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//********************************************************************************

//****ROOM TYPE CHECK****

//********************************************************************************



gaRoomTypeVal = new Array("SGL","TWN","TWNC","DBL","DBLC","TRI","QAD","FPL","FPLC","TRIC")

gaRoomTypeValAmend = new Array("Sroom","TWroom","TWCroom","Droom","DCroom","Troom","Qroom","FPLroom")

gaRoomOccupancy=new Array(1,2,3,2,3,3,4,4,5,4)

gaChildRate = new Array(0,0,3,0,3,0,0,4,4,4)

gaChildField = new Array(0,0,1,0,1,0,0,2,3,1)

var gchildRate=4,gChildRateReq=0;

gRoomCount = 9;

gNameRoot = "document.form1.";

gSelectedRoomCount=0;

function validateRoomType(obj,number)

{

	var roomSelected = getSelectionValue(obj);

	var roomCountField=getRoomCountField(number);

	getTotalRoomCount(roomSelected,roomCountField);

	

	gChildRate=isChildRate(roomSelected);

	if 	(gChildRate>0)

	{	gChildRateReq=getChildAgeReq(roomSelected);

		return chkChildAge( number,getSelectionValue(roomCountField),gChildRate,gChildRateReq )

	}

	return true;

}



function validateRoomTypeAmend(obj,roomType,number)

{

	var roomSelectedCount = getSelectionValue(obj);

	getTotalRoomCountAmend(roomSelectedCount,roomType);

	

	gChildRate=isChildRateAmend(roomType);

	if 	(gChildRate>0)

	{	gChildRateReq=getChildAgeReqAmend(roomType);

		return chkChildAge( number,roomSelectedCount,gChildRate,gChildRateReq )

	}

	return true;

}

function getTotalRoomCount(roomType,roomCountField)

{

	var occupancyCount	=	getRoomCount(roomType);

	var roomCount		=	getSelectionValue(roomCountField)

	gSelectedRoomCount=gSelectedRoomCount+(occupancyCount * roomCount);

	

}



function getTotalRoomCountAmend(roomSelectedCount,roomType)

{	

	var occupancyCount	=	getRoomCountAmend(roomType);

	

	gSelectedRoomCount=gSelectedRoomCount+(occupancyCount * roomSelectedCount);

}

function isValidBooking()

{	

	if ( gSelectedRoomCount>gRoomCount )

		return false;

	else

		return true;

}

function chkChildAge(number,numRooms,numChildRates,numChildAgeReq) {

	

	for (var i=1;i<=numChildRates;i++)

	{

		var field=getRoomAgeField(number,i);

		if (i<=(numRooms*numChildAgeReq)) {

			if ( (getSelectionValue(field)=='')||(getSelectionValue(field)==null) )

			{	return false;

				break;}

		} 

	}	

	return true;

}

function alertMessage(room)

{

	alert("Room "+room+" : Please enter all child ages")

}

function chgRoomNumber(obj,number) {

	var oRoom = getRoomTypeField(number);

	if (obj.selectedIndex==0)

		{oRoom.selectedIndex = 0;}

	chgRoomType(oRoom,number)

}

function chgRoomType(obj,number) {	

	var roomSelected = getSelectionValue(obj);

	var roomCountField=getRoomCountField(number);	

	

	if (roomSelected!='') {

		if (roomCountField.length==0)

			setRoomCountValue(roomCountField);

		if (getSelectionValue(roomCountField)=='0') {			

			setSelectionValue(roomCountField,'1');

		}

		gChildRate=isChildRate(roomSelected);		

	} 

	else {

		//setSelectionValue(roomCountField,'0');

		setSelectionValue(roomCountField,'');		

	}

	

	if ( (roomSelected!='')&&(gChildRate>0) )

		{	gChildRateReq=getChildAgeReq(roomSelected);

			showAges(number,getSelectionValue(roomCountField),gChildRate,gChildRateReq);		

		}

	else

		 { showAges(number,0,3,1); }	

}



function chgRoomTypeAmend(obj,number,roomSelected) {	

	//var roomSelected = getSelectionValue(obj);

	var roomCountField=getRoomCountField(number);

	

	if (roomSelected!='') {

		gChildRate=isChildRateAmend(roomSelected);				

	} 

	else {

		//setSelectionValue(roomCountField,'0');

		//setSelectionValue(roomCountField,'');		

	}

	

	if ( (roomSelected!='')&&(gChildRate>0) )

		{	gChildRateReq=getChildAgeReqAmend(roomSelected);

			

			 showAgesAmend(number,getSelectionValue(roomCountField),gChildRate,gChildRateReq)	}

	else

		{showAgesAmend(number,0,3,1);

		}	

		

}



function getRoomTypeField(roomNumber) {

	

	return eval(gNameRoot+"roomType"+roomNumber);

}



function getSelectionValue(obj)

{

	if (obj && obj.selectedIndex >= 0) {

		return obj.options[obj.selectedIndex].value;

	}

	return '';

}

function getRoomCountField(roomNumber) {

	var field="numRooms"+roomNumber;

	return eval(gNameRoot+field);

}

function setRoomCountValue(obj)

{

	obj.options[0]=new Option('','0')

	for (i=1;i<=gRoomCount;i++)

	{	

		obj.options[i]=new Option(i,i)

	}

}

function setSelectionValue(obj,value) {

	if (!obj) return;

	if ((value!=null)&&(value!='')) {

		if (value.length>0) {

			obj.selectedIndex= getIndexOfOption(obj, value);

		} else {

			obj.selectedIndex= -1;			

		}

	}

	else

		obj.length=0;		

}

function getIndexOfOption(obj, value) {

	if (obj.options) {

		for (var idx= 0; idx< obj.options.length; idx++) {

			if (obj.options[idx].value== value)

				return idx;

		}

	}

	return -1;

}

function isChildRate(roomType)

{

	for (var i=0;i<gaRoomTypeVal.length;i++)

	{	//if (roomType.match(gaRoomTypeVal[i]))

		if (roomType==gaRoomTypeVal[i])

		{	

			return gaChildRate[i];			

		}

	} 

}



function isChildRateAmend(roomType)

{	

	for (var i=0;i<gaRoomTypeValAmend.length;i++)

	{	//if (roomType.match(gaRoomTypeVal[i]))		

		if (roomType==gaRoomTypeValAmend[i])

		{	

			return gaChildRate[i];			

		}

	} 

}

function getChildAgeReq(roomType)

{	

	for (var i=0;i<gaRoomTypeVal.length;i++)

	{	

		if (roomType==gaRoomTypeVal[i])

		{	

			return gaChildField[i];			

		}

	} 

}

function getChildAgeReqAmend(roomType)

{

	for (var i=0;i<gaRoomTypeValAmend.length;i++)

	{	

		if (roomType==gaRoomTypeValAmend[i])

		{	

			return gaChildField[i];			

		}

	} 

}

function getRoomCount(roomType)

{

	for (var i=0;i<gaRoomTypeVal.length;i++)

	{	

		if (roomType==gaRoomTypeVal[i])

		{	

			return gaRoomOccupancy[i];

		}

	} 

}

function getRoomCountAmend(roomType)

{

	for (var i=0;i<gaRoomTypeValAmend.length;i++)

	{	

		if (roomType==gaRoomTypeValAmend[i])

		{	

			return gaRoomOccupancy[i];

		}

	} 

}

function getRoomAgeField(roomNumber,ageNumber) {

	var field="roomType"+roomNumber+"Age"+ageNumber;

	return eval(gNameRoot+field);

} 



function getRoomTableField(roomNumber) {

	var field="blkchild"+roomNumber;

	return eval("document.all."+field);

}





function showAges(number,numRooms,numChildRates,numChildAgeReq) {

	//alert("room number : " + number)

	//alert("number of rooms : " + numRooms)

	//alert("child rates : " + numChildRates)

	//alert("child rates required : " + numChildAgeReq)

	for (var i=1;i<=numChildRates;i++)

	{

		var field=getRoomAgeField(number,i);

		if (i<=(numRooms*numChildAgeReq)) {

				if (eval(field))

					{showField(field.name,true);}

		} else {

			if (eval(field))

				{

				showField(field.name,false);

				field.selectedIndex= 0;

				}

		}

	}	

}



function showAgesAmend(number,numRooms,numChildRates,numChildAgeReq) {

	

	for (var i=1;i<=numChildRates;i++)

	{

		var field=getRoomAgeField(number,i);

		var objtable=getRoomTableField(number,i);

		if (i<=(numRooms*numChildAgeReq)) {

			if (field!=null)showFieldAmend(field.name,objtable,true);

		} else {

			if (field!=null)

			{showFieldAmend(field.name,objtable,false);

			field.selectedIndex= 0;}

		}

	}	

}

function showField(field,show) {

	var obj=getLayer(field);

	if (!obj) return;

	if (obj.style) {

		obj.style.visibility=show ? "visible" : "hidden";

	} else {

		obj.visibility=show ? "show" : "hide";

	}

}

function showFieldAmend(field,objtable,show) {

	

	var obj=getLayer(field);	

	if (!obj) return;

	if (obj.style) {

		document.all.blkchild0.style.display='block';

		objtable.style.display = 'block';

		obj.style.visibility=show ? "visible" : "hidden";

	} else {

		objtable.style.display = 'none';

		obj.visibility=show ? "show" : "hide";

	}

}

function getLayer(layer) {

	if (document.all)

		return eval('document.all.'+layer);

	if (document.getElementById)

		return document.getElementById(layer);

	return eval('document.'+layer);

}

//********************************************************************************





//********************************************************************************

//****CHECK OUT DATE CALCULATION****

//********************************************************************************

function calCheckOutDate(validDate,numDays)

{	//------------------------

	var dateString = cvtDateToISO(validDate)

	//var checkOut = FormatDate(AddDaysToDate(dateString, numDays))

	return cvtISOToDate(FormatDate(AddDaysToDate(dateString, numDays)))

	//------------------------	

}



function cvtDateToISO(DateString)

{	

	var aDate = DateString.split('/')

	aDate[0] = chkISONumber(aDate[0])

	aDate[1] = chkISONumber(aDate[1])

	return (aDate[2]+'/'+aDate[1]+'/'+aDate[0])

	

}

function cvtISOToDate(DateString)

{

	var aDate = DateString.split('/')

	aDate[1] = chkDateNumber(aDate[1])

	aDate[2] = chkDateNumber(aDate[2])

	return (aDate[2]+'/'+aDate[1]+'/'+aDate[0])

}

function chkISONumber(num)

{	

	return ((num< 9) ? "0"+parseInt(num,10) : num)

}

function chkDateNumber(num)

{	

	return ((num< 9) ? "0"+parseInt(num,10) : num)

}

function AddDaysToDate(DateString, Days)

{

    DateObject = new Date(DateString);

    return(new Date(DateObject.getTime() + Days * 24 * 60 * 60 * 1000));

}



function FormatDate(DateString)

{

    DateObject = new Date(DateString);

    return(DateObject.getFullYear() + "/" + ((DateObject.getMonth() < 9) ? "0" : "") + (DateObject.getMonth() + 1) + "/" + DateObject.getDate());

}



//********************************************************************************