https://www.bibus.fr/themes/custom/explore/js/alerts.js?tm8c3z

1/**
2 * @file alerts.js
3 *
4 * JS File for alert component.
5 */
6(function (Drupal, once, Cookies) {
7
8  /**
9   * @Behavior
10  */
11  Drupal.behaviors.exploreAlertCookies = {
12    onceName: 'explore-alert-cookies',
13    alertSelector: '.alert[data-node-id]',
14    attach(context) {
15      const cookiePrefix = 'Drupal.visitor.hideAlert';
16      // Toggle other accordion items.
17      once(this.onceName, context.querySelectorAll(this.alertSelector), context).forEach(function (alert) {
18        // Remove or display alert.
19        const cookieName = cookiePrefix + '.' + alert.getAttribute('data-node-id');
20        if (Cookies.get(cookieName)) {
21          alert.remove();
22          return;
23        }
24
25        // Show the alert content.
26        alert.classList.remove('visually-hidden');
27
28        // Close and set cookie.
29        const btn = alert.querySelector('button');
30        if (!btn) {
31          return;
32        }
33
34        ['click', 'touch'].forEach(function (e) {
35          btn.addEventListener(e, function (event) {
36            Cookies.set(cookieName, "1", { path: '/' });
37          });
38        });
39      });
40    },
41    detach: function detach(context, settings, trigger) {
42      if (trigger === "unload") {
43        once.remove(this.onceName, context.querySelectorAll(this.alertSelector));
44      }
45    },
46  };
47})(Drupal, once, window.Cookies);