var Subeta = {};

/**
 * @author 		Matthew Foster
 * @date		June 6th 2007
 * @purpose		To have a base class to extend subclasses from to inherit event dispatching functionality.
 * @procedure	Use a hash of event "types" that will contain an array of functions to execute.  The logic is if any function explicitally returns false the chain will halt execution.
 */
var EventDispatcher = Class.create({

	buildListenerChain: function()
	{
		if(!this.listenerChain)
		this.listenerChain = {};                                   
	},
	
	addEventListener: function(type, listener)
	{

		if (!listener instanceof Function)
			throw {message: "Listener isn't a function"};

		this.buildListenerChain();

		if(!this.listenerChain[type])
			this.listenerChain[type] = [listener];
		else
			this.listenerChain[type].push(listener);

	},

	hasEventListener: function(type)
	{
		return (typeof this.listenerChain[type] != "undefined");
	},
	
	removeEventListener: function(type, listener)
	{
		if (!this.hasEventListener(type))
			return false;

		for (var i = 0; i < this.listenerChain[type].length; i++)
		{
			if (this.listenerChain[type][i] == listener)
				this.listenerChain.splice(i, 1);
		}
	},
	
	dispatchEvent: function(type, args)
	{
		this.buildListenerChain();
		if (!this.hasEventListener(type))
			return false;

		this.listenerChain[type].any(function(f) {
			return (f(args) == false ? true : false);
		});

	}
});



/*
 * Date Format 1.2.3
 * (c) 2007-2009 Steven Levithan <stevenlevithan.com>
 * MIT license
 *
 * Includes enhancements by Scott Trenda <scott.trenda.net>
 * and Kris Kowal <cixar.com/~kris.kowal/>
 *
 * Accepts a date, a mask, or a date and a mask.
 * Returns a formatted version of the given date.
 * The date defaults to the current date/time.
 * The mask defaults to dateFormat.masks.default.
 */



var dateFormat = function () {
	var	token = /d{1,4}|m{1,4}|yy(?:yy)?|([HhMsTt])\1?|[LloSZ]|"[^"]*"|'[^']*'/g,
		timezone = /\b(?:[PMCEA][SDP]T|(?:Pacific|Mountain|Central|Eastern|Atlantic) (?:Standard|Daylight|Prevailing) Time|(?:GMT|UTC)(?:[-+]\d{4})?)\b/g,
		timezoneClip = /[^-+\dA-Z]/g,
		pad = function (val, len) {
			val = String(val);
			len = len || 2;
			while (val.length < len) val = "0" + val;
			return val;
		};

	// Regexes and supporting functions are cached through closure
	return function (date, mask, utc) {
		var dF = dateFormat;

		// You can't provide utc if you skip other args (use the "UTC:" mask prefix)
		if (arguments.length == 1 && Object.prototype.toString.call(date) == "[object String]" && !/\d/.test(date)) {
			mask = date;
			date = undefined;
		}

		// Passing date through Date applies Date.parse, if necessary
		date = date ? new Date(date) : new Date;
		if (isNaN(date)) throw SyntaxError("invalid date");

		mask = String(dF.masks[mask] || mask || dF.masks["default"]);

		// Allow setting the utc argument via the mask
		if (mask.slice(0, 4) == "UTC:") {
			mask = mask.slice(4);
			utc = true;
		}

		var	_ = utc ? "getUTC" : "get",
			d = date[_ + "Date"](),
			D = date[_ + "Day"](),
			m = date[_ + "Month"](),
			y = date[_ + "FullYear"](),
			H = date[_ + "Hours"](),
			M = date[_ + "Minutes"](),
			s = date[_ + "Seconds"](),
			L = date[_ + "Milliseconds"](),
			o = utc ? 0 : date.getTimezoneOffset(),
			flags = {
				d:    d,
				dd:   pad(d),
				ddd:  dF.i18n.dayNames[D],
				dddd: dF.i18n.dayNames[D + 7],
				m:    m + 1,
				mm:   pad(m + 1),
				mmm:  dF.i18n.monthNames[m],
				mmmm: dF.i18n.monthNames[m + 12],
				yy:   String(y).slice(2),
				yyyy: y,
				h:    H % 12 || 12,
				hh:   pad(H % 12 || 12),
				H:    H,
				HH:   pad(H),
				M:    M,
				MM:   pad(M),
				s:    s,
				ss:   pad(s),
				l:    pad(L, 3),
				L:    pad(L > 99 ? Math.round(L / 10) : L),
				t:    H < 12 ? "a"  : "p",
				tt:   H < 12 ? "am" : "pm",
				T:    H < 12 ? "A"  : "P",
				TT:   H < 12 ? "AM" : "PM",
				Z:    utc ? "UTC" : (String(date).match(timezone) || [""]).pop().replace(timezoneClip, ""),
				o:    (o > 0 ? "-" : "+") + pad(Math.floor(Math.abs(o) / 60) * 100 + Math.abs(o) % 60, 4),
				S:    ["th", "st", "nd", "rd"][d % 10 > 3 ? 0 : (d % 100 - d % 10 != 10) * d % 10]
			};

		return mask.replace(token, function ($0) {
			return $0 in flags ? flags[$0] : $0.slice(1, $0.length - 1);
		});
	};
}();

// Some common format strings
dateFormat.masks = {
	"default":      "ddd mmm dd yyyy HH:MM:ss",
	shortDate:      "m/d/yy",
	mediumDate:     "mmm d, yyyy",
	longDate:       "mmmm d, yyyy",
	fullDate:       "dddd, mmmm d, yyyy",
	shortTime:      "h:MM TT",
	mediumTime:     "h:MM:ss TT",
	longTime:       "h:MM:ss TT Z",
	isoDate:        "yyyy-mm-dd",
	isoTime:        "HH:MM:ss",
	isoDateTime:    "yyyy-mm-dd'T'HH:MM:ss",
	isoUtcDateTime: "UTC:yyyy-mm-dd'T'HH:MM:ss'Z'"
};

// Internationalization strings
dateFormat.i18n = {
	dayNames: [
		"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat",
		"Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"
	],
	monthNames: [
		"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec",
		"January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"
	]
};

// For convenience...
Date.prototype.xformat = function (mask, utc) {
	return dateFormat(this, mask, utc);
};

Subeta.Widgets = {};

Subeta.Page = {

	loaded: false,
	timeout: false,
	timeout_ms: 750,
	time: false,
	
	init: function()
	{
		this.setup_menu();
		this.setup_sidebar();
		this.setup_events();
		this.ts = 0;
		this.setup_timer();
		this.setup_widgets();
	},

	is_loaded: function()
	{
		this.loaded = true;
		this.balancer();
	},

	setup_widgets: function()
	{
		$$('.x-js-wardrobe').each(function(e)
		{
			e.x_widget = new Subeta.Widgets.Avatar(e);
		});

		$$('.x-js-login').each(function(e)
		{
			e.x_widget = new Subeta.Widgets.Login(e);
		});

		$$('.x-js-events').each(function(e)
		{
			e.x_widget = new Subeta.Widgets.Events(e);
		});
	},

	setup_timer: function()
	{
		if (!$('menu-time'))
			return;
		this.time = new Date($('menu-time').getAttribute('time'));
		this.x_timer = setTimeout('Subeta.Page.timer()', 1000);
	},

	timer: function()
	{
		this.time.setSeconds(this.time.getSeconds() + 1);
		$('menu-time').update(this.time.xformat('h:MM:ss TT'));
		this.x_timer = setTimeout('Subeta.Page.timer()', 1000);
	},

	setup_menu: function()
	{
		this.Menu = new ProtoFish('menu-ul', '750', 'pf-active', false, true, true);
	},

	setup_sidebar: function()
	{
		$('sidebar-btn-dash').observe('click', this.sidebar_click_dash.bindAsEventListener(this));
		$('sidebar-btn-events').observe('click', this.sidebar_click_events.bindAsEventListener(this));

		$('sidebar-inner-dash').getElementsBySelector('.sidebar-widget').each(function(widget)
		{
			// Widget is the category.
			var arrows = widget.getElementsBySelector('.sidebar-widget-arrow');
			var arrow = arrows[0];
			if (!arrow.hasClassName('sidebar-widget-arrow-closed'))
				arrow.observe('click', Subeta.Page.widget_close.bindAsEventListener(this, widget));
			else
				arrow.observe('click', Subeta.Page.widget_open.bindAsEventListener(this, widget));
		});

		this.sidebar_dash_sort = Sortable.create('sidebar-inner-dash', {
			tag:			'div',
			handle:			'sidebar-widget-header',
			onUpdate:		this.sidebar_dash_reorder.bind(this)
		});
	},

	sidebar_dash_reorder: function()
	{
		var widgets = $('sidebar-inner-dash').getElementsBySelector('.sidebar-widget');
		var i;
		var idlist = '';
		for (i = 0; i < widgets.length; i++)
		{
			if (i > 0)
				idlist += ',';
			idlist += widgets[i].getAttribute('widget-id');
		}
		new Ajax.Request('/ajax.php/widgets/setOrder', {
			method:		'post',
			parameters:	{order:	idlist}
		});

		
	},

	sidebar_click_dash: function(e)
	{
		$('sidebar-btn-dash').addClassName('sidebar-btn-active');
		$('sidebar-btn-events').removeClassName('sidebar-btn-active');
		$('sidebar-inner-dash').addClassName('sidebar-inner-active');
		$('sidebar-inner-events').removeClassName('sidebar-inner-active');
		this.balancer();
		Event.stop(e);
	},

	sidebar_click_events: function(e)
	{
		$('sidebar-btn-events').addClassName('sidebar-btn-active');
		$('sidebar-btn-dash').removeClassName('sidebar-btn-active');
		$('sidebar-inner-events').addClassName('sidebar-inner-active');
		$('sidebar-inner-dash').removeClassName('sidebar-inner-active');
		this.balancer();
		Event.stop(e);
	},

	widget_open: function(e, widget)
	{
		var id = widget.getAttribute('widget-id');
		document.cookie = 'x_widget_' + id + '=open';
		var arrows = widget.getElementsBySelector('.sidebar-widget-arrow');
		var inners = widget.getElementsBySelector('.sidebar-widget-contents');
		var arrow = arrows[0];
		var inner = inners[0];
		arrow.stopObserving('click');
		arrow.observe('click', Subeta.Page.widget_close.bindAsEventListener(this, widget));
		arrow.removeClassName('sidebar-widget-arrow-closed');
		inner.blindDown({afterFinish: Subeta.Page.balancer.bind(this)});
		Event.stop(e);
		return false;
	},

	widget_close: function(e, widget)
	{
		var id = widget.getAttribute('widget-id');
		document.cookie = 'x_widget_' + id + '=closed';
		var arrows = widget.getElementsBySelector('.sidebar-widget-arrow');
		var inners = widget.getElementsBySelector('.sidebar-widget-contents');
		var arrow = arrows[0];
		var inner = inners[0];
		arrow.stopObserving('click');
		arrow.observe('click', Subeta.Page.widget_open.bindAsEventListener(this, widget));
		arrow.addClassName('sidebar-widget-arrow-closed');
		inner.blindUp();
		Event.stop(e);
		return false;
	},

	event_remove: function(e, id)
	{
		var ev = $('event-' + id);
		if (!ev)
			return false;
		// Send an AJAX remove command.
		new Ajax.Request('/ajax.php/events/delete', {
			method:		'get',
			parameters:	{id:	id}
		});
		ev.fade({afterFinish: function(effect) {
			if (effect.element.nextSibling)
				$(effect.element.nextSibling).remove();
			if (!effect.element.previousSibling && !effect.element.nextSibling)
			{
				var widget = $(effect.element.parentNode.parentNode);
				widget.fade({afterFinish: function(effect2)
				{
					$(effect2.element).remove();
				}});
			}
			else
				$(effect.element).remove();
		}});
		Event.stop(e);
		return false;
	},

	event_remove_cat: function(e, cat)
	{
		var cont = $(e.element().parentNode.parentNode);

		
		new Ajax.Request('/ajax.php/events/deletecat', {
			method:		'get',
			parameters:	{cat:	cat}
		});

		cont.blindUp({afterFinish: function(effect) { $(effect.element).remove(); }});
		Event.stop(e);
	},

	setup_events: function()
	{
		$('sidebar-inner-events').getElementsBySelector('.sidebar-widget').each(function(widget)
		{
			// Widget is the category.
			var arrows = widget.getElementsBySelector('.sidebar-widget-arrow');
			var arrow = arrows[0];
			if (!arrow.hasClassName('sidebar-widget-arrow-closed'))
				arrow.observe('click', Subeta.Page.widget_close.bindAsEventListener(this, widget));
			else
				arrow.observe('click', Subeta.Page.widget_open.bindAsEventListener(this, widget));
		});

		$('sidebar-inner-events').getElementsBySelector('.sidebar-event').each(function(ev)
		{
			var removes = ev.getElementsBySelector('.event-remove');
			var remove = removes[0];
			remove.observe('click', Subeta.Page.event_remove.bindAsEventListener(this, ev.getAttribute('eventid')));
		});

		$('sidebar-inner-events').getElementsBySelector('.event-remove-cat').each(function(ev)
		{
			ev.observe('click', Subeta.Page.event_remove_cat.bindAsEventListener(this, ev.getAttribute('x-ev-group')));
		});
	},

	/*
	 * Balance the heights of the different columns.
	 */
	balancer: function()
	{
		var sidebar = $('sidebar-inner');
		var body = $('content');
		var bmk = $('bookmarks');
		if (!sidebar || !body || !bmk)
			return;
		
		var maxHeight = 0;
		sidebar.style.height = 'auto';
		body.style.height = 'auto';
		bmk.style.height = 'auto';
		if (sidebar.offsetHeight > maxHeight)
			maxHeight = sidebar.offsetHeight;
		if (body.offsetHeight > maxHeight)
			maxHeight = body.offsetHeight;
	//	var bh = document.body.offsetHeight;

	//	if (maxHeight < bh)
	//		maxHeight = bh;

		if (maxHeight < 1024)
			maxHeight = 1024;
		if (maxHeight >= 500000)
			maxHeight = 500000;

		if (!Subeta.Page.x_height)
			Subeta.Page.x_height = 1;
		else if (Subeta.Page.x_height > maxHeight)
			maxHeight = Subeta.Page.x_height;
		else
			Subeta.Page.x_height = maxHeight;

		//alert('balancing to: ' + maxHeight);


		sidebar.style.height = maxHeight + 'px';
		if (sidebar.offsetHeight > maxHeight)
			sidebar.style.height = (maxHeight - (sidebar.offsetHeight - maxHeight)) + 'px';
	
		// Fudge factor because my column tops don't exactly align.
		maxHeight += 26;

		body.style.height = maxHeight + 'px';
		if (body.offsetHeight > maxHeight)
			body.style.height = (maxHeight - (body.offsetHeight - maxHeight)) + 'px';

		maxHeight += 141;

		bmk.style.height = maxHeight + 'px';
		if (bmk.offsetHeight > maxHeight)
			bmk.style.height = (maxHeight - (bmk.offsetHeight - maxHeight)) + 'px';
	},

	balancer_timeout: function()
	{
		if (this.loaded)
		{
			return;
		}
		this.balancer();
		this.timeout = setTimeout('Subeta.Page.balancer_timeout()', this.timeout_ms);
	}
};

Event.observe(window, 'load', function()
{
	Subeta.Page.is_loaded();

	// Kind of odd that prototype doesn't have this, but oh well.
	window.onresize = function()
	{
		if (Subeta.Page.loaded)
			Subeta.Page.balancer();
	};
});

document.observe('dom:loaded', function()
{
	Subeta.Page.init();
});


Subeta.Page.balancer_timeout();