https://peoples-law.com/modules/contrib/views_accordion/js/views-accordion.js?tm05o2

1/**
2 * @file
3 */
4
5(($, Drupal, drupalSettings) => {
6  Drupal.behaviors.views_accordion = {
7    attach() {
8      if (drupalSettings.views_accordion) {
9        $.each(drupalSettings.views_accordion, function processViews() {
10          const $display = $(`${this.display}:not(.ui-accordion)`);
11
12          /* The row count to be used if Row to display opened on start is set to random */
13          let rowCount = 0;
14
15          /* Prepare our markup for jquery ui accordion */
16          $(this.header, $display).each(function processHeader() {
17            // Wrap the accordion content within a div if necessary.
18            if (!this.usegroupheader) {
19              $(this).siblings().wrapAll('<div></div>');
20              rowCount += 1;
21            }
22          });
23
24          if (this.rowstartopen === 'random') {
25            this.rowstartopen = Math.floor(Math.random() * rowCount);
26          }
27
28          // The settings for the accordion.
29          const accordionSettings = {
30            header: this.header,
31            animate: {
32              easing: this.animated,
33              duration: parseInt(this.duration, 10),
34            },
35            active: this.rowstartopen,
36            collapsible: this.collapsible,
37            heightStyle: this.heightStyle,
38            event: this.event,
39            icons: false,
40          };
41          if (this.useHeaderIcons) {
42            accordionSettings.icons = {
43              header: this.iconHeader,
44              activeHeader: this.iconActiveHeader,
45            };
46          }
47
48          /* jQuery UI accordion call */
49          $display.accordion(accordionSettings);
50        });
51      }
52    },
53  };
54})(jQuery, Drupal, drupalSettings);