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

   1 package com.moiseum.wolnelektury.view.player;
   2
   3 import android.content.DialogInterface;
   4 import android.graphics.drawable.Drawable;
   5 import android.os.Bundle;
   6 import android.support.v4.app.FragmentManager;
   7 import android.support.v4.app.FragmentTransaction;
   8 import android.support.v4.content.ContextCompat;
   9 import android.support.v7.app.AlertDialog;
  10 import android.view.View;
  11 import android.widget.ImageButton;
  12 import android.widget.SeekBar;
  13 import android.widget.TextView;
  14
  15 import com.moiseum.wolnelektury.R;
  16 import com.moiseum.wolnelektury.base.mvp.PresenterFragment;
  17 import com.moiseum.wolnelektury.connection.models.BookDetailsModel;
  18 import com.moiseum.wolnelektury.utils.StringUtils;
  19 import com.moiseum.wolnelektury.view.player.header.PlayerHeaderFragment;
  20 import com.moiseum.wolnelektury.view.player.playlist.PlayerPlaylistFragment;
  21
  22 import org.parceler.Parcels;
  23
  24 import butterknife.BindView;
  25 import butterknife.OnClick;
  26
  27 import static com.moiseum.wolnelektury.view.player.PlayerActivity.PlayerIntent.BOOK_KEY;
  28 import static com.moiseum.wolnelektury.view.player.PlayerActivity.PlayerIntent.BOOK_SLUG_KEY;
  29
  30
  31 /**
  32  * Created by Piotr Ostrowski on 22.05.2018.
  33  */
  34 public class PlayerFragment extends PresenterFragment<PlayerPresenter> implements PlayerView {
  35
  36         private static final String TAG = PlayerFragment.class.getSimpleName();
  37         private AlertDialog errorDialog;
  38
  39         public static PlayerFragment newInstance(BookDetailsModel book, String slug) {
  40                 PlayerFragment playerFragment = new PlayerFragment();
  41                 Bundle args = new Bundle();
  42                 args.putParcelable(BOOK_KEY, Parcels.wrap(book));
  43                 args.putString(BOOK_SLUG_KEY, slug);
  44                 playerFragment.setArguments(args);
  45                 return playerFragment;
  46         }
  47
  48         private static final String HEADER_FRAGMENT_TAG = "HeaderFragmentTag";
  49         private static final String LIST_FRAGMENT_TAG = "ListFragmentTag";
  50
  51         int userSelectedPosition = 0;
  52         private boolean mUserIsSeeking = false;
  53
  54         private PlayerHeaderFragment headerFragment;
  55         private PlayerPlaylistFragment playlistFragment;
  56
  57         private SeekBar.OnSeekBarChangeListener listener = new SeekBar.OnSeekBarChangeListener() {
  58                 @Override
  59                 public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
  60                         tvCurrentProgress.setText(getPresenter().getCurrentTimerText(progress));
  61                         if (fromUser) {
  62                                 userSelectedPosition = progress;
  63                         }
  64                 }
  65
  66                 @Override
  67                 public void onStartTrackingTouch(SeekBar seekBar) {
  68                         mUserIsSeeking = true;
  69                         getPresenter().playOrPause(true);
  70                 }
  71
  72                 @Override
  73                 public void onStopTrackingTouch(SeekBar seekBar) {
  74                         mUserIsSeeking = false;
  75                         getPresenter().seekTo(userSelectedPosition);
  76                         getPresenter().playOrPause(false);
  77                 }
  78         };
  79
  80         @BindView(R.id.sbPlayerProgress)
  81         SeekBar sbPlayerProgress;
  82         @BindView(R.id.tvCurrentProgress)
  83         TextView tvCurrentProgress;
  84         @BindView(R.id.tvTotalProgress)
  85         TextView tvTotalProgress;
  86         @BindView(R.id.tvChapterTitle)
  87         TextView tvChapterTitle;
  88         @BindView(R.id.tvArtist)
  89         TextView tvArtist;
  90         @BindView(R.id.ibToggleList)
  91         ImageButton ibToggleList;
  92         @BindView(R.id.ibPlayPause)
  93         ImageButton ibPlayPause;
  94         @BindView(R.id.ibPrevious)
  95         ImageButton ibPrevious;
  96         @BindView(R.id.ibNext)
  97         ImageButton ibNext;
  98
  99         @Override
 100         protected PlayerPresenter createPresenter() {
 101                 if (getArguments() == null || getArguments().getParcelable(BOOK_KEY) == null) {
 102                         throw new IllegalStateException("Book object is required at this point.");
 103                 }
 104                 return new PlayerPresenter(
 105                                 Parcels.unwrap(getArguments().getParcelable(BOOK_KEY)),
 106                                 getArguments().getString(BOOK_SLUG_KEY),
 107                                 this,
 108                                 getContext()
 109                 );
 110         }
 111
 112         @Override
 113         public int getLayoutResourceId() {
 114                 return R.layout.fragment_player;
 115         }
 116
 117         @Override
 118         public void prepareView(View view, Bundle savedInstanceState) {
 119                 if (getArguments() == null || getArguments().getParcelable(BOOK_KEY) == null) {
 120                         throw new IllegalStateException("Book object is required at this point.");
 121                 }
 122                 BookDetailsModel book = Parcels.unwrap(getArguments().getParcelable(BOOK_KEY));
 123                 initializeHeaderAndPlaylistFragments(book);
 124                 sbPlayerProgress.setOnSeekBarChangeListener(listener);
 125
 126                 int visibility = book.getAudiobookMediaModels().size() > 1 ? View.VISIBLE : View.GONE;
 127                 tvArtist.setVisibility(visibility);
 128                 ibToggleList.setVisibility(visibility);
 129                 ibPrevious.setVisibility(visibility);
 130                 ibNext.setVisibility(visibility);
 131         }
 132
 133         @OnClick(R.id.ibToggleList)
 134         public void onToggleListClicked() {
 135                 FragmentManager fragmentManager = getFragmentManager();
 136                 if (fragmentManager == null) {
 137                         return;
 138                 }
 139
 140                 FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction();
 141                 if (playlistFragment.isHidden()) {
 142                         fragmentTransaction.show(playlistFragment);
 143                         fragmentTransaction.hide(headerFragment);
 144                 } else {
 145                         fragmentTransaction.hide(playlistFragment);
 146                         fragmentTransaction.show(headerFragment);
 147                 }
 148                 fragmentTransaction.commit();
 149         }
 150
 151         @OnClick(R.id.ibPrevious)
 152         public void onPreviousClicked() {
 153                 getPresenter().changeChapter(false);
 154         }
 155
 156         @OnClick(R.id.ibNext)
 157         public void onNextClicked() {
 158                 getPresenter().changeChapter(true);
 159         }
 160
 161         @OnClick(R.id.ibRewind)
 162         public void onRewindClicked() {
 163                 getPresenter().seekToButton(false);
 164         }
 165
 166         @OnClick(R.id.ibPlayPause)
 167         public void onPauseClicked() {
 168                 getPresenter().playOrPause(false);
 169         }
 170
 171         @OnClick(R.id.ibFastForward)
 172         public void onFastForwardClicked() {
 173                 getPresenter().seekToButton(true);
 174         }
 175
 176         @Override
 177         public void setTrackDuration(int trackDuration, String totalProgress) {
 178                 sbPlayerProgress.setMax(trackDuration);
 179                 tvTotalProgress.setText(totalProgress);
 180         }
 181
 182         @Override
 183         public void setTrackPosition(int position, String currentProgress) {
 184                 if (!mUserIsSeeking) {
 185                         sbPlayerProgress.setProgress(position);
 186                         tvCurrentProgress.setText(currentProgress);
 187                 }
 188         }
 189
 190         @Override
 191         public void setTrackTexts(String title, int chapter) {
 192                 tvArtist.setText(getString(R.string.player_chapter_number, (chapter + 1)));
 193                 tvChapterTitle.setText(title);
 194         }
 195
 196         @Override
 197         public void setPlayButtonState(boolean playing) {
 198                 if (getContext() != null) {
 199                         Drawable drawable = ContextCompat.getDrawable(getContext(), playing ? R.drawable.pause_selector : R.drawable.play_selector);
 200                         ibPlayPause.setImageDrawable(drawable);
 201                 }
 202         }
 203
 204         @Override
 205         public void onPlayerError() {
 206                 if (getActivity() != null && errorDialog == null) {
 207                         AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(getActivity());
 208                         dialogBuilder.setMessage(getString(R.string.load_player_failed));
 209                         dialogBuilder.setCancelable(false);
 210                         dialogBuilder.setPositiveButton(getString(R.string.close), (dialog, id) -> {
 211                                 getActivity().finish();
 212                                 dialog.dismiss();
 213                         });
 214                         dialogBuilder.setOnDismissListener(dialog -> errorDialog = null);
 215                         errorDialog = dialogBuilder.create();
 216                         errorDialog.show();
 217                 }
 218         }
 219
 220         private void initializeHeaderAndPlaylistFragments(BookDetailsModel book) {
 221                 FragmentManager fragmentManager = getFragmentManager();
 222                 if (fragmentManager == null) {
 223                         return;
 224                 }
 225
 226                 FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction();
 227                 headerFragment = (PlayerHeaderFragment) fragmentManager.findFragmentByTag(HEADER_FRAGMENT_TAG);
 228                 if (headerFragment == null) {
 229                         headerFragment = PlayerHeaderFragment.newInstance(StringUtils.joinCategory(book.getAuthors(), ", "), book.getTitle(), book.getCoverThumb());
 230                         fragmentTransaction.add(R.id.flPlayerFragmentContainer, headerFragment, HEADER_FRAGMENT_TAG);
 231                 }
 232                 playlistFragment = (PlayerPlaylistFragment) fragmentManager.findFragmentByTag(LIST_FRAGMENT_TAG);
 233                 if (playlistFragment == null) {
 234                         playlistFragment = PlayerPlaylistFragment.newInstance(book.getAudiobookMediaModels());
 235                         fragmentTransaction.add(R.id.flPlayerFragmentContainer, playlistFragment, LIST_FRAGMENT_TAG);
 236                 }
 237                 fragmentTransaction.hide(playlistFragment);
 238                 fragmentTransaction.commit();
 239         }
 240 }
 241
 242
 243