Add Simple countdown timer to your shopify store via JavaScript

Shopify › JavaScript › Theme
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Before you start it

  • Dawn theme version at this post is 6.0.2
  • Duplicate your theme

Quick Look 👀

Getting started ✏️

flash-sale-script.liquid

  • Online store > themes > Actions > Edit code > Snippets > ➕ Create a new snippet

  • Paste code and save 

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<script>
  /*
  Javascript count down timer
  data format: 2021-10-7 18:00:00
  */
  (function () {

    function convertDateForIos(date) {
      var arr = date.split(/[- :]/);
      date = new Date(arr[0], arr[1]-1, arr[2], arr[3], arr[4], arr[5]).getTime();
      return date;
    }
    const second = 1000,
          minute = second * 60,
          hour = minute * 60,
          day = hour * 24;
    // get all timer placeholder by class
    const timers = document.querySelectorAll('.CountdownTimer');

    let endDay = "2022-08-29 18:00:00",
    countDown = convertDateForIos(endDay);
    let x = '';
    let timerHtml = '';
      x = setInterval(function ins1() {
      // lock time zone
      let c = new Date().toLocaleString('en-US', { timeZone: 'Europe/London' });
      let sensibleFormat = new Date(c);

      let now = sensibleFormat.getTime(),
          distance = countDown - now;
      let dayText =  Math.floor(distance / (day));
      let hoursText =  Math.floor((distance % (day)) / (hour));
      let minutesText =  Math.floor((distance % (hour)) / (minute));
      let secondText = Math.floor((distance % (minute)) / second);
      if(dayText){
        timerHtml = '<b>'+dayText+'</b>d <b>'+hoursText+'</b>h <b>'+minutesText+'</b>m <b>'+secondText.toString().padStart(2, '0')+'</b>s';
      }else{
        timerHtml =  '<b>'+hoursText+'h '+minutesText+'m '+secondText+'s</b>';
      }
      timers.forEach(function(element){
        element.innerHTML = timerHtml;
      });
      //do something later when date is reached
      if (distance < 0) {
        clearInterval(x);
      }
      return ins1;
      //seconds
    }(), 1000);
  }());

</script>

theme.liquid

Paste code before </body>

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{% include 'flash-sale-script' %}

How to use

announcement-bar.liquid

  • Online store > themes > Actions > Edit code > Sections > announcement-bar

  • Paste code at the position you want ( timer is right after announcement bar text

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<span class="CountdownTimer"></span>