https://www.scienzaefilosofia.com/new/wp-content/plugins/sf-author-grid-style9-v9/assets/sfag9v7.js?ver=7.0.0

1jQuery(function($){
2  let loading=false;
3  const grid=$('.sfag9v7-grid');
4  if(!grid.length) return;
5
6  const loader=$('.sfag9v7-loader');
7  const author=grid.data('author');
8  let page=1;
9
10  function loadMore(){
11    if(loading) return;
12    loading=true;
13    page++;
14    loader.show();
15    $.ajax({
16      url:sfag9v7_ajax.ajaxurl,
17      type:'POST',
18      data:{
19        action:'sfag9v7_load_more',
20        page:page,
21        author_slug:author,
22        nonce:sfag9v7_ajax.nonce
23      },
24      success:function(res){
25        if($.trim(res)!=''){
26          grid.append(res);
27          loading=false;
28          loader.hide();
29        } else {
30          $(window).off('scroll',scrollHandler);
31          loader.hide();
32        }
33      }
34    });
35  }
36
37  function scrollHandler(){
38    const scrollTop=$(window).scrollTop();
39    const winHeight=$(window).height();
40    const docHeight=$(document).height();
41    if(scrollTop+winHeight+300>=docHeight){
42      loadMore();
43    }
44  }
45
46  $(window).on('scroll',scrollHandler);
47});