解决修改数据 数据丢失问题

src/components/CommodityMan/goodsListEdit.vue

@@ -2287,7 +2287,10 @@ export default {
       this.calcList(this.skuList, this.SpecificationList);
     },
     calcList(list, calist) {
+      
+      let oldArr=JSON.parse(JSON.stringify(this.SpecificationPriceList))
       this.SpecificationPriceList = [];
+      
       let arrList = [];
       list.forEach(item => {
         item.AttrList = [];
@@ -2311,21 +2314,36 @@ export default {
         });
       });
       list.forEach((item, i) => {
-        let obj = {
-          AttrList: item.AttrList,
-          SpecificationSort: item.SpecificationSort,
-          GoodsNumbers: item.GoodsNumbers,
-          GoodsWeight: item.GoodsWeight,
-          InventoryNum: item.InventoryNum,
-          SellingPrice: item.SellingPrice
-        };
+        let obj={};
+          obj = {
+            AttrList: item.AttrList,
+            SpecificationSort: item.SpecificationSort,
+            GoodsNumbers: item.GoodsNumbers,
+            GoodsWeight: item.GoodsWeight,
+            InventoryNum: item.InventoryNum,
+            SellingPrice: item.SellingPrice
+          };
+        oldArr.forEach(val=>{
+          if(val.SpecificationSort==item.SpecificationSort){
+           obj = {
+              AttrList: item.AttrList,
+              SpecificationSort: val.SpecificationSort,
+              GoodsNumbers: val.GoodsNumbers,
+              GoodsWeight: val.GoodsWeight,
+              InventoryNum: val.InventoryNum,
+              SellingPrice: val.SellingPrice
+            };
+          }
+          
+        })
+        this.SpecificationPriceList.push(obj);
         let obj1 = {
           Id: i,
           AttrList: item.AttrList,
           SpecificationSort: item.SpecificationSort,
           GradeCommissionList: []
         };
-        this.SpecificationPriceList.push(obj);
+        
         arrList.push(obj1);
       });
       this.calcdis(JSON.parse(JSON.stringify(arrList)));