BusStationActivity.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.Collections;
import java.util.List;

import android.content.Context;
import android.content.Intent;
import android.graphics.Bitmap;
import android.location.Location;
import android.os.Bundle;
import android.text.Html;
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.ImageView;
import android.widget.ListAdapter;
import android.widget.ListView;
import android.widget.TextView;
import fr.gotorennes.domain.Arret;
import fr.gotorennes.domain.Circuit;
import fr.gotorennes.domain.Ligne;
import fr.gotorennes.domain.Station;
import fr.gotorennes.domain.StationGroup;
import fr.gotorennes.util.BackgroundTask;
import fr.gotorennes.util.LocationUtils;

public class BusStationActivity extends AbstractActivity {

	private StationGroup busStation;
	private List<Passage> passages;

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

	@Override
	protected void init(Intent intent) {

		busStation = intent.getParcelableExtra("stationGroup");
		Station station = intent.getParcelableExtra("station");
		if(station != null) {
			busStation = goToRennes.getBusDao().getStationGroup(station);
		}
		
		addCalendrier(intent);
		
		latitude = busStation.latitude;
		longitude = busStation.longitude;		
		
		TextView stationName = (TextView) findViewById(R.id.stationName);
		stationName.setText(busStation.nom);
		
		BackgroundTask<List<Passage>> backgroundTask = new BackgroundTask<List<Passage>>(true) {

			@Override
			protected List<Passage> execute() {
				
				passages = new ArrayList<Passage>();
				List<Station> stations = goToRennes.getBusDao().getStations(busStation);
				
				for(Station station : stations) {
					for(Ligne ligne : goToRennes.getBusDao().getLignes(station)) {
						Passage passage = new Passage();
						passage.station = station;
						passage.ligne = ligne;
						passage.arret = goToRennes.getBusDao().getPassage(station.id, ligne.id, calendrier, ligne.isLigneDeNuit());
						if(passage.arret != null) {
							passage.circuit = goToRennes.getBusDao().getCircuitByIdTrajet(passage.arret.idTrajet);
						}
						else {
							passage.circuit = goToRennes.getBusDao().getCircuit(passage.ligne, passage.station);
						}
						passages.add(passage);
					}
				}
				
				Collections.sort(passages);
				return passages;
			}

			@Override
			protected void callback(List<Passage> result) {
				populateListView();
			}
		};
		backgroundTask.start(this);

		TextView distance = (TextView) findViewById(R.id.distance);
		final Location location = LocationUtils.getLocation(this);
		if(location != null) {
			distance.setText(Html.fromHtml("<u>" + AbstractMapActivity.getFormattedDistance(location.getLatitude(), location.getLongitude(), busStation.latitude, busStation.longitude) + "</u>"));
			distance.setOnClickListener(new OnClickListener() {
	
				@Override
				public void onClick(View v) {
					Intent intent = new Intent(BusStationActivity.this, ItineraireMapActivity.class);
					intent.putExtra("latitude", location.getLatitude());
					intent.putExtra("longitude", location.getLongitude());
					intent.putExtra("latitudeDest", busStation.latitude);
					intent.putExtra("longitudeDest", busStation.longitude);
					intent.putExtra("iconDest", getMapIcon());
					startActivity(intent);
				}
	
			});
		}
		else {
			distance.setText("--");
			distance.setOnClickListener(null);
			distance.setClickable(false);
		}
	}
	
	protected void populateListView() {
		ListView listView = (ListView) findViewById(R.id.passages);
		listView.setAdapter(getPassageAdapter(passages));
		listView.setOnItemClickListener(new OnItemClickListener() {

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

				Passage passage = (Passage) adapter.getItemAtPosition(position);
				
				Intent intent = new Intent(BusStationActivity.this, BusArretActivity.class);
				intent.putExtra("station", passage.station);
				intent.putExtra("ligne", passage.ligne);
				intent.putExtra("date", calendrier.getTimeInMillis());
				startActivity(intent);
			}

		});
	}
	
	protected void updatePassages() {
		for(Passage passage : passages) {
			passage.arret = goToRennes.getBusDao().getPassage(passage.station.id, passage.ligne.id, calendrier, passage.ligne.isLigneDeNuit() );
			if(passage.arret != null) {
				passage.circuit = goToRennes.getBusDao().getCircuitByIdTrajet(passage.arret.idTrajet);
			}
			else {
				passage.circuit = goToRennes.getBusDao().getCircuit(passage.ligne, passage.station);
			}
		}
		ListView listView = (ListView) findViewById(R.id.passages);
		listView.setAdapter(getPassageAdapter(passages));
	}
	
	protected ListAdapter getPassageAdapter(List<Passage> passages) {
		return new ArrayAdapter<Passage>(this, 0, passages) {

			@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.busstop_detail_listitem, null);
				}

				Passage passage = getItem(position);
				
				Ligne ligne = passage.ligne;
				Arret arret = passage.arret;
				Circuit circuit = passage.circuit;
				
				ImageView lineIcon = (ImageView) view.findViewById(R.id.icon);
				Bitmap icon = goToRennes.getBusStationService().getBitmapIcon(BusStationActivity.this, ligne.id);
				lineIcon.setImageBitmap(icon);
				
				TextView name = (TextView) view.findViewById(R.id.name);
				name.setText(circuit.nom);
				
				TextView nextStop = (TextView) view.findViewById(R.id.nextStopTime);
				if(arret != null) {
					nextStop.setText(arret.getDepart());
				}
				else {
					nextStop.setText("--");
				}
				
				TextView nextStopMinutes = (TextView) view.findViewById(R.id.nextStopTimeInMinutes);
				nextStopMinutes.setVisibility(View.GONE);
				
				return view;
			}

		};
	}

	class Passage implements Comparable<Passage> {
		Station station;
		Ligne ligne;
		Circuit circuit;
		Arret arret;
		
		@Override
		public int compareTo(Passage another) {
			return ligne.compareTo(another.ligne);
		}
	}

	@Override
	protected void onCalendrierChanged() {
		updatePassages();
	}
	
	@Override
	protected int getMapIcon() {
		return R.drawable.bus;
	}
}