var headerMsgLock = false;
function write_msg (message){
	if (headerMsgLock){
		setTimeout('write_msg("'+message+'");', 300);
		return;
	}
	headerMsgLock = true;
	headerDiv = document.getElementById("divAppboxHeader");
	var labelBefore = headerDiv.innerHTML;
	headerDiv.innerHTML = '<table width=100% cellspacing="0" cellpadding="0" border="0"><tbody><tr><th width="40%"></th><th noWrap class="action_info_th">'+message+'</th><th width="40%"></th></tr></tbody></table>';
	setTimeout('headerMsgLock = false; document.getElementById("divAppboxHeader").innerHTML = \"'+labelBefore+'\";', 2000);
}

function write_error (message){
	if (headerMsgLock){
		setTimeout('write_error("'+message+'");', 300);
		return;
	}
	headerMsgLock = true;
	headerDiv = document.getElementById("divAppboxHeader");
	var labelBefore = headerDiv.innerHTML;
	headerDiv.innerHTML = '<table width=100% cellspacing="0" cellpadding="0" border="0"><tbody><tr><th width="40%"></th><th noWrap class="action_error_th">'+message+'</th><th width="40%"></th></tr></tbody></table>';
	setTimeout('headerMsgLock = false; document.getElementById("divAppboxHeader").innerHTML = \"'+labelBefore+'\";', 2000);
}

function createButtons(eventDiv) {
	var lnk = document.getElementById('remove_'+eventDiv.id);
	var lnk2 = document.getElementById('details_'+eventDiv.id);
	if (!lnk){
		var removeLink = document.createElement('a');
		removeLink.id = "remove_" + eventDiv.id;
		removeLink.href = "javascript:removeEvent("+eventDiv.id.substr(6)+");";
		removeLink.innerHTML = '<img onmouseover="this.setAttribute(\'width\', \'15\');"'+
			'onmouseout="this.setAttribute(\'width\', \'10\');"'+
			' title="'+get_lang('remove')+'" alt="'+get_lang('remove')+'"'+
			' src="templates/default/images/min.png"></img>';
		removeLink.style.position = "absolute";
		removeLink.style.top = "0px";
		removeLink.style.left = "175px";
		var showDetailLink = document.createElement('a');
		showDetailLink.id = "details_" + eventDiv.id;
		showDetailLink.href = "javascript:showDetails("+eventDiv.id+");";
		showDetailLink.innerHTML = '<img onmouseover="this.setAttribute(\'width\', \'15\');"'+
			'onmouseout="this.setAttribute(\'width\', \'10\');"'+
			' title="'+get_lang('details')+'" alt="'+get_lang('details')+'"'+
			' src="templates/default/images/plus.png"></img>';
		showDetailLink.style.position = "absolute";
		showDetailLink.style.top = "0px";
		showDetailLink.style.left = "160px";

		eventDiv.appendChild(showDetailLink);
		eventDiv.appendChild(removeLink);
	}
	else{
		lnk.style.visibility="visible";
		lnk2.style.visibility="visible";
	}
}
function submitDetailsHandler () {
	var iframe = document.getElementById('nullFrame');
	var Fdoc = iframe.contentDocument || iframe.contentWindow;
	statusSpan = Fdoc.getElementById('formStatus');
	if (statusSpan)
	{
		var ErMessage = statusSpan.innerHTML.replace(/<[^>]*>/,'');
		write_error(ErMessage);
		divAddDialog = document.getElementById("divAddDialog");
		divAddDialog.appendChild(Fdoc.getElementsByName('app_form')[0]);
	 	divAddDialog.style.display = "block";
	}
	else
	{
		if (Fdoc.getElementById('calendar_overlap_table')){
			write_error(get_lang('scheduling conflict'));
			divAddDialog = document.getElementById("divAddDialog");
			document.getElementsByName('app_form')[0].innerHTML = Fdoc.getElementById('divAppbox').innerHTML;
			document.getElementById('ignore_button').style.display = "none";
			document.getElementById('redit_button').style.display = "none"; // TODO: Update the action to submit in background
			divAddDialog.style.display = "block";
		}
		else
			write_msg(get_lang('Event updated successfully'));
	}
	connector.hideProgressBar();
}

	function addDetails(title,description,datetime,edatetime){
		if (!edatetime)
			edatetime = "";
		if (!datetime || datetime.length == 0)
			datetime = edatetime;
		var handler_embeddedHTML = function (data) {
			var divAddDialog = document.getElementById("divAddDialog");
			if(!divAddDialog)
			{
				divAddDialog = document.createElement("DIV");
				divAddDialog.id = 'divAddDialog';
				divAddDialog.style.zIndex = "10";
				divAddDialog.style.position = "absolute";
				divAddDialog.style.display = "none";
				document.body.appendChild(divAddDialog);
			}
			divAddDialog.style.left = "100px";
			divAddDialog.style.top  = "100px";
			var xsl = XMLTools.load('xsl/windowDialog.xsl');
			xml = "<return></return>";
			divAddDialog.innerHTML = xtools.parse(xml, xsl);
			document.getElementById('form_content').innerHTML = data;
			submitButton = document.getElementById('submit_button');
			submitButton.onclick = function () { cExecuteForm('/index.php?menuaction=calendar.bocalendar.update',document.getElementsByName('app_form')[0],'submitDetailsHandler'); return false; }
			cancelButton = document.getElementById('cancel_button');
			cancelButton.onclick = function () { calendar.dialog(); return false; }
			deleteButton = document.getElementById('delete_button');
			deleteButton.onclick = function () { removeEvent(eventId.id.substr(6)); calendar.dialog(); return false; }
			divAddDialog.style.display = "block";
		}
		cExecute('../index.php?menuaction=calendar.uicalendar.add&plain=True&date='+datetime.substr(0,4)+datetime.substr(6,2)+datetime.substr(4,2)+'&hour='+datetime.substr(8,2)+'&minute='+datetime.substr(10,2),handler_embeddedHTML);
	}

function showDetails(eventId){
	var handler_embeddedHTML = function (data) {
		var divAddDialog = document.getElementById("divAddDialog");
		var xsl = XMLTools.load('xsl/windowDialog.xsl');
		if(!divAddDialog)
		{
			divAddDialog = document.createElement("DIV");
			divAddDialog.id = 'divAddDialog';
			divAddDialog.style.zIndex = "10";
			divAddDialog.style.position = "absolute";
			divAddDialog.style.display = "none";
			document.body.appendChild(divAddDialog);
		}
		divAddDialog.style.left = "100px";
		divAddDialog.style.top  = "100px";
		xml = "<return></return>";
		divAddDialog.innerHTML = xtools.parse(xml, xsl);
		document.getElementById('form_content').innerHTML = data;
		submitButton = document.getElementById('submit_button');
		submitButton.onclick = function () { cExecuteForm('/index.php?menuaction=calendar.bocalendar.update',document.getElementsByName('app_form')[0],'submitDetailsHandler'); calendar.dialog(); return false; }
		try
		{
			cancelButton = document.getElementById('cancel_button');
			cancelButton.onclick = function () { calendar.dialog(); return false; }
		}
		catch (e)
		{
			cancelButton = document.createElement('INPUT');
			cancelButton.type = "submit";
			cancelButton.value = get_lang('cancel');
			cancelButton.onclick = function () { calendar.dialog(); return false; }
			document.getElementsByName('app_form')[0].appendChild(cancelButton);
		};
		deleteButton = document.getElementById('delete_button');
		deleteButton.onclick = function () { removeEvent(eventId.id.substr(6)); calendar.dialog(); return false; }
		divAddDialog.style.display = "block";
	}
	cExecute('../index.php?menuaction=calendar.uicalendar.edit&cal_id='+eventId.id.substr(6)+'&plain=True',handler_embeddedHTML);
}
function removeButtons(eventDiv){
	var lnk = document.getElementById('remove_'+eventDiv.id);
	var lnk2 = document.getElementById('details_'+eventDiv.id);
	if (lnk){
		lnk.style.visibility="hidden";
		lnk2.style.visibility="hidden";
	}
}

function removeEvent (id) {
	var handler_removeEvent = function (data) {
		var xsl = XMLTools.load('xsl/returnData.xsl?'+ Date.parse(new Date));
		var serverRet = xtools.parse(data, xsl);
		serverRet = serverRet.substr(serverRet.indexOf('>')+1);
		var retStatus = serverRet.substr(0,5);
		if (retStatus == "false")
			write_msg(get_lang("Error") + ": " + serverRet)
		else{
			var eventDiv = document.getElementById("event_"+id);
			if (viewType == "Day"){
				init_ = timeStamp2id(eventDiv.childNodes[1].id).substr(8);
				end_ = timeStamp2id(eventDiv.childNodes[2].id).substr(8);
				for (var hour = parseInt(init_,10); hour < parseInt(end_,10);(hour%100 == 30)?hour+=70:hour+=30)
					screenTable[weekDay][hour]--;
			}
			eventDiv.parentNode.removeChild(eventDiv);
			write_msg(get_lang("Event were deleted"));
		}
	}
	XMLTools.request('$this.uicalendar.removeEvent&id='+id, 'GET', handler_removeEvent);
}

function saveEvent (id, title, description, locat, startTime, endTime){
	if (id != null){
		return changeEvent(id,'all_fields',locat);
	}

	var endDate = new Date();
	endDate.setTime(id2timeStamp(endTime)+1800000);

	var handler_Add = function (data) {
		var xsl = XMLTools.load('xsl/returnData.xsl?'+ Date.parse(new Date));
		var serverRet = xtools.parse(data, xsl);
		serverRet = serverRet.substr(serverRet.indexOf('>')+1);
		calendar.dialog('infowindow');
		var retStatus = serverRet.substr(0,5);
		if (retStatus == "false")
			write_msg(get_lang("Error") + ": " +get_lang(serverRet.substr(6)));
		else{
			var tdElement = document.getElementById(startTime);
			var eventDiv = document.createElement('DIV');
			eventDiv.id = "event_" + serverRet.substr(6,serverRet.length);
			var endDateDiv = document.createElement('DIV');
			var startDateDiv = document.createElement('DIV');
			endDateDiv.id = endDate.getTime();
			startDateDiv.id = id2timeStamp(startTime);
			eventDiv.appendChild(startDateDiv);
			eventDiv.appendChild(endDateDiv);
			eventDiv.innerHTML += title+"<br>"+description;

			createEventDiv(eventDiv);
			write_msg(get_lang("Event were added successfully!"));
		}
	}
	XMLTools.request('$this.uicalendar.saveEvent&start='+parseInt(id2timeStamp(startTime)/1000)+'&end='+parseInt(endDate.getTime()/1000)+'&title='+title+'&desc='+description+'&location='+locat, 'GET', handler_Add);
}

function quickAddEvent (title, description, startTime, endTime)
{
	var endDate = new Date();
	endDate.setTime(id2timeStamp(endTime)+1800000);

	var handler_quickAdd = function (data) {
		var xsl = XMLTools.load('xsl/returnData.xsl?'+ Date.parse(new Date));
		var serverRet = xtools.parse(data, xsl);
		serverRet = serverRet.substr(serverRet.indexOf('>')+1);
		calendar.dialog('infowindow');
		var retStatus = serverRet.substr(0,5);
		if (retStatus == "false")
			write_msg(get_lang("Error") + ": " +get_lang(serverRet.substr(6)));
		else{
			var tdElement = document.getElementById(startTime);
			var eventDiv = document.createElement('DIV');
			eventDiv.id = "event_" + serverRet.substr(6,serverRet.length);
			var endDateDiv = document.createElement('DIV');
			var startDateDiv = document.createElement('DIV');
			endDateDiv.id = endDate.getTime();
			startDateDiv.id = id2timeStamp(startTime);
			eventDiv.appendChild(startDateDiv);
			eventDiv.appendChild(endDateDiv);
			eventDiv.innerHTML += title+"<br>"+description;

			createEventDiv(eventDiv);
			write_msg(get_lang("Event were added successfully!"));
		}

	}
	XMLTools.request('$this.uicalendar.quickAdd&start='+parseInt(id2timeStamp(startTime)/1000)+'&end='+parseInt(endDate.getTime()/1000)+'&title='+title+'&desc='+description, 'GET', handler_quickAdd);
}

function changeEvent(objEvent,field,value){
	init_ = timeStamp2id(objEvent.childNodes[0].id).substr(8);
	end_ = timeStamp2id(objEvent.childNodes[1].id).substr(8);

	var handler_changeEvent = function (data){
                var xsl = XMLTools.load('xsl/returnData.xsl?'+ Date.parse(new Date));
                var serverRet = xtools.parse(data, xsl);
                serverRet = serverRet.substr(serverRet.indexOf('>')+1);
                var retStatus = serverRet.substr(1,5);
		if (retStatus == "false")
			write_msg(get_lang("Error") + ": " + serverRet)
		else
			switch (field) {
				case 'edatetime':
					for (var hour = parseInt(init_,10); hour < parseInt(end_,10);(hour%100 == 30)?hour+=70:hour+=30)
						screenTable[weekDay][hour]--;

					objEvent.childNodes[1].id = value*1000;
					var resizeIcon = document.getElementById("resize_"+objEvent.id);
					resizeIcon.parentNode.removeChild(resizeIcon);

					createEventDiv(objEvent);
					break;
				case 'all_fields':
				default:
					alert(field+': not implemented');
			}
	}
	XMLTools.request('$this.uicalendar.changeEvent&cal_id='+objEvent.id.substr(6)+'&field='+field+'&value='+value, 'GET', handler_changeEvent);
}

// Convert Unix Time Stamp to Div Id used in calendar
function timeStamp2id(timeStamp){
	var tmpDate = new Date();
	tmpDate.setTime(timeStamp);
	return (tmpDate.getYear()+(is_ie?0:1900))+""+
		normDec(tmpDate.getDate())+
		normDec(tmpDate.getMonth()+1)+
		normDec(tmpDate.getHours())+
		normDec(tmpDate.getMinutes());
}

// Convert the opposite of function above
function id2timeStamp(id){
	objDate = new Date();
        objDate.setHours(id.substr(8,2));
        objDate.setMinutes(id.substr(10,2));
	objDate.setYear(id.substr(0,4));
        objDate.setDate(id.substr(4,2));
	objDate.setMonth(id.substr(6,2)-1);
	return objDate.getTime();
}

function id2String(id){
	if (id < 1)
		return "";
	objDate = new Date();
	objDate.setHours(id.substr(8,2));
	objDate.setMinutes(id.substr(10,2));
	objDate.setYear(id.substr(0,4));
	objDate.setDate(id.substr(4,2));
	objDate.setMonth(id.substr(6,2)-1);
	return objDate.getDate()+"/"+(objDate.getMonth()+1);
}

function get_lang(_key)
{
	if (_key == '')
		return '';
	var key = _key.toLowerCase();
	if(array_lang[key])
		var _value = array_lang[key];
	else
		var _value = _key+"*";

	if(arguments.length > 1)
		for(j = 1; typeof(arguments[j]) != 'undefined'; j++)
			_value = _value.replace("%"+j,arguments[j]);
	return _value;
}

// Normalize decimal number string
function normDec(value)
{
	if (value > 9)
		return value.toString();
	else
		return "0"+value;
}

function resizeEvent (eventDiv) {
	_dragArea.pressed = 1;
	_dragArea.initEvent = eventDiv.parentNode.id;
	_dragArea.resizing = 1;
	_dragArea.currentEvent = eventDiv;
}

refreshLang();