Displaying return value from function in label

<?xml version="1.0" encoding="utf-8"?>
<s:View xmlns:fx="http://ns.adobe.com/mxml/2009"
		xmlns:s="library://ns.adobe.com/flex/spark"
		xmlns:c="components.*"
		initialize="view1_initializeHandler(event)"
		currentState="normal">
	
	<fx:Script>		
		<![CDATA[
			import database.Database;
			import database.DatabaseEvent;
			import database.DatabaseResponder;
			
			import model.ModelLocator;
			
			import mx.collections.ArrayCollection;
			import mx.events.FlexEvent;
			
			private var _init_in_progress:Boolean = false;
			protected var goalCollection:ArrayCollection;
			
			private function initDatabase():void
			{
				var ml:ModelLocator = ModelLocator.getInstance();
				if ( ml.db ) return;
				
				_init_in_progress = true;
				
				ml.db = new Database();
				var responder:DatabaseResponder = new DatabaseResponder();
				responder.addEventListener(DatabaseEvent.ERROR_EVENT, onError);
				responder.addEventListener(DatabaseEvent.RESULT_EVENT,onResult);				
				ml.db.init(responder);				
				
				function onError(de:DatabaseEvent):void
				{
					trace("Error while initializing database. HomeDashboard:0005");
					responder.removeEventListener(DatabaseEvent.ERROR_EVENT, onError);
					responder.removeEventListener(DatabaseEvent.RESULT_EVENT, onResult);
				}
				
				function onResult(de:DatabaseEvent):void
				{
					trace("Result event while initializing database. HomeDashboard:0006");
					if ( de.data && de.data == Database.TABLES_CREATED )
					{
						// All tables created						
						responder.removeEventListener(DatabaseEvent.ERROR_EVENT, onError);
						responder.removeEventListener(DatabaseEvent.RESULT_EVENT, onResult);
						_init_in_progress = false;
						getGoalList()
					}		
				}
			}
			
			protected function view1_initializeHandler(event:FlexEvent):void
			{
				initDatabase();
			}
			
			protected function getGoalList():void
			{
				this.goalCollection = new ArrayCollection();
				refreshList();
			}
			
			protected function newGoalButton_clickHandler(event:MouseEvent):void
			{
				navigator.pushView(NewGoal);
			}
			
			protected function homeButton_clickHandler(event:MouseEvent):void
			{
				navigator.popToFirstView();
			}
			
			/* Called by menu */
			protected function editButton_clickHandler(event:MouseEvent):void
			{
				if ( this.currentState != "editMode" ) 
				{
					this.currentState = "editMode";
				}
			}
			
			/**
			 * Gets all goals from the database and updates the list's data provider 
			 **/
			protected function refreshList():void
			{
				var db:Database = ModelLocator.getInstance().db;
				var responder:DatabaseResponder = new DatabaseResponder();
				responder.addEventListener(DatabaseEvent.ERROR_EVENT, onError);
				responder.addEventListener(DatabaseEvent.RESULT_EVENT,onResult);				
				db.getGoals([responder]);
				
				function onError(event:DatabaseEvent):void
				{
					trace("Error while fetching list of goals. AllGoals:0001");
					responder.removeEventListener(DatabaseEvent.ERROR_EVENT, onError);
					responder.removeEventListener(DatabaseEvent.RESULT_EVENT, onResult);
				}
				
				function onResult(event:DatabaseEvent):void
				{
					trace("Successfully fetched list of goals. AllGoals:0002");					
					responder.removeEventListener(DatabaseEvent.ERROR_EVENT, onError);
					responder.removeEventListener(DatabaseEvent.RESULT_EVENT, onResult);
					if ( event.data && event.data is Array ) 
					{
						parseGoals(event.data);
					}
				}
			}
			
			/**
			 * Takes an Array filed with Goal objects (as defined in the SQL schema...see Database.as)
			 *  and converts them into a data provider for the list
			 * 
			 * @param goals An Array of Objects. Contains id, title, why, startDate, endDate, initProg, endGoal, units, imagePath, progress
			 **/
			protected function parseGoals(goals:Array):void
			{				
				for each ( var goal:Object in goals ) 
				{
					var o:Object = new Object();
					o.id = goal.id;
					o.title = goal.title;
					o.why = goal.why;
					o.startDate = new Date(goal.startDate);
					o.endDate = new Date(goal.endDate);
					o.initProg = goal.initprog;
					o.endGoal = goal.endGoal;
					o.units = goal.units;
					o.imagePath = goal.imagePath;
					o.progress = goal.progress;
					this.goalCollection.addItem(o);
				}
				this.goalList.dataProvider = this.goalCollection;
			}
			
			protected function goalSelected():void
			{
				navigator.pushView(GoalDetail,goalList.selectedItem);
			}
			
			
			protected function goalList_clickHandler(event:MouseEvent):void
			{
				goalSelected();
			}
			
		]]>
	</fx:Script>
	
	<s:states>
		<s:State name="normal"/>
		<s:State name="editMode"/>
	</s:states>
	
	<s:layout>
		<s:VerticalLayout/>
	</s:layout>
	
	<s:navigationContent>
		<s:Button id="homeButton" icon="@Embed(source='assets/HomeButton.png')" click="homeButton_clickHandler(event)"/>
	</s:navigationContent>
	<s:actionContent>		
		<s:Button id="newGoalButton" icon="@Embed(source='assets/NewSurvey.png')" click="newGoalButton_clickHandler(event)"/>		
	</s:actionContent>
	
	<s:VGroup width="100%" height="100%">
		<s:List id="goalList"  width="100%" height="100%" click="goalList_clickHandler(event)"
				fontSize="14" fontWeight="bold" borderColor="0x7C7C7C">
			<s:itemRenderer>
				<fx:Component>
					<s:HGroup paddingTop="10" paddingBottom="10" paddingLeft="10" paddingRight="10">
					<s:Image source="{getImage}" width="80" height="80"/>
						<s:VGroup paddingTop="5" paddingLeft="5">
						<s:Label text="{getTitle}" fontSize="16" fontWeight="bold" fontFamily="Arial"/>
						<s:Label text="{getWhy}" fontSize="12" fontWeight="normal" fontFamily="Arial"/>
						<s:Label text="{getStartDate}" fontSize="12" fontWeight="normal" fontFamily="Arial"/>
							<fx:Script>
								<![CDATA[
									import utils.DebugUtil;
									private function getImage(item:Object):Object
									{
										if ( item.imagePath )
										{											
											return item.imagePath;
										}
										else 
										{
											return 	"assets/SamplePhoto2.jpg";
										}
										
									}
									
									private function getWhy(item:Object):Object
									{
										var strWhy:String = new String()
										if ( item.why )
										{
											strWhy = "Why: " + item.why;
										}
										else
										{
											strWhy = "(No Why Provided)";
										}
										return strWhy;
									}
									
									private function getTitle(item:Object):Object
									{			
										var strTitle:String = new String()
										if ( item.title )
										{
											strTitle += item.title;
										}
										else
										{
											strTitle = "(No Title Provided)";
										}
										return strTitle;
									}
									private function getStartDate(item:Object):Object
									{			
										return "Start Date: " + new Date(item.startDate).toLocaleString();
									}
								]]>
							</fx:Script>
						</s:VGroup>
					</s:HGroup>
				</fx:Component>
			</s:itemRenderer>
		</s:List>
	</s:VGroup>
</s:View>

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