From be2d7ec232fbd22b5e46ec133485ea751520636d Mon Sep 17 00:00:00 2001
From: CeDo <cedoogle@gmail.com>
Date: 星期四, 22 四月 2021 09:47:58 +0800
Subject: [PATCH] Merge remote-tracking branch 'origin/master'

---
 springcloud_k8s_panzhihuazhihuishequ/common/src/main/java/com/panzhihua/common/utlis/DifferentLongListUtil.java                                |   50 +++++++++++++++++++++++++
 springcloud_k8s_panzhihuazhihuishequ/service_community/src/main/java/com/panzhihua/service_community/service/impl/ComShopGoodsServiceImpl.java |   24 +++++++++---
 2 files changed, 68 insertions(+), 6 deletions(-)

diff --git a/springcloud_k8s_panzhihuazhihuishequ/common/src/main/java/com/panzhihua/common/utlis/DifferentLongListUtil.java b/springcloud_k8s_panzhihuazhihuishequ/common/src/main/java/com/panzhihua/common/utlis/DifferentLongListUtil.java
new file mode 100644
index 0000000..89b00be
--- /dev/null
+++ b/springcloud_k8s_panzhihuazhihuishequ/common/src/main/java/com/panzhihua/common/utlis/DifferentLongListUtil.java
@@ -0,0 +1,50 @@
+package com.panzhihua.common.utlis;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * @Author: llming
+ * @Description: 获取不同两个list不同元素
+ */
+public class DifferentLongListUtil {
+    public static List<Long> getDiffrent(List<Long> list1, List<Long> list2) {
+        Map<Long, Integer> map = new HashMap<Long, Integer>(list1.size() + list2.size());
+        List<Long> diff = new ArrayList<Long>();
+        List<Long> maxList = list1;
+        List<Long> minList = list2;
+        if (list2.size() > list1.size()) {
+            maxList = list2;
+            minList = list1;
+        }
+
+        for (Long Long : maxList) {
+            map.put(Long, 1);
+        }
+
+        for (Long Long : minList) {
+            Integer cc = map.get(Long);
+            if (cc != null) {
+                map.put(Long, ++cc);
+                continue;
+            }
+            map.put(Long, 1);
+        }
+
+        for (Map.Entry<Long, Integer> entry : map.entrySet()) {
+            if (entry.getValue() == 1) {
+                diff.add(entry.getKey());
+            }
+        }
+        return diff;
+    }
+
+    public static void main(Long[] args) {
+//        List<Long> Longs1 = Arrays.asList(1L, 2L, 2L, 3L, 4L);
+//        List<Long> Longs2 = Arrays.asList(1L, 2L, 5L, 6L, 4L);
+//        List<Long> diffrent = getDiffrent(Longs1, Longs2);
+//        System.out.println(diffrent);
+    }
+}
diff --git a/springcloud_k8s_panzhihuazhihuishequ/service_community/src/main/java/com/panzhihua/service_community/service/impl/ComShopGoodsServiceImpl.java b/springcloud_k8s_panzhihuazhihuishequ/service_community/src/main/java/com/panzhihua/service_community/service/impl/ComShopGoodsServiceImpl.java
index d4978aa..71152b0 100644
--- a/springcloud_k8s_panzhihuazhihuishequ/service_community/src/main/java/com/panzhihua/service_community/service/impl/ComShopGoodsServiceImpl.java
+++ b/springcloud_k8s_panzhihuazhihuishequ/service_community/src/main/java/com/panzhihua/service_community/service/impl/ComShopGoodsServiceImpl.java
@@ -13,6 +13,7 @@
 import com.panzhihua.common.model.vos.shop.AddShopGoodsAttrVO;
 import com.panzhihua.common.model.vos.shop.PageShopGoodsVO;
 import com.panzhihua.common.model.vos.shop.AddShopGoodsVO;
+import com.panzhihua.common.utlis.DifferentLongListUtil;
 import com.panzhihua.common.utlis.StringUtils;
 import com.panzhihua.service_community.dao.ComShopGoodsAttrDAO;
 import com.panzhihua.common.model.vos.shop.ComShopGoodsAttrVO;
@@ -31,6 +32,7 @@
 import javax.annotation.Resource;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.stream.Collectors;
 
 /**
  * @auther lyq
@@ -132,12 +134,8 @@
         if (update < 1) {
             throw new ServiceException("修改失败");
         }
-        addShopGoodsVO.getGoodsAttrVOList().forEach(goodsAttr -> {
-            ComShopGoodsAttrDO comShopGoodsAttrDO = shopGoodsAttrDAO.selectById(goodsAttr.getGoodsAttrId());
-            comShopGoodsAttrDO.setPrice(goodsAttr.getAttrPrice());
-            comShopGoodsAttrDO.setGoodsAttr(goodsAttr.getGoodsAttr());
-            shopGoodsAttrDAO.updateById(comShopGoodsAttrDO);
-        });
+        //修改规格表
+        List<ComShopGoodsAttrDO> comShopGoodsAttrDOS = shopGoodsAttrDAO.selectList(new LambdaQueryWrapper<ComShopGoodsAttrDO>().eq(ComShopGoodsAttrDO::getGoodsId, id));
         if (addShopGoodsVO.getGoodsAttrVOList().size() == 0) {
             shopGoodsAttrDAO.delete(new LambdaQueryWrapper<ComShopGoodsAttrDO>().eq(ComShopGoodsAttrDO::getGoodsId, id));
             ComShopGoodsAttrDO comShopGoodsAttrDO = new ComShopGoodsAttrDO();
@@ -149,6 +147,20 @@
             comShopGoodsAttrDO.setIsDefault(1);
             comShopGoodsAttrDO.setPrice(addShopGoodsVO.getPrice());
             shopGoodsAttrDAO.insert(comShopGoodsAttrDO);
+        }else{
+            List<Long> attrIds = comShopGoodsAttrDOS.stream().map(ComShopGoodsAttrDO::getId).collect(Collectors.toList());
+            List<Long> voAttrIds = addShopGoodsVO.getGoodsAttrVOList().stream().map(AddShopGoodsAttrVO::getGoodsAttrId).collect(Collectors.toList());
+            //需要删除的规格ID——针对编辑时删除了规格的情况
+            List<Long> deleteIds = DifferentLongListUtil.getDiffrent(attrIds, voAttrIds);
+            if(deleteIds.size()!=0){
+                shopGoodsAttrDAO.deleteBatchIds(deleteIds);
+            }
+            addShopGoodsVO.getGoodsAttrVOList().forEach(goodsAttr -> {
+                ComShopGoodsAttrDO comShopGoodsAttrDO = shopGoodsAttrDAO.selectById(goodsAttr.getGoodsAttrId());
+                comShopGoodsAttrDO.setPrice(goodsAttr.getAttrPrice());
+                comShopGoodsAttrDO.setGoodsAttr(goodsAttr.getGoodsAttr());
+                shopGoodsAttrDAO.updateById(comShopGoodsAttrDO);
+            });
         }
         return R.ok();
     }

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