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Fix SQL error for empty genres

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This commit is contained in:
Karim Abou Zeid 2017-12-29 15:19:42 +01:00
commit 1b8427cacc
1 changed files with 12 additions and 7 deletions
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19
app/src/main/java/com/kabouzeid/gramophone/loader/GenreLoader.java
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@ -30,7 +30,17 @@ public class GenreLoader {
if (cursor != null) {
if (cursor.moveToFirst()) {
do {
genres.add(getGenreFromCursor(context, cursor));
Genre genre = getGenreFromCursor(context, cursor);
if (genre.songCount > 0) {
genres.add(genre);
} else {
// try to remove the empty genre from the media store
try {
context.getContentResolver().delete(Genres.EXTERNAL_CONTENT_URI, Genres._ID + " == " + genre.id, null);
} catch (IllegalArgumentException | UnsupportedOperationException ignored) {
// nothing we can do then
}
}
} while (cursor.moveToNext());
}
cursor.close();
@ -64,15 +74,10 @@ public class GenreLoader {
Genres.NAME
};
// Genres that actually have songs
final String selection = Genres._ID + " IN" +
" (SELECT " + Genres.Members.GENRE_ID + " FROM audio_genres_map WHERE " + Genres.Members.AUDIO_ID + " IN" +
" (SELECT " + Genres._ID + " FROM audio_meta WHERE " + SongLoader.BASE_SELECTION + "))";
try {
return context.getContentResolver().query(
Genres.EXTERNAL_CONTENT_URI,
projection, selection, null, PreferenceUtil.getInstance(context).getGenreSortOrder());
projection, null, null, PreferenceUtil.getInstance(context).getGenreSortOrder());
} catch (SecurityException e) {
return null;
}