// -------------------------------------------------------------------------------------------
// Toggle shortcode javascript
// -------------------------------------------------------------------------------------------
(function($)
{ 
	"use strict";
	
	$.fn.avia_sc_toggle = function(options)
	{
		var defaults =
		{
			single: '.single_toggle',
			heading: '.toggler',
			content: '.toggle_wrap',
			sortContainer:'.taglist'
		};
	
		var win = $(window),
			options = $.extend(defaults, options);
	
		return this.each(function()
		{
			var container 	= $(this).addClass('enable_toggles'),
				toggles		= $(options.single, container),
				heading 	= $(options.heading, container),
				activeStyle = $(container).attr('data-currentstyle'),
				allContent 	= $(options.content, container),
				sortLinks	= $(options.sortContainer + " a", container);


			heading.each(function(i)
			{
				var thisheading =  $(this),
					content = thisheading.next(options.content, container),
					headingStyle = thisheading.attr('style'),
                    hoverStyle = thisheading.data( 'hoverstyle' );
					
				if( 'undefined' == typeof headingStyle )
				{
					headingStyle = '';
				}
				
				if( 'undefined' == typeof hoverStyle )
				{
					hoverStyle = '';
				}

				function scroll_to_viewport()
				{
				    //check if toggle title is in viewport. if not scroll up
				    var el_offset = content.offset().top,
				        scoll_target = el_offset - 50 - parseInt($('html').css('margin-top'),10);
	
				    if(win.scrollTop() > el_offset)
				    {
				        $('html:not(:animated),body:not(:animated)').animate({scrollTop: scoll_target},200);
				    }
				}
	
				if(content.css('visibility') != "hidden")
				{
					thisheading.addClass('activeTitle').attr('style',activeStyle);
				}
	
				thisheading.on('keydown', function(objEvent)
				{
					if (objEvent.keyCode === 13) { // if user presses 'enter'
								thisheading.trigger('click');
							}
				});
				
				thisheading.on( 'click', function()
				{
					if(content.css('visibility') != "hidden")
					{
						content.slideUp(200, function()
						{
							content.removeClass('active_tc').attr({style:''});
							win.trigger('av-height-change');
							win.trigger('av-content-el-height-changed', this );
							
							location.replace(thisheading.data('fake-id') + "-closed");
						});
						
						thisheading.removeClass('activeTitle').attr('style',headingStyle);

					}
					else
					{
						if(container.is('.toggle_close_all'))
						{
							allContent.not(content).slideUp(200, function()
							{
								$(this).removeClass('active_tc').attr({style:''});
								scroll_to_viewport();
							});
							heading.removeClass('activeTitle').attr('style',headingStyle);
						}
						
						content.addClass('active_tc');
						
						setTimeout(function(){
							
							content.slideDown(200,
							
								function()
								{
			                        if(!container.is('.toggle_close_all'))
			                        {
			                            scroll_to_viewport();
			                        }
			                        
			                        win.trigger('av-height-change');
									win.trigger('av-content-el-height-changed', this );
								}
							
							);
						
						}, 1);
						
						thisheading.addClass('activeTitle').attr('style',activeStyle);
						location.replace(thisheading.data('fake-id'));
					}

				});

				/* change style on hover */
				if( hoverStyle ) 
				{
                    thisheading.hover(
                        function() {
                            if ( ! thisheading.hasClass('activeTitle') ) 
							{
                                $(this).attr( 'style', hoverStyle );
							}
                        }, function() {
                            if ( ! thisheading.hasClass('activeTitle') ) 
							{
								$(this).attr( 'style', headingStyle );
                            }
                        }
                    );
				}

            });
	
	
			sortLinks.on( 'click', function(e){
	
										e.preventDefault();
										var show = toggles.filter('[data-tags~="'+$(this).data('tag')+'"]'),
											hide = toggles.not('[data-tags~="'+$(this).data('tag')+'"]');

											sortLinks.removeClass('activeFilter');
											$(this).addClass('activeFilter');
											heading.filter('.activeTitle').trigger('click');
											show.slideDown();
											hide.slideUp();
									});
	
	
			function trigger_default_open(hash)
			{
				if(!hash && window.location.hash) hash = window.location.hash;
				if(!hash) return;
				
				var open = heading.filter('[data-fake-id="'+hash+'"]');
	
				if(open.length)
				{
					if(!open.is('.activeTitle')) open.trigger('click');
					window.scrollTo(0, container.offset().top - 70);
				}
			}
			trigger_default_open(false);
			
			$('a').on( 'click',function(){
	            var hash = $(this).attr('href');
	            if(typeof hash != "undefined" && hash)
	            {
	                hash = hash.replace(/^.*?#/,'');
	                trigger_default_open('#'+hash);
	            }
	        });
	
		});
	};
	
}(jQuery));