Implementation of song/album/artist page list

app/src/main/java/com/cappielloantonio/play/adapter/AlbumHorizontalAdapter.java

@@ -107,6 +107,8 @@ public class AlbumHorizontalAdapter extends RecyclerView.Adapter<AlbumHorizontal
 
             if (Objects.requireNonNull(Navigation.findNavController(view).getCurrentDestination()).getId() == R.id.homeFragment) {
                 Navigation.findNavController(view).navigate(R.id.action_homeFragment_to_albumPageFragment, bundle);
+            } else if (Objects.requireNonNull(Navigation.findNavController(view).getCurrentDestination()).getId() == R.id.albumListPageFragment) {
+                Navigation.findNavController(view).navigate(R.id.action_albumListPageFragment_to_albumPageFragment, bundle);
             }
         }
 

app/src/main/java/com/cappielloantonio/play/adapter/ArtistHorizontalAdapter.java

@@ -108,6 +108,8 @@ public class ArtistHorizontalAdapter extends RecyclerView.Adapter<ArtistHorizont
 
             if (Objects.requireNonNull(Navigation.findNavController(view).getCurrentDestination()).getId() == R.id.homeFragment) {
                 Navigation.findNavController(view).navigate(R.id.action_homeFragment_to_artistPageFragment, bundle);
+            } else if (Objects.requireNonNull(Navigation.findNavController(view).getCurrentDestination()).getId() == R.id.artistListPageFragment) {
+                Navigation.findNavController(view).navigate(R.id.action_artistListPageFragment_to_artistPageFragment, bundle);
             }
         }
 

app/src/main/java/com/cappielloantonio/play/database/dao/DownloadDao.java

@@ -13,7 +13,7 @@ import java.util.List;
 @Dao
 public interface DownloadDao {
     @Query("SELECT * FROM download")
-    LiveData<List<Download>> getAll();
+    List<Download> getAll();
 
     @Query("SELECT * FROM download LIMIT :size")
     LiveData<List<Download>> getSample(int size);

app/src/main/java/com/cappielloantonio/play/model/Album.java

@@ -14,6 +14,11 @@ import com.cappielloantonio.play.subsonic.models.AlbumID3;
 public class Album implements Parcelable {
     private static final String TAG = "Album";
 
+    public static final String RECENTLY_PLAYED = "RECENTLY_PLAYED";
+    public static final String MOST_PLAYED = "MOST_PLAYED";
+    public static final String RECENTLY_ADDED = "RECENTLY_ADDED";
+    public static final String STARRED = "STARRED";
+
     public String id;
     public String title;
     public int year;

app/src/main/java/com/cappielloantonio/play/model/Artist.java

@@ -21,6 +21,8 @@ import java.util.List;
 public class Artist implements Parcelable {
     private static final String TAG = "Artist";
 
+    public static final String STARRED = "STARRED";
+
     public List<Genre> genres;
     public List<Album> albums;
     public List<Song> songs;

app/src/main/java/com/cappielloantonio/play/model/Song.java

@@ -25,9 +25,8 @@ public class Song implements Parcelable {
     public static final String BY_GENRES = "BY_GENRES";
     public static final String BY_ARTIST = "BY_ARTIST";
     public static final String BY_YEAR = "BY_YEAR";
-    public static final String IS_FAVORITE = "IS_FAVORITE";
+    public static final String STARRED = "STARRED";
     public static final String DOWNLOADED = "DOWNLOADED";
-    public static final String RADIO = "RADIO";
 
     private String id;
     private String title;

app/src/main/java/com/cappielloantonio/play/repository/DownloadRepository.java

@@ -3,6 +3,7 @@ package com.cappielloantonio.play.repository;
 import android.app.Application;
 
 import androidx.lifecycle.LiveData;
+import androidx.lifecycle.MutableLiveData;
 
 import com.cappielloantonio.play.database.AppDatabase;
 import com.cappielloantonio.play.database.dao.DownloadDao;
@@ -20,7 +21,7 @@ public class DownloadRepository {
     private static final String TAG = "QueueRepository";
 
     private DownloadDao downloadDao;
-    private LiveData<List<Download>> listLiveDownload;
+    private MutableLiveData<List<Download>> listLiveDownload = new MutableLiveData<>(new ArrayList<>());
     private LiveData<List<Download>> listLiveDownloadSample;
 
     public DownloadRepository(Application application) {
@@ -28,9 +29,39 @@ public class DownloadRepository {
         downloadDao = database.downloadDao();
     }
 
-    public LiveData<List<Download>> getLiveDownload() {
+    public List<Download> getLiveDownload() {
-        listLiveDownload = downloadDao.getAll();
+        List<Download> downloads = new ArrayList<>();
-        return listLiveDownload;
+
+        GetDownloadThreadSafe getDownloads = new GetDownloadThreadSafe(downloadDao);
+        Thread thread = new Thread(getDownloads);
+        thread.start();
+
+        try {
+            thread.join();
+            downloads = getDownloads.getDownloads();
+        } catch (InterruptedException e) {
+            e.printStackTrace();
+        }
+
+        return downloads;
+    }
+
+    private static class GetDownloadThreadSafe implements Runnable {
+        private DownloadDao downloadDao;
+        private List<Download> downloads;
+
+        public GetDownloadThreadSafe(DownloadDao downloadDao) {
+            this.downloadDao = downloadDao;
+        }
+
+        @Override
+        public void run() {
+            downloads = downloadDao.getAll();
+        }
+
+        public List<Download> getDownloads() {
+            return downloads;
+        }
     }
 
     public LiveData<List<Download>> getLiveDownloadSample(int size) {

app/src/main/java/com/cappielloantonio/play/ui/fragment/AlbumListPageFragment.java

@@ -0,0 +1,111 @@
+package com.cappielloantonio.play.ui.fragment;
+
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import androidx.core.view.ViewCompat;
+import androidx.fragment.app.Fragment;
+import androidx.lifecycle.ViewModelProvider;
+import androidx.recyclerview.widget.LinearLayoutManager;
+
+import com.cappielloantonio.play.App;
+import com.cappielloantonio.play.adapter.AlbumHorizontalAdapter;
+import com.cappielloantonio.play.adapter.SongHorizontalAdapter;
+import com.cappielloantonio.play.databinding.FragmentAlbumListPageBinding;
+import com.cappielloantonio.play.databinding.FragmentSongListPageBinding;
+import com.cappielloantonio.play.model.Album;
+import com.cappielloantonio.play.model.Song;
+import com.cappielloantonio.play.repository.QueueRepository;
+import com.cappielloantonio.play.service.MusicPlayerRemote;
+import com.cappielloantonio.play.ui.activity.MainActivity;
+import com.cappielloantonio.play.viewmodel.AlbumListPageViewModel;
+import com.cappielloantonio.play.viewmodel.SongListPageViewModel;
+
+import java.util.Collections;
+
+public class AlbumListPageFragment extends Fragment {
+    private FragmentAlbumListPageBinding bind;
+
+    private MainActivity activity;
+    private AlbumListPageViewModel albumListPageViewModel;
+
+    private AlbumHorizontalAdapter albumHorizontalAdapter;
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+        activity = (MainActivity) getActivity();
+
+        bind = FragmentAlbumListPageBinding.inflate(inflater, container, false);
+        View view = bind.getRoot();
+        albumListPageViewModel = new ViewModelProvider(requireActivity()).get(AlbumListPageViewModel.class);
+
+        init();
+        initAppBar();
+        initAlbumListView();
+
+        return view;
+    }
+
+    @Override
+    public void onStart() {
+        super.onStart();
+        activity.setBottomNavigationBarVisibility(false);
+    }
+
+    @Override
+    public void onDestroyView() {
+        super.onDestroyView();
+        bind = null;
+    }
+
+    private void init() {
+        if(getArguments().getString(Album.RECENTLY_PLAYED) != null) {
+            albumListPageViewModel.title = Album.RECENTLY_PLAYED;
+            bind.pageTitleLabel.setText("Recently played albums");
+        }
+        else if(getArguments().getString(Album.MOST_PLAYED) != null) {
+            albumListPageViewModel.title = Album.MOST_PLAYED;
+            bind.pageTitleLabel.setText("Most played albums");
+        }
+        else if(getArguments().getString(Album.RECENTLY_ADDED) != null) {
+            albumListPageViewModel.title = Album.RECENTLY_ADDED;
+            bind.pageTitleLabel.setText("Recently added albums");
+        }
+        else if(getArguments().getString(Album.STARRED) != null) {
+            albumListPageViewModel.title = Album.STARRED;
+            bind.pageTitleLabel.setText("Starred albums");
+        }
+    }
+
+    private void initAppBar() {
+        activity.setSupportActionBar(bind.toolbar);
+
+        if (activity.getSupportActionBar() != null) {
+            activity.getSupportActionBar().setDisplayHomeAsUpEnabled(true);
+            activity.getSupportActionBar().setDisplayShowHomeEnabled(true);
+        }
+
+        bind.toolbar.setNavigationOnClickListener(v -> {
+            activity.navController.navigateUp();
+        });
+
+        bind.appBarLayout.addOnOffsetChangedListener((appBarLayout, verticalOffset) -> {
+            if ((bind.albumInfoSector.getHeight() + verticalOffset) < (2 * ViewCompat.getMinimumHeight(bind.toolbar))) {
+                bind.toolbar.setTitle("Albums");
+            } else {
+                bind.toolbar.setTitle("");
+            }
+        });
+    }
+
+    private void initAlbumListView() {
+        bind.albumListRecyclerView.setLayoutManager(new LinearLayoutManager(requireContext()));
+        bind.albumListRecyclerView.setHasFixedSize(true);
+
+        albumHorizontalAdapter = new AlbumHorizontalAdapter(activity, requireContext(), getChildFragmentManager());
+        bind.albumListRecyclerView.setAdapter(albumHorizontalAdapter);
+        albumListPageViewModel.getAlbumList(requireActivity()).observe(requireActivity(), albums -> albumHorizontalAdapter.setItems(albums));
+    }
+}

app/src/main/java/com/cappielloantonio/play/ui/fragment/ArtistListPageFragment.java

@@ -0,0 +1,93 @@
+package com.cappielloantonio.play.ui.fragment;
+
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import androidx.core.view.ViewCompat;
+import androidx.fragment.app.Fragment;
+import androidx.lifecycle.ViewModelProvider;
+import androidx.recyclerview.widget.LinearLayoutManager;
+
+import com.cappielloantonio.play.adapter.AlbumHorizontalAdapter;
+import com.cappielloantonio.play.adapter.ArtistHorizontalAdapter;
+import com.cappielloantonio.play.databinding.FragmentAlbumListPageBinding;
+import com.cappielloantonio.play.databinding.FragmentArtistListPageBinding;
+import com.cappielloantonio.play.model.Album;
+import com.cappielloantonio.play.ui.activity.MainActivity;
+import com.cappielloantonio.play.viewmodel.AlbumListPageViewModel;
+import com.cappielloantonio.play.viewmodel.ArtistListPageViewModel;
+
+public class ArtistListPageFragment extends Fragment {
+    private FragmentArtistListPageBinding bind;
+
+    private MainActivity activity;
+    private ArtistListPageViewModel artistListPageViewModel;
+
+    private ArtistHorizontalAdapter artistHorizontalAdapter;
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+        activity = (MainActivity) getActivity();
+
+        bind = FragmentArtistListPageBinding.inflate(inflater, container, false);
+        View view = bind.getRoot();
+        artistListPageViewModel = new ViewModelProvider(requireActivity()).get(ArtistListPageViewModel.class);
+
+        init();
+        initAppBar();
+        initArtistListView();
+
+        return view;
+    }
+
+    @Override
+    public void onStart() {
+        super.onStart();
+        activity.setBottomNavigationBarVisibility(false);
+    }
+
+    @Override
+    public void onDestroyView() {
+        super.onDestroyView();
+        bind = null;
+    }
+
+    private void init() {
+        if(getArguments().getString(Album.STARRED) != null) {
+            artistListPageViewModel.title = Album.STARRED;
+            bind.pageTitleLabel.setText("Starred artists");
+        }
+    }
+
+    private void initAppBar() {
+        activity.setSupportActionBar(bind.toolbar);
+
+        if (activity.getSupportActionBar() != null) {
+            activity.getSupportActionBar().setDisplayHomeAsUpEnabled(true);
+            activity.getSupportActionBar().setDisplayShowHomeEnabled(true);
+        }
+
+        bind.toolbar.setNavigationOnClickListener(v -> {
+            activity.navController.navigateUp();
+        });
+
+        bind.appBarLayout.addOnOffsetChangedListener((appBarLayout, verticalOffset) -> {
+            if ((bind.artistInfoSector.getHeight() + verticalOffset) < (2 * ViewCompat.getMinimumHeight(bind.toolbar))) {
+                bind.toolbar.setTitle("Artists");
+            } else {
+                bind.toolbar.setTitle("");
+            }
+        });
+    }
+
+    private void initArtistListView() {
+        bind.artistListRecyclerView.setLayoutManager(new LinearLayoutManager(requireContext()));
+        bind.artistListRecyclerView.setHasFixedSize(true);
+
+        artistHorizontalAdapter = new ArtistHorizontalAdapter(activity, requireContext(), getChildFragmentManager());
+        bind.artistListRecyclerView.setAdapter(artistHorizontalAdapter);
+        artistListPageViewModel.getArtistList().observe(requireActivity(), artists -> artistHorizontalAdapter.setItems(artists));
+    }
+}

app/src/main/java/com/cappielloantonio/play/ui/fragment/HomeFragment.java

@@ -4,7 +4,6 @@ import android.os.Bundle;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
-import android.widget.Toast;
 
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
@@ -25,15 +24,14 @@ import com.cappielloantonio.play.adapter.RecentMusicAdapter;
 import com.cappielloantonio.play.adapter.SongHorizontalAdapter;
 import com.cappielloantonio.play.adapter.YearAdapter;
 import com.cappielloantonio.play.databinding.FragmentHomeBinding;
-import com.cappielloantonio.play.interfaces.MediaCallback;
+import com.cappielloantonio.play.model.Album;
+import com.cappielloantonio.play.model.Artist;
 import com.cappielloantonio.play.model.Song;
 import com.cappielloantonio.play.ui.activity.MainActivity;
 import com.cappielloantonio.play.util.MappingUtil;
 import com.cappielloantonio.play.util.UIUtil;
 import com.cappielloantonio.play.viewmodel.HomeViewModel;
 
-import java.util.List;
-
 public class HomeFragment extends Fragment {
     private static final String TAG = "CategoriesFragment";
 
@@ -98,38 +96,38 @@ public class HomeFragment extends Fragment {
     private void init() {
         bind.recentlyAddedAlbumsTextViewClickable.setOnClickListener(v -> {
             Bundle bundle = new Bundle();
-            bundle.putString(Song.RECENTLY_ADDED, Song.RECENTLY_ADDED);
+            bundle.putString(Album.RECENTLY_ADDED, Album.RECENTLY_ADDED);
-            activity.navController.navigate(R.id.action_homeFragment_to_songListPageFragment, bundle);
+            activity.navController.navigate(R.id.action_homeFragment_to_albumListPageFragment, bundle);
         });
 
         bind.recentlyPlayedAlbumsTextViewClickable.setOnClickListener(v -> {
             Bundle bundle = new Bundle();
-            bundle.putString(Song.RECENTLY_PLAYED, Song.RECENTLY_PLAYED);
+            bundle.putString(Album.RECENTLY_PLAYED, Album.RECENTLY_PLAYED);
-            activity.navController.navigate(R.id.action_homeFragment_to_songListPageFragment, bundle);
+            activity.navController.navigate(R.id.action_homeFragment_to_albumListPageFragment, bundle);
         });
 
         bind.mostPlayedAlbumsTextViewClickable.setOnClickListener(v -> {
             Bundle bundle = new Bundle();
-            bundle.putString(Song.MOST_PLAYED, Song.MOST_PLAYED);
+            bundle.putString(Album.MOST_PLAYED, Album.MOST_PLAYED);
-            activity.navController.navigate(R.id.action_homeFragment_to_songListPageFragment, bundle);
+            activity.navController.navigate(R.id.action_homeFragment_to_albumListPageFragment, bundle);
         });
 
         bind.starredTracksTextViewClickable.setOnClickListener(v -> {
             Bundle bundle = new Bundle();
-            bundle.putString(Song.IS_FAVORITE, Song.IS_FAVORITE);
+            bundle.putString(Song.STARRED, Song.STARRED);
             activity.navController.navigate(R.id.action_homeFragment_to_songListPageFragment, bundle);
         });
 
         bind.starredAlbumsTextViewClickable.setOnClickListener(v -> {
             Bundle bundle = new Bundle();
-            bundle.putString(Song.IS_FAVORITE, Song.IS_FAVORITE);
+            bundle.putString(Album.STARRED, Album.STARRED);
-            activity.navController.navigate(R.id.action_homeFragment_to_songListPageFragment, bundle);
+            activity.navController.navigate(R.id.action_homeFragment_to_albumListPageFragment, bundle);
         });
 
         bind.starredArtistsTextViewClickable.setOnClickListener(v -> {
             Bundle bundle = new Bundle();
-            bundle.putString(Song.IS_FAVORITE, Song.IS_FAVORITE);
+            bundle.putString(Artist.STARRED, Artist.STARRED);
-            activity.navController.navigate(R.id.action_homeFragment_to_songListPageFragment, bundle);
+            activity.navController.navigate(R.id.action_homeFragment_to_artistListPageFragment, bundle);
         });
 
         bind.downloadedTracksTextViewClickable.setOnClickListener(v -> {
@@ -180,6 +178,8 @@ public class HomeFragment extends Fragment {
     }
 
     private void initYearSongView() {
+        if(bind != null) bind.homeFlashbackSector.setVisibility(!homeViewModel.getYearList().isEmpty() ? View.VISIBLE : View.GONE);
+
         bind.yearsRecyclerView.setLayoutManager(new LinearLayoutManager(requireContext(), LinearLayoutManager.HORIZONTAL, false));
         bind.yearsRecyclerView.setHasFixedSize(true);
 

app/src/main/java/com/cappielloantonio/play/ui/fragment/SongListPageFragment.java

@@ -60,25 +60,25 @@ public class SongListPageFragment extends Fragment {
     private void init() {
         if(getArguments().getString(Song.RECENTLY_PLAYED) != null) {
             songListPageViewModel.title = Song.RECENTLY_PLAYED;
-            bind.pageTitleLabel.setText("Recently played songs");
+            bind.pageTitleLabel.setText("Recently played tracks");
         }
         else if(getArguments().getString(Song.MOST_PLAYED) != null) {
             songListPageViewModel.title = Song.MOST_PLAYED;
-            bind.pageTitleLabel.setText("Most played songs");
+            bind.pageTitleLabel.setText("Most played tracks");
         }
         else if(getArguments().getString(Song.RECENTLY_ADDED) != null) {
             songListPageViewModel.title = Song.RECENTLY_ADDED;
-            bind.pageTitleLabel.setText("Recently added song");
+            bind.pageTitleLabel.setText("Recently added tracks");
         }
         else if(getArguments().getString(Song.BY_GENRE) != null) {
             songListPageViewModel.title = Song.BY_GENRE;
             songListPageViewModel.genre = getArguments().getParcelable("genre_object");
-            bind.pageTitleLabel.setText(songListPageViewModel.genre.getName() + ": all songs");
+            bind.pageTitleLabel.setText(songListPageViewModel.genre.getName() + ": all tracks");
         }
         else if(getArguments().getString(Song.BY_ARTIST) != null) {
             songListPageViewModel.title = Song.BY_ARTIST;
             songListPageViewModel.artist = getArguments().getParcelable("artist_object");
-            bind.pageTitleLabel.setText(songListPageViewModel.artist.getName() + "'s top songs");
+            bind.pageTitleLabel.setText(songListPageViewModel.artist.getName() + "'s top tracks");
         }
         else if(getArguments().getString(Song.BY_GENRES) != null) {
             songListPageViewModel.title = Song.BY_GENRES;
@@ -91,19 +91,14 @@ public class SongListPageFragment extends Fragment {
             songListPageViewModel.year = getArguments().getInt("year_object");
             bind.pageTitleLabel.setText("Year " + songListPageViewModel.year);
         }
-        else if(getArguments().getString(Song.IS_FAVORITE) != null) {
+        else if(getArguments().getString(Song.STARRED) != null) {
-            songListPageViewModel.title = Song.IS_FAVORITE;
+            songListPageViewModel.title = Song.STARRED;
-            bind.pageTitleLabel.setText("Favourite song");
+            bind.pageTitleLabel.setText("Starred tracks");
         }
         else if(getArguments().getString(Song.DOWNLOADED) != null) {
             songListPageViewModel.title = Song.DOWNLOADED;
             bind.pageTitleLabel.setText("Downloaded");
         }
-        else if(getArguments().getString(Song.RADIO) != null) {
-            songListPageViewModel.title = Song.IS_FAVORITE;
-            songListPageViewModel.year = getArguments().getInt("radio_object");
-            bind.pageTitleLabel.setText("Radio");
-        }
     }
 
     private void initAppBar() {

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

@@ -0,0 +1,63 @@
+package com.cappielloantonio.play.viewmodel;
+
+import android.app.Application;
+import android.text.TextUtils;
+
+import androidx.annotation.NonNull;
+import androidx.fragment.app.FragmentActivity;
+import androidx.lifecycle.AndroidViewModel;
+import androidx.lifecycle.LiveData;
+import androidx.lifecycle.MutableLiveData;
+
+import com.cappielloantonio.play.model.Album;
+import com.cappielloantonio.play.model.Artist;
+import com.cappielloantonio.play.model.Genre;
+import com.cappielloantonio.play.model.Song;
+import com.cappielloantonio.play.repository.AlbumRepository;
+import com.cappielloantonio.play.repository.DownloadRepository;
+import com.cappielloantonio.play.repository.SongRepository;
+import com.cappielloantonio.play.util.MappingUtil;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class AlbumListPageViewModel extends AndroidViewModel {
+    private AlbumRepository albumRepository;
+
+    public String title;
+
+    private MutableLiveData<List<Album>> albumList;
+
+    public AlbumListPageViewModel(@NonNull Application application) {
+        super(application);
+
+        albumRepository = new AlbumRepository(application);
+    }
+
+    public LiveData<List<Album>> getAlbumList(FragmentActivity activity) {
+        albumList = new MutableLiveData<>(new ArrayList<>());
+
+        switch (title) {
+            case Song.RECENTLY_PLAYED:
+                albumRepository.getAlbums("recent", 500).observe(activity, albums -> {
+                    albumList.setValue(albums);
+                });
+                break;
+            case Song.MOST_PLAYED:
+                albumRepository.getAlbums("frequent", 500).observe(activity, albums -> {
+                    albumList.setValue(albums);
+                });
+                break;
+            case Song.RECENTLY_ADDED:
+                albumRepository.getAlbums("newest", 500).observe(activity, albums -> {
+                    albumList.setValue(albums);
+                });
+                break;
+            case Song.STARRED:
+                albumList = albumRepository.getStarredAlbums();
+                break;
+        }
+
+        return albumList;
+    }
+}

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

@@ -0,0 +1,44 @@
+package com.cappielloantonio.play.viewmodel;
+
+import android.app.Application;
+
+import androidx.annotation.NonNull;
+import androidx.fragment.app.FragmentActivity;
+import androidx.lifecycle.AndroidViewModel;
+import androidx.lifecycle.LiveData;
+import androidx.lifecycle.MutableLiveData;
+
+import com.cappielloantonio.play.model.Album;
+import com.cappielloantonio.play.model.Artist;
+import com.cappielloantonio.play.model.Song;
+import com.cappielloantonio.play.repository.AlbumRepository;
+import com.cappielloantonio.play.repository.ArtistRepository;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class ArtistListPageViewModel extends AndroidViewModel {
+    private ArtistRepository artistRepository;
+
+    public String title;
+
+    private MutableLiveData<List<Artist>> artistList;
+
+    public ArtistListPageViewModel(@NonNull Application application) {
+        super(application);
+
+        artistRepository = new ArtistRepository(application);
+    }
+
+    public LiveData<List<Artist>> getArtistList() {
+        artistList = new MutableLiveData<>(new ArrayList<>());
+
+        switch (title) {
+            case Song.STARRED:
+                artistList = artistRepository.getStarredArtists();
+                break;
+        }
+
+        return artistList;
+    }
+}

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

@@ -1,37 +1,52 @@
 package com.cappielloantonio.play.viewmodel;
 
 import android.app.Application;
+import android.content.Context;
 import android.text.TextUtils;
+import android.view.View;
 
 import androidx.annotation.NonNull;
 import androidx.lifecycle.AndroidViewModel;
 import androidx.lifecycle.LiveData;
+import androidx.lifecycle.MutableLiveData;
 
+import com.cappielloantonio.play.App;
 import com.cappielloantonio.play.model.Artist;
+import com.cappielloantonio.play.model.Download;
 import com.cappielloantonio.play.model.Genre;
 import com.cappielloantonio.play.model.Song;
+import com.cappielloantonio.play.repository.DownloadRepository;
 import com.cappielloantonio.play.repository.SongRepository;
+import com.cappielloantonio.play.util.MappingUtil;
 
 import java.util.ArrayList;
 import java.util.List;
 
 public class SongListPageViewModel extends AndroidViewModel {
+    private SongRepository songRepository;
+    private DownloadRepository downloadRepository;
+
     public String title;
     public Genre genre;
     public Artist artist;
+
     public ArrayList<String> filters = new ArrayList<>();
     public ArrayList<String> filterNames = new ArrayList<>();
+
     public int year = 0;
-    private SongRepository songRepository;
+
-    private LiveData<List<Song>> songList;
+    private MutableLiveData<List<Song>> songList;
 
     public SongListPageViewModel(@NonNull Application application) {
         super(application);
 
         songRepository = new SongRepository(application);
+        downloadRepository = new DownloadRepository(application);
     }
 
     public LiveData<List<Song>> getSongList() {
+        songList = new MutableLiveData<>(new ArrayList<>());
+
         switch (title) {
             case Song.RECENTLY_PLAYED:
                 // songList = songRepository.getListLiveRecentlyPlayedSampleSong(100);
@@ -54,11 +69,11 @@ public class SongListPageViewModel extends AndroidViewModel {
             case Song.BY_YEAR:
                 // songList = songRepository.getSongByYearListLive(year);
                 break;
-            case Song.IS_FAVORITE:
+            case Song.STARRED:
-                // songList = songRepository.getListLiveFavoritesSong();
+                songList = songRepository.getStarredSongs();
                 break;
             case Song.DOWNLOADED:
-                // songList = songRepository.getListLiveDownloadedSong();
+                songList.setValue(MappingUtil.mapDownload(downloadRepository.getLiveDownload()));
                 break;
         }
 

app/src/main/res/layout/fragment_album_list_page.xml

@@ -0,0 +1,62 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical">
+
+    <androidx.appcompat.widget.Toolbar
+        android:id="@+id/toolbar"
+        android:layout_width="match_parent"
+        android:layout_height="?attr/actionBarSize"
+        android:theme="@style/SearchViewStyle"
+        app:layout_collapseMode="pin"
+        app:navigationIcon="@drawable/ic_arrow_back" />
+
+    <androidx.coordinatorlayout.widget.CoordinatorLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:paddingTop="8dp">
+
+        <com.google.android.material.appbar.AppBarLayout
+            android:id="@+id/app_bar_layout"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            app:elevation="0dp">
+
+            <androidx.constraintlayout.widget.ConstraintLayout
+                android:id="@+id/album_info_sector"
+                android:layout_width="match_parent"
+                android:layout_height="172dp"
+                android:clipChildren="false"
+                app:layout_scrollFlags="scroll|exitUntilCollapsed|snap">
+
+                <TextView
+                    android:id="@+id/page_title_label"
+                    style="@style/HeadlineTextView"
+                    android:layout_width="0dp"
+                    android:layout_height="wrap_content"
+                    android:paddingStart="16dp"
+                    android:paddingTop="16dp"
+                    android:paddingEnd="16dp"
+                    android:paddingBottom="24dp"
+                    android:text="@string/label_placeholder"
+                    app:layout_constraintBottom_toBottomOf="parent"
+                    app:layout_constraintEnd_toEndOf="parent"
+                    app:layout_constraintStart_toStartOf="parent" />
+
+            </androidx.constraintlayout.widget.ConstraintLayout>
+        </com.google.android.material.appbar.AppBarLayout>
+
+        <androidx.recyclerview.widget.RecyclerView
+            android:id="@+id/album_list_recycler_view"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:layout_marginTop="8dp"
+            android:layout_marginBottom="8dp"
+            android:clipToPadding="false"
+            android:paddingBottom="@dimen/global_padding_bottom"
+            app:layout_behavior="@string/appbar_scrolling_view_behavior" />
+    </androidx.coordinatorlayout.widget.CoordinatorLayout>
+</LinearLayout>
+

app/src/main/res/layout/fragment_artist_list_page.xml

@@ -0,0 +1,62 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical">
+
+    <androidx.appcompat.widget.Toolbar
+        android:id="@+id/toolbar"
+        android:layout_width="match_parent"
+        android:layout_height="?attr/actionBarSize"
+        android:theme="@style/SearchViewStyle"
+        app:layout_collapseMode="pin"
+        app:navigationIcon="@drawable/ic_arrow_back" />
+
+    <androidx.coordinatorlayout.widget.CoordinatorLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:paddingTop="8dp">
+
+        <com.google.android.material.appbar.AppBarLayout
+            android:id="@+id/app_bar_layout"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            app:elevation="0dp">
+
+            <androidx.constraintlayout.widget.ConstraintLayout
+                android:id="@+id/artist_info_sector"
+                android:layout_width="match_parent"
+                android:layout_height="172dp"
+                android:clipChildren="false"
+                app:layout_scrollFlags="scroll|exitUntilCollapsed|snap">
+
+                <TextView
+                    android:id="@+id/page_title_label"
+                    style="@style/HeadlineTextView"
+                    android:layout_width="0dp"
+                    android:layout_height="wrap_content"
+                    android:paddingStart="16dp"
+                    android:paddingTop="16dp"
+                    android:paddingEnd="16dp"
+                    android:paddingBottom="24dp"
+                    android:text="@string/label_placeholder"
+                    app:layout_constraintBottom_toBottomOf="parent"
+                    app:layout_constraintEnd_toEndOf="parent"
+                    app:layout_constraintStart_toStartOf="parent" />
+
+            </androidx.constraintlayout.widget.ConstraintLayout>
+        </com.google.android.material.appbar.AppBarLayout>
+
+        <androidx.recyclerview.widget.RecyclerView
+            android:id="@+id/artist_list_recycler_view"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:layout_marginTop="8dp"
+            android:layout_marginBottom="8dp"
+            android:clipToPadding="false"
+            android:paddingBottom="@dimen/global_padding_bottom"
+            app:layout_behavior="@string/appbar_scrolling_view_behavior" />
+    </androidx.coordinatorlayout.widget.CoordinatorLayout>
+</LinearLayout>
+

app/src/main/res/navigation/nav_graph.xml

@@ -42,6 +42,12 @@
         <action
             android:id="@+id/action_homeFragment_to_songListPageFragment"
             app:destination="@id/songListPageFragment" />
+        <action
+            android:id="@+id/action_homeFragment_to_albumListPageFragment"
+            app:destination="@id/albumListPageFragment" />
+        <action
+            android:id="@+id/action_homeFragment_to_artistListPageFragment"
+            app:destination="@id/artistListPageFragment" />
         <action
             android:id="@+id/action_homeFragment_to_settingsFragment"
             app:destination="@id/settingsFragment" />
@@ -181,6 +187,24 @@
         android:name="com.cappielloantonio.play.ui.fragment.SongListPageFragment"
         android:label="SongListPageFragment"
         tools:layout="@layout/fragment_song_list_page" />
+    <fragment
+        android:id="@+id/albumListPageFragment"
+        android:name="com.cappielloantonio.play.ui.fragment.AlbumListPageFragment"
+        android:label="AlbumListPageFragment"
+        tools:layout="@layout/fragment_album_list_page">
+        <action
+            android:id="@+id/action_albumListPageFragment_to_albumPageFragment"
+            app:destination="@id/albumPageFragment" />
+    </fragment>
+    <fragment
+        android:id="@+id/artistListPageFragment"
+        android:name="com.cappielloantonio.play.ui.fragment.ArtistListPageFragment"
+        android:label="ArtistListPageFragment"
+        tools:layout="@layout/fragment_artist_list_page">
+        <action
+            android:id="@+id/action_artistListPageFragment_to_artistPageFragment"
+            app:destination="@id/artistPageFragment" />
+    </fragment>
     <fragment
         android:id="@+id/playlistPageFragment"
         android:name="com.cappielloantonio.play.ui.fragment.PlaylistPageFragment"