https://nccr-robotics.ch/wp-content/themes/engitech/inc/backend/js/simple-likes-public_ver-0.5.js

1(function( $ ) {
2	'use strict';
3	$(document).on('click', '.sl-button', function() {
4		var button = $(this);
5		var post_id = button.attr('data-post-id');
6		var security = button.attr('data-nonce');
7		var iscomment = button.attr('data-iscomment');
8		var allbuttons;
9		if ( iscomment === '1' ) { /* Comments can have same id */
10			allbuttons = $('.sl-comment-button-'+post_id);
11		} else {
12			allbuttons = $('.sl-button-'+post_id);
13		}
14		var loader = allbuttons.next('#sl-loader');
15		if (post_id !== '') {
16			$.ajax({
17				type: 'POST',
18				url: simpleLikes.ajaxurl,
19				data : {
20					action : 'process_simple_like',
21					post_id : post_id,
22					nonce : security,
23					is_comment : iscomment,
24				},
25				beforeSend:function(){
26					loader.html('&nbsp;<div class="loader"></div>');
27				},	
28				success: function(response){
29					var icon = response.icon;
30					var count = response.count;
31					allbuttons.html(icon+count);
32					if(response.status === 'unliked') {
33						var like_text = simpleLikes.like;
34						allbuttons.prop('title', like_text);
35						allbuttons.removeClass('liked');
36					} else {
37						var unlike_text = simpleLikes.unlike;
38						allbuttons.prop('title', unlike_text);
39						allbuttons.addClass('liked');
40					}
41					loader.empty();					
42				}
43			});
44			
45		}
46		return false;
47	});
48})( jQuery );