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Code Issues Projects Releases Packages Wiki Activity Actions

First experiment with on-scrolling pagination on track list by genre

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This commit is contained in:
antonio 2023-03-19 18:23:52 +01:00
parent b345695fa2
commit 35bc02e6d9
4 changed files with 83 additions and 16 deletions
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21
app/src/main/java/com/cappielloantonio/play/viewmodel/SongListPageViewModel.java
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@ -5,6 +5,7 @@ import android.text.TextUtils;
import androidx.annotation.NonNull;
import androidx.lifecycle.AndroidViewModel;
import androidx.lifecycle.LifecycleOwner;
import androidx.lifecycle.LiveData;
import androidx.lifecycle.MutableLiveData;
@ -48,7 +49,7 @@ public class SongListPageViewModel extends AndroidViewModel {
switch (title) {
case Constants.MEDIA_BY_GENRE:
songList = songRepository.getSongsByGenre(genre.getGenre());
songList = songRepository.getSongsByGenre(genre.getGenre(), 0);
break;
case Constants.MEDIA_BY_ARTIST:
songList = artistRepository.getTopSongs(artist.getName(), 50);
@ -67,6 +68,24 @@ public class SongListPageViewModel extends AndroidViewModel {
return songList;
}
public void getSongsByPage(LifecycleOwner owner) {
switch (title) {
case Constants.MEDIA_BY_GENRE:
int page = (songList.getValue() != null ? songList.getValue().size() : 0) / 100;
songRepository.getSongsByGenre(genre.getGenre(), page).observe(owner, children -> {
List<Child> currentMedia = songList.getValue();
currentMedia.addAll(children);
songList.setValue(currentMedia);
});
break;
case Constants.MEDIA_BY_ARTIST:
case Constants.MEDIA_BY_GENRES:
case Constants.MEDIA_BY_YEAR:
case Constants.MEDIA_STARRED:
break;
}
}
public String getFiltersTitle() {
return TextUtils.join(", ", filterNames);
}