/**
 * 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:
 * <p>
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 * <p>
 * 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.ui.browser.tv;

import android.app.Activity;
import android.os.AsyncTask;
import android.util.Log;
import android.widget.Toast;
import java.util.List;
import javax.inject.Inject;
import toothpick.Toothpick;
import us.nineworlds.serenity.R;
import us.nineworlds.serenity.common.annotations.InjectionConstants;
import us.nineworlds.serenity.common.media.model.IDirectory;
import us.nineworlds.serenity.common.media.model.IMediaContainer;
import us.nineworlds.serenity.common.media.model.IVideo;
import us.nineworlds.serenity.common.rest.SerenityClient;
import us.nineworlds.serenity.core.model.SeriesContentInfo;
import us.nineworlds.serenity.core.model.impl.EpisodeMediaContainer;
import us.nineworlds.serenity.core.model.impl.EpisodePosterInfo;
import us.nineworlds.serenity.ui.util.VideoPlayerIntentUtils;

public class FindUnwatchedAsyncTask extends AsyncTask<SeriesContentInfo, Void, EpisodePosterInfo> {

  @Inject protected SerenityClient factory;

  @Inject VideoPlayerIntentUtils vpUtils;

  protected Activity activity;

  public FindUnwatchedAsyncTask(Activity context) {
    this.activity = context;
    Toothpick.inject(this, Toothpick.openScope(InjectionConstants.APPLICATION_SCOPE));
  }

  @Override protected EpisodePosterInfo doInBackground(SeriesContentInfo... infos) {
    return findFirstUnwatchedEpisode(infos[0]);
  }

  private EpisodePosterInfo findFirstUnwatchedEpisode(SeriesContentInfo info) {
    if (Integer.valueOf(info.getShowsUnwatched()) == 0) {
      return null;
    }
    try {
      final IMediaContainer seasonContainer = factory.retrieveSeasons(info.getKey());
      final List<IDirectory> seasons = seasonContainer.getDirectories();
      for (IDirectory season : seasons) {
        final IMediaContainer episodeContainer = factory.retrieveEpisodes(season.getKey());
        final List<IVideo> episodes = episodeContainer.getVideos();

        String baseUrl = factory.baseURL();
        String parentPosterURL = null;
        if (episodeContainer.getParentPosterURL() != null && !episodeContainer.getParentPosterURL().contains("show")) {
          parentPosterURL = baseUrl + episodeContainer.getParentPosterURL().substring(1);
        }
        for (IVideo episode : episodes) {
          EpisodeMediaContainer emc = new EpisodeMediaContainer(episodeContainer);
          final EpisodePosterInfo videoInfo =
              emc.createEpisodeContentInfo(episodeContainer, baseUrl, parentPosterURL, episode);
          if (videoInfo.isWatched()) {
            continue;
          }
          return videoInfo;
        }
      }
    } catch (Exception e) {
      Log.d(getClass().getName(), "Unable to find first unwatched episode.", e);
    }
    return null;
  }

  @Override protected void onPostExecute(EpisodePosterInfo info) {
    final String toast;
    if (info == null) {
      toast = activity.getString(R.string.no_unwatched_episode_toast);
    } else {
      toast = activity.getString(R.string.playing_episode_toast, info.getSeason(), info.getEpisode(), info.getTitle());
      vpUtils.playVideo(activity, info, true);
    }
    Toast.makeText(activity, toast, Toast.LENGTH_LONG).show();
  }
}
