package com.plop.android.datamanagers;

import java.util.List;

import android.app.Activity;
import android.content.Context;
import android.location.Location;
import android.location.LocationListener;
import android.os.Bundle;

public class LocationManager implements LocationListener {

    private static LocationManager 		m_instance;
    private Location 				m_loc;
    private android.location.LocationManager 	m_locMgr;
	
	private LocationManager(Activity act) {
		// TODO obtenir coordonnees GPS
    	m_locMgr = (android.location.LocationManager) act.getSystemService(Context.LOCATION_SERVICE);

    	List<String> providers = m_locMgr.getAllProviders();
    	
    	for (String provider : providers) {
    		System.out.println("Provider : " + provider);
    		m_loc = m_locMgr.getLastKnownLocation(provider);
    		if (m_loc != null)
    			break;
    	}
    	for (String provider : providers) {
        	m_locMgr.requestLocationUpdates(provider, 0, 0, this);
    	}
    	System.out.println("L > " + m_loc);
    	
    	/*m_loc = m_locMgr.getLastKnownLocation(android.location.LocationManager.GPS_PROVIDER);
    	if (m_loc == null)
    		m_loc = m_locMgr.getLastKnownLocation(android.location.LocationManager.NETWORK_PROVIDER);
    	System.out.println("L > " + m_loc);
    	
    	m_locMgr.requestLocationUpdates(android.location.LocationManager.NETWORK_PROVIDER, 0, 0, this);
    	m_locMgr.requestLocationUpdates(android.location.LocationManager.GPS_PROVIDER, 0, 0, this);*/
	}
	
	public static void initContext(Activity act) {
		act.getApplication().getBaseContext();
		m_instance = new LocationManager(act);
	}
	
	public static LocationManager getInstance() {
		return m_instance;
	}
	
	public Location	getLocation() {
		if (m_loc == null)
			return m_loc;
		return new Location(android.location.LocationManager.GPS_PROVIDER);
	}

	// Events
	@Override
	public void onLocationChanged(Location location) {
		System.out.println("Location update " + location);
		if (location != null) {
			m_loc = location;
			m_locMgr.removeUpdates(this);
		}
	}

	@Override
	public void onProviderDisabled(String provider) {
		System.out.println("Provider disabled : " + provider);
	}

	@Override
	public void onProviderEnabled(String provider) {
		System.out.println("Provider enabled : " + provider);
	}

	@Override
	public void onStatusChanged(String provider, int status, Bundle extras) {
		System.out.println("Status changed : " + provider);
	}
}