<view>
  <block wx:if="{{product.status === 0 || product.is_full === 1}}">
    <view class="btn cancel" >活动结束</view>
  </block>

  <block wx:elif="{{product.status === 1}}">
    <view class="btn cancel" >即将开始</view>
  </block>

  <block wx:elif="{{product.status === 2}}">
    <view class="btn ok" catchtap="onClick">参加抽奖</view>
  </block>

  <block wx:elif="{{product.status === 3 || product.status === 4}}">
    <view class="btn cancel">活动结束</view>
  </block>

  <block wx:elif="{{product.status === 5}}">
    <view class="btn cancel">人数不足 活动结束</view>
  </block>

  <block wx:else>
    <view class="btn cancel">活动未开始</view>
  </block>
</view>