$(document).ready(function () {

	// close all drawer elements
	$('li.drawer ul').hide();
	
	// register click handler for elggtoolbar and define onclick function
	$('h2.drawer-handle').click(function () {	
		$('li.drawer ul:visible').slideUp('medium').prev().removeClass('open');
		$(this).addClass('open').next().slideDown('fast');
	return false;
	});
	
	// register click function for toggling box contents
	$('a.toggle_box_contents').bind('click', toggleContent);
	
	// click function for box contents edit panel
	$('a.toggle_box_edit_panel').click(function () {
		$(this.parentNode.parentNode).children("[class=collapsable_box_editpanel]").slideToggle("fast");
		return false;
    });
    
	// click function for customise edit panel
	$('a.toggle_customise_edit_panel').click(function () {
		$('div#customise_editpanel').slideToggle("fast");
		return false;
    });     
    
	// click function for customise panel - remove widget
	$('img.remove_me').click(function () {
		$(this.parentNode.parentNode.parentNode.parentNode.parentNode).fadeOut("medium", function () {
			$(this).remove();
			
			var widgetNameMain = outputWidgetList('#main_widgets');
			document.getElementById('debugField1').value = widgetNameMain;
			
			var widgetNameRight = outputWidgetList('#rightsidebar_widgets');
			document.getElementById('debugField2').value = widgetNameRight;

		  });

		return false;
    });

	// draggable, droppable, and sortable elements
	
	// sortable widgets
	var els = ['#main_widgets', '#rightsidebar_widgets'];
	var $els = $(els.toString());
	
	$els.sortable({
		items: '.draggable_widget',
		handle: '.drag_handle',
		cursor: 'move',
		revert: true,
		opacity: 0.8,
		appendTo: 'body',
		placeholder: 'placeholder',
		connectWith: els,
		start:function(e,ui) {	// prevent droppable drop function from running when resorting main lists
			$('#rightsidebar_widgets').droppable("disable");
			$('#main_widgets').droppable("disable");		
		},
		stop: function(e,ui) {			
			$(this).sortable( "refresh" );
			
			var widgetNameRight = outputWidgetList('#rightsidebar_widgets');
			var widgetNameMain = outputWidgetList('#main_widgets');
			document.getElementById('debugField1').value = widgetNameMain;
			document.getElementById('debugField2').value = widgetNameRight;
		}
	});
	
	// define draggable widgets from gallery
	$("#widget_picker_gallery .draggable_widget").draggable({
		helper: 'clone',
		containment: '#customise_editpanel',
		start: function(ev, ui) {
			$('#rightsidebar_widgets').droppable("enable");
			$('#main_widgets').droppable("enable");
		}
	});
	
	// define what happens when new widgets are dragged from the gallery 
	$("#rightsidebar_widgets").droppable({
		accept: ".draggable_widget",
		hoverClass: 'droppable-hover',
		drop: function(ev, ui) {
			$(this).append($(ui.draggable).clone() ); 
			$(this).droppable("disable");
			$('img.remove_me').click(function () {
					$(this.parentNode.parentNode.parentNode.parentNode.parentNode).fadeOut("medium", function () {
					$(this).remove();
					
					var widgetNameRight = outputWidgetList('#rightsidebar_widgets');
					document.getElementById('debugField2').value = widgetNameRight;
				});
			return false;
			});
			$els.sortable( "refresh" );
			
			var widgetNameRight = outputWidgetList('#rightsidebar_widgets');
			document.getElementById('debugField2').value = widgetNameRight;
		 }
	});
	$("#main_widgets").droppable({
		accept: ".draggable_widget",
		hoverClass: 'droppable-hover',
		drop: function(ev, ui) {
			$(this).append($(ui.draggable).clone() ); 
			$(this).droppable("disable");
			$('img.remove_me').click(function () {
					$(this.parentNode.parentNode.parentNode.parentNode.parentNode).fadeOut("medium", function () {
					$(this).remove();
					
					var widgetNameMain = outputWidgetList('#main_widgets');
					document.getElementById('debugField1').value = widgetNameMain;
				});
			return false;
				
			});
			$els.sortable( "refresh" );
			
			var widgetNameMain = outputWidgetList('#main_widgets');
			document.getElementById('debugField1').value = widgetNameMain;
		 }
	});

    
});


jQuery.fn.makeDelimitedList = function(elementAttribute) {
	
	var delimitedListArray = new Array();

	var listDelimiter = "::";

	// Loop over each element in the stack and add the elementAttribute to the array
	this.each(function(e) {
			var listElement = $(this);
	
			// Add the attribute value to our values array
			delimitedListArray[delimitedListArray.length] = listElement.attr(elementAttribute);
		}
	);

	// Return value list by joining the array
	return(delimitedListArray.join(listDelimiter));
}


function outputWidgetList(forElement) {
	//return( $("input[@name='handler']", forElement ).makeDelimitedList("value") );	
	return( $("input[@name='handler'], input[@name='guid']", forElement ).makeDelimitedList("value") );
	
}


// toggle box content
var toggleContent = function(e) {
	var targetContent = $('div.collapsable_box_content', this.parentNode.parentNode);
		if (targetContent.css('display') == 'none') {
			targetContent.slideDown(400);
			$(this).html('-');
			$(this.parentNode).children("[class=toggle_box_edit_panel]").fadeIn('medium');
			
		} else {
			targetContent.slideUp(400);
			$(this).html('+');
			$(this.parentNode).children("[class=toggle_box_edit_panel]").fadeOut('medium');
			// make sure edit pane is closed
			$(this.parentNode.parentNode).children("[class=collapsable_box_editpanel]").hide();
		}
	return false;
};