test01/pages/coupons/merge.wxml

<van-empty wx:if="{{ !mergeCouponsRules }}" description="暂无合成规则" />
<van-cell-group wx:for="{{mergeCouponsRules}}" wx:key="id" title="{{ item.name }}">
  <van-cell
    wx:for="{{item.rules}}"
    wx:for-item="rule"
    wx:key="id"
    icon="{{ rule.type == 0 ? 'delete' : 'share-o' }}"
    title="{{ rule.typeStr }}"
    label="优惠券:{{ rule.couponName }}"
    value="{{rule.number}} 张"
  />
  <view class="block-btn">
    <van-button type="primary" block data-idx="{{ index }}" loading="{{ loading }}" bind:click="merge">立即合成</van-button>
  </view>
</van-cell-group>