/* The contents of this file are protected by copyright law.
 * All rights are retained.
 * A non-exclusive license is hereby granted to use the file
 * in connection with the website http://www.covariable.com/
 * Copyright 2006 Woodley Packard and Steven Stanek
 */

function clear_tset_list(div)
{
	for(var x=0;x<div.childNodes.length;x++)
		if(div.childNodes[x].className == "tsetList")
			{ div.removeChild(div.childNodes[x]); break; }
}

function open_tset(id)
{
	window.open("/tset?" + id, "_blank", 'height=720,width=900,channelmode=1,directories=0,location=0,menubar=0,status=0,toolbar=0,resizable=1');
}

function setup_tset_list(div, list)
{
	var tsl = document.createElement("div");
	tsl.className = "tsetList";
	
	//Data Sets
	tsl.appendChild(document.createTextNode("Data Sets: "));
	var make = document.createElement("a");
	make.appendChild(document.createTextNode("(create new)"));
	make.href = "/newdataset.html";
	tsl.appendChild(make);
	var tsManage = document.createElement("a");
	tsManage.appendChild(document.createTextNode("(manage)"));
	tsManage.href = "/tsManage.html";
	tsl.appendChild(document.createTextNode(" "));
	tsl.appendChild(tsManage);
	
	var ul = document.createElement("ul");
	clear_tset_list(div);
	var dslist = list.tablesets;
	for(var x in dslist)
	{
		var li = document.createElement("li");
		var link = document.createElement("a");
		link.appendChild(document.createTextNode(dslist[x].name));
		link.href = "javascript:open_tset(" + dslist[x].id + ");";
		li.appendChild(link);
		ul.appendChild(li);
	}
	tsl.appendChild(ul);
	
	tsl.appendChild(document.createTextNode("Workspaces: "));
	var ul = document.createElement("ul");
	var wslist = list.workspaces;
	for(var x in wslist) {
		var li = document.createElement("li");
		var link = document.createElement("a");
		link.appendChild(document.createTextNode(wslist[x].name));
		link.href = "/tset?" + wslist[x].id;
		li.appendChild(link);
		
		var delLink = document.createElement("a");
		
		delLink.appendChild(document.createTextNode("delete"));
		delLink.href = "javascript:handleWSDelete(" + wslist[x].id + ")";
		li.appendChild(document.createTextNode(" ("));
		li.appendChild(delLink);
		li.appendChild(document.createTextNode(")"));
		
		ul.appendChild(li);
	}
	tsl.appendChild(ul);
	
	//Surveys
	tsl.appendChild(document.createTextNode("Surveys: "));
	var make = document.createElement("a");
	make.appendChild(document.createTextNode("(create new)"));
	make.href = "/newsurvey.html";
	tsl.appendChild(make);
	var ul = document.createElement("ul");
	var slist = list.surveys;
	for(var x in slist)
	{
		var li = document.createElement("li");
		li.appendChild(document.createTextNode("["));
		var link = document.createElement("a");
		link.appendChild(document.createTextNode("edit"));
		link.href = "/survey?" + slist[x].id + "&edit";
		li.appendChild(link);
		li.appendChild(document.createTextNode("] "));
		link = document.createElement("a");
		link.appendChild(document.createTextNode(slist[x].name));
		link.href = "/survey?" + slist[x].id;
		li.appendChild(link);
		ul.appendChild(li);
	}
	tsl.appendChild(ul);

	div.appendChild(tsl);
}

function handleWSDelete(wsid) {
	var request = "ts="+ wsid;
	
	var res = ajaxPost("/wsDelete", "text/plain", request);
	if(res != "success")
		alert(res);
	else
		window.location = window.location;
}

var post_login_page;
function login(callback)
{
	var user = document.getElementById("user").value;
	var pass = document.getElementById("password").value;
	var status = ajaxPost("/login", "text/login", "user=" + user + "\npass=" + pass + "\n");

	if(status == "pass" || status == "advpass")
	{
		document.getElementById("welcome_name").firstChild.nodeValue = user;
//		if(status == "advpass")
//			document.getElementById("welcome").className = "welcomeadvanced"
//		else document.getElementById("welcome").className = "welcomeplain";
		document.getElementById("welcome").style.display = "block";
		document.getElementById("challenge").style.display = "none";
		var rejmsg = document.getElementById("rejection_message");
		if(rejmsg)rejmsg.parentNode.removeChild(rejmsg);
		if(callback)callback();

		/*var acc = document.getElementById("my_account");
		if(acc)
		{
			var liststr = ajaxGet("/list");
			if(!liststr)throw("unable to list your datasets");
			eval("var list = " + liststr);
			setup_tset_list(acc, list);
		}*/
		if(post_login_page)window.location = post_login_page;
		else window.location = "/data/";
	}
	else
	{
		alert("Incorrect login.");
		/*if(!document.getElementById("rejection_counter"))
		{
			var acctdiv = document.getElementById("acctdiv");
			var message = document.createElement("div");
			message.style.color = "#d00";
			message.id = "rejection_message";
			message.appendChild(document.createTextNode("Incorrect Login ("));
			var counter = document.createElement("span");
			counter.appendChild(document.createTextNode("1"));
			counter.id = "rejection_counter";
			message.appendChild(counter);
			message.appendChild(document.createTextNode(")"));
			acctdiv.appendChild(message);
		}
		else
		{
			var num = Number(document.getElementById("rejection_counter").firstChild.nodeValue);
			document.getElementById("rejection_counter").firstChild.nodeValue = num+1;
		}*/
	}
}

function logout()
{
	var date = new Date();
	date.setTime(date.getTime()-1*24*60*60*1000);
	document.cookie = "user=-1; expires=" + date.toGMTString() + "; path=/";
	document.cookie = "user=-1; expires=" + date.toGMTString() + "; path=/data/";
	document.cookie = "pwh=none; expires=" + date.toGMTString() + "; path=/";
	document.cookie = "pwh=none; expires=" + date.toGMTString() + "; path=/data/";

	document.getElementById("welcome").style.display = "none";
	document.getElementById("challenge").style.display = "block";

	document.getElementById("user").value = "";
	document.getElementById("password").value = "";

	if(document.getElementById("my_account"))
		clear_tset_list(document.getElementById("my_account"));
	window.location = window.location;
}