mirror of https://github.com/TeamNewPipe/NewPipe
591 lines
23 KiB
Java
591 lines
23 KiB
Java
package org.schabi.newpipe.local.bookmark;
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import static org.schabi.newpipe.util.ThemeHelper.shouldUseGridLayout;
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import android.os.Bundle;
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import android.os.Parcelable;
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import android.text.InputType;
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import android.util.Log;
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import android.util.Pair;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import androidx.appcompat.app.AlertDialog;
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import androidx.fragment.app.FragmentManager;
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import androidx.recyclerview.widget.ItemTouchHelper;
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import androidx.recyclerview.widget.RecyclerView;
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import org.reactivestreams.Subscriber;
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import org.reactivestreams.Subscription;
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import org.schabi.newpipe.NewPipeDatabase;
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import org.schabi.newpipe.R;
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import org.schabi.newpipe.database.AppDatabase;
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import org.schabi.newpipe.database.LocalItem;
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import org.schabi.newpipe.database.playlist.PlaylistLocalItem;
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import org.schabi.newpipe.database.playlist.PlaylistMetadataEntry;
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import org.schabi.newpipe.database.playlist.model.PlaylistRemoteEntity;
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import org.schabi.newpipe.databinding.DialogEditTextBinding;
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import org.schabi.newpipe.error.ErrorInfo;
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import org.schabi.newpipe.error.UserAction;
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import org.schabi.newpipe.local.BaseLocalListFragment;
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import org.schabi.newpipe.local.holder.LocalBookmarkPlaylistItemHolder;
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import org.schabi.newpipe.local.holder.RemoteBookmarkPlaylistItemHolder;
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import org.schabi.newpipe.local.playlist.LocalPlaylistManager;
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import org.schabi.newpipe.local.playlist.RemotePlaylistManager;
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import org.schabi.newpipe.util.DebounceSavable;
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import org.schabi.newpipe.util.DebounceSaver;
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import org.schabi.newpipe.util.NavigationHelper;
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import org.schabi.newpipe.util.OnClickGesture;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.concurrent.atomic.AtomicBoolean;
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import icepick.State;
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import io.reactivex.rxjava3.android.schedulers.AndroidSchedulers;
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import io.reactivex.rxjava3.core.Flowable;
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import io.reactivex.rxjava3.disposables.CompositeDisposable;
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import io.reactivex.rxjava3.disposables.Disposable;
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public final class BookmarkFragment extends BaseLocalListFragment<List<PlaylistLocalItem>, Void>
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implements DebounceSavable {
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private static final int MINIMUM_INITIAL_DRAG_VELOCITY = 12;
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@State
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protected Parcelable itemsListState;
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private Subscription databaseSubscription;
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private CompositeDisposable disposables = new CompositeDisposable();
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private LocalPlaylistManager localPlaylistManager;
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private RemotePlaylistManager remotePlaylistManager;
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private ItemTouchHelper itemTouchHelper;
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/* Have the bookmarked playlists been fully loaded from db */
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private AtomicBoolean isLoadingComplete;
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private DebounceSaver debounceSaver;
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// Map from (uid, local/remote item) to the saved display index in the database.
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private Map<Pair<Long, LocalItem.LocalItemType>, Long> displayIndexInDatabase;
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///////////////////////////////////////////////////////////////////////////
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// Fragment LifeCycle - Creation
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///////////////////////////////////////////////////////////////////////////
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@Override
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public void onCreate(final Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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if (activity == null) {
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return;
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}
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final AppDatabase database = NewPipeDatabase.getInstance(activity);
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localPlaylistManager = new LocalPlaylistManager(database);
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remotePlaylistManager = new RemotePlaylistManager(database);
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disposables = new CompositeDisposable();
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isLoadingComplete = new AtomicBoolean();
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debounceSaver = new DebounceSaver(10000, this);
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displayIndexInDatabase = new HashMap<>();
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}
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@Nullable
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@Override
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public View onCreateView(@NonNull final LayoutInflater inflater,
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@Nullable final ViewGroup container,
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final Bundle savedInstanceState) {
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if (!useAsFrontPage) {
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setTitle(activity.getString(R.string.tab_bookmarks));
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}
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return inflater.inflate(R.layout.fragment_bookmarks, container, false);
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}
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@Override
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public void onResume() {
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super.onResume();
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if (activity != null) {
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setTitle(activity.getString(R.string.tab_bookmarks));
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}
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}
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///////////////////////////////////////////////////////////////////////////
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// Fragment LifeCycle - Views
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///////////////////////////////////////////////////////////////////////////
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@Override
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protected void initViews(final View rootView, final Bundle savedInstanceState) {
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super.initViews(rootView, savedInstanceState);
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itemListAdapter.setUseItemHandle(true);
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}
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@Override
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protected void initListeners() {
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super.initListeners();
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itemTouchHelper = new ItemTouchHelper(getItemTouchCallback());
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itemTouchHelper.attachToRecyclerView(itemsList);
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itemListAdapter.setSelectedListener(new OnClickGesture<LocalItem>() {
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@Override
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public void selected(final LocalItem selectedItem) {
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final FragmentManager fragmentManager = getFM();
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if (selectedItem instanceof PlaylistMetadataEntry) {
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final PlaylistMetadataEntry entry = ((PlaylistMetadataEntry) selectedItem);
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NavigationHelper.openLocalPlaylistFragment(fragmentManager, entry.uid,
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entry.name);
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} else if (selectedItem instanceof PlaylistRemoteEntity) {
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final PlaylistRemoteEntity entry = ((PlaylistRemoteEntity) selectedItem);
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NavigationHelper.openPlaylistFragment(
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fragmentManager,
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entry.getServiceId(),
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entry.getUrl(),
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entry.getName());
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}
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}
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@Override
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public void held(final LocalItem selectedItem) {
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if (selectedItem instanceof PlaylistMetadataEntry) {
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showLocalDialog((PlaylistMetadataEntry) selectedItem);
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} else if (selectedItem instanceof PlaylistRemoteEntity) {
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showRemoteDeleteDialog((PlaylistRemoteEntity) selectedItem);
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}
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}
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@Override
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public void drag(final LocalItem selectedItem,
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final RecyclerView.ViewHolder viewHolder) {
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if (itemTouchHelper != null) {
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itemTouchHelper.startDrag(viewHolder);
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}
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}
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});
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}
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///////////////////////////////////////////////////////////////////////////
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// Fragment LifeCycle - Loading
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///////////////////////////////////////////////////////////////////////////
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@Override
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public void startLoading(final boolean forceLoad) {
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super.startLoading(forceLoad);
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if (debounceSaver != null) {
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disposables.add(debounceSaver.getDebouncedSaver());
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debounceSaver.setIsModified(false);
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}
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isLoadingComplete.set(false);
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Flowable.combineLatest(localPlaylistManager.getPlaylists(),
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remotePlaylistManager.getPlaylists(), PlaylistLocalItem::merge)
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.onBackpressureLatest()
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.observeOn(AndroidSchedulers.mainThread())
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.subscribe(getPlaylistsSubscriber());
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}
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///////////////////////////////////////////////////////////////////////////
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// Fragment LifeCycle - Destruction
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///////////////////////////////////////////////////////////////////////////
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@Override
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public void onPause() {
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super.onPause();
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itemsListState = itemsList.getLayoutManager().onSaveInstanceState();
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// Save on exit
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saveImmediate();
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}
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@Override
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public void onDestroyView() {
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super.onDestroyView();
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if (disposables != null) {
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disposables.clear();
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}
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if (databaseSubscription != null) {
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databaseSubscription.cancel();
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}
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databaseSubscription = null;
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itemTouchHelper = null;
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}
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@Override
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public void onDestroy() {
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super.onDestroy();
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if (debounceSaver != null) {
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debounceSaver.getDebouncedSaveSignal().onComplete();
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}
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if (disposables != null) {
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disposables.dispose();
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}
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debounceSaver = null;
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disposables = null;
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localPlaylistManager = null;
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remotePlaylistManager = null;
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itemsListState = null;
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isLoadingComplete = null;
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displayIndexInDatabase = null;
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}
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///////////////////////////////////////////////////////////////////////////
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// Subscriptions Loader
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///////////////////////////////////////////////////////////////////////////
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private Subscriber<List<PlaylistLocalItem>> getPlaylistsSubscriber() {
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return new Subscriber<List<PlaylistLocalItem>>() {
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@Override
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public void onSubscribe(final Subscription s) {
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showLoading();
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isLoadingComplete.set(false);
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if (databaseSubscription != null) {
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databaseSubscription.cancel();
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}
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databaseSubscription = s;
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databaseSubscription.request(1);
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}
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@Override
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public void onNext(final List<PlaylistLocalItem> subscriptions) {
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if (debounceSaver == null || !debounceSaver.getIsModified()) {
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checkDisplayIndexModified(subscriptions);
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handleResult(subscriptions);
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isLoadingComplete.set(true);
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}
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if (databaseSubscription != null) {
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databaseSubscription.request(1);
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}
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}
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@Override
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public void onError(final Throwable exception) {
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showError(new ErrorInfo(exception,
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UserAction.REQUESTED_BOOKMARK, "Loading playlists"));
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}
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@Override
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public void onComplete() {
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// Do nothing.
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}
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};
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}
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@Override
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public void handleResult(@NonNull final List<PlaylistLocalItem> result) {
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super.handleResult(result);
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itemListAdapter.clearStreamItemList();
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if (result.isEmpty()) {
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showEmptyState();
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return;
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}
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itemListAdapter.addItems(result);
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if (itemsListState != null) {
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itemsList.getLayoutManager().onRestoreInstanceState(itemsListState);
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itemsListState = null;
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}
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hideLoading();
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}
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///////////////////////////////////////////////////////////////////////////
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// Fragment Error Handling
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///////////////////////////////////////////////////////////////////////////
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@Override
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protected void resetFragment() {
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super.resetFragment();
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if (disposables != null) {
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disposables.clear();
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}
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}
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/*//////////////////////////////////////////////////////////////////////////
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// Playlist Metadata Manipulation
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//////////////////////////////////////////////////////////////////////////*/
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private void changeLocalPlaylistName(final long id, final String name) {
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if (localPlaylistManager == null) {
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return;
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}
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if (DEBUG) {
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Log.d(TAG, "Updating playlist id=[" + id + "] "
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+ "with new name=[" + name + "] items");
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}
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final Disposable disposable = localPlaylistManager.renamePlaylist(id, name)
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.observeOn(AndroidSchedulers.mainThread())
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.subscribe(longs -> { /*Do nothing on success*/ }, throwable -> showError(
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new ErrorInfo(throwable,
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UserAction.REQUESTED_BOOKMARK,
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"Changing playlist name")));
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disposables.add(disposable);
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}
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private void deleteItem(final PlaylistLocalItem item) {
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if (itemListAdapter == null) {
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return;
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}
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itemListAdapter.removeItem(item);
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debounceSaver.saveChanges();
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}
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private void checkDisplayIndexModified(@NonNull final List<PlaylistLocalItem> result) {
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if (debounceSaver != null && debounceSaver.getIsModified()) {
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return;
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}
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displayIndexInDatabase.clear();
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// If the display index does not match actual index in the list, update the display index.
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// This may happen when a new list is created
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// or on the first run after database migration
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// or display index is not continuous for some reason
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// or the user changes the display index.
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boolean isDisplayIndexModified = false;
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for (int i = 0; i < result.size(); i++) {
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final PlaylistLocalItem item = result.get(i);
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if (item.getDisplayIndex() != i) {
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isDisplayIndexModified = true;
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}
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// Updating display index in the item does not affect the value inserts into
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// database, which will be recalculated during the database update. Updating
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// display index in the item here is to determine whether it is recently modified.
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// Save the index read from the database.
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if (item instanceof PlaylistMetadataEntry) {
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displayIndexInDatabase.put(new Pair<>(((PlaylistMetadataEntry) item).uid,
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LocalItem.LocalItemType.PLAYLIST_LOCAL_ITEM), item.getDisplayIndex());
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((PlaylistMetadataEntry) item).displayIndex = i;
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} else if (item instanceof PlaylistRemoteEntity) {
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displayIndexInDatabase.put(new Pair<>(((PlaylistRemoteEntity) item).getUid(),
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LocalItem.LocalItemType.PLAYLIST_REMOTE_ITEM),
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item.getDisplayIndex());
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((PlaylistRemoteEntity) item).setDisplayIndex(i);
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}
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}
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if (debounceSaver != null && isDisplayIndexModified) {
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debounceSaver.saveChanges();
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}
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}
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@Override
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public void saveImmediate() {
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if (itemListAdapter == null) {
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return;
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}
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// List must be loaded and modified in order to save
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if (isLoadingComplete == null || debounceSaver == null
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|| !isLoadingComplete.get() || !debounceSaver.getIsModified()) {
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Log.w(TAG, "Attempting to save playlists in bookmark when bookmark "
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+ "is not loaded or playlists not modified");
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return;
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}
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final List<LocalItem> items = itemListAdapter.getItemsList();
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final List<PlaylistMetadataEntry> localItemsUpdate = new ArrayList<>();
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final List<Long> localItemsDeleteUid = new ArrayList<>();
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final List<PlaylistRemoteEntity> remoteItemsUpdate = new ArrayList<>();
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final List<Long> remoteItemsDeleteUid = new ArrayList<>();
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// Calculate display index
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for (int i = 0; i < items.size(); i++) {
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final LocalItem item = items.get(i);
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if (item instanceof PlaylistMetadataEntry) {
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((PlaylistMetadataEntry) item).displayIndex = i;
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final Long uid = ((PlaylistMetadataEntry) item).uid;
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final Pair<Long, LocalItem.LocalItemType> key = new Pair<>(uid,
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LocalItem.LocalItemType.PLAYLIST_LOCAL_ITEM);
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final Long databaseIndex = displayIndexInDatabase.remove(key);
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// The database index should not be null because inserting new item into database
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// is not handled here. NullPointerException has occurred once, but I can't
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// reproduce it. Enhance robustness here.
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if (databaseIndex != null && databaseIndex != i) {
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localItemsUpdate.add((PlaylistMetadataEntry) item);
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}
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} else if (item instanceof PlaylistRemoteEntity) {
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((PlaylistRemoteEntity) item).setDisplayIndex(i);
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final Long uid = ((PlaylistRemoteEntity) item).getUid();
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final Pair<Long, LocalItem.LocalItemType> key = new Pair<>(uid,
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LocalItem.LocalItemType.PLAYLIST_REMOTE_ITEM);
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final Long databaseIndex = displayIndexInDatabase.remove(key);
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if (databaseIndex != null && databaseIndex != i) {
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remoteItemsUpdate.add((PlaylistRemoteEntity) item);
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}
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}
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}
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// Find deleted items
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for (final Pair<Long, LocalItem.LocalItemType> key : displayIndexInDatabase.keySet()) {
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if (key.second.equals(LocalItem.LocalItemType.PLAYLIST_LOCAL_ITEM)) {
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localItemsDeleteUid.add(key.first);
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} else if (key.second.equals(LocalItem.LocalItemType.PLAYLIST_REMOTE_ITEM)) {
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remoteItemsDeleteUid.add(key.first);
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}
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}
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displayIndexInDatabase.clear();
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// 1. Update local playlists
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// 2. Update remote playlists
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// 3. Set isModified false
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disposables.add(localPlaylistManager.updatePlaylists(localItemsUpdate, localItemsDeleteUid)
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.observeOn(AndroidSchedulers.mainThread())
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.subscribe(() -> disposables.add(remotePlaylistManager.updatePlaylists(
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remoteItemsUpdate, remoteItemsDeleteUid)
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.observeOn(AndroidSchedulers.mainThread())
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.subscribe(() -> {
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if (debounceSaver != null) {
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debounceSaver.setIsModified(false);
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}
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},
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throwable -> showError(new ErrorInfo(throwable,
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UserAction.REQUESTED_BOOKMARK,
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"Saving playlist"))
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)),
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throwable -> showError(new ErrorInfo(throwable,
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UserAction.REQUESTED_BOOKMARK, "Saving playlist"))
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));
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}
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private ItemTouchHelper.SimpleCallback getItemTouchCallback() {
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int directions = ItemTouchHelper.UP | ItemTouchHelper.DOWN;
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if (shouldUseGridLayout(requireContext())) {
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directions |= ItemTouchHelper.LEFT | ItemTouchHelper.RIGHT;
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}
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return new ItemTouchHelper.SimpleCallback(directions,
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ItemTouchHelper.ACTION_STATE_IDLE) {
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@Override
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public int interpolateOutOfBoundsScroll(@NonNull final RecyclerView recyclerView,
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final int viewSize,
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final int viewSizeOutOfBounds,
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final int totalSize,
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final long msSinceStartScroll) {
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final int standardSpeed = super.interpolateOutOfBoundsScroll(recyclerView,
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viewSize, viewSizeOutOfBounds, totalSize, msSinceStartScroll);
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final int minimumAbsVelocity = Math.max(MINIMUM_INITIAL_DRAG_VELOCITY,
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Math.abs(standardSpeed));
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return minimumAbsVelocity * (int) Math.signum(viewSizeOutOfBounds);
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}
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@Override
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public boolean onMove(@NonNull final RecyclerView recyclerView,
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@NonNull final RecyclerView.ViewHolder source,
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@NonNull final RecyclerView.ViewHolder target) {
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// Allow swap LocalBookmarkPlaylistItemHolder and RemoteBookmarkPlaylistItemHolder.
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if (itemListAdapter == null
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|| source.getItemViewType() != target.getItemViewType()
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&& !(
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(
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(source instanceof LocalBookmarkPlaylistItemHolder)
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|| (source instanceof RemoteBookmarkPlaylistItemHolder)
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)
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&& (
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(target instanceof LocalBookmarkPlaylistItemHolder)
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|| (target instanceof RemoteBookmarkPlaylistItemHolder)
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))
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) {
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return false;
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}
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final int sourceIndex = source.getBindingAdapterPosition();
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final int targetIndex = target.getBindingAdapterPosition();
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final boolean isSwapped = itemListAdapter.swapItems(sourceIndex, targetIndex);
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if (isSwapped) {
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debounceSaver.saveChanges();
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}
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return isSwapped;
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}
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@Override
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public boolean isLongPressDragEnabled() {
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return false;
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}
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@Override
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public boolean isItemViewSwipeEnabled() {
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return false;
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}
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@Override
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public void onSwiped(@NonNull final RecyclerView.ViewHolder viewHolder,
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final int swipeDir) {
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// Do nothing.
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}
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};
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////////////
|
|
// Utils
|
|
///////////////////////////////////////////////////////////////////////////
|
|
|
|
private void showRemoteDeleteDialog(final PlaylistRemoteEntity item) {
|
|
showDeleteDialog(item.getName(), item);
|
|
}
|
|
|
|
private void showLocalDialog(final PlaylistMetadataEntry selectedItem) {
|
|
final DialogEditTextBinding dialogBinding
|
|
= DialogEditTextBinding.inflate(getLayoutInflater());
|
|
dialogBinding.dialogEditText.setHint(R.string.name);
|
|
dialogBinding.dialogEditText.setInputType(InputType.TYPE_CLASS_TEXT);
|
|
dialogBinding.dialogEditText.setText(selectedItem.name);
|
|
|
|
final AlertDialog.Builder builder = new AlertDialog.Builder(activity);
|
|
builder.setView(dialogBinding.getRoot())
|
|
.setPositiveButton(R.string.rename_playlist, (dialog, which) ->
|
|
changeLocalPlaylistName(
|
|
selectedItem.uid,
|
|
dialogBinding.dialogEditText.getText().toString()))
|
|
.setNegativeButton(R.string.cancel, null)
|
|
.setNeutralButton(R.string.delete, (dialog, which) -> {
|
|
showDeleteDialog(selectedItem.name, selectedItem);
|
|
dialog.dismiss();
|
|
})
|
|
.create()
|
|
.show();
|
|
}
|
|
|
|
private void showDeleteDialog(final String name, final PlaylistLocalItem item) {
|
|
if (activity == null || disposables == null) {
|
|
return;
|
|
}
|
|
|
|
new AlertDialog.Builder(activity)
|
|
.setTitle(name)
|
|
.setMessage(R.string.delete_playlist_prompt)
|
|
.setCancelable(true)
|
|
.setPositiveButton(R.string.delete, (dialog, i) -> deleteItem(item))
|
|
.setNegativeButton(R.string.cancel, null)
|
|
.show();
|
|
}
|
|
}
|