 availableStocks.getResult().get(0).getQty();
         if (stock <= 0) {
             throw new ServiceException(ResponseResult.SHOPPING_CART_STOCK_NOT_HAVE);
+        } else if (stock < qty) {
+            throw new BizServiceException(ResponseResult.SHOPPING_CART_STOCK_NOT_HAVE, "仅剩" + stock + "件库存了");
         }
 
     }