/FTTSH_G/src/com/fttsh/apps/mobile/g/service/SqliteService.as

package com.fttsh.apps.mobile.g.service

{

	import com.fttsh.apps.mobile.g.Constants;

	import com.fttsh.apps.mobile.g.events.SqliteLoadEvent;

	import com.fttsh.apps.mobile.g.model.SqliteModel;

	import com.fttsh.apps.mobile.g.model.vo.NeighborhoodInfo;

	import com.fttsh.apps.mobile.g.model.vo.POICategory;

	import com.fttsh.apps.mobile.g.model.vo.POIImages;

	import com.fttsh.apps.mobile.g.model.vo.POIInfo;

	import com.fttsh.apps.mobile.g.model.vo.POINeighborhood;

	import com.fttsh.apps.mobile.g.model.vo.UserInfo;

	import com.fttsh.apps.mobile.g.utils.ArrayCollectionUtils;

	import com.fttsh.apps.mobile.g.utils.LogUtil;

	

	import flash.data.SQLConnection;

	import flash.data.SQLResult;

	import flash.data.SQLSchemaResult;

	import flash.data.SQLStatement;

	import flash.errors.SQLError;

	import flash.events.SQLErrorEvent;

	import flash.events.SQLEvent;

	import flash.filesystem.File;

	

	import mx.collections.ArrayCollection;

	import mx.logging.ILogger;

	import mx.rpc.Responder;

	

	import nz.co.codec.flexorm.EntityManager;

	import nz.co.codec.flexorm.EntityManagerAsync;

	

	import org.robotlegs.mvcs.Actor;



	//--------------------------------------------------------------------------

	//

	//  Imports

	//

	//--------------------------------------------------------------------------

	

	/**

	 * SqliteService.as class.   	

	 * @author yangboz

	 * @langVersion 3.0

	 * @playerVersion 9.0

	 * Created Nov 23, 2010 5:01:10 PM

	 */   	 

	public class SqliteService extends Actor implements ISqliteService

	{		

		//--------------------------------------------------------------------------

		//

		//  Variables

		//

		//--------------------------------------------------------------------------

		[Inject]

		public var model:SqliteModel;

		//

//		protected var em:EntityManager = EntityManager.instance;

//		protected var emAsyc:EntityManagerAsync = EntityManagerAsync.instance;

		private var sqlConnection:SQLConnection;

		//----------------------------------

		//  CONSTANTS

		//----------------------------------

		private static const LOG:ILogger = LogUtil.getLogger(SqliteService);

		//--------------------------------------------------------------------------

		//

		//  Public properties

		//

		//-------------------------------------------------------------------------- 

		

		//--------------------------------------------------------------------------

		//

		//  Protected properties

		//

		//-------------------------------------------------------------------------- 

		

		//--------------------------------------------------------------------------

		//

		//  Constructor

		//

		//--------------------------------------------------------------------------

		public function SqliteService()

		{

			//TODO: implement function

		}

		

		//--------------------------------------------------------------------------

		//

		//  Public methods

		//

		//--------------------------------------------------------------------------

		public function load():void

		{

			var dbFile:File = File.applicationDirectory.resolvePath(Constants.DB_FILE_PATH);

			this.sqlConnection = new SQLConnection();

			//

			try

			{

//				this.sqlConnection.open(dbFile);

				this.sqlConnection.openAsync(dbFile);

				this.sqlConnection.addEventListener(SQLEvent.OPEN,function(event:SQLEvent):void

				{

					findAll(Constants.DB_TABLE_NEIGHBORHOOD_INFO);

					findAll(Constants.DB_TABLE_POI_CATEGORY);

					findAll(Constants.DB_TABLE_POI_IMAGES);

					findAll(Constants.DB_TABLE_POI_INFO);

					findAll(Constants.DB_TABLE_POI_NEIGHBORHOOD);

					findAll(Constants.DB_TABLE_USER_INFO);

					//loaded sqlite data entities to model.

					//			this.model.loadedNeighborhoodInfos = em.findAll(NeighborhoodInfo);

					//			var neighborhoodInfo:NeighborhoodInfo = new NeighborhoodInfo();

					//			neighborhoodInfo.NeighborhoodImage  = "asdfa";

					//			neighborhoodInfo.NeighborhoodInfoID  = 0;

					//			neighborhoodInfo.NeighborhoodName = "name00";

					//			this.em.save(neighborhoodInfo);

					//			var result:Object = this.em.loadItem(NeighborhoodInfo,0);

					//

//					model.loadedPOICategorys = em.findAll(POICategory);

					//			this.model.loadedPOIImages = em.findAll(POIImages);

					//			this.model.loadedPOIInfos = em.findAll(POIInfo);

					//			this.model.loadedPOINeighborhoods = em.findAll(POINeighborhood);

					//			this.model.loadedUserInfos = em.findAll(UserInfo);

					//dispatch robotlegs sytem events;

				});

//				em.sqlConnection  = sqlConnection;

//				emAsyc.sqlConnection = this.sqlConnection;

			}catch(error:SQLError)

			{

				LOG.fatal(Constants.MSG_ERROR_DB_CONNECTION,error.details);

			}

		}

		

		virtual public function save(value:Object):void

		{

			//TODO: implement function

		}

		

		public function remove(value:Object):void

		{

			this.sqlConnection.close();

		}    

		//--------------------------------------------------------------------------

		//

		//  Protected methods

		//

		//--------------------------------------------------------------------------

		

		//--------------------------------------------------------------------------

		//

		//  Private methods

		//

		//--------------------------------------------------------------------------

		

		private function findAll(tabelName:String):void

		{

			var _tableName:String = tabelName;

			var sql:String = String("SELECT * FROM ").concat(_tableName);

			var sqlStateMent:SQLStatement = new SQLStatement();

			sqlStateMent.sqlConnection = sqlConnection;

			sqlStateMent.text = sql;

			sqlStateMent.execute();

			sqlStateMent.addEventListener(SQLErrorEvent.ERROR,function(event:SQLErrorEvent):void

			{

				LOG.error(event.text);

			});

			sqlStateMent.addEventListener(SQLEvent.RESULT,function(event:SQLEvent):void

			{

				var sqlResult:SQLResult =  sqlStateMent.getResult();

				//

				switch(_tableName)

				{

					case Constants.DB_TABLE_NEIGHBORHOOD_INFO:

						model.loadedNeighborhoodInfos = new ArrayCollection(sqlResult.data);

						break;

					case Constants.DB_TABLE_POI_CATEGORY:

						model.loadedPOICategorys = new ArrayCollection(sqlResult.data);

						break;

					case Constants.DB_TABLE_POI_IMAGES:

						model.loadedPOIImages = new ArrayCollection(sqlResult.data);

						break;

					case Constants.DB_TABLE_POI_INFO:

						model.loadedPOIInfos = new ArrayCollection(sqlResult.data);

						break;

					case Constants.DB_TABLE_POI_NEIGHBORHOOD:

						model.loadedPOINeighborhoods = new ArrayCollection(sqlResult.data);

						break;

					case Constants.DB_TABLE_USER_INFO:

						model.loadedUserInfos = new ArrayCollection(sqlResult.data);

						//

						dispatch(new SqliteLoadEvent(SqliteLoadEvent.SQLITE_LOAD_COMPLETE));

						break;

					default:

						break;

				}

			});

		}

	}

	

}