https://www.ncdor.gov/modules/custom/nc_breadcrumb/js/nc_breadcrumb.js?tm6u2j

1(function (Drupal, drupalSettings) {
2  Drupal.behaviors.ncBreadcrumb = {
3    attach: function (context, settings) {
4      // Get the active trail info from drupalSettings.
5      var activeTrailInfo = drupalSettings.nc_breadcrumb.activeTrailInfo;
6
7      // Find the breadcrumb container.
8      var breadcrumbContainer = document.querySelector('nav[aria-label="breadcrumb"] .breadcrumb');
9
10      // Check if the breadcrumb container exists.
11      if (!breadcrumbContainer) {
12        return;
13      }
14
15      // Clear existing breadcrumb items.
16      breadcrumbContainer.innerHTML = '';
17
18      // Add the Home breadcrumb item.
19      var homeItem = document.createElement('li');
20      homeItem.className = 'breadcrumb-item';
21      var homeLink = document.createElement('a');
22      homeLink.href = '/';
23      homeLink.textContent = 'Home';
24      homeItem.appendChild(homeLink);
25      breadcrumbContainer.appendChild(homeItem);
26
27      // Get the titles from activeTrailInfo.
28      var titles = Object.keys(activeTrailInfo);
29
30      // Add breadcrumb items from activeTrailInfo.
31      for (var i = 0; i < titles.length; i++) {
32        var title = titles[i];
33        var breadcrumbItem = document.createElement('li');
34        breadcrumbItem.className = 'breadcrumb-item';
35
36        if (i === titles.length - 1) {
37          // Last item, not a link.
38          breadcrumbItem.textContent = title;
39          breadcrumbItem.classList.add('active');
40          breadcrumbItem.setAttribute('aria-current', 'page');
41        } else {
42          // Other items, add as links.
43          var breadcrumbLink = document.createElement('a');
44          breadcrumbLink.href = activeTrailInfo[title];
45          breadcrumbLink.textContent = title;
46          breadcrumbItem.appendChild(breadcrumbLink);
47        }
48
49        breadcrumbContainer.appendChild(breadcrumbItem);
50      }
51    }
52  };
53})(Drupal, drupalSettings);