Android/app/src/main/java/com/moiseum/wolnelektury/view/player/playlist/PlayerPlaylistPresenter.java

   1 package com.moiseum.wolnelektury.view.player.playlist;
   2
   3 import android.content.Context;
   4 import android.os.Bundle;
   5 import android.support.v4.media.MediaMetadataCompat;
   6 import android.support.v4.media.session.MediaControllerCompat;
   7 import android.support.v4.media.session.MediaSessionCompat;
   8 import android.support.v4.media.session.PlaybackStateCompat;
   9 import android.util.Log;
  10
  11 import com.moiseum.wolnelektury.base.DataProvider;
  12 import com.moiseum.wolnelektury.base.mvp.FragmentPresenter;
  13 import com.moiseum.wolnelektury.connection.models.BookModel;
  14 import com.moiseum.wolnelektury.connection.models.MediaModel;
  15 import com.moiseum.wolnelektury.connection.services.BooksService;
  16 import com.moiseum.wolnelektury.storage.BookStorage;
  17 import com.moiseum.wolnelektury.view.book.list.BookListType;
  18 import com.moiseum.wolnelektury.view.player.PlayerPresenter;
  19 import com.moiseum.wolnelektury.view.player.service.AudiobookService;
  20 import com.moiseum.wolnelektury.view.player.service.MediaBrowserHelper;
  21
  22 import java.util.List;
  23
  24 /**
  25  * Created by Piotr Ostrowski on 28.05.2018.
  26  */
  27 public class PlayerPlaylistPresenter extends FragmentPresenter<PlayerPlaylistView> {
  28
  29         private class PlayerPlaylistMediaControllerCallback extends MediaControllerCompat.Callback {
  30
  31                 @Override
  32                 public void onMetadataChanged(MediaMetadataCompat mediaMetadata) {
  33                         if (mediaMetadata == null) {
  34                                 return;
  35                         }
  36                         if (!containsMediaId(mediaMetadata.getString(MediaMetadataCompat.METADATA_KEY_MEDIA_ID))) {
  37                                 return;
  38                         }
  39
  40                         int currentChapter = (int) mediaMetadata.getLong(MediaMetadataCompat.METADATA_KEY_TRACK_NUMBER);
  41                         getView().setCurrentPlaylistItem(currentChapter);
  42                 }
  43
  44                 private boolean containsMediaId(String mediaIdUrl) {
  45                         for (MediaModel model : media) {
  46                                 if (model.getUrl().equals(mediaIdUrl)) {
  47                                         return true;
  48                                 }
  49                         }
  50                         return false;
  51                 }
  52         }
  53
  54         private final List<MediaModel> media;
  55         private MediaBrowserHelper mMediaBrowserHelper;
  56
  57         PlayerPlaylistPresenter(List<MediaModel> mediaFiles, PlayerPlaylistView view, Context context) {
  58                 super(view);
  59                 media = mediaFiles;
  60                 mMediaBrowserHelper = new MediaBrowserHelper(context, AudiobookService.class);
  61                 mMediaBrowserHelper.registerCallback(new PlayerPlaylistMediaControllerCallback());
  62         }
  63
  64         @Override
  65         public void onStart() {
  66                 super.onStart();
  67                 mMediaBrowserHelper.onStart();
  68         }
  69
  70         @Override
  71         public void onStop() {
  72                 super.onStop();
  73                 mMediaBrowserHelper.onStop();
  74         }
  75
  76         @Override
  77         public void onViewCreated(Bundle savedInstanceState) {
  78                 super.onViewCreated(savedInstanceState);
  79                 getView().setPlaylist(media);
  80         }
  81
  82         void onPlaylistItemClick(int itemPosition) {
  83                 mMediaBrowserHelper.getTransportControls().skipToQueueItem(itemPosition);
  84         }
  85 }