/*
* Filterable is copyright (C) 2009 Joel Sutherland.
* Licensed under the MIT liscense
*/

(function($) {
	$.fn.filterable = function(settings) {
		settings = $.extend({
			useHash: true,
			animationSpeed: 1000,
			show: { width: 'show', opacity: 'show' },
			hide: { width: 'hide', opacity: 'hide' },
			useTags: true,
			tagSelector: '#portfolio-menu a',
			selectedTagClass: 'now-viewing',
			allTag: 'all'
		}, settings);
		
		return $(this).each(function(){
		
			/* FILTER: select a tag and filter */
			$(this).bind("filter", function( e, tagToShow ){
				if(settings.useTags){
					$(settings.tagSelector).removeClass(settings.selectedTagClass);
					$(settings.tagSelector + '[href=' + tagToShow + ']').addClass(settings.selectedTagClass);
				}
				$(this).trigger("filterportfolio", [ tagToShow.substr(1) ]);
			});
		
			/* FILTERPORTFOLIO: pass in a class to show, all others will be hidden */
			$(this).bind("filterportfolio", function( e, classToShow ){
				if(classToShow == settings.allTag){
					$(this).trigger("show");
				}else{
					$(this).trigger("show", [ '.' + classToShow ] );
					$(this).trigger("hide", [ ':not(.' + classToShow + ')' ] );
				}
				if(settings.useHash){
					location.hash = '#' + classToShow;
				}
			});
			
			/* SHOW: show a single class*/
			$(this).bind("show", function( e, selectorToShow ){
				$(this).children(selectorToShow).animate(settings.show, settings.animationSpeed);
				$(this).children(selectorToShow).children('a').attr('rel', 'group');
			/* refresh Fancybox so it finds the new rel tags */
			  $("a[rel=group]").fancybox({
			    'opacity'		: 'true',
			    'overlayShow'	: 'false',
			    'transitionIn'	: 'elastic',
			    'transitionOut'	: 'none',
			    'titlePosition'	: 'inside',
				'titleFormat'		: function(title, currentArray, currentIndex, currentOpts) {
					return '<span id="fancybox-title-over">Image ' + (currentIndex + 1) + ' / ' + currentArray.length + (title.length ? ' &nbsp; ' + title : '') + '</span>';
				}
			  });
			/* end Fancybox */
			});
			
			/* SHOW: hide a single class*/
			$(this).bind("hide", function( e, selectorToHide ){
				$(this).children(selectorToHide).animate(settings.hide, settings.animationSpeed);
				$(this).children(selectorToHide).children('a').attr('rel', '');
			});
			
			/* ============ Check URL Hash ====================*/
			if(settings.useHash){
				if(location.hash != '')
					$(this).trigger("filter", [ location.hash ]);
				else
					$(this).trigger("filter", [ '#marketing' ]);
			}
			
			/* ============ Setup Tags ====================*/
			if(settings.useTags){
				$(settings.tagSelector).click(function(){
					$('#portfolio-samples').trigger("filter", [ $(this).attr('href') ]);
					
					$(settings.tagSelector).removeClass('now-viewing');
					$(this).addClass('now-viewing');
				});
			}
		});
	}
})(jQuery);


$(document).ready(function(){
	
	$('#portfolio-samples').filterable();

});