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Randomized initialization of playlists on the homepage

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This commit is contained in:
CappielloAntonio 2021-11-26 16:09:49 +01:00
parent 72712d6feb
commit 72218749c0
2 changed files with 8 additions and 7 deletions
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2
app/src/main/java/com/cappielloantonio/play/ui/fragment/HomeFragment.java
View file

@ -484,7 +484,7 @@ public class HomeFragment extends Fragment {
} }
public void initPinnedPlaylistsView() { public void initPinnedPlaylistsView() {
homeViewModel.getPinnedPlaylistList(requireActivity()).observe(requireActivity(), playlists -> { homeViewModel.getPinnedPlaylistList(requireActivity(), 5, true).observe(requireActivity(), playlists -> {
if (bind != null && playlists != null) { if (bind != null && playlists != null) {
for (Playlist playlist : playlists) { for (Playlist playlist : playlists) {
int playlistViewHashCode = playlist.getId().hashCode(); int playlistViewHashCode = playlist.getId().hashCode();

13
app/src/main/java/com/cappielloantonio/play/viewmodel/HomeViewModel.java
View file

@ -3,7 +3,6 @@ package com.cappielloantonio.play.viewmodel;
import android.app.Application; import android.app.Application;
import androidx.annotation.NonNull; import androidx.annotation.NonNull;
import androidx.fragment.app.FragmentActivity;
import androidx.lifecycle.AndroidViewModel; import androidx.lifecycle.AndroidViewModel;
import androidx.lifecycle.LifecycleOwner; import androidx.lifecycle.LifecycleOwner;
import androidx.lifecycle.LiveData; import androidx.lifecycle.LiveData;
@ -17,11 +16,9 @@ import com.cappielloantonio.play.repository.AlbumRepository;
import com.cappielloantonio.play.repository.ArtistRepository; import com.cappielloantonio.play.repository.ArtistRepository;
import com.cappielloantonio.play.repository.PlaylistRepository; import com.cappielloantonio.play.repository.PlaylistRepository;
import com.cappielloantonio.play.repository.SongRepository; import com.cappielloantonio.play.repository.SongRepository;
import com.cappielloantonio.play.util.MappingUtil;
import java.util.HashSet; import java.util.Collections;
import java.util.List; import java.util.List;
import java.util.TreeSet;
public class HomeViewModel extends AndroidViewModel { public class HomeViewModel extends AndroidViewModel {
private static final String TAG = "HomeViewModel"; private static final String TAG = "HomeViewModel";
@ -98,8 +95,12 @@ public class HomeViewModel extends AndroidViewModel {
return recentlyPlayedAlbumSample; return recentlyPlayedAlbumSample;
} }
public LiveData<List<Playlist>> getPinnedPlaylistList(LifecycleOwner owner) { public LiveData<List<Playlist>> getPinnedPlaylistList(LifecycleOwner owner, int maxNumber, boolean random) {
playlistRepository.getPinnedPlaylists().observe(owner, pinnedPlaylists::postValue); playlistRepository.getPinnedPlaylists().observe(owner, playlists -> {
if (random) Collections.shuffle(playlists);
List<Playlist> subPlaylist = playlists.subList(0, Math.min(maxNumber, playlists.size()));
pinnedPlaylists.postValue(subPlaylist);
});
return pinnedPlaylists; return pinnedPlaylists;
} }