优化一处代码

src/pages/service/cate.vue

@@ -42,6 +42,7 @@ export default {
     data() {
         return {
             utils: this.$utils,
+            loadedCartCount: false,
             position: { x: 300, y: 1000 },
             currentId: 0,
             newId: 0,
@@ -88,8 +89,9 @@ export default {
         this.loadCate();
     },
     onShow() {
-        if (this.isLogin) {
+        if (this.isLogin && !this.loadedCartCount) {
             this.$store.dispatch("cart/updateCount");
+            this.loadedCartCount = true;
         }
         this.newId = this.currentId = this.currentCateId;
     },