Merge pull request #2837 from decarvalhobo/dev

Playlist thumbnail updates

app/src/main/java/org/schabi/newpipe/local/dialog/PlaylistAppendDialog.java

@@ -1,15 +1,16 @@
 package org.schabi.newpipe.local.dialog;
 
 import android.os.Bundle;
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-import androidx.recyclerview.widget.LinearLayoutManager;
-import androidx.recyclerview.widget.RecyclerView;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.Toast;
 
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.recyclerview.widget.LinearLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
+
 import org.schabi.newpipe.NewPipeDatabase;
 import org.schabi.newpipe.R;
 import org.schabi.newpipe.database.LocalItem;
@@ -152,6 +153,12 @@ public final class PlaylistAppendDialog extends PlaylistDialog {
         final Toast successToast = Toast.makeText(getContext(),
                 R.string.playlist_add_stream_success, Toast.LENGTH_SHORT);
 
+        if (playlist.thumbnailUrl.equals("drawable://" + R.drawable.dummy_thumbnail_playlist)) {
+            playlistDisposables.add(manager.changePlaylistThumbnail(playlist.uid, streams.get(0).getThumbnailUrl())
+                    .observeOn(AndroidSchedulers.mainThread())
+                    .subscribe(ignored -> successToast.show()));
+        }
+
         playlistDisposables.add(manager.appendToPlaylist(playlist.uid, streams)
                 .observeOn(AndroidSchedulers.mainThread())
                 .subscribe(ignored -> successToast.show()));

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

@@ -4,11 +4,6 @@ import android.app.Activity;
 import android.content.Context;
 import android.os.Bundle;
 import android.os.Parcelable;
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-import androidx.appcompat.app.AlertDialog;
-import androidx.recyclerview.widget.RecyclerView;
-import androidx.recyclerview.widget.ItemTouchHelper;
 import android.text.TextUtils;
 import android.util.Log;
 import android.view.LayoutInflater;
@@ -18,6 +13,12 @@ import android.widget.EditText;
 import android.widget.TextView;
 import android.widget.Toast;
 
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.appcompat.app.AlertDialog;
+import androidx.recyclerview.widget.ItemTouchHelper;
+import androidx.recyclerview.widget.RecyclerView;
+
 import org.reactivestreams.Subscriber;
 import org.reactivestreams.Subscription;
 import org.schabi.newpipe.NewPipeDatabase;
@@ -413,10 +414,25 @@ public class LocalPlaylistFragment extends BaseLocalListFragment<List<PlaylistSt
         disposables.add(disposable);
     }
 
+    private void updateThumbnailUrl() {
+        String newThumbnailUrl;
+
+        if (!itemListAdapter.getItemsList().isEmpty()) {
+            newThumbnailUrl = ((PlaylistStreamEntry) itemListAdapter.getItemsList().get(0)).thumbnailUrl;
+        } else {
+            newThumbnailUrl = "drawable://" + R.drawable.dummy_thumbnail_playlist;
+        }
+
+        changeThumbnailUrl(newThumbnailUrl);
+    }
+
     private void deleteItem(final PlaylistStreamEntry item) {
         if (itemListAdapter == null) return;
 
         itemListAdapter.removeItem(item);
+        if (playlistManager.getPlaylistThumbnail(playlistId).equals(item.thumbnailUrl))
+            updateThumbnailUrl();
+
         setVideoCount(itemListAdapter.getItemsList().size());
         saveChanges();
     }

app/src/main/java/org/schabi/newpipe/local/playlist/LocalPlaylistManager.java

@@ -103,6 +103,10 @@ public class LocalPlaylistManager {
         return modifyPlaylist(playlistId, null, thumbnailUrl);
     }
 
+    public String getPlaylistThumbnail(final long playlistId) {
+        return playlistTable.getPlaylist(playlistId).blockingFirst().get(0).getThumbnailUrl();
+    }
+
     private Maybe<Integer> modifyPlaylist(final long playlistId,
                                           @Nullable final String name,
                                           @Nullable final String thumbnailUrl) {