fetchLyrics method
Fetch lyrics for a song by title and artist
Implementation
@override
Future<Map<String, dynamic>> fetchLyrics({
required String title,
required String artist,
int? duration,
}) async {
final result = await methodChannel.invokeMethod(
'getLyrics',
{
'title': title.trim(),
'artist': artist.trim(),
'duration': duration ?? -1,
},
);
return (result as Map).cast<String, dynamic>();
}