VuNguyen – 12-59 Mar 4

let initialTouchY = 0;

const handleTouchStart = (e) => {
      initialTouchY  = e.touches[0].clientY;
};

const handleTouchMove = (e) => {
      const currentTouchY = e.touches[0].clientY;
      
      if (currentTouchY > initialTouchY) {
        // Swiping down, but if while user swiping down suddenly swipe up, it still counts as swiping down, and this code block executed
      } else {
        // Swiping up
      }
}