修复： 首页商品数据加载bug

@@ -30,7 +30,7 @@
           </div>
           <div class="list-wrap" :style="{minHeight: total + 'px'}">
             <ProductList ref="product" :list="productList.list" :yasParams="listYasParams" v-if="productList.list.length > 0"></ProductList>
-            <UfoNoItem :tip="`暂无数据`" v-else></UfoNoItem>
+            <UfoNoItem class="channel-no-item" :tip="`暂无数据`" v-else></UfoNoItem>
           </div>
         </div>
       </Scroll>
@@ -106,6 +106,11 @@ export default {
         page: null, // 当前页号
         coupon_token: null, // 优惠券token
       },
+      selectedCategory: {
+        pagename: "productList",
+        productPool: "66",
+        title: "热门"
+      }
     };
   },
   computed: {
@@ -121,6 +126,7 @@ export default {
   },
   activated() {
     this.PAGE_URL = window.location.href;
+    this.fetchList(this.selectedCategory);
     // 首页进入上报
     this.$store.dispatch('reportYas', {
         params: {
@@ -237,6 +243,7 @@ export default {
       }
     },
     getIndex({index,params}) {
+      this.selectedCategory = params;
       this.setYasParam({index,...params});
       this.active = Number(index);
       this.$refs.scroll.scrollTo(0, -this.navTop, 300);
@@ -271,7 +278,8 @@ export default {
       //   this.$refs.scroll.forceUpdate();
       //   return;
       // }
-      await this.fetchList();
+      
+      await this.fetchList(this.selectedCategory);
       this.$refs.scroll.forceUpdate();
     },
 
@@ -325,6 +333,9 @@ export default {
               list[key] = data[key];
             }
           }
+          if(!Object.keys(data).includes('product_list')) {
+            list.list = []
+          }
           this.productList = list;
         }
       }catch(e) {
@@ -446,6 +457,10 @@ export default {
     position: relative;
     z-index: 1;
   }
+  
+  .channel-no-item {
+    padding-top: 200px;
+  }
 }
 .yohoufo-channel-page {
   /deep/ .cube-pullup-wrapper {