function TicketSell(o){
	
	/**reference for the instance*/
	var app = this;
	
	this.defaults = {
			default_type: 0,
			selected_type: 1,
			time_unit_day : 10,
			time_unit_month : 20,
			time_unit_month_reference : 30,
			/**id of filter text*/
			types: [{
				name :'Bérlet',
				id_ticket_type: 0,
				max_usage_count:0,
				time_unit_type:1,
				time_unit_count:1,
				id_account:0,
				price_brutto:1000,
			},
		],
		selector_type: '#ticketcreate-id_ticket_type',
		selector_start: '#ticketcreate-start',
		selector_end: '#ticketcreate-end',
		selector_account: '#ticketcreate-id_account',
		selector_price: '#ticketcreate-price_brutto',
		selector_max_usage_count: '#ticketcreate-max_usage_count',
		date_format_moment: 'YYYY.MM.DD',
		ticket_type: null,
		start_date: null,
		end_date: null,
		max_usage_count: null,
		id_account: null,
		price: null,
		clear_list_url: '',
		transfer_list: []
	};
	
	init();
	
	function init(){
		$.extend(app.defaults, o );
		addBehaviourTypeChangedListener();
		useDefaults();
		createUserSoldItemsTable();
	}
	
	function useDefaults(){
		if ( app.defaults.selected_type > 0){
			$(app.defaults.selector_type).val( app.defaults.selected_type );
			typeChanged();
		}
	}
	
	function createUserSoldItemsTable(){
		$('.transfer-list-container').transferList({
			'transfers' : app.defaults.transfer_list
		});
	}
	
	function refreshSoldUseritems(){
		$('.transfer-list-container').transferList('option','transfers' , app.defaults.sold_items );
	}
	
	function addBehaviourTypeChangedListener(){
		$(app.defaults.selector_type).change(change);
	}
	
	function change(event){
		if ( '#'+event.target.id == app.defaults.selector_type ){
			typeChanged();
		}
	}
	
	function typeChanged(){
		validateTypeChanged();
		refresh();
	}
	
	function validateTypeChanged(){
		validateType();
		validateStartDate();
		validateEndDate();
		validateMaxUsageCount();
		validatePriceBrutto();
		validateAccount();
	}
	
	function validateType(){
		var type;
		type =  +$(app.defaults.selector_type).val();
		app.defaults.ticket_type = null;
		for ( var i = 0; i < app.defaults.types.length; i++ ){
			if ( app.defaults.types[i].id_ticket_type == type){
				app.defaults.ticket_type =  app.defaults.types[i];
				break;
			}
			
		}
	}
	
	function validateStartDate(){
		 app.defaults.start_date =  moment( $(  app.defaults.selector_start  ).val(),  app.defaults.date_format_moment) ;
		 
		 if ( !app.defaults.start_date.isValid() ){
			 app.defaults.start_date = moment();
		 }
		 
	}
	
	function validateEndDate(){
		var units;
		units = app.defaults.ticket_type.time_unit_count;
		app.defaults.end_date = moment(app.defaults.start_date);
		switch(app.defaults.ticket_type.time_unit_type){
		case app.defaults.time_unit_day: 
			app.defaults.end_date.add( units, 'days');
			app.defaults.end_date.subtract( 1, 'days');
			break;
		case app.defaults.time_unit_month: 
			app.defaults.end_date.add( units, 'month');
			app.defaults.end_date.subtract( 1, 'days');
			break;
		case app.defaults.time_unit_month_reference: 
			if ( units > 1){
				app.defaults.end_date.add( units -1, 'month');
			}
			app.defaults.end_date.endOf('month');
			break;
		}
	}
	
	function validateMaxUsageCount(){
		app.defaults.max_usage_count = app.defaults.ticket_type.max_usage_count;
	}
	
	function validatePriceBrutto(){
		app.defaults.price = app.defaults.ticket_type.price_brutto;
	}
	function validateAccount(){
		app.defaults.id_account = app.defaults.ticket_type.id_account;
	}
	
	function refresh(){
		console.info( app.defaults.start_date.toDate());
		$(app.defaults.selector_start ).val(   app.defaults.start_date.format(   app.defaults.date_format_moment ) );
		$(app.defaults.selector_end ).val(   app.defaults.end_date.format(   app.defaults.date_format_moment ) );
		$(app.defaults.selector_account ).val(app.defaults.id_account);
		$(app.defaults.selector_price ).val(app.defaults.price);
		$(app.defaults.selector_max_usage_count ).val(app.defaults.max_usage_count);
	}
	
}