(function ($) {

	var single_product_gallery_nav = function( on_ready, skip_condition ) {
		$pg_wrap 	= $( ".ast-product-gallery-layout-vertical" );

		if ( $pg_wrap.length > 0 ) {
			$pg_nav 	= $pg_wrap.find('.flex-control-nav');

			if ( $pg_nav.length > 0 ) {

				if ( $(window).width() > 768 ) {

					if ( on_ready === true ) {
						$pg_view_ht = $pg_wrap.find('.entry-summary').height();

						$pg_nav.css({
							'max-height' : $pg_view_ht + 'px',
							'overflow-x' : 'hidden',
							'overflow-y' : 'auto',
							'paddine-right' : '2px',
						});
					}else{
						$pg_view_ht = $pg_wrap.find('.flex-viewport').height();
						$pg_nav_ht 	= $pg_wrap.find('.flex-control-nav').height();

						if ( skip_condition === true || $pg_nav_ht > ( $pg_view_ht + 50 ) ) {
							$pg_nav.css({
								'max-height' : $pg_view_ht + 'px',
								'overflow-x' : 'hidden',
								'overflow-y' : 'auto',
								'paddine-right' : '2px',
							});
						}
					}
				}else{
					$pg_nav.css({
						'max-height' : '',
						'overflow-x' : '',
						'overflow-y' : '',
						'paddine-right' : '',
					})
				}
			}
		}
	}

	jQuery(document).ready(function($){

		var in_customizer = false;

		// check for wp.customize return boolean
		if ( typeof wp !== 'undefined' ) {

			in_customizer =  typeof wp.customize !== 'undefined' ? true : false;

			if ( in_customizer ) {
				jQuery(window).trigger('resize');
			}
		}

		var single_product_li_time;
		jQuery('.ast-product-gallery-layout-vertical .flex-control-nav li').on('click', function(e) {
			clearTimeout( single_product_li_time );
			single_product_li_time = setTimeout(function() {
				single_product_gallery_nav( false, true );
			}, 500);
		});
	});

	window.addEventListener('load', function(){
		single_product_gallery_nav();
	});
	var single_product_gallery_time;

	jQuery(window).on('resize', function(){
		clearTimeout( single_product_gallery_time );
		single_product_gallery_time = setTimeout(function() {
			single_product_gallery_nav();
		}, 300);
	});
})(jQuery);
