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Code Issues Releases Activity

Fix inconsistency when LocalPlaylist is used as MainFragment tab

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This commit is contained in:
TobiGr 2023-08-16 23:28:02 +02:00
parent 1cf670dad9
commit 3d5a8af52b
3 changed files with 52 additions and 8 deletions
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25
app/src/main/java/org/schabi/newpipe/fragments/MainFragment.java
View File

@ -38,6 +38,7 @@ import org.schabi.newpipe.R;
import org.schabi.newpipe.databinding.FragmentMainBinding;
import org.schabi.newpipe.error.ErrorUtil;
import org.schabi.newpipe.extractor.exceptions.ExtractionException;
import org.schabi.newpipe.local.playlist.LocalPlaylistFragment;
import org.schabi.newpipe.settings.tabs.Tab;
import org.schabi.newpipe.settings.tabs.TabsManager;
import org.schabi.newpipe.util.NavigationHelper;
@ -217,6 +218,12 @@ public class MainFragment extends BaseFragment implements TabLayout.OnTabSelecte
setTitle(tabsList.get(tabPosition).getTabName(requireContext()));
}
public void commitPlaylistTabs() {
pagerAdapter.getLocalPlaylistFragments()
.stream()
.forEach(LocalPlaylistFragment::commitChanges);
}
private void updateTabLayoutPosition() {
final ScrollableTabLayout tabLayout = binding.mainTabLayout;
final ViewPager viewPager = binding.pager;
@ -268,10 +275,18 @@ public class MainFragment extends BaseFragment implements TabLayout.OnTabSelecte
updateTitleForTab(tab.getPosition());
}
private static final class SelectedTabsPagerAdapter
public static final class SelectedTabsPagerAdapter
extends FragmentStatePagerAdapterMenuWorkaround {
private final Context context;
private final List<Tab> internalTabsList;
/**
* Keep reference to LocalPlaylistFragments, because their data can be modified by the user
* during runtime and changes are not committed immediately. However, in some cases,
* the changes need to be committed immediately by calling
* {@link LocalPlaylistFragment#commitChanges()}.
* The fragments are removed when {@link LocalPlaylistFragment#onDestroy()} is called.
*/
private final List<LocalPlaylistFragment> localPlaylistFragments = new ArrayList<>();
private SelectedTabsPagerAdapter(final Context context,
final FragmentManager fragmentManager,
@ -298,9 +313,17 @@ public class MainFragment extends BaseFragment implements TabLayout.OnTabSelecte
((BaseFragment) fragment).useAsFrontPage(true);
}
if (fragment instanceof LocalPlaylistFragment) {
localPlaylistFragments.add((LocalPlaylistFragment) fragment);
}
return fragment;
}
public List<LocalPlaylistFragment> getLocalPlaylistFragments() {
return localPlaylistFragments;
}
@Override
public int getItemPosition(@NonNull final Object object) {
// Causes adapter to reload all Fragments when

3
app/src/main/java/org/schabi/newpipe/fragments/detail/VideoDetailFragment.java
View File

@ -85,6 +85,7 @@ import org.schabi.newpipe.extractor.stream.VideoStream;
import org.schabi.newpipe.fragments.BackPressable;
import org.schabi.newpipe.fragments.BaseStateFragment;
import org.schabi.newpipe.fragments.EmptyFragment;
import org.schabi.newpipe.fragments.MainFragment;
import org.schabi.newpipe.fragments.list.comments.CommentsFragment;
import org.schabi.newpipe.fragments.list.videos.RelatedItemsFragment;
import org.schabi.newpipe.ktx.AnimationType;
@ -482,6 +483,8 @@ public final class VideoDetailFragment
// commit previous pending changes to database
if (fragment instanceof LocalPlaylistFragment) {
((LocalPlaylistFragment) fragment).commitChanges();
} else if (fragment instanceof MainFragment) {
((MainFragment) fragment).commitPlaylistTabs();
}
disposables.add(PlaylistDialog.createCorrespondingDialog(requireContext(),

32
app/src/main/java/org/schabi/newpipe/local/playlist/LocalPlaylistFragment.java
View File

@ -41,6 +41,7 @@ import org.schabi.newpipe.databinding.PlaylistControlBinding;
import org.schabi.newpipe.error.ErrorInfo;
import org.schabi.newpipe.error.UserAction;
import org.schabi.newpipe.extractor.stream.StreamInfoItem;
import org.schabi.newpipe.fragments.MainFragment;
import org.schabi.newpipe.fragments.list.playlist.PlaylistControlViewHolder;
import org.schabi.newpipe.info_list.dialog.InfoItemDialog;
import org.schabi.newpipe.info_list.dialog.StreamDialogDefaultEntry;
@ -71,7 +72,7 @@ import io.reactivex.rxjava3.subjects.PublishSubject;
public class LocalPlaylistFragment extends BaseLocalListFragment<List<PlaylistStreamEntry>, Void>
implements PlaylistControlViewHolder {
// Save the list 10 seconds after the last change occurred
/** Save the list 10 seconds after the last change occurred. */
private static final long SAVE_DEBOUNCE_MILLIS = 10000;
private static final int MINIMUM_INITIAL_DRAG_VELOCITY = 12;
@State
@ -92,13 +93,20 @@ public class LocalPlaylistFragment extends BaseLocalListFragment<List<PlaylistSt
private PublishSubject<Long> debouncedSaveSignal;
private CompositeDisposable disposables;
/* Has the playlist been fully loaded from db */
/** Whether the playlist has been fully loaded from db. */
private AtomicBoolean isLoadingComplete;
/* Has the playlist been modified (e.g. items reordered or deleted) */
/** Whether the playlist has been modified (e.g. items reordered or deleted) */
private AtomicBoolean isModified;
/* Flag to prevent simultaneous rewrites of the playlist */
/** Flag to prevent simultaneous rewrites of the playlist. */
private boolean isRewritingPlaylist = false;
/**
* The pager adapter that the fragment is created from when it is used as frontpage, i.e.
* {@link #useAsFrontPage} is {@link true}.
*/
@Nullable
private MainFragment.SelectedTabsPagerAdapter tabsPagerAdapter = null;
public static LocalPlaylistFragment getInstance(final long playlistId, final String name) {
final LocalPlaylistFragment instance = new LocalPlaylistFragment();
instance.setInitialData(playlistId, name);
@ -158,9 +166,11 @@ public class LocalPlaylistFragment extends BaseLocalListFragment<List<PlaylistSt
return headerBinding;
}
// Commit changes immediately when the user turns to the player.
// Delete operations will be committed to ensure that the database
// is up to date when the user adds the just deleted stream by the player.
/**
* <p>Commit changes immediately if the playlist has been modified.</p>
* Delete operations and other modifications will be committed to ensure that the database
* is up to date, e.g. when the user adds the just deleted stream from another fragment.
*/
public void commitChanges() {
if (isModified != null && isModified.get()) {
saveImmediate();
@ -300,6 +310,9 @@ public class LocalPlaylistFragment extends BaseLocalListFragment<List<PlaylistSt
if (disposables != null) {
disposables.dispose();
}
if (tabsPagerAdapter != null) {
tabsPagerAdapter.getLocalPlaylistFragments().remove(this);
}
debouncedSaveSignal = null;
playlistManager = null;
@ -886,5 +899,10 @@ public class LocalPlaylistFragment extends BaseLocalListFragment<List<PlaylistSt
)
.show();
}
public void setTabsPagerAdapter(
@Nullable final MainFragment.SelectedTabsPagerAdapter tabsPagerAdapter) {
this.tabsPagerAdapter = tabsPagerAdapter;
}
}