修改藏品切换分类时重置滚动条

pages/collection/index.js

@@ -87,6 +87,7 @@ Page({
     const typeId = type === 'all' ? 0 : parseInt(type);
     
     this.setData({
+      artifactList: [],
       activeCategory: type,
       selectedType: typeId,
       pageNum: 1

pages/collection/index.wxml

@@ -30,7 +30,7 @@
 
   <!-- 内容区域 -->
   <scroll-view class="content-section" scroll-y="true" bindscrolltolower="onReachBottom">
-    <view class="collection-list">
+    <view wx:if="{{artifactList.length}}" class="collection-list">
       <view class="collection-item" wx:for="{{artifactList}}" wx:key="artifactId" bindtap="goCollectDetail" data-item="{{item}}">
         <view class="item-image-container">
           <image class="item-image" src="{{urlImg + item.img}}" mode="aspectFill"></image>