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package dk.thoerup.traininfo;
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import java.io.InvalidClassException;
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import android.app.Activity;
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import android.app.ProgressDialog;
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import android.content.Intent;
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import android.content.SharedPreferences;
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import android.content.SharedPreferences.Editor;
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import android.net.Uri;
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import android.os.AsyncTask;
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import android.os.Bundle;
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import android.os.Handler;
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import android.util.Log;
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import android.view.Menu;
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import android.view.MenuItem;
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import android.view.View;
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import android.view.View.OnClickListener;
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import android.view.Window;
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import android.widget.Button;
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import android.widget.Toast;
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import com.nullwire.trace.ExceptionHandler;
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import dk.thoerup.androidutils.CheckUpdates;
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import dk.thoerup.traininfo.provider.OfflineStationProvider;
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import dk.thoerup.traininfo.provider.ProviderFactory;
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import dk.thoerup.traininfo.provider.StationProvider;
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public class WelcomeScreen extends Activity{
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final static String stationsreload = "stationsreload";
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final static int MENU_SETTINGS = 1;
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final static int MENU_RELOAD = 2;
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public enum ListType {
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ListNearest,
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ListSearch,
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ListFavorites
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}
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Handler handler = new Handler();
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SharedPreferences prefs;
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StationLoader stationLoader;
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@Override
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public void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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prefs = getSharedPreferences("TrainStation", 0);
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requestWindowFeature( Window.FEATURE_NO_TITLE );
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setContentView(R.layout.welcome);
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Button nearestButton = (Button) findViewById(R.id.nearest);
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nearestButton.setOnClickListener( new StationListListener(ListType.ListNearest));
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Button searchButton = (Button) findViewById(R.id.search);
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searchButton.setOnClickListener( new StationListListener(ListType.ListSearch));
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Button favoritesButton = (Button) findViewById(R.id.favorites);
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favoritesButton.setOnClickListener( new StationListListener(ListType.ListFavorites));
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Button aboutButton = (Button) findViewById(R.id.about);
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aboutButton.setOnClickListener( new AboutListener() );
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ExceptionHandler.register(this, "http://t-hoerup.dk/android/trace.php");
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CheckUpdates update = new CheckUpdates();
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update.checkForUpdates(this, "http://t-hoerup.dk/android/traininfo/version.txt", "TrainInfo DK", null);
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/*
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Runnable r = new Runnable() {
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@Override
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public void run() {
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View splash = findViewById(R.id.splash);
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splash.setVisibility(View.GONE);
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}
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};
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handler.postDelayed(r, 1500);
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*/
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StationProvider sp = ProviderFactory.getStationProvider();
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if (sp instanceof OfflineStationProvider ) {
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OfflineStationProvider osp = (OfflineStationProvider) sp;
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long last = prefs.getLong(stationsreload, 0);
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long now = System.currentTimeMillis();
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Log.i("TrainInfo", "Last Load: " + last);
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if ( (now-last) > (14*24*60*60*1000) ) {
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stationLoader = new StationLoader(osp);
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stationLoader.execute( (Void)null);
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} else {
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boolean didLoad = false;
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try {
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didLoad = osp.loadStations(this);
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}
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catch (InvalidClassException e) {
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Log.i("TrainInfo", "invalid class - do a new download of stationlist");
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}
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catch (Exception e) {
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Toast.makeText(this, "" + e.getMessage(), Toast.LENGTH_SHORT).show();
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Log.e("TrainInfo", "load error", e);
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}
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if (didLoad == false) {
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stationLoader = new StationLoader(osp);
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stationLoader.execute( (Void)null);
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}
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}
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}
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}
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@Override
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protected void onDestroy() {
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super.onDestroy();
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if (stationLoader != null) {
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stationLoader.cancel(false);
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}
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ProviderFactory.purgeOldEntries(); //exiting application, do some cleanup
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}
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@Override
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public boolean onCreateOptionsMenu(Menu menu) {
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MenuItem item;
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item = menu.add(0, MENU_SETTINGS, 0, getString(R.string.welcome_settings) );
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item.setIcon(android.R.drawable.ic_menu_preferences);
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item = menu.add(0, MENU_RELOAD, 0, getString(R.string.welcome_reloadstations));
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item.setIcon(android.R.drawable.ic_menu_rotate);
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return true;
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}
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@Override
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public boolean onOptionsItemSelected(MenuItem item) {
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boolean retval = true;
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switch (item.getItemId()) {
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case MENU_SETTINGS:
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Intent intent = new Intent(WelcomeScreen.this, SettingsScreen.class);
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WelcomeScreen.this.startActivity(intent);
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break;
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case MENU_RELOAD:
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OfflineStationProvider osp = (OfflineStationProvider) ProviderFactory.getStationProvider();
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new StationLoader(osp).execute( (Void)null);
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break;
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default:
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retval = super.onOptionsItemSelected(item);
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}
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return retval;
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}
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class AboutListener implements OnClickListener {
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@Override
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public void onClick(View v) {
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/*
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String appName = WelcomeScreen.this.getResources().getString(R.string.app_name);
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String ver = WelcomeScreen.this.getResources().getString(R.string.app_version);
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StringBuffer message = new StringBuffer();
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message.append(appName);
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message.append(" v").append(ver).append("\n");
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message.append("By Torben H. Nielsen\n");
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MessageBox.showMessage(WelcomeScreen.this, message.toString());*/
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Intent browserIntent = new Intent(Intent.ACTION_VIEW, Uri.parse("http://t-hoerup.dk/android/traininfo/"));
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startActivity(browserIntent);
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}
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}
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class StationListListener implements OnClickListener{
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ListType launchType;
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StationListListener(ListType type) {
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launchType = type;
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}
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@Override
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public void onClick(View v) {
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Intent intent = new Intent(WelcomeScreen.this, StationList.class);
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intent.putExtra("type", launchType);
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WelcomeScreen.this.startActivity(intent);
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}
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}
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class StationLoader extends AsyncTask<Void,Void,Void> {
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boolean succeeded;
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ProgressDialog dlg;
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OfflineStationProvider osp;
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String exMsg;
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public StationLoader(OfflineStationProvider osp) {
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this.osp = osp;
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}
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@Override
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protected Void doInBackground(Void... params) {
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try {
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osp.downloadStations( WelcomeScreen.this );
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succeeded = true;
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} catch (Exception e) {
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succeeded = false;
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exMsg = e.getMessage();
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}
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return null;
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}
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@Override
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protected void onPreExecute() {
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super.onPreExecute();
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dlg = new ProgressDialog(WelcomeScreen.this);
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dlg.setMessage( getText(R.string.welcome_downloadingstations) );
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dlg.setCancelable(false);
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dlg.show();
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}
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@Override
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protected void onPostExecute(Void result) {
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super.onPostExecute(result);
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dlg.dismiss();
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dlg = null;
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if (succeeded) {
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Editor edit = prefs.edit();
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edit.putLong(stationsreload, System.currentTimeMillis() );
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edit.commit();
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} else {
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Toast.makeText(WelcomeScreen.this, "Error " + exMsg, Toast.LENGTH_LONG).show();
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}
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}
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}
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}
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