var BookingRoot = 'https://booking-it.com';

function include_js(filename) {
    var html_doc = document.getElementsByTagName('head').item(0);
    var js = document.createElement('script');
    js.setAttribute('language', 'javascript');
    js.setAttribute('type', 'text/javascript');
    js.setAttribute('src', filename);
    html_doc.appendChild(js);
    return false;
}

include_js(BookingRoot + '/clientscript/BookingInterface.js');

// Title: Tigra Calendar
// URL: http://www.softcomplex.com/products/tigra_calendar/
// Version: 3.3 (European date format)
// Date: 09/01/2005 (mm/dd/yyyy)
// Note: Permission given to use this script in ANY kind of applications if
//    header lines are left unchanged.
// Note: Script consists of two files: calendar?.js and calendar.html

// if two digit year input dates after this year considered 20 century.
var NUM_CENTYEAR = 30;
// is time input control required by default
var BUL_TIMECOMPONENT = false;
// are year scrolling buttons required by default
var BUL_YEARSCROLL = true;

var calendars = [];
var RE_NUM = /^\-?\d+$/;

var msg_InvalidDateFormat = "Invalid date format";
var msg_AcceptedDateFormat = "Format accepted is DD.MM.YYYY!";
var msg_InvalidMonth = "Invalid month value";
var msg_InvalidDay = "Invalid day of month value";
var msg_AllowedRange = "Allowed range is ";

function calendar1(obj_target) {

	// assigning methods
	this.gen_date = cal_gen_date1;
	this.gen_time = cal_gen_time1;
	this.gen_tsmp = cal_gen_tsmp1;
	this.prs_date = cal_prs_date1;
	this.prs_time = cal_prs_time1;
	this.prs_tsmp = cal_prs_tsmp1;
	this.popup    = cal_popup1;

	// validate input parameters
	if (!obj_target)
		return cal_error("Error calling the calendar: no target control specified");
	if (obj_target.value == null)
		return cal_error("Error calling the calendar: parameter specified is not valid target control");
	this.target = obj_target;
	this.time_comp = BUL_TIMECOMPONENT;
	this.year_scroll = BUL_YEARSCROLL;
	
	// register in global collections
	this.id = calendars.length;
	calendars[this.id] = this;
}

function cal_popup1 (str_datetime) {
	if (str_datetime) {
		this.dt_current = this.prs_tsmp(str_datetime);
	}
	else {
		this.dt_current = this.prs_tsmp(this.target.value);
		this.dt_selected = this.dt_current;
	}
	if (!this.dt_current) return;

	var obj_calwindow = window.open(
		'calendar.html?datetime=' + this.dt_current.valueOf()+ '&id=' + this.id,
		'Calendar', 'width=200,height='+(this.time_comp ? 215 : 190)+
		',status=no,resizable=no,top=200,left=200,dependent=yes,alwaysRaised=yes'
	);
	obj_calwindow.opener = window;
	obj_calwindow.focus();
}

// timestamp generating function
function cal_gen_tsmp1 (dt_datetime) {
	return(this.gen_date(dt_datetime) + ' ' + this.gen_time(dt_datetime));
}

// date generating function
function cal_gen_date1 (dt_datetime) {
	return (
		(dt_datetime.getDate() < 10 ? '0' : '') + dt_datetime.getDate() + "."
		+ (dt_datetime.getMonth() < 9 ? '0' : '') + (dt_datetime.getMonth() + 1) + "."
		+ dt_datetime.getFullYear()
	);
}
// time generating function
function cal_gen_time1 (dt_datetime) {
	return (
		(dt_datetime.getHours() < 10 ? '0' : '') + dt_datetime.getHours() + ":"
		+ (dt_datetime.getMinutes() < 10 ? '0' : '') + (dt_datetime.getMinutes()) + ":"
		+ (dt_datetime.getSeconds() < 10 ? '0' : '') + (dt_datetime.getSeconds())
	);
}

// timestamp parsing function
function cal_prs_tsmp1 (str_datetime) {
	// if no parameter specified return current timestamp
	if (!str_datetime)
		return (new Date());

	// if positive integer treat as milliseconds from epoch
	if (RE_NUM.exec(str_datetime))
		return new Date(str_datetime);
		
	// else treat as date in string format
	var arr_datetime = str_datetime.split(' ');
	return this.prs_time(arr_datetime[1], this.prs_date(arr_datetime[0]));
}

// date parsing function
function cal_prs_date1 (str_date) {

	var arr_date = str_date.split('.');

	if (arr_date.length != 3) return cal_error (msg_InvalidDateFormat + ": '" + str_date + "'.\n" + msg_AcceptedDateFormat);
	if (!arr_date[0]) return cal_error (msg_InvalidDateFormat + ": '" + str_date + "'.\n" + msg_AcceptedDateFormat);
	if (!RE_NUM.exec(arr_date[0])) return cal_error (msg_InvalidDateFormat + ": '" + str_date + "'.\n" + msg_AcceptedDateFormat);
	if (!arr_date[1]) return cal_error (msg_InvalidDateFormat + ": '" + str_date + "'.\n" + msg_AcceptedDateFormat);
	if (!RE_NUM.exec(arr_date[1])) return cal_error (msg_InvalidDateFormat + ": '" + str_date + "'.\n" + msg_AcceptedDateFormat);
	if (!arr_date[2]) return cal_error (msg_InvalidDateFormat + ": '" + str_date + "'.\n" + msg_AcceptedDateFormat);
	if (!RE_NUM.exec(arr_date[2])) return cal_error (msg_InvalidDateFormat + ": '" + str_date + "'.\n" + msg_AcceptedDateFormat);

	var dt_date = new Date();
	dt_date.setDate(1);

	if (arr_date[1] < 1 || arr_date[1] > 12) return cal_error ("Invalid month value: '" + arr_date[1] + "'.\nAllowed range is 01-12.");
	dt_date.setMonth(arr_date[1]-1);
	 
	if (arr_date[2] < 100) arr_date[2] = Number(arr_date[2]) + (arr_date[2] < NUM_CENTYEAR ? 2000 : 1900);
	dt_date.setFullYear(arr_date[2]);

	var dt_numdays = new Date(arr_date[2], arr_date[1], 0);
	dt_date.setDate(arr_date[0]);
	if (dt_date.getMonth() != (arr_date[1]-1)) return cal_error ("Invalid day of month value: '" + arr_date[0] + "'.\nAllowed range is 01-"+dt_numdays.getDate()+".");

	return (dt_date)
}

// time parsing function
function cal_prs_time1 (str_time, dt_date) {

	if (!dt_date) return null;
	var arr_time = String(str_time ? str_time : '').split(':');

	if (!arr_time[0]) dt_date.setHours(0);
	else if (RE_NUM.exec(arr_time[0]))
		if (arr_time[0] < 24) dt_date.setHours(arr_time[0]);
		else return cal_error ("Invalid hours value: '" + arr_time[0] + "'.\nAllowed range is 00-23.");
	else return cal_error ("Invalid hours value: '" + arr_time[0] + "'.\nAllowed values are unsigned integers.");
	
	if (!arr_time[1]) dt_date.setMinutes(0);
	else if (RE_NUM.exec(arr_time[1]))
		if (arr_time[1] < 60) dt_date.setMinutes(arr_time[1]);
		else return cal_error ("Invalid minutes value: '" + arr_time[1] + "'.\nAllowed range is 00-59.");
	else return cal_error ("Invalid minutes value: '" + arr_time[1] + "'.\nAllowed values are unsigned integers.");

	if (!arr_time[2]) dt_date.setSeconds(0);
	else if (RE_NUM.exec(arr_time[2]))
		if (arr_time[2] < 60) dt_date.setSeconds(arr_time[2]);
		else return cal_error ("Invalid seconds value: '" + arr_time[2] + "'.\nAllowed range is 00-59.");
	else return cal_error ("Invalid seconds value: '" + arr_time[2] + "'.\nAllowed values are unsigned integers.");

	dt_date.setMilliseconds(0);
	return dt_date;
}

function cal_error (str_message) {
	alert (str_message);
	return null;
}

function SetInitialDate(obj_txtDate)
{
	//Opis: funkcija postavlja inicijalnu vrijednost datuma (sutrasnji) u text box
	//var dtTodaysDate = new Date();
	var dtDate = new Date();
	dtDate.setDate (dtDate.getDate() + 1);
	var DateString = dtDate.getDay() + '.' + dtDate.getMonth() + '.' + dtDate.getFullYear() ;

	if (!(obj_txtDate == null)){
		obj_txtDate.value = DateString;
	}
}

function parseIntDec(string)
{
	return parseInt(string,10);
}

function CalculateEndDate(sStartDate, nNumOfNights){

	var sEndDate;
	var asStarDateArray = sStartDate.split(".");
	
	var nDay = parseIntDec(asStarDateArray[0]);
	var nMonth = parseIntDec(asStarDateArray[1]);
	var nYear = parseIntDec(asStarDateArray[2]);

	//dtEndDate je datum odlaska
	var dtEndDate = new Date(nYear ,nMonth-1, nDay + parseIntDec(nNumOfNights));	

	var sEndDate = dtEndDate.getDate().toString() + "." + (dtEndDate.getMonth() + 1).toString() + "." + dtEndDate.getFullYear().toString(); 

	return sEndDate;
}

function CallOfferPage(nHotelCode, sOznakaJezika, bInlinePopup)
{	
	var sStartDate = document.frmKalendar.txtDate.value;
	var nNumOfNights = document.frmKalendar.lstNumOfNights.value;
	var nNumOfAdults = document.frmKalendar.lstAdults.value;	
	var sEndDate = CalculateEndDate(sStartDate, nNumOfNights);
		
	if (sStartDate == ""){
		alert ("Please select check in date!");
	}
	else
	{
		//parsaj date, pa pogledaj da li moze ici dalje
		if (!(cal_prs_date1(sStartDate)==null))
		{
			var nLangID = GetLanguageId(sOznakaJezika);
			var sURL = Page.Offer(nHotelCode, 0, nLangID, sStartDate, sEndDate, nNumOfAdults, 1, null)
			ShowPage(sURL, ShowPageStyle.MagicBox, 900, 600);		
		}
		else
		{
			document.frmKalendar.txtDate.value = "";
		}
	}

	return 0;
}

function CallBookingStart(nHotelCode,sLanguage,bInlinePopup)
{
	var nLangID = GetLanguageId(sLanguage);
	var sURL = Page.Start(nHotelCode, nLangID, 1, null, null);
	ShowPage(sURL, ShowPageStyle.MagicBox, 550, 460);
}