/**
 * @package JEM
 * @copyright (C) 2013-2015 joomlaeventmanager.net
 * @copyright (C) 2005-2009 Christoph Lukes
 * @license http://www.gnu.org/licenses/gpl-2.0.html GNU/GPL
 */

/**
 * JavaScript behavior to allow selected collapse to be remained after save or page reload
 * keeping state in localstorage
 *
 * @todo use id's for sliders + finetune
 */

jQuery(function() {

	var loadcollapse = function() {
		var $ = jQuery.noConflict();

		jQuery(document).find('a[data-toggle="collapse"]').on('click', function(e) {
			// Store the selected collapse href in localstorage
			window.localStorage.setItem('collapse-href', $(e.target).attr('href'));
		});

			var activatecollapse = function(href) {
				var $el = $('a[data-toggle="collapse"]a[href*=' + href + ']');
				var $el2 = $el.parent().parent().parent();
				var $el3 = $el2.find(".accordion-body");
				$el3.collapse('show');
			};

			var hascollapse = function(href){
				return $('a[data-toggle="collapse"]a[href*=' + href + ']').length;
			};

			if (localStorage.getItem('collapse-href')) {
				// When moving from collapse area to a different view
				if(!hascollapse(localStorage.getItem('collapse-href'))){
					localStorage.removeItem('collapse-href');
					return true;
				}
				// Clean default collapse
				$('a[data-toggle="collapse"]').parent().removeClass('in');
				var collapsehref = localStorage.getItem('collapse-href');
				// Add active attribute for selected collapse indicated by url
				activatecollapse(collapsehref);
				// Check whether internal collapse is selected (in format <collapsename>-<id>)
				var seperatorIndex = collapsehref.indexOf('-');
				if (seperatorIndex !== -1) {
					var singular = collapsehref.substring(0, seperatorIndex);
					var plural = singular + "s";
					activatecollapse(plural);
				}
			}
	};
	setTimeout(loadcollapse, 100);

});