优化点击nav上报

@@ -30,7 +30,7 @@
           </div>
           <div class="list-wrap">
             <ProductList ref="product" :list="productList.list" :yasParams="listYasParams" v-if="productList.list.length > 0"></ProductList>
-            <UfoNoItem class="channel-no-item" :tip="`暂无数据`" v-else></UfoNoItem>
+            <UfoNoItem class="channel-no-item" :style="noItemStyle" :tip="`暂无数据`" v-else></UfoNoItem>
           </div>
         </div>
       </Scroll>
@@ -115,6 +115,11 @@ export default {
     ...mapState(['channelList']),
     navList() {
       return get(find(this.channelList.list, ['template_name', 'guessLike']), 'data') || [];
+    },
+    noItemStyle() {
+      return {
+        height: this.total + 'px'
+      }
     }
   },
   watch: {
@@ -211,6 +216,7 @@ export default {
       });
      },
      setYasParam: function(params) {
+       console.log('setYas')
       let {total, list} = this.productList;
 
       if (params && typeof params === 'object' && Object.keys(params).length) {
@@ -249,14 +255,17 @@ export default {
     },
     getIndex({index,params}) {
       this.selectedCategory = params;
-      this.setYasParam({index,...params});
       this.active = Number(index);
       this.$refs.scroll.scrollTo(0, -this.navTop, 300);
+      this.setYasParam({index,...params});
     },
     scrollEndHandler({y}) {
       let scrollHeight = Math.abs(y)
-      this.reportYas(scrollHeight)
       this.$refs.product && this.$refs.product.yasShowEvent(scrollHeight+this.navTop);
+      if(scrollHeight === this.navTop) {
+        return
+      }
+      this.reportYas(scrollHeight)
     },
     scrollHandler({ y }) {
 
@@ -457,14 +466,13 @@ export default {
 
 .list-wrap {
   background: #f2f2f2;
-
   /deep/ .item {
     position: relative;
     z-index: 1;
   }
 
   .channel-no-item {
-    padding-top: 200px;
+    margin: 0 auto;
   }
 }
 .yohoufo-channel-page {

@@ -28,7 +28,6 @@ export default {
   data() {
     return {
       index: 0,
-
       labels: [],
     };
   },