Add experimental bottom sheet player

app/src/main/java/com/cappielloantonio/play/viewmodel/MainViewModel.java

@@ -0,0 +1,31 @@
+package com.cappielloantonio.play.viewmodel;
+
+import android.app.Application;
+
+import androidx.annotation.NonNull;
+import androidx.lifecycle.AndroidViewModel;
+
+import com.cappielloantonio.play.repository.QueueRepository;
+
+public class MainViewModel extends AndroidViewModel {
+    private static final String TAG = "SearchViewModel";
+
+    private QueueRepository queueRepository;
+
+    public MainViewModel(@NonNull Application application) {
+        super(application);
+
+        queueRepository = new QueueRepository(application);
+    }
+
+    public boolean isQueueLoaded() {
+        if(queueRepository.count() == 0)
+            return false;
+
+        return true;
+    }
+
+    public void deleteQueue(){
+        queueRepository.deleteAll();
+    }
+}

app/src/main/java/com/cappielloantonio/play/viewmodel/PlayerBottomSheetViewModel.java

@@ -0,0 +1,48 @@
+package com.cappielloantonio.play.viewmodel;
+
+import android.app.Application;
+
+import androidx.annotation.NonNull;
+import androidx.lifecycle.AndroidViewModel;
+import androidx.lifecycle.LiveData;
+import androidx.lifecycle.MutableLiveData;
+
+import com.cappielloantonio.play.model.Song;
+import com.cappielloantonio.play.repository.QueueRepository;
+
+import java.util.List;
+
+public class PlayerBottomSheetViewModel extends AndroidViewModel {
+    private static final String TAG = "HomeViewModel";
+    private QueueRepository queueRepository;
+
+    private LiveData<List<Song>> queueSong;
+    private LiveData<Song> nowPlayingSong = new MutableLiveData<>();
+
+
+    public PlayerBottomSheetViewModel(@NonNull Application application) {
+        super(application);
+
+        queueRepository = new QueueRepository(application);
+
+        queueSong = queueRepository.getLiveQueue();
+    }
+
+    public LiveData<List<Song>> getQueueSong() {
+        return queueSong;
+    }
+
+    public LiveData<Song> getNowPlayingSong() {
+        return nowPlayingSong;
+    }
+
+    public LiveData<Song> setNowPlayingSong(int position) {
+         Song song = queueRepository.getSongs().get(position);
+
+        if(song != null) {
+            nowPlayingSong = new MutableLiveData<>(song);
+        }
+
+        return nowPlayingSong;
+    }
+}