https://www.subros.com/public/js/loader.js

1
2$(document).ready(function () {
3    function showLoading(btn) {
4        var btnHtml = btn.html(); // Store original button content
5        btn.data('original-html', btnHtml); // Save in data attribute
6        btn.html(`Please wait...`); // Show loading spinner
7    }
8
9    function hideLoading(btn) {
10        var btnHtml = btn.data('original-html'); // Retrieve stored content
11        if (btnHtml) {
12            btn.html(btnHtml); // Restore original button content
13            btn.removeData('original-html is-loading'); // Clean up attributes
14        }
15    }
16
17    // Capture button click and store reference
18    $(document).on('click', '.load-spinner', function () {
19        var btn = $(this);
20        btn.addClass('ajax-active'); // Mark as active button
21    });
22
23    // Detect when AJAX starts and show spinner only on the clicked button
24    $(document).ajaxSend(function () {
25        var btn = $('.load-spinner.ajax-active').first(); // Get active button
26        if (btn.length) {
27            showLoading(btn);
28        }
29    });
30
31    // Detect when AJAX completes and restore button
32    $(document).ajaxComplete(function () {
33        var btn = $('.load-spinner.ajax-active').first(); // Get active button
34        if (btn.length) {
35            hideLoading(btn);
36            btn.removeClass('ajax-active'); // Remove tracking class
37        }
38    });
39});