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Add playlist catalogue page and item

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This commit is contained in:
CappielloAntonio 2021-04-20 15:59:21 +02:00
parent 717986ea2c
commit ee8509032a
15 changed files with 411 additions and 60 deletions
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39
app/src/main/java/com/cappielloantonio/play/repository/PlaylistRepository.java
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@ -6,7 +6,9 @@ import androidx.lifecycle.LiveData;
import com.cappielloantonio.play.database.AppDatabase;
import com.cappielloantonio.play.database.dao.PlaylistDao;
import com.cappielloantonio.play.database.dao.SongDao;
import com.cappielloantonio.play.model.Playlist;
import com.cappielloantonio.play.model.Song;
import java.util.ArrayList;
import java.util.List;
@ -65,4 +67,41 @@ public class PlaylistRepository {
playlistDao.deleteAll();
}
}
public List<Playlist> getRandomSample(int number) {
List<Playlist> sample = new ArrayList<>();
PickRandomThreadSafe randomThread = new PickRandomThreadSafe(playlistDao, number);
Thread thread = new Thread(randomThread);
thread.start();
try {
thread.join();
sample = randomThread.getSample();
} catch (InterruptedException e) {
e.printStackTrace();
}
return sample;
}
private static class PickRandomThreadSafe implements Runnable {
private PlaylistDao playlistDao;
private int elementNumber;
private List<Playlist> sample;
public PickRandomThreadSafe(PlaylistDao playlistDao, int number) {
this.playlistDao = playlistDao;
this.elementNumber = number;
}
@Override
public void run() {
sample = playlistDao.random(elementNumber);
}
public List<Playlist> getSample() {
return sample;
}
}
}