修改提交订单

src/main/java/com/caimei/service/order/impl/OrderServiceImpl.java

@@ -113,7 +113,7 @@ public class OrderServiceImpl implements OrderService {
                     List<CmMallProductLadderPrice> ladderPriceList = detailsMapper.findLadderPrice(products.getId());
                     //更加商品购买数量获取商品对应阶梯价格
                     retailPrice = getLadderPrice(products.getProductCount(), ladderPriceList);
-                    totalPrice += retailPrice * products.getProductCount();
+                    totalPrice = retailPrice * products.getProductCount();
                     products.setRetailPrice(retailPrice);//重置阶梯价格售价
                 }else{
                     totalPrice = products.getRetailPrice() * products.getProductCount();