var wpWidgets;

(function($) {

wpWidgets = {

	init : function() {

        var rem;

		if ( $('body').hasClass('widgets_access') ) {

			return;

		}

		$('#widgets-right div.sidebar-name').click(function(){

            var c = $(this).siblings('.widgets-sortables');

			if ( c.is(':visible') ) {

				c.sortable('disable');

				$(this).parent().addClass('closed');

			} else {

				$(this).parent().removeClass('closed');

				c.sortable('enable').sortable('refresh');

			}

        });

        $('#widgets-left div.sidebar-name').click(function(){

			if ( $(this).siblings('.widget-holder').is(':visible') ) {

				$(this).parent().addClass('closed');

			} else {

				$(this).parent().removeClass('closed');

			}

        });

		$('#widgets-right .widget, #wp_inactive_widgets .widget').each(function(){

			wpWidgets.appendTitle(this);

		});

		this.addEvents();

        $('.widget-error').parents('.widget').find('a.widget-action').click();

		$('#available-widgets').droppable({

			tolerance: 'pointer',

			accept: function(o){

				return $(o).parent().attr('id') != 'widget-list';

			},

			drop: function(e,ui) {

				ui.draggable.addClass('deleting');

				$('#removing-widget').hide().children('span').html('');

			},

			over: function(e,ui) {

				ui.draggable.addClass('deleting');

				$('.widget-placeholder').hide();

				if ( ui.draggable.hasClass('ui-sortable-helper') )

					$('#removing-widget').show().children('span').html( ui.draggable.find('.widget-title h4').html() );

			},

			out: function(e,ui) {

				ui.draggable.removeClass('deleting');

				$('.widget-placeholder').show();

				$('#removing-widget').hide().children('span').html('');

			}

		});

		$('#widget-list .widget').draggable({

			connectToSortable: '.widgets-sortables',

			handle: '.widget-title',

			distance: 2,

			helper: 'clone',

			zIndex: 5,

			containment: 'document',

			start: function(e,ui) {

				wpWidgets.fixWebkit(1);

				ui.helper.find('.widget-description').hide();

			},

			stop: function(e,ui) {

				if ( rem )

					$(rem).hide();

				rem = '';

				wpWidgets.fixWebkit();

			}

		});

        $('.widgets-sortables').sortable({

			placeholder: 'widget-placeholder',

			connectWith: '.widgets-sortables',

			items: '.widget',

			handle: '.widget-title',

			cursor: 'move',

			distance: 2,

			containment: 'document',

			start: function(e,ui) {

				wpWidgets.fixWebkit(1);

				ui.item.find('.widget-inside').hide();

				ui.item.css({'marginLeft':'','width':''});

			},

			stop: function(e,ui) {

				if ( ui.item.hasClass('ui-draggable') )

					ui.item.draggable('destroy');

				if ( ui.item.hasClass('deleting') ) {

					wpWidgets.save( ui.item, 1, 0, 1 ); // delete widget

					ui.item.remove();

					return;

				}

				var add = ui.item.find('input.add_new').val(), n = ui.item.find('input.multi_number').val(), id = ui.item.attr('id'), sb = $(this).attr('id');

				ui.item.css({'marginLeft':'','width':''});

				wpWidgets.fixWebkit();

				if ( add ) {

					if ( 'multi' == add ) {

						ui.item.html( ui.item.html().replace(/<[^<>]+>/g, function(m){ return m.replace(/__i__|%i%/g, n); }) );

						ui.item.attr( 'id', id.replace(/__i__|%i%/g, n) );

						n++;

						$('div#' + id).find('input.multi_number').val(n);

					} else if ( 'single' == add ) {

						ui.item.attr( 'id', 'new-' + id );

						rem = 'div#' + id;

					}

					wpWidgets.addEvents(ui.item);

					wpWidgets.save( ui.item, 0, 0, 1 );

					ui.item.find('input.add_new').val('');

					ui.item.find('a.widget-action').click();

					return;

				}

				wpWidgets.saveOrder(sb);

			},

			receive: function(e,ui) {

				if ( !$(this).is(':visible') )

					$(this).sortable('cancel');

			}

		}).not(':visible').sortable('disable');

		wpWidgets.resize();

		wpWidgets.fixLabels();

	},

	saveOrder : function(sb) {

		if ( sb )

			$('#' + sb).parents('.widgets-holder-wrap').find('.ajax-feedback').css('visibility', 'visible');

		var a = {

			action: 'widgets-order',

			savewidgets: $('#_wpnonce_widgets').val(),

			sidebars: []

		};

		$('.widgets-sortables').each( function() {

			a['sidebars[' + $(this).attr('id') + ']'] = $(this).sortable('toArray').join(',');

		});

		$.post( ajaxurl, a, function() {

			$('.ajax-feedback').css('visibility', 'hidden');

		});

		this.resize();

	},

	save : function(widget, del, animate, order) {

		var sb = widget.parents('.widgets-sortables').attr('id'), data = widget.find('form').serialize(), a;

		widget = $(widget);

		widget.find('.ajax-feedback').css('visibility', 'visible');

		a = {

			action: 'save-widget',

			savewidgets: $('#_wpnonce_widgets').val(),

			sidebar: sb

		};

		if ( del )

			a['delete_widget'] = 1;

		data += '&' + $.param(a);

		$.post( ajaxurl, data, function(r){

			var id;

			if ( del ) {

				if ( !$('.widget_number', widget).val() ) {

					id = $('.widget-id', widget).val();

					$('#available-widgets .widget-id').each(function(){

						if ( $(this).val() == id )

							$(this).parents('.widget').show();

					});

				}

				if ( animate ) {

					order = 0;

					widget.slideUp('fast', function(){

						$(this).remove();

						wpWidgets.saveOrder();

					});

				} else {

					widget.remove();

					wpWidgets.resize();

				}

			} else {

				$('.ajax-feedback').css('visibility', 'hidden');

				if ( r && r.length > 2 ) {

					$('.widget-content', widget).html(r);

					wpWidgets.appendTitle(widget);

					wpWidgets.fixLabels(widget);

				}

			}

			if ( order )

				wpWidgets.saveOrder();

		});

	},

	appendTitle : function(widget) {

		$('input[type="text"]', widget).each(function(){

			var title;

			if ( this.id.indexOf('title') != -1 ) {

				title = $(this).val().replace(/<[^<>]+>/g, '').replace(/</g, '&lt;').replace(/>/g, '&gt;');

				if ( title )

					$('.widget-title .in-widget-title', widget).html(': ' + title);

				return false;

			}

		});

	},

	resize : function() {

		$('.widgets-sortables').not('#wp_inactive_widgets').each(function(){

			var h = 50, H = $('.widget', this).length;

			h = h + parseInt(H * 48, 10);

			$(this).css( 'minHeight', h + 'px' );

		});

	},

    fixWebkit : function(n) {

        n = n ? 'none' : '';

        $('body').css({

			WebkitUserSelect: n,

			KhtmlUserSelect: n

		});

    },

    fixLabels : function(sc) {

		sc = sc || document;

		$('.widget-inside label', sc).each(function(){

			var f = $(this).attr('for');

			if ( f && f == $('input', this).attr('id') )

				$(this).removeAttr('for');

		});

	},

    close : function(widget) {

		widget.find('.widget-inside').slideUp('fast', function(){

			widget.css({'width':'','marginLeft':''});

		});

	},

    addEvents : function(sc) {

		sc = sc || document;

		$('a.widget-action', sc).click(function(){

            var w = parseInt( $(this).parents('.widget').find('.widget-width').val(), 10 ), css = {}, inside = $(this).parents('.widget-top').siblings('.widget-inside');

			if ( inside.is(':hidden') ) {

				if ( w > 250 && inside.parents('.widgets-sortables').length ) {

					css['width'] = w + 30 + 'px';

					if ( inside.parents('.widget-liquid-right').length )

						css['marginLeft'] = 235 - w + 'px';

					inside.parents('.widget').css(css);

				}

				inside.slideDown('fast');

			} else {

				inside.slideUp('fast', function(){ inside.parents('.widget').css({'width':'','marginLeft':''}); });

			}

            return false;

        });

        $('.widget-control-save', sc).click(function(){

			wpWidgets.save( $(this).parents('.widget'), 0, 1, 0 );

			return false;

		});

		$('.widget-control-remove', sc).click(function(){

			wpWidgets.save( $(this).parents('.widget'), 1, 1, 0 );

			return false;

		});

		$('.widget-control-close', sc).click(function(){

			wpWidgets.close( $(this).parents('.widget') );

			return false;

		});

	}

};

$(document).ready(function(){wpWidgets.init();});

})(jQuery);