Useful snippet to test if a devices has a touch screen.

isTouchScreenDevice.js

const isTouchScreenDevice = () => {
  try {
    window.document.createEvent('TouchEvent');
    // if can create touch event without error
    // the device has a touch screen
    return true;
  } catch (err) {
    // swallow error and return false
    return false;
  }
}