wx-parent/subpackages/purchasehistory/purchasehistory.wxml

<view style="background: #f5f5f5; padding: 20rpx 0;">
  <view class="container">
    <view class="title_1" bindtap="toggleManageMode">
      {{ isManaging ? '退出管理' : '下载管理' }}
    </view>
    <!-- 列表 -->
    <view class="lishi_list {{ isManaging ? 'ones' : ''}}">
      <checkbox-group bindchange="onCheckboxGroupChange">
        <block wx:for="{{ historyList }}" wx:key="index">
          <view class="lishi_item">
            <checkbox
              wx:if="{{ isManaging }}"
              class="checkbox"
              value="{{ item.download_history_id }}"
              checked="{{ item.checked }}"
              data-id="{{ item.download_history_id }}"
            />
            <image src="{{ item.cover }}" mode="aspectFill" class="item_image"></image>
            <view class="item_info">
              <view class="item_title">{{ item.name }}</view>
              <view class="item_date">{{ item.createdAt }}</view>
            </view>
            <view class="xiazai_img">
              <image class="search-icon" src="{{xiazi}}" />
            </view>
          </view>
        </block>
      </checkbox-group>
      <view wx:if="{{ isLoading }}" class="loading-text">加载中...</view>
      <view wx:elif="{{ !hasMore }}" class="no-more-text">没有更多了</view>
    </view>
    <view class="bottom_bar" wx:if="{{ isManaging }}">
      <view class="select_all" >
        <checkbox  bindtap="selectAll" />
        <view style="padding-left: 16rpx;">全选</view>
      </view>
      <button class="delete_button" bindtap="deleteItems">删除</button>
    </view>
  </view>
</view>