MainMenuTextViewAdapter.java

/**
 * The MIT License (MIT)
 * Copyright (c) 2012 David Carver
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 *
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS
 * OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
 * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */
package us.nineworlds.serenity;

import java.util.ArrayList;
import java.util.List;

import javax.inject.Inject;

import us.nineworlds.plex.rest.PlexappFactory;
import us.nineworlds.plex.rest.model.impl.MediaContainer;
import us.nineworlds.serenity.core.menus.MenuItem;
import us.nineworlds.serenity.core.model.impl.MenuMediaContainer;
import us.nineworlds.serenity.injection.InjectingBaseAdapter;
import us.nineworlds.serenity.ui.views.MainMenuTextView;
import us.nineworlds.serenity.volley.DefaultLoggingVolleyErrorListener;
import us.nineworlds.serenity.volley.VolleyUtils;
import android.app.Activity;
import android.content.Context;
import android.graphics.Color;
import android.graphics.Typeface;
import android.text.TextUtils.TruncateAt;
import android.util.TypedValue;
import android.view.Gravity;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Gallery;
import android.widget.Toast;

import com.android.volley.RequestQueue;
import com.android.volley.Response;
import com.android.volley.VolleyError;

public class MainMenuTextViewAdapter extends InjectingBaseAdapter {

	@Inject
	PlexappFactory plexFactory;

	@Inject
	VolleyUtils volley;

	/** The parent context */
	private final Context myContext;
	private RequestQueue queue;

	public static List<MenuItem> menuItems = new ArrayList<MenuItem>();

	/** Simple Constructor saving the 'parent' context. */
	public MainMenuTextViewAdapter(Context c) {
		super();
		myContext = c;
		fetchData();
	}

	protected void fetchData() {
		queue = volley.getRequestQueue();

		String url = plexFactory.getSectionsURL();
		volley.volleyXmlGetRequest(url, new MainMenuVolleyResponseListener(),
				new MainMenuResponseErrorListener());
	}

	@Override
	public int getCount() {
		return menuItems.size();
	}

	@Override
	public Object getItem(int position) {
		return position;
	}

	@Override
	public long getItemId(int position) {
		return position;
	}

	@Override
	public View getView(int position, View convertView, ViewGroup parent) {
		MenuItem menuItem = menuItems.get(position);

		MainMenuTextView v = createView(menuItem);
		setDefaults(menuItem.getTitle(), v);

		return v;
	}

	/**
	 * Create a Main Menu item view for the corresponding MenuItem. If an
	 * appropriate type can not be found a default MainMenuTextView will be
	 * created.
	 *
	 * @param v
	 * @param menuItem
	 * @return
	 */
	MainMenuTextView createView(MenuItem menuItem) {
		MainMenuTextView v = null;
		if ("movie".equals(menuItem.getType())) {
			v = new MainMenuTextView(myContext, R.drawable.movies);
			v.setLibraryKey(menuItem.getSection());
			v.setActivityType(menuItem.getType());
			return v;
		}

		if ("show".equals(menuItem.getType())) {
			v = new MainMenuTextView(myContext, R.drawable.tvshows);
			v.setLibraryKey(menuItem.getSection());
			v.setActivityType(menuItem.getType());
			return v;
		}

		if ("artist".equals(menuItem.getType())) {
			v = new MainMenuTextView(myContext, R.drawable.music);
			v.setLibraryKey(menuItem.getSection());
			v.setActivityType(menuItem.getType());
			return v;
		}

		if ("settings".equals(menuItem.getType())) {
			v = new MainMenuTextView(myContext, R.drawable.settings);
			v.setLibraryKey("0");
			v.setActivityType(menuItem.getType());
			return v;
		}

		if ("options".equals(menuItem.getType())) {
			v = new MainMenuTextView(myContext, R.drawable.settings);
			v.setLibraryKey("0");
			v.setActivityType(menuItem.getType());
			return v;
		}

		if ("search".equals(menuItem.getType())) {
			v = new MainMenuTextView(myContext, R.drawable.search);
			v.setLibraryKey("0");
			v.setActivityType(menuItem.getType());
			return v;
		}

		return new MainMenuTextView(myContext, R.drawable.serenity_bonsai_logo);
	}

	/**
	 * Sets the default values for the view passed to it.
	 *
	 * @param position
	 * @param v
	 */
	void setDefaults(String title, MainMenuTextView v) {
		v.setText(title);
		v.setTextSize(TypedValue.COMPLEX_UNIT_DIP, 35);
		v.setTypeface(Typeface.DEFAULT, Typeface.BOLD);
		v.setTextColor(Color.parseColor("#414141"));
		v.setGravity(Gravity.CENTER_VERTICAL);
		v.setLines(1);
		v.setHorizontallyScrolling(true);
		v.setEllipsize(TruncateAt.MARQUEE);
		v.setLayoutParams(new Gallery.LayoutParams(
				android.view.ViewGroup.LayoutParams.WRAP_CONTENT,
				android.view.ViewGroup.LayoutParams.MATCH_PARENT));
	}

	private class MainMenuVolleyResponseListener implements
			Response.Listener<MediaContainer> {

		@Override
		public void onResponse(MediaContainer mc) {
			menuItems = new MenuMediaContainer(mc).createMenuItems();
			notifyDataSetChanged();
			Activity c = (Activity) myContext;
			c.findViewById(R.id.mainGalleryMenu).requestFocus();
		}
	}

	private class MainMenuResponseErrorListener extends
			DefaultLoggingVolleyErrorListener implements Response.ErrorListener {

		@Override
		public void onErrorResponse(VolleyError error) {
			super.onErrorResponse(error);

			MenuMediaContainer mc = new MenuMediaContainer(null);

			menuItems.add(mc.createSettingsMenu());
			menuItems.add(mc.createOptionsMenu());
			Toast.makeText(
					myContext,
					"Unable to connect to Plex Library at "
							+ plexFactory.getSectionsURL(), Toast.LENGTH_LONG)
					.show();
			notifyDataSetChanged();

			Activity c = (Activity) myContext;
			c.findViewById(R.id.mainGalleryMenu).requestFocus();
		}
	}

}