微信小程序 商城商品倒计时

在微信小程序 商城项目中 商城计时折扣 是基本功能 如果是在一些团购商城的话 可能不止一件商品座倒计时处理；
一下demo则是处理一列商品的计时器

day+hour+min+sec

//day+hour+min+sec

  OutTime(shoplist){
    var that = this ;
    var list=shoplist;
    clearInterval(that.data.timer)
    var timer = setInterval(res => {
        if (list.is_opengroup) {
          var endTime = list.end_time; //获取数据中的时间戳 
          var nowTime = new Date().getTime(); //现在时间（时间戳）
          var timeOut = parseInt(endTime) - parseInt(nowTime / 1000)
          var day = 0,
            hour = 0,
            minute = 0,
            second = 0;
          // console.log(timeOut, nowTime, endTime, list.name)
          if (timeOut > 0) { //转换时间 
            //天数
            var day = Math.floor(timeOut / (60 * 60 * 24));
            //取模（余数）
            var modulo = timeOut % (60 * 60 * 24);
            //小时数
            var hour = Math.floor(modulo / (60 * 60));
            modulo = modulo % (60 * 60);
            //分钟
            var minute = Math.floor(modulo / 60);
            //秒
            var second = modulo % 60;
            if (day <= 9) day = '0' + day;
            if (hour <= 9) hour = '0' + hour;
            if (minute <= 9) minute = '0' + minute;
            if (second <= 9) second = '0' + second;
            // timeOut--;
            var time = {
              day: day,
              hour: hour,
              minute: minute,
              second: second
            }
            // console.log(time)
            list.time = time; //在数据中添加difftime参数名，把时间放进去 
          } else {
            var str = "已结束！";
            // clearInterval(that.data.timer);
            list.time=''
          }
          // console.log(str); 
        }

        that.setData({
          shop: list
        })
    }, 1000)
    console.log()
    that.setData({
      timer: timer
    })
  },
  

hour+min+sec

OverTime(shoplist) {
  var that = this;
  var list = shoplist
  clearInterval(that.data.timer)
  var timer = setInterval(res => {
    for (var i = 0; i < list.length; i++) {
      // console.log(list[i])
      if (list[i].is_opengroup) {
        var endTime = list[i].end_time; //获取数据中的时间戳 
        var nowTime = new Date().getTime(); //现在时间（时间戳）
        var timeOut = parseInt(endTime) - parseInt(nowTime / 1000)
        var day = 0,
          hour = 0,
          minute = 0,
          second = 0;
        // console.log(timeOut, nowTime, endTime, list[i].name)
        if (timeOut > 0) { //转换时间 
          day = Math.floor(timeOut / (60 * 60 * 24));
          hour = Math.floor(timeOut / (60 * 60));
          minute = Math.floor(timeOut / 60) - (hour * 60);
          second = Math.floor(timeOut) - (hour * 60 * 60) - (minute * 60);
          if (day <= 9) day = '0' + day;
          if (hour <= 9) hour = '0' + hour;
          if (minute <= 9) minute = '0' + minute;
          if (second <= 9) second = '0' + second;
          // timeOut--;
          var time = {
            day: day,
            hour: hour,
            minute: minute,
            second: second
          }
          // console.log(time)
          var key = 'time'
          list[i][key] = time; //在数据中添加difftime参数名，把时间放进去 
        } else {
          var str = "已结束！";
          // clearInterval(that.data.timer);
          var key1 = 'timeover'
          list[i][key1] = str;
        }
        // console.log(str); 
      }

      that.setData({
        shopList: list
      })
    }
  }, 1000)
  console.log()
  that.setData({
    timer: timer
  })
},