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/*
 * Southampton University Map App
 * Copyright (C) 2011  Christopher Baines
 * 
 * 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 2
 * of the License, or (at your option) any later version.
 * 
 * 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, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */

package net.cbaines.suma;

import android.content.Context;
import android.preference.PreferenceManager;
import android.util.Log;
import android.view.Display;
import android.view.Gravity;
import android.view.WindowManager;
import android.widget.LinearLayout;
import android.widget.TextView;

public class POIView extends LinearLayout implements Preferences {

	private final static String TAG = "POIView";

	private final TextView name;
	private final TextView dist;
	private final BusRoutesView routes;

	private LayoutParams textLayoutParams;

	private boolean identifiersEnabled;

	final int width;

	public POIView(Context context, POI poi) {
		this(context, poi, -1);
	}

	public POIView(Context context, POI poi, int distInM) {
		super(context);

		identifiersEnabled = PreferenceManager.getDefaultSharedPreferences(context).getBoolean(SHOW_IDENTIFIERS,
				SHOW_IDENTIFIERS_ENABLED_BY_DEFAULT);

		Display display = ((WindowManager) context.getSystemService(Context.WINDOW_SERVICE)).getDefaultDisplay();
		width = display.getWidth();
		// int height = display.getHeight();

		this.setOrientation(HORIZONTAL);

		name = new TextView(context);
		name.setTextSize(16f);
		name.setGravity(Gravity.LEFT);

		dist = new TextView(context);
		dist.setTextSize(16f);
		dist.setGravity(Gravity.RIGHT);

		routes = new BusRoutesView(context, (byte) 0);

		textLayoutParams = new LayoutParams(width - (width / 4), LayoutParams.WRAP_CONTENT);
		LayoutParams distLayoutParams = new LayoutParams(LayoutParams.FILL_PARENT, LayoutParams.WRAP_CONTENT);
		LayoutParams busRouteLayoutParams = new LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);

		setPOIAndDist(poi, distInM);

		addView(routes, busRouteLayoutParams);
		addView(name, textLayoutParams);
		addView(dist, distLayoutParams);
	}

	public void setPOI(POI poi) {
		setPOIAndDist(poi, -1);
	}

	public void setPOIAndDist(POI poi, int distInM) {

		// Log.i(TAG, "Looking at poi " + poi.id);

		if (poi.type == POI.BUILDING) {
			Building building = (Building) poi;
			// Log.i(TAG, "Its a building of name " + building.name);

			if (identifiersEnabled) {
				name.setText(building.name + " (" + building.id + ")");
			} else {
				name.setText(building.name);
			}
		} else if (poi.type == POI.BUS_STOP) {

			BusStop busStop = (BusStop) poi;
			// Log.i(TAG, "Its a bus stop of description " +
			// busStop.description);

			if (identifiersEnabled) {
				name.setText(busStop.description + " (" + busStop.id + ")");
			} else {
				name.setText(busStop.description);
			}

			routes.setRoutes(busStop.routes);

		} else if (poi.type == POI.SITE) {

			Site site = (Site) poi;
			// Log.i(TAG, "Its a site of name " + site.name);
			if (identifiersEnabled) {
				name.setText(site.name + " (" + site.id + ")");
			} else {
				name.setText(site.name);
			}
		} else {
			Log.w(TAG, "Cant identify " + poi.type);

			name.setText(poi.id);
		}

		textLayoutParams = new LayoutParams(width - (width / 4), LayoutParams.WRAP_CONTENT);

		if (distInM != -1) {
			textLayoutParams.width = width - (width / 4);
			name.requestLayout();
			dist.setText(String.valueOf(distInM) + "m");
		} else {
			textLayoutParams.width = LayoutParams.FILL_PARENT;
			name.requestLayout();
			dist.setText("");
			// Log.w("POIView", "No dist avalible for S" + poi.id);
		}
	}
}