var MyTrader = function(){
	var _authHeader, _guestHeader, _loginWindow, _names;
	var _savedClassName, _unsavedClassName;
	var _loginWindow, _loginFormName, _loginWindowTopOffset;
	var _maxNumInventory = 20;
	var _ajaxUrl = "/Gettiledata/mytraderheader/ajmc/";
	
	var _handleException = function(e){
		if (console && typeof console.log != "undefined") {
			var _error;
			if (typeof e.message != "undefined") {
				_error = e.message;
			} else {
				_error = e;
			}
			console.log("MYT => " + _error);
		}
	}
	
	var _getCookie = function(cookieName) {
		var _x, _y, _cookies = document.cookie.split(";");
		for (var i=0; i<_cookies.length; i++) {
			x = _cookies[i].substr(0, _cookies[i].indexOf("="));
			y = _cookies[i].substr(_cookies[i].indexOf("=")+1);
			x = x.replace(/^\s+|\s+$/g, "");
			if (x == cookieName) {
				return unescape(y);
		    }
		}
	};
	
	var _send = function(params, callback){
		$.ajax({
			url: _ajaxUrl,
			data: params,
			dataType: "json",
			type: "POST",
			cache: false,
			error: function(req, err, ex){
				_handleException(err);
				console.log(req);
			},
			complete: function(req, stat){
				_populate();
			},
			success: callback
		});
	};
	
	var _showHeader = function(){
		if (MyTrader.isSignedIn()) {
			_guestHeader.hide();
			_authHeader.show();
		} else {
			_authHeader.hide();		
			_guestHeader.show();
		}		
	};
	
	var _populate = function(){
		if (!MyTrader.isSignedIn()) return false;
		$("#mytn").html(_getCookie(_names.firstName) + " " + _getCookie(_names.lastName));
		$("#mytv").html("("+_getCookie(_names.numSavedInventory)+")");
		$("#myts").html("("+_getCookie(_names.numSavedSearches)+")");
		$("#mytl").html("("+_getCookie(_names.numListings)+")");
	};
	
	var _scan = function(){
		if (!MyTrader.isSignedIn()) return false;
		var _pageInventory, _checkPageInventory;
		if (window.location.href.search("search-results") != -1) {
			_unsavedClassName = "sSav";
			_savedClassName = "sSavD";
			_pageInventory = $("." + _savedClassName + ", ."+_unsavedClassName);
			_checkPageInventory = function(obj, ids){
				var _id = obj.onclick.toString().split("this,")[1].split(")")[0];
				if (_id) {
					return ($.inArray(_id, ids) != -1);
				}
				return false;
			};
		} else if (window.location.href.search("browse") != -1) {
			_unsavedClassName = "dlrChkBoxOff";
			_savedClassName = "dlrChkBoxOn";
			_pageInventory = $('[id^="proc_"]');
			_checkPageInventory = function(obj, ids){
				var _id = obj.id.split("_")[1];
				if (_id) {
					return ($.inArray(_id, ids) != -1);
				}
				return false;
			};
		}		
		if (_pageInventory) {
			_send({ "m": "rud" }, function(data, stat, req){
				var _ids = [];
				if (typeof data.sv_ids != "undefined") {
					_ids = data.sv_ids;
				}
				_pageInventory.each(function(){
					obj = $(this);
					if (_checkPageInventory(this, _ids) && obj.hasClass(_unsavedClassName)) {
						obj.removeClass(_unsavedClassName).addClass(_savedClassName);
					}				
				});
			});
		}
	};
	
	return {
	
		isSignedIn: function(){
			return (typeof _getCookie(_names.auth) != "undefined");
		},
		
		login: function(isWindowShown){
			var _adId;
			if (this.isSignedIn()) {
				return false;
			}
			if (arguments.length > 1) {
				_adId = arguments[1];
			}
			if (isWindowShown) {
				var _errorMsgContainer = $("#loginError");
				_params = {
					"m": "loginS",
					"mytu": document[_loginFormName].HANDLE_ID.value,
					"mytp": document[_loginFormName].PASSWORD.value,
					"action_type": "sv",
					"action_value": document[_loginFormName].AD_ID.value
				};
				_send(_params, function(data, stat, req){
					if (typeof data.mResult != "undefined") {
						if (data.mResult.status == 1) {
							_errorMsgContainer.html("");
							_loginWindow.hide();
							_showHeader();
							_populate();
							_scan();
						} else {
							_errorMsgContainer.html(data.mResult.sMsg);
						}
					}
				});
				return false;
			}
			var _click = window.event;
			$.ajax({
				url: "/find/login-popup",
				cache: false,
				dataType: "html",
				success: function(data, stat, req){
					_loginWindow.html(data);
					document[_loginFormName].AD_ID.value = _adId;					
					var _top = _click.pageY - _loginWindowTopOffset;
					var _left = _click.pageX - 80;
					_loginWindow.css("position", "absolute");
					_loginWindow.css("top", (_top > 0 ? _top : 0) + "px");
					_loginWindow.css("left", (_left > 0 ? _left : 0) + "px");
					_loginWindow.find(".popupRt").click(function(){
						_loginWindow.hide();
					});
					_loginWindow.show();
				}
			});
		},
		
		manageListing: function(obj, listingId){
			if (!this.isSignedIn()) {
				return this.login(false, listingId);
			}
			obj = $(obj);
			var _params = { "lid": listingId };
			if (obj.hasClass(_unsavedClassName)) {
				_params.m = "saveL";
				_send(_params, function(data, stat, req){
					try {
						if (data.mResult.status == "-1") {
							return alert(data.mResult.sMsg);
						}							
						obj.removeClass(_unsavedClassName).addClass(_savedClassName);
					} catch(e) {
						throw "Error occurred trying to save ad "
							+ listingId + ": " + e.message;
					}
				});
			} else {
				_params.m = "deleteL";
				_send(_params, function(data, stat, req){
					try {
						obj.removeClass(_savedClassName).addClass(_unsavedClassName);
					} catch(e) {
						throw "Error occurred trying to delete ad "
						+ listingId + ": " + e.message;
					}
				});
			}				
		},
		
		init: function(names){
			try {
				_names = names;
				_authHeader = $("#mytLogoCntrLoggedIn");
				_guestHeader = $("#mytLogoCntrNotLoggedIn");
				_loginWindow = $("#mytLoginBox");
				_loginFormName = "savevehiclesloginform";
				_loginWindowTopOffset = window.location.href.search("search-results") != -1 ? 80 : 300;
				_showHeader();
				_populate();
				_scan();
			} catch(e){
				_handleException(e);
				alert("An error has occurred. Please try again later.");
			}
		}
	}
}();


/*******************************************************************************
 * LEGACY STUFF
*******************************************************************************/
var Savevehicle = function(adId, login, thisev){
	return MyTrader.manageListing(thisev.target, adId);
};
var savAd = function(){
	return MyTrader.manageListing(arguments[0], arguments[1]);
};
var performLogin = function(){
	return MyTrader.login(true);
};
var hideLogin = (function(){});