@trap_stevo/legendarybuilderproreact-ui/dist/HUDComponents/UseSmoothScroll.js

The legendary UI & utility API that makes your application a legendary application. ~ Created by Steven Compton

import _slicedToArray from "@babel/runtime/helpers/slicedToArray";
/*

     Created by Hassan Steven Compton.
     
     March 7, 2024.

*/
import { useEffect, useState, useRef } from 'react';
var useSmoothScroll = function useSmoothScroll(targetPosition) {
  var duration = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 500;
  var delay = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : 0;
  var smoothness = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : 20;
  var _useState = useState(0),
    _useState2 = _slicedToArray(_useState, 2),
    progress = _useState2[0],
    setProgress = _useState2[1];
  var scrollInProgress = useRef(false);
  var setCurrentProgress = function setCurrentProgress(inputProgress) {
    setProgress(inputProgress);
  };
  var smoothScrollTo = function smoothScrollTo() {
    if (scrollInProgress.current) {
      return;
    }
    scrollInProgress.current = true;
    var start = window.pageYOffset;
    var steps = duration / smoothness;
    var step = 0;
    var scroll = function scroll() {
      var currentTime = step * smoothness;
      var currentProgress = Math.min(currentTime / duration, 1);
      var ease = easeOutQuad(currentProgress);
      var newPosition = start + (targetPosition - start) * ease;
      window.scrollTo(0, newPosition);
      setProgress(currentProgress);
      step += 1;
      if (currentProgress < 1 && newPosition !== targetPosition) {
        requestAnimationFrame(scroll);
      } else {
        scrollInProgress.current = false;
      }
    };
    setTimeout(function () {
      scroll();
    }, delay);
  };
  var easeOutQuad = function easeOutQuad(t) {
    return t * (2 - t);
  };
  return {
    smoothScrollTo: smoothScrollTo,
    progress: progress,
    setCurrentProgress: setCurrentProgress
  };
};
export default useSmoothScroll;