https://rdrc.ru/wp-content/themes/rdrc/assets/js/filter.js?ver=1790315417

1jQuery(function($) {
2	/* filter posts by year */
3
4	const select = document.querySelector('.select-year')
5
6	if (select) {
7		const selectList = select.querySelector('.select__list')
8
9		if (selectList) {
10			const selectActive = select.querySelector('.select__active'),
11				selectItem = selectList.querySelectorAll('.select__item')
12				
13			const postType = select.dataset.post_type
14
15			selectActive.addEventListener('click', (event) => {
16				select.classList.toggle('open')
17			})
18
19			selectItem.forEach((item) => {
20				const button = item.querySelector('.select__button')
21
22				button.addEventListener('click', (event) => {
23					if (item.classList.contains('active')) {
24						select.classList.remove('open')
25						
26						return false
27					}
28					
29					const slug = event.target.dataset.slug
30
31					const data = {
32						year : slug,
33						action : 'filter_' + postType
34					}
35
36					$.ajax({
37						type : 'POST',
38						url : obj_filter.ajaxurl,
39						data : data,
40						beforeSend : function() {
41							select.classList.remove('open')
42							selectItem.forEach((item) => {
43								item.classList.remove('active')
44							})
45							event.target.parentElement.classList.add('active')
46							selectActive.querySelector('span').textContent = event.target.textContent
47							select.nextElementSibling.innerHTML = ''
48						},
49						success : function(data) {
50							select.nextElementSibling.innerHTML = data
51						},
52						complete : function() {
53							
54						}
55					});
56				})
57			})
58		}
59	}
60});