DatasourceModel = function(theFreeboardModel, datasourcePlugins) {
	var self = this;

	function disposeDatasourceInstance()
	{
		if(!_.isUndefined(self.datasourceInstance))
		{
			if(_.isFunction(self.datasourceInstance.onDispose))
			{
				self.datasourceInstance.onDispose();
			}

			self.datasourceInstance = undefined;
		}
	}

	this.name = ko.observable();
	this.latestData = ko.observable();
	this.settings = ko.observable({});
	this.settings.subscribe(function(newValue)
	{
		if(!_.isUndefined(self.datasourceInstance) && _.isFunction(self.datasourceInstance.onSettingsChanged))
		{
			self.datasourceInstance.onSettingsChanged(newValue);
		}
	});

	this.updateCallback = function(newData)
	{
		theFreeboardModel.processDatasourceUpdate(self, newData);

		self.latestData(newData);

		var now = new Date();
		self.last_updated(now.toLocaleTimeString());
	}

	this.type = ko.observable();
	this.type.subscribe(function(newValue)
	{
		disposeDatasourceInstance();

		if((newValue in datasourcePlugins) && _.isFunction(datasourcePlugins[newValue].newInstance))
		{
			var datasourceType = datasourcePlugins[newValue];

			function finishLoad()
			{
				datasourceType.newInstance(self.settings(), function(datasourceInstance)
				{

					self.datasourceInstance = datasourceInstance;
					datasourceInstance.updateNow();

				}, self.updateCallback);
			}

			// Do we need to load any external scripts?
			if(datasourceType.external_scripts)
			{
				head.js(datasourceType.external_scripts.slice(0), finishLoad); // Need to clone the array because head.js adds some weird functions to it
			}
			else
			{
				finishLoad();
			}
		}
	});

	this.last_updated = ko.observable("never");
	this.last_error = ko.observable();

	this.serialize = function()
	{
		return {
			name    : self.name(),
			type    : self.type(),
			settings: self.settings()
		};
	}

	this.deserialize = function(object)
	{
		self.settings(object.settings);
		self.name(object.name);
		self.type(object.type);
	}

	this.getDataRepresentation = function(dataPath)
	{
		var valueFunction = new Function("data", "return " + dataPath + ";");
		return valueFunction.call(undefined, self.latestData());
	}

	this.updateNow = function()
	{
		if(!_.isUndefined(self.datasourceInstance) && _.isFunction(self.datasourceInstance.updateNow))
		{
			self.datasourceInstance.updateNow();
		}
	}

	this.dispose = function()
	{
		disposeDatasourceInstance();
	}
}

DeveloperConsole = function(theFreeboardModel)
{
	function showDeveloperConsole()
	{
		var pluginScriptsInputs = [];
		var container = $('<div></div>');
		var addScript = $('<div class="table-operation text-button">ADD</div>');
		var table = $('<table class="table table-condensed sub-table"></table>');

		table.append($('<thead style=""><tr><th>Plugin Script URL</th></tr></thead>'));

		var tableBody = $("<tbody></tbody>");

		table.append(tableBody);

		container.append($("<p>Here you can add references to other scripts to load datasource or widget plugins.</p>"))
			.append(table)
			.append(addScript)
            .append('<p>To learn how to build plugins for freeboard, please visit <a target="_blank" href="http://freeboard.github.io/freeboard/docs/plugin_example.html">http://freeboard.github.io/freeboard/docs/plugin_example.html</a></p>');

		function refreshScript(scriptURL)
		{
			$('script[src="' + scriptURL + '"]').remove();
		}

		function addNewScriptRow(scriptURL)
		{
			var tableRow = $('<tr></tr>');
			var tableOperations = $('<ul class="board-toolbar"></ul>');
			var scriptInput = $('<input class="table-row-value" style="width:100%;" type="text">');
			var deleteOperation = $('<li><i class="icon-trash icon-white"></i></li>').click(function(e){
				pluginScriptsInputs = _.without(pluginScriptsInputs, scriptInput);
				tableRow.remove();
			});

			pluginScriptsInputs.push(scriptInput);

			if(scriptURL)
			{
				scriptInput.val(scriptURL);
			}

			tableOperations.append(deleteOperation);
			tableBody
				.append(tableRow
				.append($('<td></td>').append(scriptInput))
					.append($('<td class="table-row-operation">').append(tableOperations)));
		}

		_.each(theFreeboardModel.plugins(), function(pluginSource){

			addNewScriptRow(pluginSource);

		});

		addScript.click(function(e)
		{
			addNewScriptRow();
		});

		new DialogBox(container, "Developer Console", "OK", null, function(){

			// Unload our previous scripts
			_.each(theFreeboardModel.plugins(), function(pluginSource){

				$('script[src^="' + pluginSource + '"]').remove();

			});

			theFreeboardModel.plugins.removeAll();

			_.each(pluginScriptsInputs, function(scriptInput){

				var scriptURL = scriptInput.val();

				if(scriptURL && scriptURL.length > 0)
				{
					theFreeboardModel.addPluginSource(scriptURL);

					// Load the script with a cache buster
					head.js(scriptURL + "?" + Date.now());
				}
			});

		});
	}

	// Public API
	return {
		showDeveloperConsole : function()
		{
			showDeveloperConsole();
		}
	}
}

function DialogBox(contentElement, title, okTitle, cancelTitle, okCallback)
{
	var modal_width = 900;

	// Initialize our modal overlay
	var overlay = $('<div id="modal_overlay" style="display:none;"></div>');

	var modalDialog = $('<div class="modal"></div>');

	function closeModal()
	{
		overlay.fadeOut(200, function()
		{
			$(this).remove();
		});
	}

	// Create our header
	modalDialog.append('<header><h2 class="title">' + title + "</h2></header>");

	$('<section></section>').appendTo(modalDialog).append(contentElement);

	// Create our footer
	var footer = $('<footer></footer>').appendTo(modalDialog);

	if(okTitle)
	{
		$('<span id="dialog-ok" class="text-button">' + okTitle + '</span>').appendTo(footer).click(function()
		{
			var hold = false;

			if(_.isFunction(okCallback))
			{
				hold = okCallback();
			}

			if(!hold)
			{
				closeModal();
			}
		});
	}

	if(cancelTitle)
	{
		$('<span id="dialog-cancel" class="text-button">' + cancelTitle + '</span>').appendTo(footer).click(function()
		{
			closeModal();
		});
	}

	overlay.append(modalDialog);
	$("body").append(overlay);
	overlay.fadeIn(200);
}

function FreeboardModel(datasourcePlugins, widgetPlugins, freeboardUI)
{
	var self = this;

	var SERIALIZATION_VERSION = 1;

	this.version = 0;
	this.isEditing = ko.observable(false);
	this.allow_edit = ko.observable(false);
	this.allow_edit.subscribe(function(newValue)
	{
		if(newValue)
		{
			$("#main-header").show();
		}
		else
		{
			$("#main-header").hide();
		}
	});

	this.header_image = ko.observable();
	this.plugins = ko.observableArray();
	this.datasources = ko.observableArray();
	this.panes = ko.observableArray();
	this.datasourceData = {};
	this.processDatasourceUpdate = function(datasourceModel, newData)
	{
		var datasourceName = datasourceModel.name();

		self.datasourceData[datasourceName] = newData;

		_.each(self.panes(), function(pane)
		{
			_.each(pane.widgets(), function(widget)
			{
				widget.processDatasourceUpdate(datasourceName);
			});
		});
	}

	this._datasourceTypes = ko.observable();
	this.datasourceTypes = ko.computed({
		read: function()
		{
			self._datasourceTypes();

			var returnTypes = [];

			_.each(datasourcePlugins, function(datasourcePluginType)
			{
				var typeName = datasourcePluginType.type_name;
				var displayName = typeName;

				if(!_.isUndefined(datasourcePluginType.display_name))
				{
					displayName = datasourcePluginType.display_name;
				}

				returnTypes.push({
					name        : typeName,
					display_name: displayName
				});
			});

			return returnTypes;
		}
	});

	this._widgetTypes = ko.observable();
	this.widgetTypes = ko.computed({
		read: function()
		{
			self._widgetTypes();

			var returnTypes = [];

			_.each(widgetPlugins, function(widgetPluginType)
			{
				var typeName = widgetPluginType.type_name;
				var displayName = typeName;

				if(!_.isUndefined(widgetPluginType.display_name))
				{
					displayName = widgetPluginType.display_name;
				}

				returnTypes.push({
					name        : typeName,
					display_name: displayName
				});
			});

			return returnTypes;
		}
	});

	this.addPluginSource = function(pluginSource)
	{
		if(pluginSource && self.plugins.indexOf(pluginSource) == -1)
		{
			self.plugins.push(pluginSource);
		}
	}

	this.serialize = function()
	{
		var panes = [];

		_.each(self.panes(), function(pane)
		{
			panes.push(pane.serialize());
		});

		var datasources = [];

		_.each(self.datasources(), function(datasource)
		{
			datasources.push(datasource.serialize());
		});

		return {
			version     : SERIALIZATION_VERSION,
			header_image: self.header_image(),
			allow_edit  : self.allow_edit(),
			plugins     : self.plugins(),
			panes       : panes,
			datasources : datasources,
			columns     : freeboardUI.getUserColumns()
		};
	}

	this.deserialize = function(object, finishedCallback)
	{
		self.clearDashboard();

		function finishLoad()
		{
			freeboardUI.setUserColumns(object.columns);

			if(!_.isUndefined(object.allow_edit))
			{
				self.allow_edit(object.allow_edit);
			}
			else
			{
				self.allow_edit(true);
			}
			self.version = object.version || 0;
			self.header_image(object.header_image);

			_.each(object.datasources, function(datasourceConfig)
			{
				var datasource = new DatasourceModel(self, datasourcePlugins);
				datasource.deserialize(datasourceConfig);
				self.addDatasource(datasource);
			});

			var sortedPanes = _.sortBy(object.panes, function(pane){
				return freeboardUI.getPositionForScreenSize(pane).row;
			});

			_.each(sortedPanes, function(paneConfig)
			{
				var pane = new PaneModel(self, widgetPlugins);
				pane.deserialize(paneConfig);
				self.panes.push(pane);
			});

			if(self.allow_edit() && self.panes().length == 0)
			{
				self.setEditing(true);
			}

			if(_.isFunction(finishedCallback))
			{
				finishedCallback();
			}

			freeboardUI.processResize(true);
		}

		// This could have been self.plugins(object.plugins), but for some weird reason head.js was causing a function to be added to the list of plugins.
		_.each(object.plugins, function(plugin)
		{
			self.addPluginSource(plugin);
		});

		// Load any plugins referenced in this definition
		if(_.isArray(object.plugins) && object.plugins.length > 0)
		{
			head.js(object.plugins, function()
			{
				finishLoad();
			});
		}
		else
		{
			finishLoad();
		}
	}

	this.clearDashboard = function()
	{
		freeboardUI.removeAllPanes();

		_.each(self.datasources(), function(datasource)
		{
			datasource.dispose();
		});

		_.each(self.panes(), function(pane)
		{
			pane.dispose();
		});

		self.plugins.removeAll();
		self.datasources.removeAll();
		self.panes.removeAll();
	}

	this.loadDashboard = function(dashboardData, callback)
	{
		freeboardUI.showLoadingIndicator(true);
		self.deserialize(dashboardData, function()
		{
			freeboardUI.showLoadingIndicator(false);

			if(_.isFunction(callback))
			{
				callback();
			}

        freeboard.emit("dashboard_loaded");
		});
	}

	this.loadDashboardFromLocalFile = function()
	{
		// Check for the various File API support.
		if(window.File && window.FileReader && window.FileList && window.Blob)
		{
			var input = document.createElement('input');
			input.type = "file";
			$(input).on("change", function(event)
			{
				var files = event.target.files;

				if(files && files.length > 0)
				{
					var file = files[0];
					var reader = new FileReader();

					reader.addEventListener("load", function(fileReaderEvent)
					{

						var textFile = fileReaderEvent.target;
						var jsonObject = JSON.parse(textFile.result);


						self.loadDashboard(jsonObject);
						self.setEditing(false);
					});

					reader.readAsText(file);
				}

			});
			$(input).trigger("click");
		}
		else
		{
			alert('Unable to load a file in this browser.');
		}
	}

	this.saveDashboardClicked = function(){
		var target = $(event.currentTarget);
		var siblingsShown = target.data('siblings-shown') || false;
		if(!siblingsShown){
			$(event.currentTarget).siblings('label').fadeIn('slow');
		}else{
			$(event.currentTarget).siblings('label').fadeOut('slow');
		}
		target.data('siblings-shown', !siblingsShown);
	}

	this.saveDashboard = function(_thisref, event)
	{
		var pretty = $(event.currentTarget).data('pretty');
		var contentType = 'application/octet-stream';
		var a = document.createElement('a');
		if(pretty){
			var blob = new Blob([JSON.stringify(self.serialize(), null, '\t')], {'type': contentType});
		}else{
			var blob = new Blob([JSON.stringify(self.serialize())], {'type': contentType});
		}
		document.body.appendChild(a);
		a.href = window.URL.createObjectURL(blob);
		a.download = "dashboard.json";
		a.target="_self";
		a.click();
	}

	this.addDatasource = function(datasource)
	{
		self.datasources.push(datasource);
	}

	this.deleteDatasource = function(datasource)
	{
		delete self.datasourceData[datasource.name()];
		datasource.dispose();
		self.datasources.remove(datasource);
	}

	this.createPane = function()
	{
		var newPane = new PaneModel(self, widgetPlugins);
		self.addPane(newPane);
	}

	this.addGridColumnLeft = function()
	{
		freeboardUI.addGridColumnLeft();
	}

	this.addGridColumnRight = function()
	{
		freeboardUI.addGridColumnRight();
	}

	this.subGridColumnLeft = function()
	{
		freeboardUI.subGridColumnLeft();
	}

	this.subGridColumnRight = function()
	{
		freeboardUI.subGridColumnRight();
	}

	this.addPane = function(pane)
	{
		self.panes.push(pane);
	}

	this.deletePane = function(pane)
	{
		pane.dispose();
		self.panes.remove(pane);
	}

	this.deleteWidget = function(widget)
	{
		ko.utils.arrayForEach(self.panes(), function(pane)
		{
			pane.widgets.remove(widget);
		});

		widget.dispose();
	}

	this.setEditing = function(editing, animate)
	{
		// Don't allow editing if it's not allowed
		if(!self.allow_edit() && editing)
		{
			return;
		}

		self.isEditing(editing);

		if(_.isUndefined(animate))
		{
			animate = true;
		}

		var animateLength = (animate) ? 250 : 0;
		var barHeight = $("#admin-bar").outerHeight();

		if(!editing)
		{
			$("#toggle-header-icon").addClass("icon-wrench").removeClass("icon-chevron-up");
			$(".gridster .gs_w").css({cursor: "default"});
			$("#main-header").animate({"top": "-" + barHeight + "px"}, animateLength);
			$("#board-content").animate({"top": "20"}, animateLength);
			$("#main-header").data().shown = false;
			$(".sub-section").unbind();
			freeboardUI.disableGrid();
		}
		else
		{
			$("#toggle-header-icon").addClass("icon-chevron-up").removeClass("icon-wrench");
			$(".gridster .gs_w").css({cursor: "pointer"});
			$("#main-header").animate({"top": "0px"}, animateLength);
			$("#board-content").animate({"top": (barHeight + 20) + "px"}, animateLength);
			$("#main-header").data().shown = true;
			freeboardUI.attachWidgetEditIcons($(".sub-section"));
			freeboardUI.enableGrid();
		}

		freeboardUI.showPaneEditIcons(editing, animate);
	}

	this.toggleEditing = function()
	{
		var editing = !self.isEditing();
		self.setEditing(editing);
	}
}

function FreeboardUI()
{
	var PANE_MARGIN = 10;
	var PANE_WIDTH = 300;
	var MIN_COLUMNS = 3;
	var COLUMN_WIDTH = PANE_MARGIN + PANE_WIDTH + PANE_MARGIN;

	var userColumns = MIN_COLUMNS;

	var loadingIndicator = $('<div class="wrapperloading"><div class="loading up" ></div><div class="loading down"></div></div>');
	var grid;

	function processResize(layoutWidgets)
	{
		var maxDisplayableColumns = getMaxDisplayableColumnCount();
		var repositionFunction = function(){};
		if(layoutWidgets)
		{
			repositionFunction = function(index)
			{
				var paneElement = this;
				var paneModel = ko.dataFor(paneElement);

				var newPosition = getPositionForScreenSize(paneModel);
				$(paneElement).attr("data-sizex", Math.min(paneModel.col_width(),
					maxDisplayableColumns, grid.cols))
					.attr("data-row", newPosition.row)
					.attr("data-col", newPosition.col);

				paneModel.processSizeChange();
			}
		}

		updateGridWidth(Math.min(maxDisplayableColumns, userColumns));

		repositionGrid(repositionFunction);
		updateGridColumnControls();
	}

	function addGridColumn(shift)
	{
		var num_cols = grid.cols + 1;
		if(updateGridWidth(num_cols))
		{
			repositionGrid(function() {
				var paneElement = this;
				var paneModel = ko.dataFor(paneElement);

				var prevColumnIndex = grid.cols > 1 ? grid.cols - 1 : 1;
				var prevCol = paneModel.col[prevColumnIndex];
				var prevRow = paneModel.row[prevColumnIndex];
				var newPosition;
				if(shift)
				{
					leftPreviewCol = true;
					var newCol = prevCol < grid.cols ? prevCol + 1 : grid.cols;
					newPosition = {row: prevRow, col: newCol};
				}
				else
				{
					rightPreviewCol = true;
					newPosition = {row: prevRow, col: prevCol};
				}
				$(paneElement).attr("data-sizex", Math.min(paneModel.col_width(), grid.cols))
					.attr("data-row", newPosition.row)
					.attr("data-col", newPosition.col);
			});
		}
		updateGridColumnControls();
		userColumns = grid.cols;
	}

	function subtractGridColumn(shift)
	{
		var num_cols = grid.cols - 1;
		if(updateGridWidth(num_cols))
		{
			repositionGrid(function() {
				var paneElement = this;
				var paneModel = ko.dataFor(paneElement);

				var prevColumnIndex = grid.cols + 1;
				var prevCol = paneModel.col[prevColumnIndex];
				var prevRow = paneModel.row[prevColumnIndex];
				var newPosition;
				if(shift)
				{
					var newCol = prevCol > 1 ? prevCol - 1 : 1;
					newPosition = {row: prevRow, col: newCol};
				}
				else
				{
					var newCol = prevCol <= grid.cols ? prevCol : grid.cols;
					newPosition = {row: prevRow, col: newCol};
				}
				$(paneElement).attr("data-sizex", Math.min(paneModel.col_width(), grid.cols))
					.attr("data-row", newPosition.row)
					.attr("data-col", newPosition.col);
			});
		}
		updateGridColumnControls();
		userColumns = grid.cols;
	}

	function updateGridColumnControls()
	{
		var col_controls = $(".column-tool");
		var available_width = $("#board-content").width();
		var max_columns = Math.floor(available_width / COLUMN_WIDTH);

		if(grid.cols <= MIN_COLUMNS)
		{
			col_controls.addClass("min");
		}
		else
		{
			col_controls.removeClass("min");
		}

		if(grid.cols >= max_columns)
		{
			col_controls.addClass("max");
		}
		else
		{
			col_controls.removeClass("max");
		}
	}

	function getMaxDisplayableColumnCount()
	{
		var available_width = $("#board-content").width();
		return Math.floor(available_width / COLUMN_WIDTH);
	}

	function updateGridWidth(newCols)
	{
		if(newCols === undefined || newCols < MIN_COLUMNS)
		{
			newCols = MIN_COLUMNS;
		}

		var max_columns = getMaxDisplayableColumnCount();
		if(newCols > max_columns)
		{
			newCols = max_columns;
		}

		// +newCols to account for scaling on zoomed browsers
		var new_width = (COLUMN_WIDTH * newCols) + newCols;
		$(".responsive-column-width").css("max-width", new_width);

		if(newCols === grid.cols)
		{
			return false; 
		}
		else
		{
			return true;
		}
	}

	function repositionGrid(repositionFunction)
	{
		var rootElement = grid.$el;

		rootElement.find("> li").unbind().removeData();
		$(".responsive-column-width").css("width", "");
		grid.generate_grid_and_stylesheet();

		rootElement.find("> li").each(repositionFunction);

		grid.init();
		$(".responsive-column-width").css("width", grid.cols * PANE_WIDTH + (grid.cols * PANE_MARGIN * 2));
	}

	function getUserColumns()
	{
		return userColumns;
	}

	function setUserColumns(numCols)
	{
		userColumns = Math.max(MIN_COLUMNS, numCols);
	}

	ko.bindingHandlers.grid = {
		init: function(element, valueAccessor, allBindingsAccessor, viewModel, bindingContext)
		{
			// Initialize our grid
			grid = $(element).gridster({
				widget_margins        : [PANE_MARGIN, PANE_MARGIN],
				widget_base_dimensions: [PANE_WIDTH, 10],
				resize: {
					enabled : false,
					axes : "x"
				}
			}).data("gridster");

			processResize(false)

			grid.disable();
		}
	}

	function addPane(element, viewModel, isEditing)
	{
		var position = getPositionForScreenSize(viewModel);
		var col = position.col;
		var row = position.row;
		var width = Number(viewModel.width());
		var height = Number(viewModel.getCalculatedHeight());

		grid.add_widget(element, width, height, col, row);

		if(isEditing)
		{
			showPaneEditIcons(true);
		}

		updatePositionForScreenSize(viewModel, row, col);

		$(element).attrchange({
			trackValues: true,
			callback   : function(event)
			{
				if(event.attributeName == "data-row")
				{
                    updatePositionForScreenSize(viewModel, Number(event.newValue), undefined);
				}
				else if(event.attributeName == "data-col")
				{
                    updatePositionForScreenSize(viewModel, undefined, Number(event.newValue));
				}
			}
		});
	}

	function updatePane(element, viewModel)
	{
		// If widget has been added or removed
		var calculatedHeight = viewModel.getCalculatedHeight();

		var elementHeight = Number($(element).attr("data-sizey"));
		var elementWidth = Number($(element).attr("data-sizex"));

		if(calculatedHeight != elementHeight || viewModel.col_width() !=  elementWidth)
		{
			grid.resize_widget($(element), viewModel.col_width(), calculatedHeight, function(){
				grid.set_dom_grid_height();
			});
		}
	}

	function updatePositionForScreenSize(paneModel, row, col)
	{
		var displayCols = grid.cols;

		if(!_.isUndefined(row)) paneModel.row[displayCols] = row;
		if(!_.isUndefined(col)) paneModel.col[displayCols] = col;
	}

	function showLoadingIndicator(show)
	{
		if(show)
		{
			loadingIndicator.fadeOut(0).appendTo("body").fadeIn(500);
		}
		else
		{
	    		loadingIndicator.fadeOut(500).remove();
		}
	}

	function showPaneEditIcons(show, animate)
	{
		if(_.isUndefined(animate))
		{
			animate = true;
		}

		var animateLength = (animate) ? 250 : 0;

		if(show)
		{
			$(".pane-tools").fadeIn(animateLength);//.css("display", "block").animate({opacity: 1.0}, animateLength);
			$("#column-tools").fadeIn(animateLength);
		}
		else
		{
			$(".pane-tools").fadeOut(animateLength);//.animate({opacity: 0.0}, animateLength).css("display", "none");//, function()
			$("#column-tools").fadeOut(animateLength);
		}
	}

	function attachWidgetEditIcons(element)
	{
		$(element).hover(function()
		{
			showWidgetEditIcons(this, true);
		}, function()
		{
			showWidgetEditIcons(this, false);
		});
	}

	function showWidgetEditIcons(element, show)
	{
		if(show)
		{
			$(element).find(".sub-section-tools").fadeIn(250);
		}
		else
		{
			$(element).find(".sub-section-tools").fadeOut(250);
		}
	}

	function getPositionForScreenSize(paneModel)
	{
		var cols = grid.cols;

		if(_.isNumber(paneModel.row) && _.isNumber(paneModel.col)) // Support for legacy format
		{
			var obj = {};
			obj[cols] = paneModel.row;
			paneModel.row = obj;


			obj = {};
			obj[cols] = paneModel.col;
			paneModel.col = obj;
		}

		var newColumnIndex = 1;
		var columnDiff = 1000;

		for(var columnIndex in paneModel.col)
		{
			if(columnIndex == cols)	 // If we already have a position defined for this number of columns, return that position
			{
				return {row: paneModel.row[columnIndex], col: paneModel.col[columnIndex]};
			}
			else if(paneModel.col[columnIndex] > cols) // If it's greater than our display columns, put it in the last column
			{
				newColumnIndex = cols;
			}
			else // If it's less than, pick whichever one is closest
			{
				var delta = cols - columnIndex;

				if(delta < columnDiff)
				{
					newColumnIndex = columnIndex;
					columnDiff = delta;
				}
			}
		}

		if(newColumnIndex in paneModel.col && newColumnIndex in paneModel.row)
		{
			return {row: paneModel.row[newColumnIndex], col: paneModel.col[newColumnIndex]};
		}

		return {row:1,col:newColumnIndex};
	}


	// Public Functions
	return {
		showLoadingIndicator : function(show)
		{
			showLoadingIndicator(show);
		},
		showPaneEditIcons : function(show, animate)
		{
			showPaneEditIcons(show, animate);
		},
		attachWidgetEditIcons : function(element)
		{
			attachWidgetEditIcons(element);
		},
		getPositionForScreenSize : function(paneModel)
		{
			return getPositionForScreenSize(paneModel);
		},
		processResize : function(layoutWidgets)
		{
			processResize(layoutWidgets);
		},
		disableGrid : function()
		{
			grid.disable();
		},
		enableGrid : function()
		{
			grid.enable();
		},
		addPane : function(element, viewModel, isEditing)
		{
			addPane(element, viewModel, isEditing);
		},
		updatePane : function(element, viewModel)
		{
			updatePane(element, viewModel);
		},
		removePane : function(element)
		{
			grid.remove_widget(element);
		},
		removeAllPanes : function()
		{
			grid.remove_all_widgets();
		},
		addGridColumnLeft : function()
		{
			addGridColumn(true);
		},
		addGridColumnRight : function()
		{
			addGridColumn(false);
		},
		subGridColumnLeft : function()
		{
			subtractGridColumn(true);
		},
		subGridColumnRight : function()
		{
			subtractGridColumn(false);
		},
		getUserColumns : function()
		{
			return getUserColumns();
		},
		setUserColumns : function(numCols)
		{
			setUserColumns(numCols);
		}
	}
}

JSEditor = function () {
	var assetRoot = ""

	function setAssetRoot(_assetRoot) {
		assetRoot = _assetRoot;
	}

	function displayJSEditor(value, callback) {

		var exampleText = "// Example: Convert temp from C to F and truncate to 2 decimal places.\n// return (datasources[\"MyDatasource\"].sensor.tempInF * 1.8 + 32).toFixed(2);";

		// If value is empty, go ahead and suggest something
		if (!value) {
			value = exampleText;
		}

		var codeWindow = $('<div class="code-window"></div>');
		var codeMirrorWrapper = $('<div class="code-mirror-wrapper"></div>');
		var codeWindowFooter = $('<div class="code-window-footer"></div>');
		var codeWindowHeader = $('<div class="code-window-header cm-s-ambiance">This javascript will be re-evaluated any time a datasource referenced here is updated, and the value you <code><span class="cm-keyword">return</span></code> will be displayed in the widget. You can assume this javascript is wrapped in a function of the form <code><span class="cm-keyword">function</span>(<span class="cm-def">datasources</span>)</code> where datasources is a collection of javascript objects (keyed by their name) corresponding to the most current data in a datasource.</div>');

		codeWindow.append([codeWindowHeader, codeMirrorWrapper, codeWindowFooter]);

		$("body").append(codeWindow);

		var codeMirrorEditor = CodeMirror(codeMirrorWrapper.get(0),
			{
				value: value,
				mode: "javascript",
				theme: "ambiance",
				indentUnit: 4,
				lineNumbers: true,
				matchBrackets: true,
				autoCloseBrackets: true
			}
		);

		var closeButton = $('<span id="dialog-cancel" class="text-button">Close</span>').click(function () {
			if (callback) {
				var newValue = codeMirrorEditor.getValue();

				if (newValue === exampleText) {
					newValue = "";
				}

				callback(newValue);
				codeWindow.remove();
			}
		});

		codeWindowFooter.append(closeButton);
	}

	// Public API
	return {
		displayJSEditor: function (value, callback) {
			displayJSEditor(value, callback);
		},
		setAssetRoot: function (assetRoot) {
			setAssetRoot(assetRoot)
		}
	}
}

function PaneModel(theFreeboardModel, widgetPlugins) {
	var self = this;

	this.title = ko.observable();
	this.width = ko.observable(1);
	this.row = {};
	this.col = {};

	this.col_width = ko.observable(1);
	this.col_width.subscribe(function(newValue)
	{
		self.processSizeChange();
	});

	this.widgets = ko.observableArray();

	this.addWidget = function (widget) {
		this.widgets.push(widget);
	}

	this.widgetCanMoveUp = function (widget) {
		return (self.widgets.indexOf(widget) >= 1);
	}

	this.widgetCanMoveDown = function (widget) {
		var i = self.widgets.indexOf(widget);

		return (i < self.widgets().length - 1);
	}

	this.moveWidgetUp = function (widget) {
		if (self.widgetCanMoveUp(widget)) {
			var i = self.widgets.indexOf(widget);
			var array = self.widgets();
			self.widgets.splice(i - 1, 2, array[i], array[i - 1]);
		}
	}

	this.moveWidgetDown = function (widget) {
		if (self.widgetCanMoveDown(widget)) {
			var i = self.widgets.indexOf(widget);
			var array = self.widgets();
			self.widgets.splice(i, 2, array[i + 1], array[i]);
		}
	}

	this.processSizeChange = function()
	{
		// Give the animation a moment to complete. Really hacky.
		// TODO: Make less hacky. Also, doesn't work when screen resizes.
		setTimeout(function(){
			_.each(self.widgets(), function (widget) {
				widget.processSizeChange();
			});
		}, 1000);
	}

	this.getCalculatedHeight = function () {
		var sumHeights = _.reduce(self.widgets(), function (memo, widget) {
			return memo + widget.height();
		}, 0);

		sumHeights *= 6;
		sumHeights += 3;

		sumHeights *= 10;

		var rows = Math.ceil((sumHeights + 20) / 30);

		return Math.max(4, rows);
	}

	this.serialize = function () {
		var widgets = [];

		_.each(self.widgets(), function (widget) {
			widgets.push(widget.serialize());
		});

		return {
			title: self.title(),
			width: self.width(),
			row: self.row,
			col: self.col,
			col_width: Number(self.col_width()),
			widgets: widgets
		};
	}

	this.deserialize = function (object) {
		self.title(object.title);
		self.width(object.width);

		self.row = object.row;
		self.col = object.col;
		self.col_width(object.col_width || 1);

		_.each(object.widgets, function (widgetConfig) {
			var widget = new WidgetModel(theFreeboardModel, widgetPlugins);
			widget.deserialize(widgetConfig);
			self.widgets.push(widget);
		});
	}

	this.dispose = function () {
		_.each(self.widgets(), function (widget) {
			widget.dispose();
		});
	}
}

PluginEditor = function(jsEditor, valueEditor)
{
	function _displayValidationError(settingName, errorMessage)
	{
		var errorElement = $('<div class="validation-error"></div>').html(errorMessage);
		$("#setting-value-container-" + settingName).append(errorElement);
	}

	function _removeSettingsRows()
	{
		if($("#setting-row-instance-name").length)
		{
			$("#setting-row-instance-name").nextAll().remove();
		}
		else
		{
			$("#setting-row-plugin-types").nextAll().remove();
		}
	}

	function _isNumerical(n)
	{
		return !isNaN(parseFloat(n)) && isFinite(n);
	}

	function _appendCalculatedSettingRow(valueCell, newSettings, settingDef, currentValue, includeRemove)
	{
		var input = $('<textarea></textarea>');

		if(settingDef.multi_input) {
			input.change(function() {
				var arrayInput = [];
				$(valueCell).find('textarea').each(function() {
					var thisVal = $(this).val();
					if(thisVal) {
						arrayInput = arrayInput.concat(thisVal);
					}
				});
				newSettings.settings[settingDef.name] = arrayInput;
			});
		} else {
			input.change(function() {
				newSettings.settings[settingDef.name] = $(this).val();
			});
		}

		if(currentValue) {
			input.val(currentValue);
		}

		valueEditor.createValueEditor(input);

		var datasourceToolbox = $('<ul class="board-toolbar datasource-input-suffix"></ul>');
		var wrapperDiv = $('<div class="calculated-setting-row"></div>');
		wrapperDiv.append(input).append(datasourceToolbox);

		var datasourceTool = $('<li><i class="icon-plus icon-white"></i><label>DATASOURCE</label></li>')
			.mousedown(function(e) {
				e.preventDefault();
				$(input).val("").focus().insertAtCaret("datasources[\"").trigger("freeboard-eval");
			});
		datasourceToolbox.append(datasourceTool);

		var jsEditorTool = $('<li><i class="icon-fullscreen icon-white"></i><label>.JS EDITOR</label></li>')
			.mousedown(function(e) {
				e.preventDefault();
				jsEditor.displayJSEditor(input.val(), function(result) {
					input.val(result);
					input.change();
				});
			});
		datasourceToolbox.append(jsEditorTool);

		if(includeRemove) {
			var removeButton = $('<li class="remove-setting-row"><i class="icon-minus icon-white"></i><label></label></li>')
				.mousedown(function(e) {
					e.preventDefault();
					wrapperDiv.remove();
					$(valueCell).find('textarea:first').change();
				});
			datasourceToolbox.prepend(removeButton);
		}

		$(valueCell).append(wrapperDiv);
	}

	function createPluginEditor(title, pluginTypes, currentTypeName, currentSettingsValues, settingsSavedCallback)
	{
		var newSettings = {
			type    : currentTypeName,
			settings: {}
		};

		function createSettingRow(name, displayName)
		{
			var tr = $('<div id="setting-row-' + name + '" class="form-row"></div>').appendTo(form);

			tr.append('<div class="form-label"><label class="control-label">' + displayName + '</label></div>');
			return $('<div id="setting-value-container-' + name + '" class="form-value"></div>').appendTo(tr);
		}

		var selectedType;
		var form = $('<div></div>');

		var pluginDescriptionElement = $('<div id="plugin-description"></div>').hide();
		form.append(pluginDescriptionElement);

		function createSettingsFromDefinition(settingsDefs, typeaheadSource, typeaheadDataSegment)
		{
			_.each(settingsDefs, function(settingDef)
			{
				// Set a default value if one doesn't exist
				if(!_.isUndefined(settingDef.default_value) && _.isUndefined(currentSettingsValues[settingDef.name]))
				{
					currentSettingsValues[settingDef.name] = settingDef.default_value;
				}

				var displayName = settingDef.name;

				if(!_.isUndefined(settingDef.display_name))
				{
					displayName = settingDef.display_name;
				}

				var valueCell = createSettingRow(settingDef.name, displayName);

				switch (settingDef.type)
				{
					case "array":
					{
						var subTableDiv = $('<div class="form-table-value-subtable"></div>').appendTo(valueCell);

						var subTable = $('<table class="table table-condensed sub-table"></table>').appendTo(subTableDiv);
						var subTableHead = $("<thead></thead>").hide().appendTo(subTable);
						var subTableHeadRow = $("<tr></tr>").appendTo(subTableHead);
						var subTableBody = $('<tbody></tbody>').appendTo(subTable);

						var currentSubSettingValues = [];

						// Create our headers
						_.each(settingDef.settings, function(subSettingDef)
						{
							var subsettingDisplayName = subSettingDef.name;

							if(!_.isUndefined(subSettingDef.display_name))
							{
								subsettingDisplayName = subSettingDef.display_name;
							}

							$('<th>' + subsettingDisplayName + '</th>').appendTo(subTableHeadRow);
						});

						if(settingDef.name in currentSettingsValues)
						{
							currentSubSettingValues = currentSettingsValues[settingDef.name];
						}

						function processHeaderVisibility()
						{
							if(newSettings.settings[settingDef.name].length > 0)
							{
								subTableHead.show();
							}
							else
							{
								subTableHead.hide();
							}
						}

						function createSubsettingRow(subsettingValue)
						{
							var subsettingRow = $('<tr></tr>').appendTo(subTableBody);

							var newSetting = {};

							if(!_.isArray(newSettings.settings[settingDef.name]))
							{
								newSettings.settings[settingDef.name] = [];
							}

							newSettings.settings[settingDef.name].push(newSetting);

							_.each(settingDef.settings, function(subSettingDef)
							{
								var subsettingCol = $('<td></td>').appendTo(subsettingRow);
								var subsettingValueString = "";

								if(!_.isUndefined(subsettingValue[subSettingDef.name]))
								{
									subsettingValueString = subsettingValue[subSettingDef.name];
								}

								newSetting[subSettingDef.name] = subsettingValueString;

								$('<input class="table-row-value" type="text">').appendTo(subsettingCol).val(subsettingValueString).change(function()
								{
									newSetting[subSettingDef.name] = $(this).val();
								});
							});

							subsettingRow.append($('<td class="table-row-operation"></td>').append($('<ul class="board-toolbar"></ul>').append($('<li></li>').append($('<i class="icon-trash icon-white"></i>').click(function()
							{
								var subSettingIndex = newSettings.settings[settingDef.name].indexOf(newSetting);

								if(subSettingIndex != -1)
								{
									newSettings.settings[settingDef.name].splice(subSettingIndex, 1);
									subsettingRow.remove();
									processHeaderVisibility();
								}
							})))));

							subTableDiv.scrollTop(subTableDiv[0].scrollHeight);

							processHeaderVisibility();
						}

						$('<div class="table-operation text-button">ADD</div>').appendTo(valueCell).click(function()
						{
							var newSubsettingValue = {};

							_.each(settingDef.settings, function(subSettingDef)
							{
								newSubsettingValue[subSettingDef.name] = "";
							});

							createSubsettingRow(newSubsettingValue);
						});

						// Create our rows
						_.each(currentSubSettingValues, function(currentSubSettingValue, subSettingIndex)
						{
							createSubsettingRow(currentSubSettingValue);
						});

						break;
					}
					case "boolean":
					{
						newSettings.settings[settingDef.name] = currentSettingsValues[settingDef.name];

						var onOffSwitch = $('<div class="onoffswitch"><label class="onoffswitch-label" for="' + settingDef.name + '-onoff"><div class="onoffswitch-inner"><span class="on">YES</span><span class="off">NO</span></div><div class="onoffswitch-switch"></div></label></div>').appendTo(valueCell);

						var input = $('<input type="checkbox" name="onoffswitch" class="onoffswitch-checkbox" id="' + settingDef.name + '-onoff">').prependTo(onOffSwitch).change(function()
						{
							newSettings.settings[settingDef.name] = this.checked;
						});

						if(settingDef.name in currentSettingsValues)
						{
							input.prop("checked", currentSettingsValues[settingDef.name]);
						}

						break;
					}
					case "option":
					{
						var defaultValue = currentSettingsValues[settingDef.name];

						var input = $('<select></select>').appendTo($('<div class="styled-select"></div>').appendTo(valueCell)).change(function()
						{
							newSettings.settings[settingDef.name] = $(this).val();
						});

						_.each(settingDef.options, function(option)
						{

							var optionName;
							var optionValue;

							if(_.isObject(option))
							{
								optionName = option.name;
								optionValue = option.value;
							}
							else
							{
								optionName = option;
							}

							if(_.isUndefined(optionValue))
							{
								optionValue = optionName;
							}

							if(_.isUndefined(defaultValue))
							{
								defaultValue = optionValue;
							}

							$("<option></option>").text(optionName).attr("value", optionValue).appendTo(input);
						});

						newSettings.settings[settingDef.name] = defaultValue;

						if(settingDef.name in currentSettingsValues)
						{
							input.val(currentSettingsValues[settingDef.name]);
						}

						break;
					}
					default:
					{
						newSettings.settings[settingDef.name] = currentSettingsValues[settingDef.name];

						if(settingDef.type == "calculated")
						{
							if(settingDef.name in currentSettingsValues) {
								var currentValue = currentSettingsValues[settingDef.name];
								if(settingDef.multi_input && _.isArray(currentValue)) {
									var includeRemove = false;
									for(var i=0; i<currentValue.length; i++) {
										_appendCalculatedSettingRow(valueCell, newSettings, settingDef, currentValue[i], includeRemove);
										includeRemove = true;
									}
								} else {
									_appendCalculatedSettingRow(valueCell, newSettings, settingDef, currentValue, false);
								}
							} else {
								_appendCalculatedSettingRow(valueCell, newSettings, settingDef, null, false);
							}

							if(settingDef.multi_input) {
								var inputAdder = $('<ul class="board-toolbar"><li class="add-setting-row"><i class="icon-plus icon-white"></i><label>ADD</label></li></ul>')
									.mousedown(function(e) {
										e.preventDefault();
										_appendCalculatedSettingRow(valueCell, newSettings, settingDef, null, true);
									});
								$(valueCell).siblings('.form-label').append(inputAdder);
							}
						}
						else
						{
							var input = $('<input type="text">').appendTo(valueCell).change(function()
							{
								if(settingDef.type == "number")
								{
									newSettings.settings[settingDef.name] = Number($(this).val());
								}
								else
								{
									newSettings.settings[settingDef.name] = $(this).val();
								}
							});

							if(settingDef.name in currentSettingsValues)
							{
								input.val(currentSettingsValues[settingDef.name]);
							}

							if(typeaheadSource && settingDef.typeahead_data_field){
								input.addClass('typeahead_data_field-' + settingDef.typeahead_data_field);
							}

							if(typeaheadSource && settingDef.typeahead_field){
								var typeaheadValues = [];

								input.keyup(function(event){
									if(event.which >= 65 && event.which <= 91) {
										input.trigger('change');
									}
								});

								$(input).autocomplete({
									source: typeaheadValues,
									select: function(event, ui){
										input.val(ui.item.value);
										input.trigger('change');
									}
								});

								input.change(function(event){
									var value = input.val();
									var source = _.template(typeaheadSource)({input: value});
									$.get(source, function(data){
										if(typeaheadDataSegment){
											data = data[typeaheadDataSegment];
										}
										data  = _.select(data, function(elm){
											return elm[settingDef.typeahead_field][0] == value[0];
										});

										typeaheadValues = _.map(data, function(elm){
											return elm[settingDef.typeahead_field];
										});
										$(input).autocomplete("option", "source", typeaheadValues);

										if(data.length == 1){
											data = data[0];
											//we found the one. let's use it to populate the other info
											for(var field in data){
												if(data.hasOwnProperty(field)){
													var otherInput = $(_.template('input.typeahead_data_field-<%= field %>')({field: field}));
													if(otherInput){
														otherInput.val(data[field]);
														if(otherInput.val() != input.val()) {
															otherInput.trigger('change');
														}
													}
												}
											}
										}
									});
								});
							}
						}

						break;
					}
				}

				if(!_.isUndefined(settingDef.suffix))
				{
					valueCell.append($('<div class="input-suffix">' + settingDef.suffix + '</div>'));
				}

				if(!_.isUndefined(settingDef.description))
				{
					valueCell.append($('<div class="setting-description">' + settingDef.description + '</div>'));
				}
			});
		}


		new DialogBox(form, title, "Save", "Cancel", function()
		{
			$(".validation-error").remove();

			// Loop through each setting and validate it
			for(var index = 0; index < selectedType.settings.length; index++)
			{
				var settingDef = selectedType.settings[index];

				if(settingDef.required && (_.isUndefined(newSettings.settings[settingDef.name]) || newSettings.settings[settingDef.name] == ""))
				{
					_displayValidationError(settingDef.name, "This is required.");
					return true;
				}
				else if(settingDef.type == "integer" && (newSettings.settings[settingDef.name] % 1 !== 0))
				{
					_displayValidationError(settingDef.name, "Must be a whole number.");
					return true;
				}
				else if(settingDef.type == "number" && !_isNumerical(newSettings.settings[settingDef.name]))
				{
					_displayValidationError(settingDef.name, "Must be a number.");
					return true;
				}
			}

			if(_.isFunction(settingsSavedCallback))
			{
				settingsSavedCallback(newSettings);
			}
		});

		// Create our body
		var pluginTypeNames = _.keys(pluginTypes);
		var typeSelect;

		if(pluginTypeNames.length > 1)
		{
			var typeRow = createSettingRow("plugin-types", "Type");
			typeSelect = $('<select></select>').appendTo($('<div class="styled-select"></div>').appendTo(typeRow));

			typeSelect.append($("<option>Select a type...</option>").attr("value", "undefined"));

			_.each(pluginTypes, function(pluginType)
			{
				typeSelect.append($("<option></option>").text(pluginType.display_name).attr("value", pluginType.type_name));
			});

			typeSelect.change(function()
			{
				newSettings.type = $(this).val();
				newSettings.settings = {};

				// Remove all the previous settings
				_removeSettingsRows();

				selectedType = pluginTypes[typeSelect.val()];

				if(_.isUndefined(selectedType))
				{
					$("#setting-row-instance-name").hide();
					$("#dialog-ok").hide();
				}
				else
				{
					$("#setting-row-instance-name").show();

					if(selectedType.description && selectedType.description.length > 0)
					{
						pluginDescriptionElement.html(selectedType.description).show();
					}
					else
					{
						pluginDescriptionElement.hide();
					}

					$("#dialog-ok").show();
					createSettingsFromDefinition(selectedType.settings, selectedType.typeahead_source, selectedType.typeahead_data_segment);
				}
			});
		}
		else if(pluginTypeNames.length == 1)
		{
			selectedType = pluginTypes[pluginTypeNames[0]];
			newSettings.type = selectedType.type_name;
			newSettings.settings = {};
			createSettingsFromDefinition(selectedType.settings);
		}

		if(typeSelect)
		{
			if(_.isUndefined(currentTypeName))
			{
				$("#setting-row-instance-name").hide();
				$("#dialog-ok").hide();
			}
			else
			{
				$("#dialog-ok").show();
				typeSelect.val(currentTypeName).trigger("change");
			}
		}
	}

	// Public API
	return {
		createPluginEditor : function(
			title,
			pluginTypes,
			currentInstanceName,
			currentTypeName,
			currentSettingsValues,
			settingsSavedCallback)
		{
			createPluginEditor(title, pluginTypes, currentInstanceName, currentTypeName, currentSettingsValues, settingsSavedCallback);
		}
	}
}

ValueEditor = function(theFreeboardModel)
{
	var _veDatasourceRegex = new RegExp(".*datasources\\[\"([^\"]*)(\"\\])?(.*)$");

	var dropdown = null;
	var selectedOptionIndex = 0;
	var _autocompleteOptions = [];
	var currentValue = null;

	var EXPECTED_TYPE = {
		ANY : "any",
		ARRAY : "array",
		OBJECT : "object",
		STRING : "string",
		NUMBER : "number",
		BOOLEAN : "boolean"
	};

	function _isPotentialTypeMatch(value, expectsType)
	{
		if(_.isArray(value) || _.isObject(value))
		{
			return true;
		}
		return _isTypeMatch(value, expectsType);
	}

	function _isTypeMatch(value, expectsType) {
		switch(expectsType)
		{
		case EXPECTED_TYPE.ANY: return true;
		case EXPECTED_TYPE.ARRAY: return _.isArray(value);
		case EXPECTED_TYPE.OBJECT: return _.isObject(value);
		case EXPECTED_TYPE.STRING: return _.isString(value);
		case EXPECTED_TYPE.NUMBER: return _.isNumber(value);
		case EXPECTED_TYPE.BOOLEAN: return _.isBoolean(value);
		}
	}

	function _checkCurrentValueType(element, expectsType) {
		$(element).parent().find(".validation-error").remove();
		if(!_isTypeMatch(currentValue, expectsType)) {
			$(element).parent().append("<div class='validation-error'>" +
				"This field expects an expression that evaluates to type " +
				expectsType + ".</div>");
		}
	}

	function _resizeValueEditor(element)
	{
		var lineBreakCount = ($(element).val().match(/\n/g) || []).length;

		var newHeight = Math.min(200, 20 * (lineBreakCount + 1));

		$(element).css({height: newHeight + "px"});
	}

	function _autocompleteFromDatasource(inputString, datasources, expectsType)
	{
		var match = _veDatasourceRegex.exec(inputString);

		var options = [];

		if(match)
		{
			// Editor value is: datasources["; List all datasources
			if(match[1] == "")
			{
				_.each(datasources, function(datasource)
				{
					options.push({value: datasource.name(), entity: undefined,
						precede_char: "", follow_char: "\"]"});
				});
			}
			// Editor value is a partial match for a datasource; list matching datasources
			else if(match[1] != "" && _.isUndefined(match[2]))
			{
				var replacementString = match[1];

				_.each(datasources, function(datasource)
				{
					var dsName = datasource.name();

					if(dsName != replacementString && dsName.indexOf(replacementString) == 0)
					{
						options.push({value: dsName, entity: undefined,
							precede_char: "", follow_char: "\"]"});
					}
				});
			}
			// Editor value matches a datasources; parse JSON in order to populate list
			else
			{
				// We already have a datasource selected; find it
				var datasource = _.find(datasources, function(datasource)
				{
					return (datasource.name() === match[1]);
				});

				if(!_.isUndefined(datasource))
				{
					var dataPath = "data";
					var remainder = "";

					// Parse the partial JSON selectors
					if(!_.isUndefined(match[2]))
					{
						// Strip any incomplete field values, and store the remainder
						var remainderIndex = match[3].lastIndexOf("]") + 1;
						dataPath = dataPath + match[3].substring(0, remainderIndex);
						remainder = match[3].substring(remainderIndex, match[3].length);
						remainder = remainder.replace(/^[\[\"]*/, "");
						remainder = remainder.replace(/[\"\]]*$/, "");
					}

					// Get the data for the last complete JSON field
					var dataValue = datasource.getDataRepresentation(dataPath);
					currentValue = dataValue;

					// For arrays, list out the indices
					if(_.isArray(dataValue))
					{
						for(var index = 0; index < dataValue.length; index++)
						{
							if(index.toString().indexOf(remainder) == 0)
							{
								var value = dataValue[index];
								if(_isPotentialTypeMatch(value, expectsType))
								{
									options.push({value: index, entity: value,
										precede_char: "[", follow_char: "]",
										preview: value.toString()});
								}
							}
						}
					}
					// For objects, list out the keys
					else if(_.isObject(dataValue))
					{
						_.each(dataValue, function(value, name)
						{
							if(name.indexOf(remainder) == 0)
							{
								if(_isPotentialTypeMatch(value, expectsType))
								{
									options.push({value: name, entity: value,
										precede_char: "[\"", follow_char: "\"]"});
								}
							}
						});
					}
					// For everything else, do nothing (no further selection possible)
					else
					{
						// no-op
					}
				}
			}
		}
		_autocompleteOptions = options;
	}

	function _renderAutocompleteDropdown(element, expectsType)
	{
		var inputString = $(element).val().substring(0, $(element).getCaretPosition());

		// Weird issue where the textarea box was putting in ASCII (nbsp) for spaces.
		inputString = inputString.replace(String.fromCharCode(160), " ");

		_autocompleteFromDatasource(inputString, theFreeboardModel.datasources(), expectsType);

		if(_autocompleteOptions.length > 0)
		{
			if(!dropdown)
			{
				dropdown = $('<ul id="value-selector" class="value-dropdown"></ul>')
					.insertAfter(element)
					.width($(element).outerWidth() - 2)
					.css("left", $(element).position().left)
					.css("top", $(element).position().top + $(element).outerHeight() - 1);
			}

			dropdown.empty();
			dropdown.scrollTop(0);

			var selected = true;
			selectedOptionIndex = 0;

			_.each(_autocompleteOptions, function(option, index)
			{
				var li = _renderAutocompleteDropdownOption(element, inputString, option, index);
				if(selected)
				{
					$(li).addClass("selected");
					selected = false;
				}
			});
		}
		else
		{
			_checkCurrentValueType(element, expectsType);
			$(element).next("ul#value-selector").remove();
			dropdown = null;
			selectedOptionIndex = -1;
		}
	}

	function _renderAutocompleteDropdownOption(element, inputString, option, currentIndex)
	{
		var optionLabel = option.value;
		if(option.preview)
		{
			optionLabel = optionLabel + "<span class='preview'>" + option.preview + "</span>";
		}
		var li = $('<li>' + optionLabel + '</li>').appendTo(dropdown)
			.mouseenter(function()
			{
				$(this).trigger("freeboard-select");
			})
			.mousedown(function(event)
			{
				$(this).trigger("freeboard-insertValue");
				event.preventDefault();
			})
			.data("freeboard-optionIndex", currentIndex)
			.data("freeboard-optionValue", option.value)
			.bind("freeboard-insertValue", function()
			{
				var optionValue = option.value;
				optionValue = option.precede_char + optionValue + option.follow_char;

				var replacementIndex = inputString.lastIndexOf("]");
				if(replacementIndex != -1)
				{
					$(element).replaceTextAt(replacementIndex+1, $(element).val().length,
						optionValue);
				}
				else
				{
					$(element).insertAtCaret(optionValue);
				}

				currentValue = option.entity;
				$(element).triggerHandler("mouseup");
			})
			.bind("freeboard-select", function()
			{
				$(this).parent().find("li.selected").removeClass("selected");
				$(this).addClass("selected");
				selectedOptionIndex = $(this).data("freeboard-optionIndex");
			});
		return li;
	}

	function createValueEditor(element, expectsType)
	{
		$(element).addClass("calculated-value-input")
			.bind("keyup mouseup freeboard-eval", function(event) {
				// Ignore arrow keys and enter keys
				if(dropdown && event.type == "keyup"
					&& (event.keyCode == 38 || event.keyCode == 40 || event.keyCode == 13))
				{
					event.preventDefault();
					return;
				}
				_renderAutocompleteDropdown(element, expectsType);
			})
			.focus(function()
			{
				$(element).css({"z-index" : 3001});
				_resizeValueEditor(element);
			})
			.focusout(function()
			{
				_checkCurrentValueType(element, expectsType);
				$(element).css({
					"height": "",
					"z-index" : 3000
				});
				$(element).next("ul#value-selector").remove();
				dropdown = null;
				selectedOptionIndex = -1;
			})
			.bind("keydown", function(event)
			{

				if(dropdown)
				{
					if(event.keyCode == 38 || event.keyCode == 40) // Handle Arrow keys
					{
						event.preventDefault();

						var optionItems = $(dropdown).find("li");

						if(event.keyCode == 38) // Up Arrow
						{
							selectedOptionIndex--;
						}
						else if(event.keyCode == 40) // Down Arrow
						{
							selectedOptionIndex++;
						}

						if(selectedOptionIndex < 0)
						{
							selectedOptionIndex = optionItems.size() - 1;
						}
						else if(selectedOptionIndex >= optionItems.size())
						{
							selectedOptionIndex = 0;
						}

						var optionElement = $(optionItems).eq(selectedOptionIndex);

						optionElement.trigger("freeboard-select");
						$(dropdown).scrollTop($(optionElement).position().top);
					}
					else if(event.keyCode == 13) // Handle enter key
					{
						event.preventDefault();

						if(selectedOptionIndex != -1)
						{
							$(dropdown).find("li").eq(selectedOptionIndex)
								.trigger("freeboard-insertValue");
						}
					}
				}
			});
	}

	// Public API
	return {
		createValueEditor : function(element, expectsType)
		{
			if(expectsType)
			{
				createValueEditor(element, expectsType);
			}
			else {
				createValueEditor(element, EXPECTED_TYPE.ANY);
			}
		},
		EXPECTED_TYPE : EXPECTED_TYPE
	}
}

function WidgetModel(theFreeboardModel, widgetPlugins) {
	function disposeWidgetInstance() {
		if (!_.isUndefined(self.widgetInstance)) {
			if (_.isFunction(self.widgetInstance.onDispose)) {
				self.widgetInstance.onDispose();
			}

			self.widgetInstance = undefined;
		}
	}

	var self = this;

	this.datasourceRefreshNotifications = {};
	this.calculatedSettingScripts = {};

	this.title = ko.observable();
	this.fillSize = ko.observable(false);

	this.type = ko.observable();
	this.type.subscribe(function (newValue) {
		disposeWidgetInstance();

		if ((newValue in widgetPlugins) && _.isFunction(widgetPlugins[newValue].newInstance)) {
			var widgetType = widgetPlugins[newValue];

			function finishLoad() {
				widgetType.newInstance(self.settings(), function (widgetInstance) {

					self.fillSize((widgetType.fill_size === true));
					self.widgetInstance = widgetInstance;
					self.shouldRender(true);
					self._heightUpdate.valueHasMutated();

				});
			}

			// Do we need to load any external scripts?
			if (widgetType.external_scripts) {
				head.js(widgetType.external_scripts.slice(0), finishLoad); // Need to clone the array because head.js adds some weird functions to it
			}
			else {
				finishLoad();
			}
		}
	});

	this.settings = ko.observable({});
	this.settings.subscribe(function (newValue) {
		if (!_.isUndefined(self.widgetInstance) && _.isFunction(self.widgetInstance.onSettingsChanged)) {
			self.widgetInstance.onSettingsChanged(newValue);
		}

		self.updateCalculatedSettings();
		self._heightUpdate.valueHasMutated();
	});

	this.processDatasourceUpdate = function (datasourceName) {
		var refreshSettingNames = self.datasourceRefreshNotifications[datasourceName];

		if (_.isArray(refreshSettingNames)) {
			_.each(refreshSettingNames, function (settingName) {
				self.processCalculatedSetting(settingName);
			});
		}
	}

	this.callValueFunction = function (theFunction) {
		return theFunction.call(undefined, theFreeboardModel.datasourceData);
	}

	this.processSizeChange = function () {
		if (!_.isUndefined(self.widgetInstance) && _.isFunction(self.widgetInstance.onSizeChanged)) {
			self.widgetInstance.onSizeChanged();
		}
	}

	this.processCalculatedSetting = function (settingName) {
		if (_.isFunction(self.calculatedSettingScripts[settingName])) {
			var returnValue = undefined;

			try {
				returnValue = self.callValueFunction(self.calculatedSettingScripts[settingName]);
			}
			catch (e) {
				var rawValue = self.settings()[settingName];

				// If there is a reference error and the value just contains letters and numbers, then
				if (e instanceof ReferenceError && (/^\w+$/).test(rawValue)) {
					returnValue = rawValue;
				}
			}

			if (!_.isUndefined(self.widgetInstance) && _.isFunction(self.widgetInstance.onCalculatedValueChanged) && !_.isUndefined(returnValue)) {
				try {
					self.widgetInstance.onCalculatedValueChanged(settingName, returnValue);
				}
				catch (e) {
					console.log(e.toString());
				}
			}
		}
	}

	this.updateCalculatedSettings = function () {
		self.datasourceRefreshNotifications = {};
		self.calculatedSettingScripts = {};

		if (_.isUndefined(self.type())) {
			return;
		}

		// Check for any calculated settings
		var settingsDefs = widgetPlugins[self.type()].settings;
		var datasourceRegex = new RegExp("datasources.([\\w_-]+)|datasources\\[['\"]([^'\"]+)", "g");
		var currentSettings = self.settings();

		_.each(settingsDefs, function (settingDef) {
			if (settingDef.type == "calculated") {
				var script = currentSettings[settingDef.name];

				if (!_.isUndefined(script)) {

					if(_.isArray(script)) {
						script = "[" + script.join(",") + "]";
					}

					// If there is no return, add one
					if ((script.match(/;/g) || []).length <= 1 && script.indexOf("return") == -1) {
						script = "return " + script;
					}

					var valueFunction;

 					try {
						valueFunction = new Function("datasources", script);
					}
					catch (e) {
						var literalText = currentSettings[settingDef.name].replace(/"/g, '\\"').replace(/[\r\n]/g, ' \\\n');

						// If the value function cannot be created, then go ahead and treat it as literal text
						valueFunction = new Function("datasources", "return \"" + literalText + "\";");
					}

					self.calculatedSettingScripts[settingDef.name] = valueFunction;
					self.processCalculatedSetting(settingDef.name);

					// Are there any datasources we need to be subscribed to?
					var matches;

					while (matches = datasourceRegex.exec(script)) {
						var dsName = (matches[1] || matches[2]);
						var refreshSettingNames = self.datasourceRefreshNotifications[dsName];

						if (_.isUndefined(refreshSettingNames)) {
							refreshSettingNames = [];
							self.datasourceRefreshNotifications[dsName] = refreshSettingNames;
						}

						if(_.indexOf(refreshSettingNames, settingDef.name) == -1) // Only subscribe to this notification once.
						{
							refreshSettingNames.push(settingDef.name);
						}
					}
				}
			}
		});
	}

	this._heightUpdate = ko.observable();
	this.height = ko.computed({
		read: function () {
			self._heightUpdate();

			if (!_.isUndefined(self.widgetInstance) && _.isFunction(self.widgetInstance.getHeight)) {
				return self.widgetInstance.getHeight();
			}

			return 1;
		}
	});

	this.shouldRender = ko.observable(false);
	this.render = function (element) {
		self.shouldRender(false);
		if (!_.isUndefined(self.widgetInstance) && _.isFunction(self.widgetInstance.render)) {
			self.widgetInstance.render(element);
			self.updateCalculatedSettings();
		}
	}

	this.dispose = function () {

	}

	this.serialize = function () {
		return {
			title: self.title(),
			type: self.type(),
			settings: self.settings()
		};
	}

	this.deserialize = function (object) {
		self.title(object.title);
		self.settings(object.settings);
		self.type(object.type);
	}
}

// ┌────────────────────────────────────────────────────────────────────┐ \\
// │ F R E E B O A R D                                                  │ \\
// ├────────────────────────────────────────────────────────────────────┤ \\
// │ Copyright © 2013 Jim Heising (https://github.com/jheising)         │ \\
// │ Copyright © 2013 Bug Labs, Inc. (http://buglabs.net)               │ \\
// ├────────────────────────────────────────────────────────────────────┤ \\
// │ Licensed under the MIT license.                                    │ \\
// └────────────────────────────────────────────────────────────────────┘ \\

// Jquery plugin to watch for attribute changes
(function($)
{
	function isDOMAttrModifiedSupported()
	{
		var p = document.createElement('p');
		var flag = false;

		if(p.addEventListener)
		{
			p.addEventListener('DOMAttrModified', function()
			{
				flag = true
			}, false);
		}
		else if(p.attachEvent)
		{
			p.attachEvent('onDOMAttrModified', function()
			{
				flag = true
			});
		}
		else
		{
			return false;
		}

		p.setAttribute('id', 'target');

		return flag;
	}

	function checkAttributes(chkAttr, e)
	{
		if(chkAttr)
		{
			var attributes = this.data('attr-old-value');

			if(e.attributeName.indexOf('style') >= 0)
			{
				if(!attributes['style'])
				{
					attributes['style'] = {};
				} //initialize
				var keys = e.attributeName.split('.');
				e.attributeName = keys[0];
				e.oldValue = attributes['style'][keys[1]]; //old value
				e.newValue = keys[1] + ':' + this.prop("style")[$.camelCase(keys[1])]; //new value
				attributes['style'][keys[1]] = e.newValue;
			}
			else
			{
				e.oldValue = attributes[e.attributeName];
				e.newValue = this.attr(e.attributeName);
				attributes[e.attributeName] = e.newValue;
			}

			this.data('attr-old-value', attributes); //update the old value object
		}
	}

	//initialize Mutation Observer
	var MutationObserver = window.MutationObserver || window.WebKitMutationObserver;

	$.fn.attrchange = function(o)
	{

		var cfg = {
			trackValues: false,
			callback   : $.noop
		};

		//for backward compatibility
		if(typeof o === "function")
		{
			cfg.callback = o;
		}
		else
		{
			$.extend(cfg, o);
		}

		if(cfg.trackValues)
		{ //get attributes old value
			$(this).each(function(i, el)
			{
				var attributes = {};
				for(var attr, i = 0, attrs = el.attributes, l = attrs.length; i < l; i++)
				{
					attr = attrs.item(i);
					attributes[attr.nodeName] = attr.value;
				}

				$(this).data('attr-old-value', attributes);
			});
		}

		if(MutationObserver)
		{ //Modern Browsers supporting MutationObserver
			/*
			 Mutation Observer is still new and not supported by all browsers.
			 http://lists.w3.org/Archives/Public/public-webapps/2011JulSep/1622.html
			 */
			var mOptions = {
				subtree          : false,
				attributes       : true,
				attributeOldValue: cfg.trackValues
			};

			var observer = new MutationObserver(function(mutations)
			{
				mutations.forEach(function(e)
				{
					var _this = e.target;

					//get new value if trackValues is true
					if(cfg.trackValues)
					{
						/**
						 * @KNOWN_ISSUE: The new value is buggy for STYLE attribute as we don't have
						 * any additional information on which style is getting updated.
						 * */
						e.newValue = $(_this).attr(e.attributeName);
					}

					cfg.callback.call(_this, e);
				});
			});

			return this.each(function()
			{
				observer.observe(this, mOptions);
			});
		}
		else if(isDOMAttrModifiedSupported())
		{ //Opera
			//Good old Mutation Events but the performance is no good
			//http://hacks.mozilla.org/2012/05/dom-mutationobserver-reacting-to-dom-changes-without-killing-browser-performance/
			return this.on('DOMAttrModified', function(event)
			{
				if(event.originalEvent)
				{
					event = event.originalEvent;
				} //jQuery normalization is not required for us
				event.attributeName = event.attrName; //property names to be consistent with MutationObserver
				event.oldValue = event.prevValue; //property names to be consistent with MutationObserver
				cfg.callback.call(this, event);
			});
		}
		else if('onpropertychange' in document.body)
		{ //works only in IE
			return this.on('propertychange', function(e)
			{
				e.attributeName = window.event.propertyName;
				//to set the attr old value
				checkAttributes.call($(this), cfg.trackValues, e);
				cfg.callback.call(this, e);
			});
		}

		return this;
	}
})(jQuery);

(function(jQuery) {

    jQuery.eventEmitter = {
        _JQInit: function() {
            this._JQ = jQuery(this);
        },
        emit: function(evt, data) {
            !this._JQ && this._JQInit();
            this._JQ.trigger(evt, data);
        },
        once: function(evt, handler) {
            !this._JQ && this._JQInit();
            this._JQ.one(evt, handler);
        },
        on: function(evt, handler) {
            !this._JQ && this._JQInit();
            this._JQ.bind(evt, handler);
        },
        off: function(evt, handler) {
            !this._JQ && this._JQInit();
            this._JQ.unbind(evt, handler);
        }
    };

}(jQuery));

var freeboard = (function()
{
	var datasourcePlugins = {};
	var widgetPlugins = {};

	var freeboardUI = new FreeboardUI();
	var theFreeboardModel = new FreeboardModel(datasourcePlugins, widgetPlugins, freeboardUI);

	var jsEditor = new JSEditor();
	var valueEditor = new ValueEditor(theFreeboardModel);
	var pluginEditor = new PluginEditor(jsEditor, valueEditor);

	var developerConsole = new DeveloperConsole(theFreeboardModel);

	var currentStyle = {
		values: {
			"font-family": '"HelveticaNeue-UltraLight", "Helvetica Neue Ultra Light", "Helvetica Neue", sans-serif',
			"color"      : "#d3d4d4",
			"font-weight": 100
		}
	};

	ko.bindingHandlers.pluginEditor = {
		init: function(element, valueAccessor, allBindingsAccessor, viewModel, bindingContext)
		{
			var options = ko.unwrap(valueAccessor());

			var types = {};
			var settings = undefined;
			var title = "";

			if(options.type == 'datasource')
			{
				types = datasourcePlugins;
				title = "Datasource";
			}
			else if(options.type == 'widget')
			{
				types = widgetPlugins;
				title = "Widget";
			}
			else if(options.type == 'pane')
			{
				title = "Pane";
			}

			$(element).click(function(event)
			{
				if(options.operation == 'delete')
				{
					var phraseElement = $('<p>Are you sure you want to delete this ' + title + '?</p>');
					new DialogBox(phraseElement, "Confirm Delete", "Yes", "No", function()
					{

						if(options.type == 'datasource')
						{
							theFreeboardModel.deleteDatasource(viewModel);
						}
						else if(options.type == 'widget')
						{
							theFreeboardModel.deleteWidget(viewModel);
						}
						else if(options.type == 'pane')
						{
							theFreeboardModel.deletePane(viewModel);
						}

					});
				}
				else
				{
					var instanceType = undefined;

					if(options.type == 'datasource')
					{
						if(options.operation == 'add')
						{
							settings = {};
						}
						else
						{
							instanceType = viewModel.type();
							settings = viewModel.settings();
							settings.name = viewModel.name();
						}
					}
					else if(options.type == 'widget')
					{
						if(options.operation == 'add')
						{
							settings = {};
						}
						else
						{
							instanceType = viewModel.type();
							settings = viewModel.settings();
						}
					}
					else if(options.type == 'pane')
					{
						settings = {};

						if(options.operation == 'edit')
						{
							settings.title = viewModel.title();
							settings.col_width = viewModel.col_width();
						}

						types = {
							settings: {
								settings: [
									{
										name        : "title",
										display_name: "Title",
										type        : "text"
									},
									{
										name : "col_width",
										display_name : "Columns",
										type : "integer",
										default_value : 1,
										required : true
									}
								]
							}
						}
					}

					pluginEditor.createPluginEditor(title, types, instanceType, settings, function(newSettings)
					{
						if(options.operation == 'add')
						{
							if(options.type == 'datasource')
							{
								var newViewModel = new DatasourceModel(theFreeboardModel, datasourcePlugins);
								theFreeboardModel.addDatasource(newViewModel);

								newViewModel.name(newSettings.settings.name);
								delete newSettings.settings.name;

								newViewModel.settings(newSettings.settings);
								newViewModel.type(newSettings.type);
							}
							else if(options.type == 'widget')
							{
								var newViewModel = new WidgetModel(theFreeboardModel, widgetPlugins);
								newViewModel.settings(newSettings.settings);
								newViewModel.type(newSettings.type);

								viewModel.widgets.push(newViewModel);

								freeboardUI.attachWidgetEditIcons(element);
							}
						}
						else if(options.operation == 'edit')
						{
							if(options.type == 'pane')
							{
								viewModel.title(newSettings.settings.title);
								viewModel.col_width(newSettings.settings.col_width);
								freeboardUI.processResize(false);
							}
							else
							{
								if(options.type == 'datasource')
								{
									viewModel.name(newSettings.settings.name);
									delete newSettings.settings.name;
								}

								viewModel.type(newSettings.type);
								viewModel.settings(newSettings.settings);
							}
						}
					});
				}
			});
		}
	}

	ko.virtualElements.allowedBindings.datasourceTypeSettings = true;
	ko.bindingHandlers.datasourceTypeSettings = {
		update: function(element, valueAccessor, allBindingsAccessor, viewModel, bindingContext)
		{
			processPluginSettings(element, valueAccessor, allBindingsAccessor, viewModel, bindingContext);
		}
	}

	ko.bindingHandlers.pane = {
		init  : function(element, valueAccessor, allBindingsAccessor, viewModel, bindingContext)
		{
			if(theFreeboardModel.isEditing())
			{
				$(element).css({cursor: "pointer"});
			}

			freeboardUI.addPane(element, viewModel, bindingContext.$root.isEditing());
		},
		update: function(element, valueAccessor, allBindingsAccessor, viewModel, bindingContext)
		{
			// If pane has been removed
			if(theFreeboardModel.panes.indexOf(viewModel) == -1)
			{
				freeboardUI.removePane(element);
			}
			freeboardUI.updatePane(element, viewModel);
		}
	}

	ko.bindingHandlers.widget = {
		init  : function(element, valueAccessor, allBindingsAccessor, viewModel, bindingContext)
		{
			if(theFreeboardModel.isEditing())
			{
				freeboardUI.attachWidgetEditIcons($(element).parent());
			}
		},
		update: function(element, valueAccessor, allBindingsAccessor, viewModel, bindingContext)
		{
			if(viewModel.shouldRender())
			{
				$(element).empty();
				viewModel.render(element);
			}
		}
	}

	function getParameterByName(name)
	{
		name = name.replace(/[\[]/, "\\\[").replace(/[\]]/, "\\\]");
		var regex = new RegExp("[\\?&]" + name + "=([^&#]*)"), results = regex.exec(location.search);
		return results == null ? "" : decodeURIComponent(results[1].replace(/\+/g, " "));
	}

	$(function()
	{ //DOM Ready
		// Show the loading indicator when we first load
		freeboardUI.showLoadingIndicator(true);

        var resizeTimer;

        function resizeEnd()
        {
            freeboardUI.processResize(true);
        }

        $(window).resize(function() {
            clearTimeout(resizeTimer);
            resizeTimer = setTimeout(resizeEnd, 500);
        });

	});

	// PUBLIC FUNCTIONS
	return {
		initialize          : function(allowEdit, finishedCallback)
		{
			ko.applyBindings(theFreeboardModel);

			// Check to see if we have a query param called load. If so, we should load that dashboard initially
			var freeboardLocation = getParameterByName("load");

			if(freeboardLocation != "")
			{
				$.ajax({
					url    : freeboardLocation,
					success: function(data)
					{
						theFreeboardModel.loadDashboard(data);

						if(_.isFunction(finishedCallback))
						{
							finishedCallback();
						}
					}
				});
			}
			else
			{
				theFreeboardModel.allow_edit(allowEdit);
				theFreeboardModel.setEditing(allowEdit);

				freeboardUI.showLoadingIndicator(false);
				if(_.isFunction(finishedCallback))
				{
					finishedCallback();
				}

                freeboard.emit("initialized");
			}
		},
		newDashboard        : function()
		{
			theFreeboardModel.loadDashboard({allow_edit: true});
		},
		loadDashboard       : function(configuration, callback)
		{
			theFreeboardModel.loadDashboard(configuration, callback);
		},
		serialize           : function()
		{
			return theFreeboardModel.serialize();
		},
		setEditing          : function(editing, animate)
		{
			theFreeboardModel.setEditing(editing, animate);
		},
		isEditing           : function()
		{
			return theFreeboardModel.isEditing();
		},
		loadDatasourcePlugin: function(plugin)
		{
			if(_.isUndefined(plugin.display_name))
			{
				plugin.display_name = plugin.type_name;
			}

            // Add a required setting called name to the beginning
            plugin.settings.unshift({
                name : "name",
                display_name : "Name",
                type : "text",
                required : true
            });


			theFreeboardModel.addPluginSource(plugin.source);
			datasourcePlugins[plugin.type_name] = plugin;
			theFreeboardModel._datasourceTypes.valueHasMutated();
		},
        resize : function()
        {
            freeboardUI.processResize(true);
        },
		loadWidgetPlugin    : function(plugin)
		{
			if(_.isUndefined(plugin.display_name))
			{
				plugin.display_name = plugin.type_name;
			}

			theFreeboardModel.addPluginSource(plugin.source);
			widgetPlugins[plugin.type_name] = plugin;
			theFreeboardModel._widgetTypes.valueHasMutated();
		},
		// To be used if freeboard is going to load dynamic assets from a different root URL
		setAssetRoot        : function(assetRoot)
		{
			jsEditor.setAssetRoot(assetRoot);
		},
		addStyle            : function(selector, rules)
		{
			var styleString = selector + "{" + rules + "}";

			var styleElement = $("style#fb-styles");

			if(styleElement.length == 0)
			{
				styleElement = $('<style id="fb-styles" type="text/css"></style>');
				$("head").append(styleElement);
			}

			if(styleElement[0].styleSheet)
			{
				styleElement[0].styleSheet.cssText += styleString;
			}
			else
			{
				styleElement.text(styleElement.text() + styleString);
			}
		},
		showLoadingIndicator: function(show)
		{
			freeboardUI.showLoadingIndicator(show);
		},
		showDialog          : function(contentElement, title, okTitle, cancelTitle, okCallback)
		{
			new DialogBox(contentElement, title, okTitle, cancelTitle, okCallback);
		},
        getDatasourceSettings : function(datasourceName)
        {
            var datasources = theFreeboardModel.datasources();

            // Find the datasource with the name specified
            var datasource = _.find(datasources, function(datasourceModel){
                return (datasourceModel.name() === datasourceName);
            });

            if(datasource)
            {
                return datasource.settings();
            }
            else
            {
                return null;
            }
        },
        setDatasourceSettings : function(datasourceName, settings)
        {
            var datasources = theFreeboardModel.datasources();

            // Find the datasource with the name specified
            var datasource = _.find(datasources, function(datasourceModel){
                return (datasourceModel.name() === datasourceName);
            });

            if(!datasource)
            {
                console.log("Datasource not found");
                return;
            }

            var combinedSettings = _.defaults(settings, datasource.settings());
            datasource.settings(combinedSettings);
        },
		getStyleString      : function(name)
		{
			var returnString = "";

			_.each(currentStyle[name], function(value, name)
			{
				returnString = returnString + name + ":" + value + ";";
			});

			return returnString;
		},
		getStyleObject      : function(name)
		{
			return currentStyle[name];
		},
		showDeveloperConsole : function()
		{
			developerConsole.showDeveloperConsole();
		}
	};
}());

$.extend(freeboard, jQuery.eventEmitter);

// ┌────────────────────────────────────────────────────────────────────┐ \\
// │ F R E E B O A R D                                                  │ \\
// ├────────────────────────────────────────────────────────────────────┤ \\
// │ Copyright © 2013 Jim Heising (https://github.com/jheising)         │ \\
// │ Copyright © 2013 Bug Labs, Inc. (http://buglabs.net)               │ \\
// ├────────────────────────────────────────────────────────────────────┤ \\
// │ Licensed under the MIT license.                                    │ \\
// └────────────────────────────────────────────────────────────────────┘ \\

(function () {
	var jsonDatasource = function (settings, updateCallback) {
		var self = this;
		var updateTimer = null;
		var currentSettings = settings;
		var errorStage = 0; 	// 0 = try standard request
		// 1 = try JSONP
		// 2 = try thingproxy.freeboard.io
		var lockErrorStage = false;

		function updateRefresh(refreshTime) {
			if (updateTimer) {
				clearInterval(updateTimer);
			}

			updateTimer = setInterval(function () {
				self.updateNow();
			}, refreshTime);
		}

		updateRefresh(currentSettings.refresh * 1000);

		this.updateNow = function () {
			if ((errorStage > 1 && !currentSettings.use_thingproxy) || errorStage > 2) // We've tried everything, let's quit
			{
				return; // TODO: Report an error
			}

			var requestURL = currentSettings.url;

			if (errorStage == 2 && currentSettings.use_thingproxy) {
				requestURL = (location.protocol == "https:" ? "https:" : "http:") + "//thingproxy.freeboard.io/fetch/" + encodeURI(currentSettings.url);
			}

			var body = currentSettings.body;

			// Can the body be converted to JSON?
			if (body) {
				try {
					body = JSON.parse(body);
				}
				catch (e) {
				}
			}

			$.ajax({
				url: requestURL,
				dataType: (errorStage == 1) ? "JSONP" : "JSON",
				type: currentSettings.method || "GET",
				data: body,
				beforeSend: function (xhr) {
					try {
						_.each(currentSettings.headers, function (header) {
							var name = header.name;
							var value = header.value;

							if (!_.isUndefined(name) && !_.isUndefined(value)) {
								xhr.setRequestHeader(name, value);
							}
						});
					}
					catch (e) {
					}
				},
				success: function (data) {
					lockErrorStage = true;
					updateCallback(data);
				},
				error: function (xhr, status, error) {
					if (!lockErrorStage) {
						// TODO: Figure out a way to intercept CORS errors only. The error message for CORS errors seems to be a standard 404.
						errorStage++;
						self.updateNow();
					}
				}
			});
		}

		this.onDispose = function () {
			clearInterval(updateTimer);
			updateTimer = null;
		}

		this.onSettingsChanged = function (newSettings) {
			lockErrorStage = false;
			errorStage = 0;

			currentSettings = newSettings;
			updateRefresh(currentSettings.refresh * 1000);
			self.updateNow();
		}
	};

	freeboard.loadDatasourcePlugin({
		type_name: "JSON",
		settings: [
			{
				name: "url",
				display_name: "URL",
				type: "text"
			},
			{
				name: "use_thingproxy",
				display_name: "Try thingproxy",
				description: 'A direct JSON connection will be tried first, if that fails, a JSONP connection will be tried. If that fails, you can use thingproxy, which can solve many connection problems to APIs. <a href="https://github.com/Freeboard/thingproxy" target="_blank">More information</a>.',
				type: "boolean",
				default_value: true
			},
			{
				name: "refresh",
				display_name: "Refresh Every",
				type: "number",
				suffix: "seconds",
				default_value: 5
			},
			{
				name: "method",
				display_name: "Method",
				type: "option",
				options: [
					{
						name: "GET",
						value: "GET"
					},
					{
						name: "POST",
						value: "POST"
					},
					{
						name: "PUT",
						value: "PUT"
					},
					{
						name: "DELETE",
						value: "DELETE"
					}
				]
			},
			{
				name: "body",
				display_name: "Body",
				type: "text",
				description: "The body of the request. Normally only used if method is POST"
			},
			{
				name: "headers",
				display_name: "Headers",
				type: "array",
				settings: [
					{
						name: "name",
						display_name: "Name",
						type: "text"
					},
					{
						name: "value",
						display_name: "Value",
						type: "text"
					}
				]
			}
		],
		newInstance: function (settings, newInstanceCallback, updateCallback) {
			newInstanceCallback(new jsonDatasource(settings, updateCallback));
		}
	});

	var openWeatherMapDatasource = function (settings, updateCallback) {
		var self = this;
		var updateTimer = null;
		var currentSettings = settings;

		function updateRefresh(refreshTime) {
			if (updateTimer) {
				clearInterval(updateTimer);
			}

			updateTimer = setInterval(function () {
				self.updateNow();
			}, refreshTime);
		}

		function toTitleCase(str) {
			return str.replace(/\w\S*/g, function (txt) {
				return txt.charAt(0).toUpperCase() + txt.substr(1).toLowerCase();
			});
		}

		updateRefresh(currentSettings.refresh * 1000);

		this.updateNow = function () {
			$.ajax({
				url: "http://api.openweathermap.org/data/2.5/weather?APPID="+currentSettings.api_key+"&q=" + encodeURIComponent(currentSettings.location) + "&units=" + currentSettings.units,
				dataType: "JSONP",
				success: function (data) {
					// Rejigger our data into something easier to understand
					var newData = {
						place_name: data.name,
						sunrise: (new Date(data.sys.sunrise * 1000)).toLocaleTimeString(),
						sunset: (new Date(data.sys.sunset * 1000)).toLocaleTimeString(),
						conditions: toTitleCase(data.weather[0].description),
						current_temp: data.main.temp,
						high_temp: data.main.temp_max,
						low_temp: data.main.temp_min,
						pressure: data.main.pressure,
						humidity: data.main.humidity,
						wind_speed: data.wind.speed,
						wind_direction: data.wind.deg
					};

					updateCallback(newData);
				},
				error: function (xhr, status, error) {
				}
			});
		}

		this.onDispose = function () {
			clearInterval(updateTimer);
			updateTimer = null;
		}

		this.onSettingsChanged = function (newSettings) {
			currentSettings = newSettings;
			self.updateNow();
			updateRefresh(currentSettings.refresh * 1000);
		}
	};

	freeboard.loadDatasourcePlugin({
		type_name: "openweathermap",
		display_name: "Open Weather Map API",
		settings: [
			{
				name: "api_key",
				display_name: "API Key",
				type: "text",
				description: "Your personal API Key from Open Weather Map"
			},
            {
				name: "location",
				display_name: "Location",
				type: "text",
				description: "Example: London, UK"
			},
			{
				name: "units",
				display_name: "Units",
				type: "option",
				default: "imperial",
				options: [
					{
						name: "Imperial",
						value: "imperial"
					},
					{
						name: "Metric",
						value: "metric"
					}
				]
			},
			{
				name: "refresh",
				display_name: "Refresh Every",
				type: "number",
				suffix: "seconds",
				default_value: 5
			}
		],
		newInstance: function (settings, newInstanceCallback, updateCallback) {
			newInstanceCallback(new openWeatherMapDatasource(settings, updateCallback));
		}
	});

	var dweetioDatasource = function (settings, updateCallback) {
		var self = this;
		var currentSettings = settings;

		function onNewDweet(dweet) {
			updateCallback(dweet);
		}

		this.updateNow = function () {
			dweetio.get_latest_dweet_for(currentSettings.thing_id, function (err, dweet) {
				if (err) {
					//onNewDweet({});
				}
				else {
					onNewDweet(dweet[0].content);
				}
			});
		}

		this.onDispose = function () {

		}

		this.onSettingsChanged = function (newSettings) {
			dweetio.stop_listening_for(currentSettings.thing_id);

			currentSettings = newSettings;

			dweetio.listen_for(currentSettings.thing_id, function (dweet) {
				onNewDweet(dweet.content);
			});
		}

		self.onSettingsChanged(settings);
	};

	freeboard.loadDatasourcePlugin({
		"type_name": "dweet_io",
		"display_name": "Dweet.io",
		"external_scripts": [
			"http://dweet.io/client/dweet.io.min.js"
		],
		"settings": [
			{
				name: "thing_id",
				display_name: "Thing Name",
				"description": "Example: salty-dog-1",
				type: "text"
			}
		],
		newInstance: function (settings, newInstanceCallback, updateCallback) {
			newInstanceCallback(new dweetioDatasource(settings, updateCallback));
		}
	});

	var playbackDatasource = function (settings, updateCallback) {
		var self = this;
		var currentSettings = settings;
		var currentDataset = [];
		var currentIndex = 0;
		var currentTimeout;

		function moveNext() {
			if (currentDataset.length > 0) {
				if (currentIndex < currentDataset.length) {
					updateCallback(currentDataset[currentIndex]);
					currentIndex++;
				}

				if (currentIndex >= currentDataset.length && currentSettings.loop) {
					currentIndex = 0;
				}

				if (currentIndex < currentDataset.length) {
					currentTimeout = setTimeout(moveNext, currentSettings.refresh * 1000);
				}
			}
			else {
				updateCallback({});
			}
		}

		function stopTimeout() {
			currentDataset = [];
			currentIndex = 0;

			if (currentTimeout) {
				clearTimeout(currentTimeout);
				currentTimeout = null;
			}
		}

		this.updateNow = function () {
			stopTimeout();

			$.ajax({
				url: currentSettings.datafile,
				dataType: (currentSettings.is_jsonp) ? "JSONP" : "JSON",
				success: function (data) {
					if (_.isArray(data)) {
						currentDataset = data;
					}
					else {
						currentDataset = [];
					}

					currentIndex = 0;

					moveNext();
				},
				error: function (xhr, status, error) {
				}
			});
		}

		this.onDispose = function () {
			stopTimeout();
		}

		this.onSettingsChanged = function (newSettings) {
			currentSettings = newSettings;
			self.updateNow();
		}
	};

	freeboard.loadDatasourcePlugin({
		"type_name": "playback",
		"display_name": "Playback",
		"settings": [
			{
				"name": "datafile",
				"display_name": "Data File URL",
				"type": "text",
				"description": "A link to a JSON array of data."
			},
			{
				name: "is_jsonp",
				display_name: "Is JSONP",
				type: "boolean"
			},
			{
				"name": "loop",
				"display_name": "Loop",
				"type": "boolean",
				"description": "Rewind and loop when finished"
			},
			{
				"name": "refresh",
				"display_name": "Refresh Every",
				"type": "number",
				"suffix": "seconds",
				"default_value": 5
			}
		],
		newInstance: function (settings, newInstanceCallback, updateCallback) {
			newInstanceCallback(new playbackDatasource(settings, updateCallback));
		}
	});

	var clockDatasource = function (settings, updateCallback) {
		var self = this;
		var currentSettings = settings;
		var timer;

		function stopTimer() {
			if (timer) {
				clearTimeout(timer);
				timer = null;
			}
		}

		function updateTimer() {
			stopTimer();
			timer = setInterval(self.updateNow, currentSettings.refresh * 1000);
		}

		this.updateNow = function () {
			var date = new Date();

			var data = {
				numeric_value: date.getTime(),
				full_string_value: date.toLocaleString(),
				date_string_value: date.toLocaleDateString(),
				time_string_value: date.toLocaleTimeString(),
				date_object: date
			};

			updateCallback(data);
		}

		this.onDispose = function () {
			stopTimer();
		}

		this.onSettingsChanged = function (newSettings) {
			currentSettings = newSettings;
			updateTimer();
		}

		updateTimer();
	};

	freeboard.loadDatasourcePlugin({
		"type_name": "clock",
		"display_name": "Clock",
		"settings": [
			{
				"name": "refresh",
				"display_name": "Refresh Every",
				"type": "number",
				"suffix": "seconds",
				"default_value": 1
			}
		],
		newInstance: function (settings, newInstanceCallback, updateCallback) {
			newInstanceCallback(new clockDatasource(settings, updateCallback));
		}
	});
freeboard.loadDatasourcePlugin({
		// **type_name** (required) : A unique name for this plugin. This name should be as unique as possible to avoid collisions with other plugins, and should follow naming conventions for javascript variable and function declarations.
		"type_name"   : "meshblu",
		// **display_name** : The pretty name that will be used for display purposes for this plugin. If the name is not defined, type_name will be used instead.
		"display_name": "Octoblu",
        // **description** : A description of the plugin. This description will be displayed when the plugin is selected or within search results (in the future). The description may contain HTML if needed.
        "description" : "app.octoblu.com",
		// **external_scripts** : Any external scripts that should be loaded before the plugin instance is created.
		"external_scripts" : [
			"http://meshblu.octoblu.com/js/meshblu.js"
		],
		// **settings** : An array of settings that will be displayed for this plugin when the user adds it.
		"settings"    : [
			{
				// **name** (required) : The name of the setting. This value will be used in your code to retrieve the value specified by the user. This should follow naming conventions for javascript variable and function declarations.
				"name"         : "uuid",
				// **display_name** : The pretty name that will be shown to the user when they adjust this setting.
				"display_name" : "UUID",
				// **type** (required) : The type of input expected for this setting. "text" will display a single text box input. Examples of other types will follow in this documentation.
				"type"         : "text",
				// **default_value** : A default value for this setting.
				"default_value": "device uuid",
				// **description** : Text that will be displayed below the setting to give the user any extra information.
				"description"  : "your device UUID",
                // **required** : Set to true if this setting is required for the datasource to be created.
                "required" : true
			},
			{
				// **name** (required) : The name of the setting. This value will be used in your code to retrieve the value specified by the user. This should follow naming conventions for javascript variable and function declarations.
				"name"         : "token",
				// **display_name** : The pretty name that will be shown to the user when they adjust this setting.
				"display_name" : "Token",
				// **type** (required) : The type of input expected for this setting. "text" will display a single text box input. Examples of other types will follow in this documentation.
				"type"         : "text",
				// **default_value** : A default value for this setting.
				"default_value": "device token",
				// **description** : Text that will be displayed below the setting to give the user any extra information.
				"description"  : "your device TOKEN",
                // **required** : Set to true if this setting is required for the datasource to be created.
                "required" : true
			},
			{
				// **name** (required) : The name of the setting. This value will be used in your code to retrieve the value specified by the user. This should follow naming conventions for javascript variable and function declarations.
				"name"         : "server",
				// **display_name** : The pretty name that will be shown to the user when they adjust this setting.
				"display_name" : "Server",
				// **type** (required) : The type of input expected for this setting. "text" will display a single text box input. Examples of other types will follow in this documentation.
				"type"         : "text",
				// **default_value** : A default value for this setting.
				"default_value": "meshblu.octoblu.com",
				// **description** : Text that will be displayed below the setting to give the user any extra information.
				"description"  : "your server",
                // **required** : Set to true if this setting is required for the datasource to be created.
                "required" : true
			},
			{
				// **name** (required) : The name of the setting. This value will be used in your code to retrieve the value specified by the user. This should follow naming conventions for javascript variable and function declarations.
				"name"         : "port",
				// **display_name** : The pretty name that will be shown to the user when they adjust this setting.
				"display_name" : "Port",
				// **type** (required) : The type of input expected for this setting. "text" will display a single text box input. Examples of other types will follow in this documentation.
				"type"         : "number",
				// **default_value** : A default value for this setting.
				"default_value": 80,
				// **description** : Text that will be displayed below the setting to give the user any extra information.
				"description"  : "server port",
                // **required** : Set to true if this setting is required for the datasource to be created.
                "required" : true
			}
			
		],
		// **newInstance(settings, newInstanceCallback, updateCallback)** (required) : A function that will be called when a new instance of this plugin is requested.
		// * **settings** : A javascript object with the initial settings set by the user. The names of the properties in the object will correspond to the setting names defined above.
		// * **newInstanceCallback** : A callback function that you'll call when the new instance of the plugin is ready. This function expects a single argument, which is the new instance of your plugin object.
		// * **updateCallback** : A callback function that you'll call if and when your datasource has an update for freeboard to recalculate. This function expects a single parameter which is a javascript object with the new, updated data. You should hold on to this reference and call it when needed.
		newInstance   : function(settings, newInstanceCallback, updateCallback)
		{
			// myDatasourcePlugin is defined below.
			newInstanceCallback(new meshbluSource(settings, updateCallback));
		}
	});


	// ### Datasource Implementation
	//
	// -------------------
	// Here we implement the actual datasource plugin. We pass in the settings and updateCallback.
	var meshbluSource = function(settings, updateCallback)
	{
		// Always a good idea...
		var self = this;

		// Good idea to create a variable to hold on to our settings, because they might change in the future. See below.
		var currentSettings = settings;

		

		/* This is some function where I'll get my data from somewhere */

 	
		function getData()
		{


		 var conn = skynet.createConnection({
    		"uuid": currentSettings.uuid,
    		"token": currentSettings.token,
    		"server": currentSettings.server, 
    		"port": currentSettings.port
  				});	
			 
			 conn.on('ready', function(data){	

			 	conn.on('message', function(message){

    				var newData = message;
    				updateCallback(newData);

 						 });

			 });
			}

	

		// **onSettingsChanged(newSettings)** (required) : A public function we must implement that will be called when a user makes a change to the settings.
		self.onSettingsChanged = function(newSettings)
		{
			// Here we update our current settings with the variable that is passed in.
			currentSettings = newSettings;
		}

		// **updateNow()** (required) : A public function we must implement that will be called when the user wants to manually refresh the datasource
		self.updateNow = function()
		{
			// Most likely I'll just call getData() here.
			getData();
		}

		// **onDispose()** (required) : A public function we must implement that will be called when this instance of this plugin is no longer needed. Do anything you need to cleanup after yourself here.
		self.onDispose = function()
		{
		
			//conn.close();
		}

		// Here we call createRefreshTimer with our current settings, to kick things off, initially. Notice how we make use of one of the user defined settings that we setup earlier.
	//	createRefreshTimer(currentSettings.refresh_time);
	}


}());

// ┌────────────────────────────────────────────────────────────────────┐ \\
// │ F R E E B O A R D                                                  │ \\
// ├────────────────────────────────────────────────────────────────────┤ \\
// │ Copyright © 2013 Jim Heising (https://github.com/jheising)         │ \\
// │ Copyright © 2013 Bug Labs, Inc. (http://buglabs.net)               │ \\
// ├────────────────────────────────────────────────────────────────────┤ \\
// │ Licensed under the MIT license.                                    │ \\
// └────────────────────────────────────────────────────────────────────┘ \\

(function () {
	var SPARKLINE_HISTORY_LENGTH = 100;
	var SPARKLINE_COLORS = ["#FF9900", "#FFFFFF", "#B3B4B4", "#6B6B6B", "#28DE28", "#13F7F9", "#E6EE18", "#C41204", "#CA3CB8", "#0B1CFB"];

    function easeTransitionText(newValue, textElement, duration) {

		var currentValue = $(textElement).text();

        if (currentValue == newValue)
            return;

        if ($.isNumeric(newValue) && $.isNumeric(currentValue)) {
            var numParts = newValue.toString().split('.');
            var endingPrecision = 0;

            if (numParts.length > 1) {
                endingPrecision = numParts[1].length;
            }

            numParts = currentValue.toString().split('.');
            var startingPrecision = 0;

            if (numParts.length > 1) {
                startingPrecision = numParts[1].length;
            }

            jQuery({transitionValue: Number(currentValue), precisionValue: startingPrecision}).animate({transitionValue: Number(newValue), precisionValue: endingPrecision}, {
                duration: duration,
                step: function () {
                    $(textElement).text(this.transitionValue.toFixed(this.precisionValue));
                },
                done: function () {
                    $(textElement).text(newValue);
                }
            });
        }
        else {
            $(textElement).text(newValue);
        }
    }

	function addSparklineLegend(element, legend) {
		var legendElt = $("<div class='sparkline-legend'></div>");
		for(var i=0; i<legend.length; i++) {
			var color = SPARKLINE_COLORS[i % SPARKLINE_COLORS.length];
			var label = legend[i];
			legendElt.append("<div class='sparkline-legend-value'><span style='color:" +
							 color + "'>&#9679;</span>" + label + "</div>");
		}
		element.empty().append(legendElt);

		freeboard.addStyle('.sparkline-legend', "margin:5px;");
		freeboard.addStyle('.sparkline-legend-value',
			'color:white; font:10px arial,san serif; float:left; overflow:hidden; width:50%;');
		freeboard.addStyle('.sparkline-legend-value span',
			'font-weight:bold; padding-right:5px;');
	}

	function addValueToSparkline(element, value, legend) {
		var values = $(element).data().values;
		var valueMin = $(element).data().valueMin;
		var valueMax = $(element).data().valueMax;
		if (!values) {
			values = [];
			valueMin = undefined;
			valueMax = undefined;
		}

		var collateValues = function(val, plotIndex) {
			if(!values[plotIndex]) {
				values[plotIndex] = [];
			}
			if (values[plotIndex].length >= SPARKLINE_HISTORY_LENGTH) {
				values[plotIndex].shift();
			}
			values[plotIndex].push(Number(val));

			if(valueMin === undefined || val < valueMin) {
				valueMin = val;
			}
			if(valueMax === undefined || val > valueMax) {
				valueMax = val;
			}
		}

		if(_.isArray(value)) {
			_.each(value, collateValues);
		} else {
			collateValues(value, 0);
		}
		$(element).data().values = values;
		$(element).data().valueMin = valueMin;
		$(element).data().valueMax = valueMax;

		var tooltipHTML = '<span style="color: {{color}}">&#9679;</span> {{y}}';

		var composite = false;
		_.each(values, function(valueArray, valueIndex) {
			$(element).sparkline(valueArray, {
				type: "line",
				composite: composite,
				height: "100%",
				width: "100%",
				fillColor: false,
				lineColor: SPARKLINE_COLORS[valueIndex % SPARKLINE_COLORS.length],
				lineWidth: 2,
				spotRadius: 3,
				spotColor: false,
				minSpotColor: "#78AB49",
				maxSpotColor: "#78AB49",
				highlightSpotColor: "#9D3926",
				highlightLineColor: "#9D3926",
				chartRangeMin: valueMin,
				chartRangeMax: valueMax,
				tooltipFormat: (legend && legend[valueIndex])?tooltipHTML + ' (' + legend[valueIndex] + ')':tooltipHTML
			});
			composite = true;
		});
	}

	var valueStyle = freeboard.getStyleString("values");

	freeboard.addStyle('.widget-big-text', valueStyle + "font-size:75px;");

	freeboard.addStyle('.tw-display', 'width: 100%; height:100%; display:table; table-layout:fixed;');

	freeboard.addStyle('.tw-tr',
		'display:table-row;');

	freeboard.addStyle('.tw-tg',
		'display:table-row-group;');

	freeboard.addStyle('.tw-tc',
		'display:table-caption;');

	freeboard.addStyle('.tw-td',
		'display:table-cell;');

	freeboard.addStyle('.tw-value',
		valueStyle +
		'overflow: hidden;' +
		'display: inline-block;' +
		'text-overflow: ellipsis;');

	freeboard.addStyle('.tw-unit',
		'display: inline-block;' +
		'padding-left: 10px;' +
		'padding-bottom: 1.1em;' +
		'vertical-align: bottom;');

	freeboard.addStyle('.tw-value-wrapper',
		'position: relative;' +
		'vertical-align: middle;' +
		'height:100%;');

	freeboard.addStyle('.tw-sparkline',
		'height:20px;');

    var textWidget = function (settings) {

        var self = this;

        var currentSettings = settings;
		var displayElement = $('<div class="tw-display"></div>');
		var titleElement = $('<h2 class="section-title tw-title tw-td"></h2>');
        var valueElement = $('<div class="tw-value"></div>');
        var unitsElement = $('<div class="tw-unit"></div>');
        var sparklineElement = $('<div class="tw-sparkline tw-td"></div>');

		function updateValueSizing()
		{
			if(!_.isUndefined(currentSettings.units) && currentSettings.units != "") // If we're displaying our units
			{
				valueElement.css("max-width", (displayElement.innerWidth() - unitsElement.outerWidth(true)) + "px");
			}
			else
			{
				valueElement.css("max-width", "100%");
			}
		}

        this.render = function (element) {
			$(element).empty();

			$(displayElement)
				.append($('<div class="tw-tr"></div>').append(titleElement))
				.append($('<div class="tw-tr"></div>').append($('<div class="tw-value-wrapper tw-td"></div>').append(valueElement).append(unitsElement)))
				.append($('<div class="tw-tr"></div>').append(sparklineElement));

			$(element).append(displayElement);

			updateValueSizing();
        }

        this.onSettingsChanged = function (newSettings) {
            currentSettings = newSettings;

			var shouldDisplayTitle = (!_.isUndefined(newSettings.title) && newSettings.title != "");
			var shouldDisplayUnits = (!_.isUndefined(newSettings.units) && newSettings.units != "");

			if(newSettings.sparkline)
			{
				sparklineElement.attr("style", null);
			}
			else
			{
				delete sparklineElement.data().values;
				sparklineElement.empty();
				sparklineElement.hide();
			}

			if(shouldDisplayTitle)
			{
				titleElement.html((_.isUndefined(newSettings.title) ? "" : newSettings.title));
				titleElement.attr("style", null);
			}
			else
			{
				titleElement.empty();
				titleElement.hide();
			}

			if(shouldDisplayUnits)
			{
				unitsElement.html((_.isUndefined(newSettings.units) ? "" : newSettings.units));
				unitsElement.attr("style", null);
			}
			else
			{
				unitsElement.empty();
				unitsElement.hide();
			}

			var valueFontSize = 30;

			if(newSettings.size == "big")
			{
				valueFontSize = 75;

				if(newSettings.sparkline)
				{
					valueFontSize = 60;
				}
			}

			valueElement.css({"font-size" : valueFontSize + "px"});

			updateValueSizing();
        }

		this.onSizeChanged = function()
		{
			updateValueSizing();
		}

        this.onCalculatedValueChanged = function (settingName, newValue) {
            if (settingName == "value") {

                if (currentSettings.animate) {
                    easeTransitionText(newValue, valueElement, 500);
                }
                else {
                    valueElement.text(newValue);
                }

                if (currentSettings.sparkline) {
                    addValueToSparkline(sparklineElement, newValue);
                }
            }
        }

        this.onDispose = function () {

        }

        this.getHeight = function () {
            if (currentSettings.size == "big" || currentSettings.sparkline) {
                return 2;
            }
            else {
                return 1;
            }
        }

        this.onSettingsChanged(settings);
    };

    freeboard.loadWidgetPlugin({
        type_name: "text_widget",
        display_name: "Text",
        "external_scripts" : [
            "plugins/thirdparty/jquery.sparkline.min.js"
        ],
        settings: [
            {
                name: "title",
                display_name: "Title",
                type: "text"
            },
            {
                name: "size",
                display_name: "Size",
                type: "option",
                options: [
                    {
                        name: "Regular",
                        value: "regular"
                    },
                    {
                        name: "Big",
                        value: "big"
                    }
                ]
            },
            {
                name: "value",
                display_name: "Value",
                type: "calculated"
            },
            {
                name: "sparkline",
                display_name: "Include Sparkline",
                type: "boolean"
            },
            {
                name: "animate",
                display_name: "Animate Value Changes",
                type: "boolean",
                default_value: true
            },
            {
                name: "units",
                display_name: "Units",
                type: "text"
            }
        ],
        newInstance: function (settings, newInstanceCallback) {
            newInstanceCallback(new textWidget(settings));
        }
    });

    var gaugeID = 0;
	freeboard.addStyle('.gauge-widget-wrapper', "width: 100%;text-align: center;");
	freeboard.addStyle('.gauge-widget', "width:200px;height:160px;display:inline-block;");

    var gaugeWidget = function (settings) {
        var self = this;

        var thisGaugeID = "gauge-" + gaugeID++;
        var titleElement = $('<h2 class="section-title"></h2>');
        var gaugeElement = $('<div class="gauge-widget" id="' + thisGaugeID + '"></div>');

        var gaugeObject;
        var rendered = false;

        var currentSettings = settings;

        function createGauge() {
            if (!rendered) {
                return;
            }

            gaugeElement.empty();

            gaugeObject = new JustGage({
                id: thisGaugeID,
                value: (_.isUndefined(currentSettings.min_value) ? 0 : currentSettings.min_value),
                min: (_.isUndefined(currentSettings.min_value) ? 0 : currentSettings.min_value),
                max: (_.isUndefined(currentSettings.max_value) ? 0 : currentSettings.max_value),
                label: currentSettings.units,
                showInnerShadow: false,
                valueFontColor: "#d3d4d4"
            });
        }

        this.render = function (element) {
            rendered = true;
            $(element).append(titleElement).append($('<div class="gauge-widget-wrapper"></div>').append(gaugeElement));
            createGauge();
        }

        this.onSettingsChanged = function (newSettings) {
            if (newSettings.min_value != currentSettings.min_value || newSettings.max_value != currentSettings.max_value || newSettings.units != currentSettings.units) {
                currentSettings = newSettings;
                createGauge();
            }
            else {
                currentSettings = newSettings;
            }

            titleElement.html(newSettings.title);
        }

        this.onCalculatedValueChanged = function (settingName, newValue) {
            if (!_.isUndefined(gaugeObject)) {
                gaugeObject.refresh(Number(newValue));
            }
        }

        this.onDispose = function () {
        }

        this.getHeight = function () {
            return 3;
        }

        this.onSettingsChanged(settings);
    };

    freeboard.loadWidgetPlugin({
        type_name: "gauge",
        display_name: "Gauge",
        "external_scripts" : [
            "plugins/thirdparty/raphael.2.1.0.min.js",
            "plugins/thirdparty/justgage.1.0.1.js"
        ],
        settings: [
            {
                name: "title",
                display_name: "Title",
                type: "text"
            },
            {
                name: "value",
                display_name: "Value",
                type: "calculated"
            },
            {
                name: "units",
                display_name: "Units",
                type: "text"
            },
            {
                name: "min_value",
                display_name: "Minimum",
                type: "text",
                default_value: 0
            },
            {
                name: "max_value",
                display_name: "Maximum",
                type: "text",
                default_value: 100
            }
        ],
        newInstance: function (settings, newInstanceCallback) {
            newInstanceCallback(new gaugeWidget(settings));
        }
    });


	freeboard.addStyle('.sparkline', "width:100%;height: 75px;");
    var sparklineWidget = function (settings) {
        var self = this;

        var titleElement = $('<h2 class="section-title"></h2>');
        var sparklineElement = $('<div class="sparkline"></div>');
		var sparklineLegend = $('<div></div>');
		var currentSettings = settings;

        this.render = function (element) {
            $(element).append(titleElement).append(sparklineElement).append(sparklineLegend);
        }

        this.onSettingsChanged = function (newSettings) {
			currentSettings = newSettings;
            titleElement.html((_.isUndefined(newSettings.title) ? "" : newSettings.title));

			if(newSettings.include_legend) {
				addSparklineLegend(sparklineLegend,  newSettings.legend.split(","));
			}
        }

        this.onCalculatedValueChanged = function (settingName, newValue) {
			if (currentSettings.legend) {
				addValueToSparkline(sparklineElement, newValue, currentSettings.legend.split(","));
			} else {
				addValueToSparkline(sparklineElement, newValue);
			}
        }

        this.onDispose = function () {
        }

        this.getHeight = function () {
			var legendHeight = 0;
			if (currentSettings.include_legend && currentSettings.legend) {
				var legendLength = currentSettings.legend.split(",").length;
				if (legendLength > 4) {
					legendHeight = Math.floor((legendLength-1) / 4) * 0.5;
				} else if (legendLength) {
					legendHeight = 0.5;
				}
			}
			return 2 + legendHeight;
        }

        this.onSettingsChanged(settings);
    };

    freeboard.loadWidgetPlugin({
        type_name: "sparkline",
        display_name: "Sparkline",
        "external_scripts" : [
            "plugins/thirdparty/jquery.sparkline.min.js"
        ],
        settings: [
            {
                name: "title",
                display_name: "Title",
                type: "text"
            },
            {
                name: "value",
                display_name: "Value",
                type: "calculated",
				multi_input: "true"
            },
			{
				name: "include_legend",
				display_name: "Include Legend",
				type: "boolean"
			},
			{
				name: "legend",
				display_name: "Legend",
				type: "text",
				description: "Comma-separated for multiple sparklines"
			}
        ],
        newInstance: function (settings, newInstanceCallback) {
            newInstanceCallback(new sparklineWidget(settings));
        }
    });

	freeboard.addStyle('div.pointer-value', "position:absolute;height:95px;margin: auto;top: 0px;bottom: 0px;width: 100%;text-align:center;");
    var pointerWidget = function (settings) {
        var self = this;
        var paper;
        var strokeWidth = 3;
        var triangle;
        var width, height;
        var currentValue = 0;
        var valueDiv = $('<div class="widget-big-text"></div>');
        var unitsDiv = $('<div></div>');

        function polygonPath(points) {
            if (!points || points.length < 2)
                return [];
            var path = []; //will use path object type
            path.push(['m', points[0], points[1]]);
            for (var i = 2; i < points.length; i += 2) {
                path.push(['l', points[i], points[i + 1]]);
            }
            path.push(['z']);
            return path;
        }

        this.render = function (element) {
            width = $(element).width();
            height = $(element).height();

            var radius = Math.min(width, height) / 2 - strokeWidth * 2;

            paper = Raphael($(element).get()[0], width, height);
            var circle = paper.circle(width / 2, height / 2, radius);
            circle.attr("stroke", "#FF9900");
            circle.attr("stroke-width", strokeWidth);

            triangle = paper.path(polygonPath([width / 2, (height / 2) - radius + strokeWidth, 15, 20, -30, 0]));
            triangle.attr("stroke-width", 0);
            triangle.attr("fill", "#fff");

            $(element).append($('<div class="pointer-value"></div>').append(valueDiv).append(unitsDiv));
        }

        this.onSettingsChanged = function (newSettings) {
            unitsDiv.html(newSettings.units);
        }

        this.onCalculatedValueChanged = function (settingName, newValue) {
            if (settingName == "direction") {
                if (!_.isUndefined(triangle)) {
                    var direction = "r";

                    var oppositeCurrent = currentValue + 180;

                    if (oppositeCurrent < newValue) {
                        //direction = "l";
                    }

                    triangle.animate({transform: "r" + newValue + "," + (width / 2) + "," + (height / 2)}, 250, "bounce");
                }

                currentValue = newValue;
            }
            else if (settingName == "value_text") {
                valueDiv.html(newValue);
            }
        }

        this.onDispose = function () {
        }

        this.getHeight = function () {
            return 4;
        }

        this.onSettingsChanged(settings);
    };

    freeboard.loadWidgetPlugin({
        type_name: "pointer",
        display_name: "Pointer",
        "external_scripts" : [
            "plugins/thirdparty/raphael.2.1.0.min.js"
        ],
        settings: [
            {
                name: "direction",
                display_name: "Direction",
                type: "calculated",
                description: "In degrees"
            },
            {
                name: "value_text",
                display_name: "Value Text",
                type: "calculated"
            },
            {
                name: "units",
                display_name: "Units",
                type: "text"
            }
        ],
        newInstance: function (settings, newInstanceCallback) {
            newInstanceCallback(new pointerWidget(settings));
        }
    });

    var pictureWidget = function(settings)
    {
        var self = this;
        var widgetElement;
        var timer;
        var imageURL;

        function stopTimer()
        {
            if(timer)
            {
                clearInterval(timer);
                timer = null;
            }
        }

        function updateImage()
        {
            if(widgetElement && imageURL)
            {
                var cacheBreakerURL = imageURL + (imageURL.indexOf("?") == -1 ? "?" : "&") + Date.now();

                $(widgetElement).css({
                    "background-image" :  "url(" + cacheBreakerURL + ")"
                });
            }
        }

        this.render = function(element)
        {
            $(element).css({
                width : "100%",
                height: "100%",
                "background-size" : "cover",
                "background-position" : "center"
            });

            widgetElement = element;
        }

        this.onSettingsChanged = function(newSettings)
        {
            stopTimer();

            if(newSettings.refresh && newSettings.refresh > 0)
            {
                timer = setInterval(updateImage, Number(newSettings.refresh) * 1000);
            }
        }

        this.onCalculatedValueChanged = function(settingName, newValue)
        {
            if(settingName == "src")
            {
                imageURL = newValue;
            }

            updateImage();
        }

        this.onDispose = function()
        {
            stopTimer();
        }

        this.getHeight = function()
        {
            return 4;
        }

        this.onSettingsChanged(settings);
    };

    freeboard.loadWidgetPlugin({
        type_name: "picture",
        display_name: "Picture",
        fill_size: true,
        settings: [
            {
                name: "src",
                display_name: "Image URL",
                type: "calculated"
            },
            {
                "type": "number",
                "display_name": "Refresh every",
                "name": "refresh",
                "suffix": "seconds",
                "description":"Leave blank if the image doesn't need to be refreshed"
            }
        ],
        newInstance: function (settings, newInstanceCallback) {
            newInstanceCallback(new pictureWidget(settings));
        }
    });

	freeboard.addStyle('.indicator-light', "border-radius:50%;width:22px;height:22px;border:2px solid #3d3d3d;margin-top:5px;float:left;background-color:#222;margin-right:10px;");
	freeboard.addStyle('.indicator-light.on', "background-color:#FFC773;box-shadow: 0px 0px 15px #FF9900;border-color:#FDF1DF;");
	freeboard.addStyle('.indicator-text', "margin-top:10px;");
    var indicatorWidget = function (settings) {
        var self = this;
        var titleElement = $('<h2 class="section-title"></h2>');
        var stateElement = $('<div class="indicator-text"></div>');
        var indicatorElement = $('<div class="indicator-light"></div>');
        var currentSettings = settings;
        var isOn = false;
        var onText;
        var offText;

        function updateState() {
            indicatorElement.toggleClass("on", isOn);

            if (isOn) {
                stateElement.text((_.isUndefined(onText) ? (_.isUndefined(currentSettings.on_text) ? "" : currentSettings.on_text) : onText));
            }
            else {
                stateElement.text((_.isUndefined(offText) ? (_.isUndefined(currentSettings.off_text) ? "" : currentSettings.off_text) : offText));
            }
        }

        this.render = function (element) {
            $(element).append(titleElement).append(indicatorElement).append(stateElement);
        }

        this.onSettingsChanged = function (newSettings) {
            currentSettings = newSettings;
            titleElement.html((_.isUndefined(newSettings.title) ? "" : newSettings.title));
            updateState();
        }

        this.onCalculatedValueChanged = function (settingName, newValue) {
            if (settingName == "value") {
                isOn = Boolean(newValue);
            }
            if (settingName == "on_text") {
                onText = newValue;
            }
            if (settingName == "off_text") {
                offText = newValue;
            }

            updateState();
        }

        this.onDispose = function () {
        }

        this.getHeight = function () {
            return 1;
        }

        this.onSettingsChanged(settings);
    };

    freeboard.loadWidgetPlugin({
        type_name: "indicator",
        display_name: "Indicator Light",
        settings: [
	        {
	            name: "title",
	            display_name: "Title",
	            type: "text"
	        },
	        {
	            name: "value",
	            display_name: "Value",
	            type: "calculated"
	        },
	        {
	            name: "on_text",
	            display_name: "On Text",
	            type: "calculated"
	        },
	        {
	            name: "off_text",
	            display_name: "Off Text",
	            type: "calculated"
	        }
        ],
        newInstance: function (settings, newInstanceCallback) {
            newInstanceCallback(new indicatorWidget(settings));
        }
    });

    freeboard.addStyle('.gm-style-cc a', "text-shadow:none;");

    var googleMapWidget = function (settings) {
        var self = this;
        var currentSettings = settings;
        var map;
        var marker;
        var currentPosition = {};

        function updatePosition() {
            if (map && marker && currentPosition.lat && currentPosition.lon) {
                var newLatLon = new google.maps.LatLng(currentPosition.lat, currentPosition.lon);
                marker.setPosition(newLatLon);
                map.panTo(newLatLon);
            }
        }

        this.render = function (element) {
            function initializeMap() {
                var mapOptions = {
                    zoom: 13,
                    center: new google.maps.LatLng(37.235, -115.811111),
                    disableDefaultUI: true,
                    draggable: false,
                    styles: [
                        {"featureType": "water", "elementType": "geometry", "stylers": [
                            {"color": "#2a2a2a"}
                        ]},
                        {"featureType": "landscape", "elementType": "geometry", "stylers": [
                            {"color": "#000000"},
                            {"lightness": 20}
                        ]},
                        {"featureType": "road.highway", "elementType": "geometry.fill", "stylers": [
                            {"color": "#000000"},
                            {"lightness": 17}
                        ]},
                        {"featureType": "road.highway", "elementType": "geometry.stroke", "stylers": [
                            {"color": "#000000"},
                            {"lightness": 29},
                            {"weight": 0.2}
                        ]},
                        {"featureType": "road.arterial", "elementType": "geometry", "stylers": [
                            {"color": "#000000"},
                            {"lightness": 18}
                        ]},
                        {"featureType": "road.local", "elementType": "geometry", "stylers": [
                            {"color": "#000000"},
                            {"lightness": 16}
                        ]},
                        {"featureType": "poi", "elementType": "geometry", "stylers": [
                            {"color": "#000000"},
                            {"lightness": 21}
                        ]},
                        {"elementType": "labels.text.stroke", "stylers": [
                            {"visibility": "on"},
                            {"color": "#000000"},
                            {"lightness": 16}
                        ]},
                        {"elementType": "labels.text.fill", "stylers": [
                            {"saturation": 36},
                            {"color": "#000000"},
                            {"lightness": 40}
                        ]},
                        {"elementType": "labels.icon", "stylers": [
                            {"visibility": "off"}
                        ]},
                        {"featureType": "transit", "elementType": "geometry", "stylers": [
                            {"color": "#000000"},
                            {"lightness": 19}
                        ]},
                        {"featureType": "administrative", "elementType": "geometry.fill", "stylers": [
                            {"color": "#000000"},
                            {"lightness": 20}
                        ]},
                        {"featureType": "administrative", "elementType": "geometry.stroke", "stylers": [
                            {"color": "#000000"},
                            {"lightness": 17},
                            {"weight": 1.2}
                        ]}
                    ]
                };

                map = new google.maps.Map(element, mapOptions);

                google.maps.event.addDomListener(element, 'mouseenter', function (e) {
                    e.cancelBubble = true;
                    if (!map.hover) {
                        map.hover = true;
                        map.setOptions({zoomControl: true});
                    }
                });

                google.maps.event.addDomListener(element, 'mouseleave', function (e) {
                    if (map.hover) {
                        map.setOptions({zoomControl: false});
                        map.hover = false;
                    }
                });

                marker = new google.maps.Marker({map: map});

                updatePosition();
            }

            if (window.google && window.google.maps) {
                initializeMap();
            }
            else {
                window.gmap_initialize = initializeMap;
                head.js("https://maps.googleapis.com/maps/api/js?v=3.exp&sensor=false&callback=gmap_initialize");
            }
        }

        this.onSettingsChanged = function (newSettings) {
            currentSettings = newSettings;
        }

        this.onCalculatedValueChanged = function (settingName, newValue) {
            if (settingName == "lat") {
                currentPosition.lat = newValue;
            }
            else if (settingName == "lon") {
                currentPosition.lon = newValue;
            }

            updatePosition();
        }

        this.onDispose = function () {
        }

        this.getHeight = function () {
            return 4;
        }

        this.onSettingsChanged(settings);
    };

    freeboard.loadWidgetPlugin({
        type_name: "google_map",
        display_name: "Google Map",
        fill_size: true,
        settings: [
            {
                name: "lat",
                display_name: "Latitude",
                type: "calculated"
            },
            {
                name: "lon",
                display_name: "Longitude",
                type: "calculated"
            }
        ],
        newInstance: function (settings, newInstanceCallback) {
            newInstanceCallback(new googleMapWidget(settings));
        }
    });

    freeboard.addStyle('.html-widget', "white-space:normal;width:100%;height:100%");

    var htmlWidget = function (settings) {
        var self = this;
        var htmlElement = $('<div class="html-widget"></div>');
        var currentSettings = settings;

        this.render = function (element) {
            $(element).append(htmlElement);
        }

        this.onSettingsChanged = function (newSettings) {
            currentSettings = newSettings;
        }

        this.onCalculatedValueChanged = function (settingName, newValue) {
            if (settingName == "html") {
                htmlElement.html(newValue);
            }
        }

        this.onDispose = function () {
        }

        this.getHeight = function () {
            return Number(currentSettings.height);
        }

        this.onSettingsChanged(settings);
    };

    freeboard.loadWidgetPlugin({
        "type_name": "html",
        "display_name": "HTML",
        "fill_size": true,
        "settings": [
            {
                "name": "html",
                "display_name": "HTML",
                "type": "calculated",
                "description": "Can be literal HTML, or javascript that outputs HTML."
            },
            {
                "name": "height",
                "display_name": "Height Blocks",
                "type": "number",
                "default_value": 4,
                "description": "A height block is around 60 pixels"
            }
        ],
        newInstance: function (settings, newInstanceCallback) {
            newInstanceCallback(new htmlWidget(settings));
        }
    });

}());
