/**
* Class: IncludedClasses
* 
* @author KLuck
*/
class com.kelvinluck.util.IncludedClasses 
{
	
	private static var instance:IncludedClasses;
	
	/**
	* Private constructor - Singleton
	**/
	private function IncludedClasses() 
	{
		
	}
	
	function getExcludeXml():String
	{
		var classes:Array = _arrayUnique(_getClasses(_global, '', []));
		var r:String = '<excludeAssets>' + newline;
		for (var i:Number=0; i<classes.length; i++) {
			r += '<asset name="' + classes[i] + '"></asset>' + newline; 
		}
		r += '</excludeAssets>';
		return r;
	}
	
	function getArrayString():String
	{
		var r:String = '["' + newline;
		r += _arrayUnique(_getClasses(_global, '', [])).join('", "');
		r += '"]';
		return r;
	}
	
	private function _getClasses(obj:Object, path:String, classes:Array):Array
	{
		var ret:Array = [];
		for (var name:String in obj) {

			if (typeof(obj[name]) == 'function') {
				var firstLetter:String = name.substr(0, 1);
				if (firstLetter.toUpperCase() == firstLetter) {
					classes.push(path + '.' + name);
				}
			} else {
				var passPath = path == '' ? name : path + '.' + name;
				classes = classes.concat(_getClasses(obj[name], passPath, classes));
			}
		}
		return classes.concat(ret);
	}
	private function _arrayUnique(a:Array):Array
	{
		var o:Object = {};
		for (var i:Number=0; i<a.length; i++) {
			o[a[i]] = true;
		}
		var r:Array = [];
		for (var i:String in o) {
			r.unshift(i);
		}
		return r;
	}
	
	
	/**
	* @return singleton instance of IncludedClasses
	*/
	public static function getInstance():IncludedClasses 
	{
		if (instance == null)
			instance = new IncludedClasses();
		return instance;
	}
	function toString():String
	{
		return '[com.kelvinluck.util.IncludedClasses]';
	}
	
}