<view class="group-list" v-for="item in message" :key="item.productId">
 <view class="group-img" @click="navTo">
 <image :src="item.productPicture"></image>
 </view>
 <view class="group-info">
 <view class="product-name">{{ item.productName }}</view>
 <view class="product-price">
 <text class="discounts">￥{{ item.productCurrentPrice }}</text>
 <text class="original">￥{{ item.productMarketPrice }}</text>
 </view>
 <view class="group-partner">
 <scroll-view scroll-x>
 <view class="user-img">
 <view v-for="(single, index) in item.avatarList" :key="index">
 <image :src="single"></image>
 </view>
 <view v-for="i in item.stillMissingNumber" :key="i">
 <image src="../../static/ssll-img/more.png"></image>
 </view>
 </view>
 </scroll-view>
 <button open-type="share">邀請好友</button>
 </view>
 <view class="clock">
 <text>拼團剩余：</text>
 <!-- 綁定倒計時 -->
 <text>{{ item.end_time1 }}</text> 
 </view>
 </view>
</view>

export default {
 data() {
 return {
 timeData: '', //存放每條數(shù)據(jù)的處理好的倒計時
 timer: '', //用來清除定時器
 message: [] //接口請求返回的數(shù)據(jù)
 }
 },
 onUnload(){ //卸載頁面清除定時器
 clearInterval(this.timer) 
 },
 methods: {
 getTimeList(){ 
 let that = this
 that.message.forEach((item) =>{
  var nowdate = new Date().getTime() //獲取當前時間毫秒數(shù)
  var time = item.productExpiredTime.replace(new RegExp("-", "gm"), "/") //ios不能識別日期格式中的 "-" ； .productExpiredTime是接口返回的名稱
  var timesp = time.split('.')[0] //此處是因為我們接口返回的時間格式是這樣："2019-12-31 11:00:00.0"
  var enddate = new Date(timesp).getTime() //處理好格式之后獲取結(jié)束時間的毫秒數(shù)
  var totaltime = enddate - nowdate //獲取時間差
  that.totaltime(totaltime) //這是下面封裝的方法，將毫秒數(shù)處理成"xx時xx分xx秒"
  item.end_time1 = that.timeData //處理好的單個時間安排到item上（重要）
 })
 this.message = that.message //全部處理好的數(shù)據(jù)重新賦值
 },
 
 totaltime(a){ //計算單個剩余時間
 let totaltime = a
 let that = this
  var h, m, s, d
  function test(num) {
  if (num < 10) {
   num = "0" + num 
  }
  return num
  }
  
 if (totaltime > 0) {
  d = Math.floor(totaltime / 1000 / 60 / 60 / 24) * 24
  h = Math.floor(totaltime / 1000 / 60 / 60 % 24)
  m = Math.floor(totaltime / 1000 / 60 % 60)
  s = Math.floor(totaltime / 1000 % 60)
  //獲取時分秒
  h = d + h
  h = test(h)
  m = test(m)
  s = test(s)
  
  this.timeData =`${h}時 : ${m}分 : ${s}秒` // 每個時間的顯示格式
  
 } else {
  
  this.timeData = `00 : 00 : 00` 
  
 }
 },
 //以下請求此頁面需要的數(shù)據(jù)
 getUserGroupList(接口參數(shù)) {
 this.$ajax({
 url: 'xxx/xxx/xxxxxx',
 data: {接口參數(shù)},
 success: res => {
 var that = this
 let data = res.data.groups
 if (data.length === 0) {
 this.$api.msg('暫時您還沒有參團信息！')
 setTimeout (function() {
 uni.navigateBack({ //返回上一頁
  delta: 1
 })
 },1500)
 } else {
 this.message = [...that.message, ...res.data.groups] //合并
 //數(shù)據(jù)返回成功之后再調(diào)計時器，防止異步
 //that.getTimeList()
 var timer = setInterval(function () {
  that.getTimeList()
 }, 1000)
 this.timer = timer
 }
 }
 }
}