var VnObject = require ('./object');
var LotIface = require ('./lot-iface');

module.exports = new Class
({
	Extends: VnObject
	,Implements: LotIface
	,Tag: 'vn-lot'
	,Properties:
	{
		params:
		{ 
			type: Object
			,set: function (x)
			{
				this._params = x;
				this.changed ();
			}
			,get: function ()
			{
				return this._params;
			}
		}
	}

	,_attachments: null

	,initialize: function (props)
	{
		this._params = {};
		this.parent (props);
	}

	,get: function (paramName)
	{
		return this._params[paramName];
	}

	,set: function (paramName, value)
	{
		this._params[paramName] = value;
		this.changed ();
	}
	
	/**
	 * Resets all values.
	 */
	,reset: function ()
	{
		this._params = {};
		this.changed ();
	}
	
	,keys: function ()
	{
		return Object.keys (this._params);
	}

	,assign: function (object)
	{
		for (var key in object)
			this._params[key] = object[key];

		this.changed ();
	}
});