package org.r3pek.pharmacies;

import java.text.DecimalFormat;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.LinkedList;

import org.r3pek.pharmacies.utils.GeoUtils;
import org.r3pek.pharmacies.utils.GlobalVars;
import org.r3pek.pharmacies.widgets.ImageRotater;
import org.r3pek.pharmacies.widgets.ScrollTextView;

import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.hardware.Sensor;
import android.hardware.SensorManager;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.os.Handler.Callback;
import android.view.View;
import android.view.animation.AccelerateInterpolator;
import android.view.animation.Animation;
import android.view.animation.TranslateAnimation;
import android.view.animation.Animation.AnimationListener;
import android.widget.AdapterView;
import android.widget.LinearLayout;
import android.widget.ListView;
import android.widget.SimpleAdapter;
import android.widget.AdapterView.OnItemClickListener;

public class PharmacyList extends Activity implements OnItemClickListener {
	private Context context;
	private SensorManager sm;
	private ImageRotater arrowChangerSensor;
	private ListView list;
	private ScrollTextView tvLocation;

	@Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.list);
        context = getApplicationContext();
        
        list = (ListView)findViewById(R.id.list);
        sm = (SensorManager)getSystemService(Context.SENSOR_SERVICE);
        arrowChangerSensor = new ImageRotater();

    	tvLocation = (ScrollTextView) findViewById(R.id.tvLocation);
    	tvLocation.setText(getString(R.string.loading));
    	tvLocation.setRndDuration(10000);
        GeoUtils.getLocationName(context, new Handler(new Callback() {
			@Override
			public boolean handleMessage(Message msg) {
		    	final String location = msg.getData().getString("location");
		    	runOnUiThread(new Runnable() {
					@Override
					public void run() {
				    	tvLocation.setText(location);
					}
				});
		    	if (location.equals(getString(R.string.not_available))) {
		    		final LinearLayout ll02 = (LinearLayout)findViewById(R.id.LinearLayout02);
		    		TranslateAnimation anim = new TranslateAnimation(
		    			      Animation.RELATIVE_TO_SELF, 0.0f, Animation.RELATIVE_TO_SELF, 0.0f,
		    			      Animation.RELATIVE_TO_SELF, 0.0f, Animation.RELATIVE_TO_SELF, -1.0f
		    			  );
		    		anim.setAnimationListener(new AnimationListener() {
		    			@Override
						public void onAnimationStart(Animation animation) {
						}
						
						@Override
						public void onAnimationRepeat(Animation animation) {
						}
						
						@Override
						public void onAnimationEnd(Animation animation) {
							ll02.setVisibility(View.GONE);
						}
					});
		    		anim.setStartOffset(2000);
		    		anim.setDuration(2000);
		    		anim.setInterpolator(new AccelerateInterpolator(1));
		    		ll02.startAnimation(anim);
		    	} else
			    	runOnUiThread(new Runnable() {
						@Override
						public void run() {
					    	tvLocation.startScroll();
						}
					});
		    	return true;
			}
		}));

        list.setOnItemClickListener(this);
        
        LinkedList<Pharmacy> allPharm = GlobalVars.getPharmacies();
		ArrayList<HashMap<String, String>> pharmacies = new ArrayList<HashMap<String, String>>();
		for (Pharmacy p : allPharm) {
			HashMap<String, String> pharmacy = new HashMap<String, String>();
			pharmacy.put("name", p.getName());
			pharmacy.put("addr", p.getAddress());
			DecimalFormat df = new DecimalFormat("#.#");
			double dist = Double.parseDouble(p.getDistance().substring(0, p.getDistance().indexOf("."))) / 1000;
			pharmacy.put("dist",  df.format(dist) + "km");
			pharmacies.add(pharmacy);
		}
		
		/* Create the Adapter to show the information */
		SimpleAdapter adap;
		adap = new PharmacyListSimpleAdapter(context, pharmacies, R.layout.list_row,
			new String[] {"name", "addr", "dist"},
			new int[] {R.id.tvNome, R.id.tvMorada, R.id.tvDistancia},
			arrowChangerSensor
		);
		list.setAdapter(adap);
    }
    
    @Override
    protected void onResume() {
    	super.onResume();
    	sm.registerListener(arrowChangerSensor, sm.getDefaultSensor(Sensor.TYPE_ORIENTATION), SensorManager.SENSOR_DELAY_NORMAL);
    }
    
    @Override
    protected void onPause() {
    	sm.unregisterListener(arrowChangerSensor);
    	super.onPause();
    }
    
    @Override
	public void onItemClick(AdapterView<?> l, View v, int position, long id) {
        Intent i = new Intent(getApplicationContext(), PharmacyInfo.class);
        i.putExtra("org.r3pek.pharmacies.Pharmacy", GlobalVars.getPharmacies().get(position));
        i.putExtra("org.r3pek.pharmacies.PharmacyIndex", position);
        startActivity(i);
    }
    
    @Override
    public void onWindowFocusChanged(boolean hasFocus) {
    	super.onWindowFocusChanged(hasFocus);
    	tvLocation.startScroll();
    }
    
}