--- android/TrainInfo/src/dk/thoerup/traininfo/provider/OfflineStationProvider.java	2011/07/08 11:56:58	1553
+++ android/TrainInfo/src/dk/thoerup/traininfo/provider/OfflineStationProvider.java	2012/03/07 11:34:56	1717
@@ -1,11 +1,12 @@
 package dk.thoerup.traininfo.provider;
 
-import java.io.EOFException;
 import java.io.File;
 import java.io.FileInputStream;
 import java.io.FileOutputStream;
+import java.io.IOException;
 import java.io.ObjectInputStream;
 import java.io.ObjectOutputStream;
+import java.net.URLEncoder;
 import java.util.Collections;
 import java.util.Comparator;
 import java.util.LinkedList;
@@ -19,6 +20,7 @@
 import dk.thoerup.android.traininfo.common.StationBean;
 import dk.thoerup.android.traininfo.common.StationEntry;
 import dk.thoerup.genericjavautils.HttpUtil;
+import dk.thoerup.traininfo.util.DownloadUtil;
 import dk.thoerup.traininfo.util.IntSet;
 import dk.thoerup.traininfo.util.XmlUtil;
 
@@ -26,11 +28,17 @@
 	
 	StationBean stations = new StationBean();
 
+	boolean statsByNameSend = false;
+
+	public boolean hasStations() {
+		return (stations != null && stations.entries.size() > 0);
+	}
+	
 
 	public boolean loadStations(Context context) throws Exception {
 		long start = System.currentTimeMillis();
 		
-		stations.entries.clear(); //TODO: remove
+		StationBean tmpStations = new StationBean();
 		
 		File parent = context.getFilesDir();
 		File stationsFile = new File(parent, "stations.bin");
@@ -48,44 +56,61 @@
 		stations = serializer.read(StationBean.class,  new String(data, "ISO-8859-1") );*/
 		
 		
-		try {
-			ObjectInputStream in = new ObjectInputStream( new FileInputStream(stationsFile) );
-			Object o;
-			StationEntry e = null;
-			while ( (o=in.readObject()) != null ) {
-				e = (StationEntry) o;
-				e.updateSearch();
-				stations.entries.add( e );
-			}
-			in.close();
-		} catch (EOFException e) {
-			//do nothing;
+
+		ObjectInputStream in = new ObjectInputStream( new FileInputStream(stationsFile) );
+
+		int length = in.readInt(); // first field is the length
+		
+		for (int i=0; i<length; i++) { 				
+			StationEntry entry = (StationEntry) in.readObject();
+			updateSearchStrings(entry);
+			tmpStations.entries.add( entry );
 		}
 		
-		Log.e("OFFLINE", "loaded" + stations.entries.size());
+		in.close();
+
+		stations = tmpStations; // når indlæsningen er ok skifter vi over
+		
+		Log.e("OFFLINE", "loaded" + tmpStations.entries.size());
 		logElapsedTime(start, "loadStations");
 		
 		return true;
-	}	
+	}
+	
+	public void updateSearchStrings(StationEntry entry) {		
+		entry.nameLower = entry.getName().toLowerCase();
+		entry.nameInternational = entry.nameLower.replace("æ", "ae").replace("ø", "oe").replace("å", "aa");
+	}
 	
 	public void downloadStations(Context context) throws Exception {
 		File parent = context.getFilesDir();
 		File stationsFile = new File(parent, "stations.bin");
 
-		
+		long start = System.currentTimeMillis();
 		byte data[] = HttpUtil.getContent(XmlUtil.SERVICE_BASE + "/LocateStations?dump=1", 5000);
-		Serializer serializer = new Persister();
-		stations = serializer.read(StationBean.class,  new String(data, "ISO-8859-1") );
+		logElapsedTime(start, "download XML");
+		
+		
+		Serializer serializer = new Persister();		
+		
+		start = System.currentTimeMillis();
+		StationBean tmpStations = serializer.read(StationBean.class,  new String(data, "ISO-8859-1") );
+		logElapsedTime(start, "parse XML");
 		
 		
 		ObjectOutputStream out = new ObjectOutputStream( new FileOutputStream(stationsFile) );
 		Log.e("OFFLINE", "data size" + data.length);
 		
-		for (StationEntry entry : stations.entries) {
+		out.writeInt( tmpStations.entries.size() ); //start with writing the length of the dataset
+		
+		for (StationEntry entry : tmpStations.entries) {
+			updateSearchStrings( entry ); //prepare name fields for byName search
 			out.writeObject(entry);
 		}
 		
-		out.close();		
+		out.close();
+		
+		stations = tmpStations; // når alt er ok skifter vi over til ny udgave
 	}
 	
 	
@@ -110,6 +135,8 @@
 	@Override
 	public StationBean lookupStationsByLocation(Location location) {
 		
+		statsByLocation(location);
+		
 		long start = System.currentTimeMillis();
 		Location tmpLoc = new Location("GPS");
 		
@@ -138,7 +165,7 @@
 		Collections.sort( entries, distanceComparator);
 		
 		StationBean tmpStations = new StationBean();
-		for (int i = 0; i<8; i++) {
+		for (int i = 0; i<8 && i<entries.size(); i++) {
 			tmpStations.entries.add( entries.get(i) );
 		}
 		
@@ -154,6 +181,8 @@
 
 	@Override
 	public StationBean lookupStationsByName(String name) {
+	
+		statsByName(name);	
 		
 		long start = System.currentTimeMillis();
 		
@@ -170,6 +199,8 @@
 
 	@Override
 	public StationBean lookupStationsByIds(String ids) {
+		statsByIds(ids);
+		
 		IntSet idset = new IntSet();
 		idset.fromString(ids);
 		
@@ -182,5 +213,54 @@
 		
 		return tmpStations;
 	}
+	
+
+	private void statsByLocation(Location location) {
+		double lat = XmlStationProvider.roundToPlaces(location.getLatitude(), 4);
+		double lng = XmlStationProvider.roundToPlaces(location.getLongitude(), 4);
+		
+		final String url = XmlUtil.SERVICE_BASE + "/LocateStations?latitude=" + lat + "&longitude=" + lng + "&dummy=1";
+		Log.i("url", url);
+		urlSender(url);
+	}
+	
+	private void statsByName(String name) {	
+		if (statsByNameSend == true) {
+			return;
+		}
+		statsByNameSend = true;
+		
+		try {
+			name = URLEncoder.encode(name, "ISO8859-1");	
+		} catch (Exception e) {
+			Log.e("lookupStations", "Encoding failed", e);//if encoding fails use original and hope for the best
+		}
+		
+		String url = XmlUtil.SERVICE_BASE + "/LocateStations?name=" + name + "&dummy=1";
+		Log.i("url", url);
+		urlSender(url);
+	}
+	
+	private void statsByIds(String ids) {	
+		final String url = XmlUtil.SERVICE_BASE + "/LocateStations?list=" + ids + "&dummy=1";
+		Log.i("url", url);
+		urlSender(url);
+	}
+	
+	private void urlSender(final String url) {
+		Thread t = new Thread(new Runnable() {
+
+			@Override
+			public void run() {
+				try {
+					DownloadUtil.getContentString(url, 15000, "ISO-8859-1");
+				} catch (IOException e) {
+					Log.e("TrainInfo", "stats failed");
+				}				
+			}			
+		});
+		t.start();
+	}
+	
 
 }