gistfile1.js

Order.prototype.getHotelWidgetData = function(params, cb){
	var self = this;
	params = params || {};
	params.date_start = params.date_start || (new Date().format('yyyy-mm-dd'));
	params.date_end = params.date_end || params.date_start;
	params.adults = params.adults || 2;
	params.currency = params.currency || 'EUR';
	params.children = params.children || 0;
	params.city = params.city || 'moscow';

	var urlParams = $.map( params, function(value, key){
		return key + '=' + value;
	}).join('&');

	var url = encodeURI('/_api/hotel_search/widgetSearch?' + urlParams);

	if(this.hotelWidgetXHR && this.hotelWidgetXHR.readystate != 4){
		this.hotelWidgetXHR.abort();
		this.hotelWidgetXHR = null;
	}
	clearTimeout(this.hotelWidgetTimer);

	this.hotelWidgetXHR = $.ajax({
		url: url,
		cache: false,
		dataType: "json",
		success: function(json){
			if(json.error) return cb(json.error);
			if(json.status == 'loading'){
				this.hotelWidgetTimer = setTimeout(function(){
					self.getHotelWidgetData(params,cb);
				},00);
				return;
			}
			cb(null,json);
		},
		error: function(xhr,status, error){
			cb(error);
		}
	});

};