facetwp add expanded class to checkboxes

<?php

add_action( 'wp_head', function() { ?>
	<script>
        (function($) {
            $(function() {
                FWP.hooks.addAction('facetwp/loaded', function() {
                    $('.facetwp-type-checkboxes .facetwp-depth.visible').prev('.facetwp-checkbox').toggleClass('expanded');
                }, 100 );
            });
            $(document).on('click', '.facetwp-expand', function() {
	            $(this).parent().toggleClass('expanded');
            });
        })(jQuery);
	</script>
<?php } );