From ceb9ccee76b6b6bc77b297a1e9ed9a704a85704b Mon Sep 17 00:00:00 2001
From: Helius <wangdoubleone@gmail.com>
Date: Thu, 16 Jun 2022 10:19:53 +0800
Subject: [PATCH] fix

---
 src/main/java/cc/mrbird/febs/mall/service/impl/ApiMallShoppingCartServiceImpl.java |   41 ++++++++++++++++++++++-------------------
 1 files changed, 22 insertions(+), 19 deletions(-)

diff --git a/src/main/java/cc/mrbird/febs/mall/service/impl/ApiMallShoppingCartServiceImpl.java b/src/main/java/cc/mrbird/febs/mall/service/impl/ApiMallShoppingCartServiceImpl.java
index f6215dc..73f3c5a 100644
--- a/src/main/java/cc/mrbird/febs/mall/service/impl/ApiMallShoppingCartServiceImpl.java
+++ b/src/main/java/cc/mrbird/febs/mall/service/impl/ApiMallShoppingCartServiceImpl.java
@@ -14,6 +14,7 @@
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
 
 import java.util.List;
 
@@ -37,28 +38,30 @@
     }
 
     @Override
-    public void addGoodsToCart(AddCartDto addCartDto) {
-        MallGoodsSku sku = mallGoodsSkuMapper.selectById(addCartDto.getSkuId());
+    @Transactional(rollbackFor = Exception.class)
+    public void addGoodsToCart(List<AddCartDto> addCartDtoList) {
+        for (AddCartDto addCartDto : addCartDtoList) {
+            MallGoodsSku sku = mallGoodsSkuMapper.selectById(addCartDto.getSkuId());
 
-        if (sku == null) {
-            throw new FebsException("sku不存在");
-        }
+            if (sku == null) {
+                throw new FebsException("sku不存在");
+            }
+            Long memberId = LoginUserUtil.getLoginUser().getId();
 
-        Long memberId = LoginUserUtil.getLoginUser().getId();
+            MallShoppingCart cartGoods = this.baseMapper.selectCartGoodsBySkuId(sku.getId(), memberId);
+            if (cartGoods == null) {
+                cartGoods = new MallShoppingCart();
+                cartGoods.setGoodsId(sku.getGoodsId());
+                cartGoods.setSkuId(sku.getId());
+                cartGoods.setStyleId(sku.getStyleId());
+                cartGoods.setCnt(addCartDto.getCnt());
+                cartGoods.setMemberId(memberId);
 
-        MallShoppingCart cartGoods = this.baseMapper.selectCartGoodsBySkuId(sku.getId(), memberId);
-        if (cartGoods == null) {
-            cartGoods = new MallShoppingCart();
-            cartGoods.setGoodsId(sku.getGoodsId());
-            cartGoods.setSkuId(sku.getId());
-            cartGoods.setStyleId(sku.getStyleId());
-            cartGoods.setCnt(addCartDto.getCnt());
-            cartGoods.setMemberId(memberId);
-
-            this.baseMapper.insert(cartGoods);
-        } else {
-            cartGoods.setCnt(cartGoods.getCnt() + addCartDto.getCnt());
-            this.baseMapper.updateById(cartGoods);
+                this.baseMapper.insert(cartGoods);
+            } else {
+                cartGoods.setCnt(cartGoods.getCnt() + addCartDto.getCnt());
+                this.baseMapper.updateById(cartGoods);
+            }
         }
     }
 }

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