合并行

shopping-cart-application-service/src/main/java/cn/freemud/service/impl/mcoffee/calculation/CouponDiscountCalculation.java

@@ -224,13 +224,13 @@ public class CouponDiscountCalculation {
                     cartGoods.setQty(b3S1DiscountOptional.get().getActualGoodsNumber());
                     cartGoods.setCouponCode(b3S1DiscountOptional.get().getActivityCode());
                     cartGoods.setCouponName(b3S1DiscountOptional.get().getActivityName());
+                    cartGoods.setAmount(goodsMap.get(cartGoods.getCartGoodsUid()).getRealAmount());
                     cartGoods.setIsB3S1CouponGoods(1);
                     cartGoodsNew.setCartGoodsUid(UUID.randomUUID().toString());
                     cartGoodsNew.setQty(newNum);
                     cartGoodsNew.setCouponCode(null);
                     cartGoodsNew.setCouponName(null);
                     cartGoodsNew.setAmount(cartGoods.getOriginalPrice() * cartGoods.getQty());
-                    cartGoods.setAmount(goodsMap.get(cartGoods.getCartGoodsUid()).getRealAmount());
                     newCartGoodsList.add(cartGoodsNew);
                 } else if(cartGoods.getQty() == b3S1DiscountOptional.get().getActualGoodsNumber()) {
                     cartGoods.setCouponCode(b3S1DiscountOptional.get().getActivityCode());
@@ -252,25 +252,6 @@ public class CouponDiscountCalculation {
         }
 
         if(haveB3S1Fav) {
-//            List<CartGoods> nowCartGoodsList = new ArrayList<>();
-//            AtomicBoolean changed = new AtomicBoolean();
-//            changed.set(false);
-//            if(CollectionUtils.isNotEmpty(cartGoodsList)){
-//                ApiLog.debug("合并买3赠1商品券 【merge-before】 : {} ", JSONObject.toJSONString(cartGoodsList));
-//                cartGoodsList.forEach(newCartGood -> {
-//                    int index;
-//                    if ((index = nowCartGoodsList.indexOf(newCartGood)) >= 0) {
-//                        changed.set(true);
-//                        nowCartGoodsList.get(index).setQty(nowCartGoodsList.get(index).getQty() + newCartGood.getQty());
-//                    } else {
-//                        nowCartGoodsList.add(newCartGood);
-//                    }
-//                });
-//            }
-//            if(changed.get()) {
-//                cartGoodsList.clear();
-//                cartGoodsList.addAll(nowCartGoodsList);
-//            }
 
             int index = 0;
             for (int i = 0; i < cartGoodsList.size(); i++) {
@@ -288,6 +269,30 @@ public class CouponDiscountCalculation {
                     index++;
                 }
             }
+
+
+            List<CartGoods> nowCartGoodsList = new ArrayList<>();
+            nowCartGoodsList.addAll(cartGoodsList);
+            AtomicBoolean changed = new AtomicBoolean();
+            changed.set(false);
+            if(CollectionUtils.isNotEmpty(cartGoodsList)){
+                ApiLog.debug("合并买3赠1商品券 【merge-before】 : {} ", JSONObject.toJSONString(nowCartGoodsList));
+                for (int i = cartGoodsList.size() - 1; i >= 1; i--) {
+                    CartGoods cartGoods = cartGoodsList.get(i);
+                    int index2 = nowCartGoodsList.indexOf(cartGoods);
+                    if(index2 < i) {
+                        changed.set(true);
+                        nowCartGoodsList.get(index2).setQty(nowCartGoodsList.get(index2).getQty() + cartGoods.getQty());
+                        nowCartGoodsList.remove(i);
+                    }
+                    ApiLog.debug("合并买3赠1商品券 【merge-ing】 : {} ", JSONObject.toJSONString(nowCartGoodsList));
+                }
+                ApiLog.debug("合并买3赠1商品券 【merge-after】 : {} ", JSONObject.toJSONString(nowCartGoodsList));
+            }
+            if(changed.get()) {
+                cartGoodsList.clear();
+                cartGoodsList.addAll(nowCartGoodsList);
+            }
         }
 
         // 当couponCode不为空时，需计算优惠价格