Smart Preloader for WordPress

custom.js

window.addEventListener('load', function(event) {
    fadeAway();

    function fadeAway() {
        var delay = 1000; // Adjust the delay in milliseconds as needed
        var duration = 500; // Adjust the duration in milliseconds as needed

        // Check if jQuery is defined and if not, load it
        if (typeof jQuery === 'undefined') {
            var script = document.createElement('script');
            script.src = 'https://code.jquery.com/jquery-3.6.0.min.js'; // You can change the jQuery version as needed
            script.onload = function() {
                jQueryLoaded();
            };
            document.head.appendChild(script);
        } else {
            jQueryLoaded();
        }

        function jQueryLoaded() {
            setTimeout(function() {
                jQuery('.smart-page-loader').fadeOut(duration, function() {
                    jQuery('body:not(".elementor-editor-active")').removeClass('wp-smart-body');
                });
            }, delay);
        }
    }
});