gather/pages/MaterialFlowInfo/MaterialFlowInfo.wxml

<!-- 物流区 -->
<view style="{{packageInfo.length>0?'position: fixed;':''}}" class="con1 flex-row">
  <view wx:for="{{packageInfo}}" wx:key="index">
    <view wx:for="{{item.orderItems}}" wx:key="index">
      <image src="{{item.pic}}" mode="" class="chek_img" />
    </view>
  </view>
  <block wx:if="{{packageInfo.length>0}}">
    <view class="w_text" wx:for="{{packageInfo}}" wx:key="index">
      <view class="item" wx:for="{{item.orderItems}}" wx:key="index">商品信息：{{item.prodName}}</view>
      <view class="item">订单编号：{{item.orderNumber}}</view>
      <view class="item">物流编号：{{item.dvyFlowId}}</view>
    </view>
  </block>
  <view class="w_text" wx:else>
    <view class="item">订单编号：{{delivery.originId}}</view>
    <view class="item">物流编号：{{delivery.orderId}}</view>
  </view>
</view>
<block wx:if="{{packageInfo.length>0}}">
  <view class="container-map-box" wx:if="{{steps.length>0}}">
    <view class="map-box">
      <!-- polyline="{{polyline}}" 是否开启路线 -->
      <map style="width: 100%;height: 500rpx;" id="myMap" longitude="{{longitude}}" latitude="{{latitude}}" scale="{{scale}}" markers="{{markers}}" />
    </view>
    <view class="flow-info-box" style="top:{{flowInfoBoxTop}}rpx;" bindtouchstart="touchStart" bindtouchmove="touchMove">
      <view class="update-info" bindtap="updateInfo">
        <van-icon name="replay" />
      刷新</view>
      <van-steps desc-class="" steps="{{ steps }}" active="{{ active }}" direction="vertical" active-color="#006CE8" />
    </view>
  </view>
  <view class="con4" wx:else>
    <van-empty description="暂无信息" />
  </view>
</block>
<block wx:else>
  <view class="con4" wx:if="{{steps.length>0}}">
    <van-steps steps="{{ steps }}" active="{{ active }}" direction="vertical" active-color="#006CE8" />
  </view>
  <view class="con4" wx:else>
    <van-empty description="暂无信息" />
  </view>
</block>