FavoritesBinder.java

package com.papagiannis.tuberun.binders;

import java.util.HashMap;

import android.app.AlertDialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.util.Log;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.ImageView;
import android.widget.SimpleAdapter.ViewBinder;
import android.widget.TextView;

import com.papagiannis.tuberun.BusDeparturesActivity;
import com.papagiannis.tuberun.DeparturesActivity;
import com.papagiannis.tuberun.FavoritesActivity;
import com.papagiannis.tuberun.LinePresentation;
import com.papagiannis.tuberun.LineType;
import com.papagiannis.tuberun.R;
import com.papagiannis.tuberun.RailDeparturesActivity;
import com.papagiannis.tuberun.Station;
import com.papagiannis.tuberun.favorites.DeparturesFavorite;
import com.papagiannis.tuberun.favorites.Favorite;
import com.papagiannis.tuberun.fetchers.DeparturesBusFetcher;
import com.papagiannis.tuberun.fetchers.DeparturesDLRFetcher;
import com.papagiannis.tuberun.fetchers.DeparturesFetcher;
import com.papagiannis.tuberun.fetchers.Fetcher;
import com.papagiannis.tuberun.fetchers.StatusesFetcher;

public class FavoritesBinder implements ViewBinder, OnClickListener {

	private final FavoritesActivity activity;
	private final int red;
	
	public FavoritesBinder (FavoritesActivity activity) {
		super();
		red=activity.getResources().getColor(R.drawable.tuberun_red_bright);
		this.activity=activity;
	}
	
	LineType last_lt;
	
	@Override
	public boolean setViewValue(View view, Object o, String s) {
		final int id=view.getId();
		switch (id) {
		case R.id.linee_favorites:
			last_lt=LinePresentation.getLineTypeRespresentation(s);
			view.setBackgroundColor(LinePresentation.getBackgroundColor(last_lt));
			return true;
		case R.id.icon_favorites:
			ImageView iv=(ImageView) view;
			int icon=(Integer) o;
			if (icon==R.drawable.buses) icon=R.drawable.buses_inverted;
			Bitmap bmp = BitmapFactory.decodeResource(
					activity.getResources(), icon);
			Bitmap resizedbitmap = Bitmap.createScaledBitmap(bmp,
					bmp.getWidth() / 2, bmp.getHeight() / 2, true);
			iv.setImageBitmap(resizedbitmap);
			return true;
		case R.id.remove_favorite:
			view.setOnClickListener(this);
			view_favorite_indexes.put(view, Integer.parseInt(s));
			return true;
		}
		
		TextView tv = (TextView) view;
		if (id==R.id.platform_favorites) {
			tv.setVisibility(View.VISIBLE);
			tv.setTextColor(red);
			try {
				final int index=Integer.parseInt(s);
				tv.setOnClickListener(new OnClickListener() {
				
					@Override
					public void onClick(View v) {
						showFavorite(index);
					}
				});
				return true;
			}
			catch(Exception e){
				
			}
		}
		else if (s.equals("") || s.equals(DeparturesDLRFetcher.none_msg)) {
			tv.setVisibility(View.GONE);
			tv.setOnClickListener(null);
		} else {
			tv.setVisibility(View.VISIBLE);
			tv.setOnClickListener(null);
		}
		return false; // continue with the text
	}

	private HashMap<View,Integer> view_favorite_indexes=new HashMap<View, Integer>();
	int delete_index;
	
	@Override
	public void onClick(View v) {
		delete_index=view_favorite_indexes.get(v);
		
		AlertDialog.Builder builder = new AlertDialog.Builder(activity);
		builder.setMessage("Are you sure you want to delete this favorite?")
		       .setCancelable(false)
		       .setPositiveButton("Yes", new DialogInterface.OnClickListener() {
		           public void onClick(DialogInterface dialog, int id) {
		        	    view_favorite_indexes.clear();
		       			Favorite.removeIndex(delete_index, activity);
		       			activity.create();
		           }
		       })
		       .setNegativeButton("No", new DialogInterface.OnClickListener() {
		           public void onClick(DialogInterface dialog, int id) {
		                dialog.cancel();
		           }
		       });
		AlertDialog alert = builder.create();
		alert.show();
		
	}
	
	private void showFavorite(int i) {
		try {
			Favorite fav=Favorite.getFavorites(activity).get(i);
			Fetcher f= fav.getFetcher();
			if (f instanceof DeparturesFetcher) {
				DeparturesFavorite dfav=(DeparturesFavorite) fav;
				showTubeDepartures(fav.getLine(), fav.getIdentification(), dfav.getStation_nice());
			}
			else if (f instanceof DeparturesBusFetcher) {
				DeparturesFavorite dfav=(DeparturesFavorite) fav;
				showBusDepartures(fav.getIdentification(), dfav.getStation_nice() );
			}
			else if (f instanceof StatusesFetcher) {
				//nothing for these guys
			}
		}
		catch (Exception e) {
			Log.w(getClass().toString(),e);
		}
	}
	
	public void showBusDepartures(String code, String snippet) {
		Intent i=new Intent(activity, BusDeparturesActivity.class);
		i.putExtra("code", code);
		i.putExtra("name", snippet);
		activity.startActivity(i);
	}
	
	public void showTubeDepartures(LineType lt, String code, String nice) {
		if (lt==LineType.RAIL) {
			showRailDepartures(code, nice);
			return;
		}
		Intent i=new Intent(activity, DeparturesActivity.class);
		i.putExtra("stationcode", code);
		i.putExtra("stationnice", nice);
		i.putExtra("line", LinePresentation.getStringRespresentation(lt));
		activity.startActivity(i);
	}

	private void showRailDepartures(String code, String nice) {
		if (code==null || nice==null) return;
		Station s=new Station(nice, code);
		s.addLineTypeForDepartures(LineType.RAIL);
		Intent i=new Intent(activity, RailDeparturesActivity.class);
		i.putExtra("station", s);
		activity.startActivity(i);
	}
}