https://www.mobilitycairo.com/modules/ratpdev/rdds/assets/js/overlay.js?tlgkx1

1/**
2 * @file overlay.js
3 *
4 * JS File to toggle overlay elements.
5 */
6(function (Drupal, once) {
7
8  const toggleSelector = '[data-overlay-toggle]';
9
10  /**
11   * @Behavior
12   *
13   * Open/close target overlay elements.
14   */
15  Drupal.behaviors.overlayToggleElement = {
16    onceName: 'overlay-toggle',
17    attach(context) {
18      once('overlay-toggle', context.querySelectorAll('[data-overlay-toggle]'), context).forEach(function (btn) {
19        ['click', 'touch'].forEach(function (e) {
20          btn.addEventListener(e, function (event) {
21            const overlaySelector = '[data-overlay="' + btn.getAttribute('data-overlay-toggle') + '"]';
22            const overlayElement = document.querySelector(overlaySelector);
23            if (overlayElement) {
24              overlayElement.toggleAttribute('aria-hidden');
25            }
26          });
27        });
28      });
29    },
30    detach: function detach(context, settings, trigger) {
31      if (trigger === "unload") {
32        once.remove(this.onceName, context.querySelectorAll(toggleSelector));
33      }
34    },
35  };
36})(Drupal, once);