BusTripActivity.java

/*******************************************************************************
 * Copyright (c) 2011 Michel DAVID mimah35-at-gmail.com
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 ******************************************************************************/
package fr.gotorennes;

import java.util.ArrayList;
import java.util.Calendar;
import java.util.Date;
import java.util.List;

import android.app.DatePickerDialog;
import android.app.Dialog;
import android.app.TimePickerDialog;
import android.content.Context;
import android.content.Intent;
import android.graphics.Bitmap;
import android.os.Bundle;
import android.text.Html;
import android.text.format.DateFormat;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ArrayAdapter;
import android.widget.DatePicker;
import android.widget.ImageView;
import android.widget.ListAdapter;
import android.widget.ListView;
import android.widget.TextView;
import android.widget.TimePicker;
import android.widget.Toast;
import fr.gotorennes.domain.Arret;
import fr.gotorennes.domain.Circuit;
import fr.gotorennes.domain.Ligne;
import fr.gotorennes.domain.Station;
import fr.gotorennes.util.BackgroundTask;

public class BusTripActivity extends AbstractActivity {

	private long idTrajet;
	private Station station;
	private Ligne ligne;
	private Calendar calendrier;
	
	private static final int DATE_DIALOG_ID = 0;
	private static final int TIME_DIALOG_ID = 1;

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.bustrip);
	}
	
	@Override
	protected String getTrackingName() {
		return "trajetBus";
	}

	@Override
	protected int getMapIcon() {
		return 0;
	}
	
	@Override
	protected void init(Intent intent) {
		
		ligne = intent.getParcelableExtra("ligne");
		station = intent.getParcelableExtra("station");

		Arret arret = intent.getParcelableExtra("arret");

		calendrier = Calendar.getInstance();
		calendrier.setTime(new Date(intent.getLongExtra("date", System.currentTimeMillis())));

		idTrajet = arret.idTrajet;
		
		TextView lineName = (TextView) findViewById(R.id.name);
		lineName.setText(Html.fromHtml("<u>" + station.nom + "</u>"));
		lineName.setOnClickListener(new OnClickListener() {

			@Override
			public void onClick(View v) {
				Intent intent = new Intent(getApplicationContext(), BusArretActivity.class);
				intent.putExtra("station", station);
				intent.putExtra("ligne", ligne);
				intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
				startActivity(intent);
			}

		});

		TextView date = (TextView) findViewById(R.id.date);
		date.setText(DateFormat.format("dd/MM/yyyy", calendrier));
		date.setOnClickListener(new OnClickListener() {

			@Override
			public void onClick(View v) {
				showDialog(DATE_DIALOG_ID);
			}

		});

		TextView time = (TextView) findViewById(R.id.time);
		time.setText(DateFormat.format("kk:mm", calendrier));
		time.setOnClickListener(new OnClickListener() {

			@Override
			public void onClick(View v) {
				showDialog(TIME_DIALOG_ID);
			}

		});

		ImageView lineIcon = (ImageView) findViewById(R.id.icon);
		Bitmap icon = goToRennes.getBusStationService().getBitmapIcon(this, ligne.id);
		lineIcon.setImageBitmap(icon);
		
		loadStopTimes();
	}

	protected void loadStopTimes() {
		if (idTrajet == 0) {
			ListView listView = (ListView) findViewById(R.id.stops);
			listView.setAdapter(getStopTimesAdapter(new ArrayList<Arret>()));
			return;
		}
		BackgroundTask<List<Arret>> backgroundTask = new BackgroundTask<List<Arret>>() {

			@Override
			protected List<Arret> execute() {
				return goToRennes.getBusDao().getArrets(idTrajet, station.id);
			}

			@Override
			protected void callback(List<Arret> result) {
				if (result != null) {
					if (!result.isEmpty()) {
						Arret arret = getArretStation(result);
						if (arret != null) {
							calendrier.set(Calendar.HOUR_OF_DAY, arret.getHeuresDepart(ligne.isLigneDeNuit()));
							calendrier.set(Calendar.MINUTE, arret.getMinutesDepart());
	
							TextView date = (TextView) findViewById(R.id.time);
							date.setText(DateFormat.format("kk:mm", calendrier));
							
							Circuit circuit = goToRennes.getBusDao().getCircuitByIdTrajet(arret.idTrajet);
							
							TextView direction = (TextView) findViewById(R.id.directionName);
							direction.setText(getString(R.string.vers) + circuit.nom);
						}
					}

					ListView listView = (ListView) findViewById(R.id.stops);
					listView.setAdapter(getStopTimesAdapter(result));
					listView.setOnItemClickListener(new OnItemClickListener() {

						@Override
						public void onItemClick(AdapterView<?> adapter, View view, int position, long id) {

							Arret arret = (Arret) adapter.getItemAtPosition(position);
							Station station = goToRennes.getBusDao().getStation(arret.idStation);

							Intent intent = new Intent(getApplicationContext(), BusStationActivity.class);
							intent.putExtra("station", station);
							intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
							startActivity(intent);
						}

					});
				}
			}
		};
		backgroundTask.start(this);
	}
	
	protected Arret getArretStation(List<Arret> arrets) {
		for (Arret arret : arrets) {
			if (arret.idStation == station.id) {
				return arret;
			}
		}
		return null;
	}

	protected ListAdapter getStopTimesAdapter(List<Arret> stopTimes) {
		return new ArrayAdapter<Arret>(this, 0, stopTimes) {

			@Override
			public View getView(int position, View convertView, ViewGroup parent) {
				View view = convertView;
				if (view == null) {
					LayoutInflater vi = (LayoutInflater) getSystemService(Context.LAYOUT_INFLATER_SERVICE);
					view = vi.inflate(R.layout.bustrip_stop, null);
				}

				Arret stopTime = getItem(position);
				Station station = goToRennes.getBusDao().getStation(stopTime.idStation);

				TextView time = (TextView) view.findViewById(R.id.stoptime);
				time.setText(stopTime.getDepart());

				TextView name = (TextView) view.findViewById(R.id.stopname);
				name.setText(station.nom);
				
				return view;
			}

		};
	}

	public void nextTrip(View view) {
		long nextTrajet = goToRennes.getBusDao().getTrajetSuivant(ligne.id, station.id, calendrier, ligne.isLigneDeNuit());
		if (nextTrajet == 0) {
			Toast.makeText(getApplicationContext(), getString(R.string.busDernierPassage), Toast.LENGTH_SHORT).show();
		} else {
			idTrajet = nextTrajet;
			loadStopTimes();
		}
	}

	public void previousTrip(View view) {
		long previousTrajet = goToRennes.getBusDao().getTrajetPrecedent(ligne.id, station.id, calendrier, ligne.isLigneDeNuit());
		if (previousTrajet == 0) {
			Toast.makeText(getApplicationContext(), getString(R.string.busPremierPassage), Toast.LENGTH_SHORT).show();
		} else {
			idTrajet = previousTrajet;
			loadStopTimes();
		}
	}

	private DatePickerDialog.OnDateSetListener mDateSetListener = new DatePickerDialog.OnDateSetListener() {

		@Override
		public void onDateSet(DatePicker view, int year, int monthOfYear, int dayOfMonth) {
			calendrier.set(Calendar.YEAR, year);
			calendrier.set(Calendar.MONTH, monthOfYear);
			calendrier.set(Calendar.DAY_OF_MONTH, dayOfMonth);

			TextView date = (TextView) findViewById(R.id.date);
			date.setText(DateFormat.format("dd/MM/yyyy", calendrier));

			idTrajet = goToRennes.getBusDao().getTrajetSuivant(ligne.id, station.id, calendrier, ligne.isLigneDeNuit());
			loadStopTimes();
		}
	};

	private TimePickerDialog.OnTimeSetListener mTimeSetListener = new TimePickerDialog.OnTimeSetListener() {

		@Override
		public void onTimeSet(TimePicker view, int hourOfDay, int minute) {
			calendrier.set(Calendar.HOUR_OF_DAY, hourOfDay);
			calendrier.set(Calendar.MINUTE, minute);

			TextView date = (TextView) findViewById(R.id.time);
			date.setText(DateFormat.format("kk:mm", calendrier));

			idTrajet = goToRennes.getBusDao().getTrajetSuivant(ligne.id, station.id, calendrier, ligne.isLigneDeNuit());
			loadStopTimes();
		}
	};

	@Override
	protected Dialog onCreateDialog(int id) {
		switch (id) {
		case DATE_DIALOG_ID:
			return new DatePickerDialog(this, mDateSetListener, calendrier.get(Calendar.YEAR), calendrier.get(Calendar.MONTH), calendrier.get(Calendar.DAY_OF_MONTH));
		case TIME_DIALOG_ID:
			return new TimePickerDialog(this, mTimeSetListener, calendrier.get(Calendar.HOUR_OF_DAY), calendrier.get(Calendar.MINUTE), true);
		}
		return null;
	}
}