https://www.gwrymca.org/modules/contrib/better_exposed_filters/js/better_exposed_filters.js?tlv9yi

1/**
2 * @file
3 * better_exposed_filters.js
4 *
5 * Provides some client-side functionality for the Better Exposed Filters module.
6 */
7
8(function ($, Drupal, once) {
9  Drupal.behaviors.betterExposedFilters = {
10    attach: function (context) {
11      // Add highlight class to checked checkboxes for better theming.
12      $('.bef-tree input[type=checkbox], .bef-checkboxes input[type=checkbox]')
13        // Highlight newly selected checkboxes.
14        .change(function () {
15          _bef_highlight(this, context);
16        })
17        .filter(':checked').closest('.form-item', context).addClass('highlight');
18    }
19  };
20
21  /*
22   * Helper functions
23   */
24
25  /**
26   * Adds/Removes the highlight class from the form-item div as appropriate.
27   */
28  function _bef_highlight(elem, context) {
29    $elem = $(elem, context);
30    $elem.attr('checked')
31      ? $elem.closest('.form-item', context).addClass('highlight')
32      : $elem.closest('.form-item', context).removeClass('highlight');
33  }
34
35  /**
36   * Adds the data-bef-auto-submit-exclude to elements with type="text".
37   */
38  Drupal.behaviors.autosubmitExcludeTextfield = {
39    attach: function (context, settings) {
40      if (!settings.better_exposed_filters?.autosubmit_exclude_textfield) {
41        return;
42      }
43      $(once('autosubmit-exclude-textfield', '.bef-exposed-form', context)).each(function () {
44        $(this).find('*[type="text"]').attr('data-bef-auto-submit-exclude', '');
45      });
46    }
47  };
48
49  /**
50   * Fix duplicate parameters from being passed.
51   */
52  Drupal.behaviors.befSingleCheckboxFix = {
53    attach: function (context, settings) {
54      once('befSingleCheckboxFix', 'form.views-exposed-form', context).forEach((form) => {
55        const $form = $(form);
56        const $checkboxes = $form.find('input[type="checkbox"].single-checkbox');
57
58        $form.on('submit', function () {
59          // For each checkbox, handle the hidden input fallback.
60          $checkboxes.each(function () {
61            const $checkbox = $(this);
62            const name = $checkbox.attr('name');
63
64            // Remove any existing hidden inputs with this name to avoid duplicates.
65            $form.find('input[type="hidden"][name="' + name + '"]').remove();
66
67            if (!$checkbox.is(':checked')) {
68              // Add hidden input only when checkbox is unchecked.
69              $('<input>').attr({
70                type: 'hidden',
71                name: name,
72                value: 0,
73              }).appendTo($form);
74            }
75          });
76        });
77      });
78    }
79  };
80
81})(jQuery, Drupal, once);