修复组合商品问题

src/main/resources/static/js/product/mixins/supportMixins.js

@@ -18,6 +18,7 @@ var supportMixins = function () {
         methods: {
             handleShowPopup(pros,index){
                 this.currentIndex = index;
+                this.handldSku = pros.skus[0];
                 pros.isSkuPopup = !pros.isSkuPopup;
             },
             handleSkuCancel(pros,index){// 取消选择Sku