Added the ability to refresh samples on the home page

.idea/misc.xml

@@ -22,6 +22,7 @@
         <entry key="app/src/main/res/layout/fragment_artist_page.xml" value="0.1" />
         <entry key="app/src/main/res/layout/fragment_home.xml" value="0.2212962962962963" />
         <entry key="app/src/main/res/layout/fragment_login.xml" value="0.3166496424923391" />
+        <entry key="app/src/main/res/layout/item_home_discover_song.xml" value="0.3166496424923391" />
         <entry key="app/src/main/res/layout/item_horizontal_album.xml" value="0.3166496424923391" />
         <entry key="app/src/main/res/layout/item_horizontal_track.xml" value="0.1" />
         <entry key="app/src/main/res/layout/item_login_server.xml" value="0.25" />

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

@@ -38,7 +38,7 @@ public class AlbumRepository {
         this.application = application;
     }
 
-    public LiveData<List<Album>> getAlbums(String type, int size) {
+    public MutableLiveData<List<Album>> getAlbums(String type, int size) {
         App.getSubsonicClientInstance(application, false)
                 .getAlbumSongListClient()
                 .getAlbumList2(type, size, 0, null, null)

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

@@ -138,6 +138,41 @@ public class HomeFragment extends Fragment {
         });
 
         bind.homeSettingsImageView.setOnClickListener(v -> activity.navController.navigate(R.id.action_homeFragment_to_settingsFragment));
+
+        bind.musicDiscoveryTextViewRefreshable.setOnLongClickListener(v -> {
+            homeViewModel.refreshDiscoverySongSample(requireActivity());
+            return true;
+        });
+
+        bind.recentlyPlayedAlbumsTextViewRefreshable.setOnLongClickListener(v -> {
+            homeViewModel.refreshRecentlyPlayedAlbumList(requireActivity());
+            return true;
+        });
+
+        bind.mostPlayedAlbumsTextViewRefreshable.setOnLongClickListener(v -> {
+            homeViewModel.refreshMostPlayedAlbums(requireActivity());
+            return true;
+        });
+
+        bind.recentlyAddedAlbumsTextViewRefreshable.setOnLongClickListener(v -> {
+            homeViewModel.refreshMostRecentlyAddedAlbums(requireActivity());
+            return true;
+        });
+
+        bind.starredTracksTextViewRefreshable.setOnLongClickListener(v -> {
+            homeViewModel.refreshStarredTracks(requireActivity());
+            return true;
+        });
+
+        bind.starredAlbumsTextViewRefreshable.setOnLongClickListener(v -> {
+            homeViewModel.refreshStarredAlbums(requireActivity());
+            return true;
+        });
+
+        bind.starredArtistsTextViewRefreshable.setOnLongClickListener(v -> {
+            homeViewModel.refreshStarredArtists(requireActivity());
+            return true;
+        });
     }
 
     private void initDiscoverSongSlideView() {

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

@@ -78,6 +78,23 @@ public class LibraryFragment extends Fragment {
         bind.artistCatalogueTextViewClickable.setOnClickListener(v -> activity.navController.navigate(R.id.action_libraryFragment_to_artistCatalogueFragment));
         bind.genreCatalogueTextViewClickable.setOnClickListener(v -> activity.navController.navigate(R.id.action_libraryFragment_to_genreCatalogueFragment));
         bind.playlistCatalogueTextViewClickable.setOnClickListener(v -> activity.navController.navigate(R.id.action_libraryFragment_to_playlistCatalogueFragment));
+
+        bind.albumCatalogueSampleTextViewRefreshable.setOnLongClickListener(view -> {
+            libraryViewModel.refreshAlbumSample(requireActivity());
+            return true;
+        });
+        bind.artistCatalogueSampleTextViewRefreshable.setOnLongClickListener(view -> {
+            libraryViewModel.refreshArtistSample(requireActivity());
+            return true;
+        });
+        bind.genreCatalogueSampleTextViewRefreshable.setOnLongClickListener(view -> {
+            libraryViewModel.refreshGenreSample(requireActivity());
+            return true;
+        });
+        bind.playlistCatalogueSampleTextViewRefreshable.setOnLongClickListener(view -> {
+            libraryViewModel.refreshPlaylistSample(requireActivity());
+            return true;
+        });
     }
 
     private void initAlbumView() {

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

@@ -4,6 +4,7 @@ import android.app.Application;
 
 import androidx.annotation.NonNull;
 import androidx.lifecycle.AndroidViewModel;
+import androidx.lifecycle.LifecycleOwner;
 import androidx.lifecycle.LiveData;
 import androidx.lifecycle.MutableLiveData;
 
@@ -28,16 +29,16 @@ public class HomeViewModel extends AndroidViewModel {
     private ArtistRepository artistRepository;
     private DownloadRepository downloadRepository;
 
-    private LiveData<List<Song>> dicoverSongSample;
+    private MutableLiveData<List<Song>> dicoverSongSample;
-    private LiveData<List<Album>> mostPlayedAlbumSample;
+    private MutableLiveData<List<Album>> mostPlayedAlbumSample;
-    private LiveData<List<Album>> recentlyAddedAlbumSample;
+    private MutableLiveData<List<Album>> recentlyAddedAlbumSample;
-    private LiveData<List<Album>> recentlyPlayedAlbumSample;
+    private MutableLiveData<List<Album>> recentlyPlayedAlbumSample;
     private LiveData<List<Download>> downloadedSongSample;
     private LiveData<List<Integer>> years;
 
-    private LiveData<List<Song>> starredTracks;
+    private MutableLiveData<List<Song>> starredTracks;
-    private LiveData<List<Album>> starredAlbums;
+    private MutableLiveData<List<Album>> starredAlbums;
-    private LiveData<List<Artist>> starredArtists;
+    private MutableLiveData<List<Artist>> starredArtists;
 
     public HomeViewModel(@NonNull Application application) {
         super(application);
@@ -98,4 +99,32 @@ public class HomeViewModel extends AndroidViewModel {
     public LiveData<List<Album>> getRecentlyPlayedAlbumList() {
         return recentlyPlayedAlbumSample;
     }
+
+    public void refreshDiscoverySongSample(LifecycleOwner owner) {
+        songRepository.getRandomSample(10, null, null).observe(owner, songs -> dicoverSongSample.postValue(songs));
+    }
+
+    public void refreshStarredTracks(LifecycleOwner owner) {
+        songRepository.getStarredSongs().observe(owner, songs -> starredTracks.postValue(songs));
+    }
+
+    public void refreshStarredAlbums(LifecycleOwner owner) {
+        albumRepository.getStarredAlbums().observe(owner, albums -> starredAlbums.postValue(albums));
+    }
+
+    public void refreshStarredArtists(LifecycleOwner owner) {
+        artistRepository.getStarredArtists().observe(owner, artists -> starredArtists.postValue(artists));
+    }
+
+    public void refreshMostPlayedAlbums(LifecycleOwner owner) {
+        albumRepository.getAlbums("frequent", 20).observe(owner, albums -> mostPlayedAlbumSample.postValue(albums));
+    }
+
+    public void refreshMostRecentlyAddedAlbums(LifecycleOwner owner) {
+        albumRepository.getAlbums("newest", 20).observe(owner, albums -> recentlyAddedAlbumSample.postValue(albums));
+    }
+
+    public void refreshRecentlyPlayedAlbumList(LifecycleOwner owner) {
+        albumRepository.getAlbums("recent", 20).observe(owner, albums -> recentlyPlayedAlbumSample.postValue(albums));
+    }
 }

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

@@ -4,7 +4,9 @@ import android.app.Application;
 
 import androidx.annotation.NonNull;
 import androidx.lifecycle.AndroidViewModel;
+import androidx.lifecycle.LifecycleOwner;
 import androidx.lifecycle.LiveData;
+import androidx.lifecycle.MutableLiveData;
 
 import com.cappielloantonio.play.model.Album;
 import com.cappielloantonio.play.model.Artist;
@@ -23,10 +25,10 @@ public class LibraryViewModel extends AndroidViewModel {
     private GenreRepository genreRepository;
     private PlaylistRepository playlistRepository;
 
-    private LiveData<List<Playlist>> playlistSample;
+    private MutableLiveData<List<Playlist>> playlistSample;
-    private LiveData<List<Album>> sampleAlbum;
+    private MutableLiveData<List<Album>> sampleAlbum;
-    private LiveData<List<Artist>> sampleArtist;
+    private MutableLiveData<List<Artist>> sampleArtist;
-    private LiveData<List<Genre>> sampleGenres;
+    private MutableLiveData<List<Genre>> sampleGenres;
 
     public LibraryViewModel(@NonNull Application application) {
         super(application);
@@ -44,10 +46,6 @@ public class LibraryViewModel extends AndroidViewModel {
         playlistSample = playlistRepository.getPlaylists(true, 10);
     }
 
-    public LiveData<List<Playlist>> getPlaylistSample() {
-        return playlistSample;
-    }
-
     public LiveData<List<Album>> getAlbumSample() {
         return sampleAlbum;
     }
@@ -59,4 +57,24 @@ public class LibraryViewModel extends AndroidViewModel {
     public LiveData<List<Genre>> getGenreSample() {
         return sampleGenres;
     }
+
+    public LiveData<List<Playlist>> getPlaylistSample() {
+        return playlistSample;
+    }
+
+    public void refreshAlbumSample(LifecycleOwner owner) {
+        albumRepository.getAlbums("random", 20).observe(owner, albums -> sampleAlbum.postValue(albums));
+    }
+
+    public void refreshArtistSample(LifecycleOwner owner) {
+        artistRepository.getArtists(true, 20).observe(owner, artists -> sampleArtist.postValue(artists));
+    }
+
+    public void refreshGenreSample(LifecycleOwner owner) {
+        genreRepository.getGenres(true, 15).observe(owner, genres -> sampleGenres.postValue(genres));
+    }
+
+    public void refreshPlaylistSample(LifecycleOwner owner) {
+        playlistRepository.getPlaylists(true, 10).observe(owner, playlists -> playlistSample.postValue(playlists));
+    }
 }

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

@@ -30,6 +30,7 @@
                 android:clipChildren="false">
 
                 <TextView
+                    android:id="@+id/music_discovery_text_view_refreshable"
                     style="@style/HeadlineTextView"
                     android:layout_width="0dp"
                     android:layout_height="wrap_content"
@@ -82,6 +83,7 @@
                 android:paddingEnd="8dp">
 
                 <TextView
+                    android:id="@+id/most_played_albums_text_view_refreshable"
                     style="@style/HeadlineTextView"
                     android:layout_width="0dp"
                     android:layout_height="wrap_content"
@@ -134,6 +136,7 @@
                 android:paddingEnd="8dp">
 
                 <TextView
+                    android:id="@+id/recently_played_albums_text_view_refreshable"
                     style="@style/HeadlineTextView"
                     android:layout_width="0dp"
                     android:layout_height="wrap_content"
@@ -216,6 +219,7 @@
                 android:paddingEnd="8dp">
 
                 <TextView
+                    android:id="@+id/starred_tracks_text_view_refreshable"
                     style="@style/HeadlineTextView"
                     android:layout_width="0dp"
                     android:layout_height="wrap_content"
@@ -265,6 +269,7 @@
                 android:paddingEnd="8dp">
 
                 <TextView
+                    android:id="@+id/starred_albums_text_view_refreshable"
                     style="@style/HeadlineTextView"
                     android:layout_width="0dp"
                     android:layout_height="wrap_content"
@@ -314,6 +319,7 @@
                 android:paddingEnd="8dp">
 
                 <TextView
+                    android:id="@+id/starred_artists_text_view_refreshable"
                     style="@style/HeadlineTextView"
                     android:layout_width="0dp"
                     android:layout_height="wrap_content"
@@ -416,6 +422,7 @@
                 android:paddingEnd="8dp">
 
                 <TextView
+                    android:id="@+id/recently_added_albums_text_view_refreshable"
                     style="@style/HeadlineTextView"
                     android:layout_width="0dp"
                     android:layout_height="wrap_content"

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

@@ -29,6 +29,7 @@
                 android:paddingEnd="8dp">
 
                 <TextView
+                    android:id="@+id/album_catalogue_sample_text_view_refreshable"
                     style="@style/HeadlineTextView"
                     android:layout_width="0dp"
                     android:layout_height="wrap_content"
@@ -82,6 +83,7 @@
                 android:paddingEnd="8dp">
 
                 <TextView
+                    android:id="@+id/artist_catalogue_sample_text_view_refreshable"
                     style="@style/HeadlineTextView"
                     android:layout_width="0dp"
                     android:layout_height="wrap_content"
@@ -135,6 +137,7 @@
                 android:paddingEnd="8dp">
 
                 <TextView
+                    android:id="@+id/genre_catalogue_sample_text_view_refreshable"
                     style="@style/HeadlineTextView"
                     android:layout_width="0dp"
                     android:layout_height="wrap_content"
@@ -186,6 +189,7 @@
                 android:paddingEnd="8dp">
 
                 <TextView
+                    android:id="@+id/playlist_catalogue_sample_text_view_refreshable"
                     style="@style/HeadlineTextView"
                     android:layout_width="0dp"
                     android:layout_height="wrap_content"