--- android/TrainInfo/src/dk/thoerup/traininfo/WelcomeScreen.java	2011/04/26 15:53:48	1393
+++ android/TrainInfo/src/dk/thoerup/traininfo/WelcomeScreen.java	2011/07/09 07:20:57	1567
@@ -1,22 +1,42 @@
 package dk.thoerup.traininfo;
 
+
+
+import java.io.InvalidClassException;
+
 import android.app.Activity;
+import android.app.ProgressDialog;
 import android.content.Intent;
+import android.content.SharedPreferences;
+import android.content.SharedPreferences.Editor;
 import android.net.Uri;
+import android.os.AsyncTask;
 import android.os.Bundle;
 import android.os.Handler;
 import android.util.Log;
+import android.view.Menu;
+import android.view.MenuItem;
 import android.view.View;
-import android.view.Window;
 import android.view.View.OnClickListener;
+import android.view.Window;
 import android.widget.Button;
+import android.widget.Toast;
 
 import com.nullwire.trace.ExceptionHandler;
 
 import dk.thoerup.androidutils.CheckUpdates;
+import dk.thoerup.traininfo.provider.OfflineStationProvider;
 import dk.thoerup.traininfo.provider.ProviderFactory;
+import dk.thoerup.traininfo.provider.StationProvider;
+
 
 public class WelcomeScreen extends Activity{
+	
+	final static String stationsreload = "stationsreload";
+	final static int MENU_SETTINGS = 1;
+	final static int MENU_RELOAD = 2;
+	
+	
 	public enum ListType {
 		ListNearest,
 		ListSearch,
@@ -25,10 +45,17 @@
 	
 	Handler handler = new Handler();
 	
+	SharedPreferences prefs;
+	
+	StationLoader stationLoader;
+	
 	@Override
 	public void onCreate(Bundle savedInstanceState) {
 		
 		super.onCreate(savedInstanceState);
+		
+		prefs = getSharedPreferences("TrainStation", 0);
+		
 		requestWindowFeature( Window.FEATURE_NO_TITLE );
 		setContentView(R.layout.welcome);
 		
@@ -58,6 +85,40 @@
 		};		
 		handler.postDelayed(r, 1500);
 		*/
+		
+		StationProvider sp = ProviderFactory.getStationProvider();
+		
+		if (sp instanceof OfflineStationProvider ) {
+			OfflineStationProvider osp = (OfflineStationProvider) sp;
+			long last = prefs.getLong(stationsreload, 0);
+			long now = System.currentTimeMillis();
+			Log.i("TrainInfo", "Last Load: " + last);
+			
+			if ( (now-last) > (14*24*60*60*1000) ) {
+				stationLoader = new StationLoader(osp);
+				stationLoader.execute( (Void)null);
+			} else {
+			
+				boolean didLoad = false;
+				
+				try {
+					didLoad = osp.loadStations(this);
+				} 
+				catch (InvalidClassException e) {
+					Log.i("TrainInfo", "invalid class - do a new download of stationlist");
+				}
+				catch (Exception e) {
+					Toast.makeText(this, "" + e.getMessage(), Toast.LENGTH_SHORT).show();
+					Log.e("TrainInfo", "load error", e);
+				}
+				
+				if (didLoad == false) {					
+					stationLoader = new StationLoader(osp);
+					stationLoader.execute( (Void)null);
+				}
+			}
+
+		}
 	}
 	
 	
@@ -65,11 +126,49 @@
 	@Override
 	protected void onDestroy() {
 		super.onDestroy();
+		if (stationLoader != null) {
+			stationLoader.cancel(false);
+		}
+		
 		ProviderFactory.purgeOldEntries(); //exiting application, do some cleanup
 	}
 
-	
 
+	@Override
+	public boolean onCreateOptionsMenu(Menu menu) {
+		MenuItem item;
+		
+		item = menu.add(0, MENU_SETTINGS, 0, getString(R.string.welcome_settings) );
+		item.setIcon(android.R.drawable.ic_menu_preferences);
+		
+		item = menu.add(0, MENU_RELOAD, 0, getString(R.string.welcome_reloadstations));
+		item.setIcon(android.R.drawable.ic_menu_rotate);
+		
+		return true;
+	}
+	
+	@Override
+	public boolean onOptionsItemSelected(MenuItem item) {
+		boolean retval = true;
+		
+		switch (item.getItemId()) {
+		case MENU_SETTINGS:
+			Intent intent = new Intent(WelcomeScreen.this, SettingsScreen.class);
+			WelcomeScreen.this.startActivity(intent);
+			break;
+			
+		case MENU_RELOAD:
+			OfflineStationProvider osp = (OfflineStationProvider) ProviderFactory.getStationProvider();
+			new StationLoader(osp).execute( (Void)null);			
+			break;
+			
+		default:
+			retval = super.onOptionsItemSelected(item);
+		}
+		
+		return retval;
+	}
+	
 
 	class AboutListener implements OnClickListener {
 
@@ -90,6 +189,7 @@
 		}
 
 	}
+	
 
 	class StationListListener implements OnClickListener{
 		ListType launchType;
@@ -105,4 +205,57 @@
 		}
 		
 	}
+	
+	class StationLoader extends AsyncTask<Void,Void,Void> {
+
+
+		boolean succeeded;
+		ProgressDialog dlg;
+		OfflineStationProvider osp;
+		String exMsg;
+		
+		public StationLoader(OfflineStationProvider osp) {
+			this.osp = osp;
+		}
+		
+		@Override
+		protected Void doInBackground(Void... params) {
+			try {
+				osp.downloadStations( WelcomeScreen.this );
+				succeeded = true;
+			} catch (Exception e) {
+				succeeded = false;
+				exMsg = e.getMessage();				
+			}
+			return null;
+		}
+
+		
+		@Override
+		protected void onPreExecute() {
+			super.onPreExecute();
+			
+			dlg = new ProgressDialog(WelcomeScreen.this);
+			dlg.setMessage( getText(R.string.welcome_downloadingstations) );
+			dlg.setCancelable(true);
+			dlg.show();
+		}
+
+		@Override
+		protected void onPostExecute(Void result) {
+			super.onPostExecute(result);
+			
+			dlg.dismiss();
+			dlg = null;
+			
+			if (succeeded) {
+				Editor edit = prefs.edit();
+				edit.putLong(stationsreload, System.currentTimeMillis() );
+				edit.commit();
+			} else {
+				Toast.makeText(WelcomeScreen.this, "Error " + exMsg, Toast.LENGTH_LONG).show();
+			}
+		}	
+	}
+	
 }