单规格商品买赠复制商品属性

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

@@ -93,13 +93,7 @@ public class BuyAndGiftsPromotionService implements IPromotionService {
                 cartGoods.setClassificationName(product.getCategoryName());
                 // nodeId标识activeCode,用于计算均摊时每个商品在每个活动上均摊金额
                 cartGoods.setNodeId(sendActivity.getActivityCode());
-                CartGoods find = cartGoodsList.stream().filter(c -> c.getSpuId().equals(cartGoods.getSpuId())).findFirst().get();
-                if (find.getExtra().size()>0) {
-                    cartGoods.setExtra(find.getExtra());
-                    cartGoods.setSpuName(find.getSpuName());
-                    cartGoods.setSkuName(find.getSkuName());
-                    cartGoods.setSubName(find.getSubName());
-                }
+                this.setGiftExtra(cartGoods,product,cartGoodsList);
                 cartGoodsList.add(cartGoods);
                 totalGiftAmount += product.getFinalPrice() * sendGoods.getSendNumber();
             }
@@ -170,4 +164,40 @@ public class BuyAndGiftsPromotionService implements IPromotionService {
         }
         return productBeanList;
     }
+
+
+    private void setGiftExtra(CartGoods cartGoods,ProductBeanDTO product,List<CartGoods> cartGoodsList) {
+        long count = cartGoodsList.stream().filter(c -> c.getSpuId().equals(cartGoods.getSpuId())).count();
+        //购物车内存在同类
+        if (count>0) {
+            CartGoods find = cartGoodsList.stream().filter(c -> c.getSpuId().equals(cartGoods.getSpuId())).findFirst().get();
+            cartGoods.setExtra(find.getExtra());
+            cartGoods.setSpuName(find.getSpuName());
+            cartGoods.setSkuName(find.getSkuName());
+            cartGoods.setSubName(find.getSubName());
+        }
+        //不存在
+        else {
+            if (product.getProductAttributeGroupList().size()==0) {
+                return;
+            }
+            List<CartGoods.CartGoodsExtra> extra = new ArrayList<>();
+            ArrayList<String> name = new ArrayList<>();
+            List<ProductBeanDTO.ProductAttributeGroupListBean> productAttributeGroupList = product.getProductAttributeGroupList();
+            for (ProductBeanDTO.ProductAttributeGroupListBean productAttributeGroupListBean : productAttributeGroupList) {
+                ProductBeanDTO.ProductAttributeGroupListBean.AttributeValueBean bean = productAttributeGroupListBean.getAttributeValues().stream().findFirst().get();
+
+                CartGoods.CartGoodsExtra goodsExtra = new CartGoods.CartGoodsExtra();
+                goodsExtra.setAttributeId(bean.getAttributeId());
+                goodsExtra.setAttributeName(bean.getAttributeValue());
+                name.add(bean.getAttributeValue());
+                extra.add(goodsExtra);
+            }
+            cartGoods.setExtra(extra);
+            String join = StringUtils.join(name, "/");
+            cartGoods.setSubName(join);
+            cartGoods.setSpuName(join);
+            cartGoods.setSkuName(join);
+        }
+    }
 }