import 'package:spotube/models/playback/track_sources.dart'; enum SourceCodecs { m4a._("M4a (Best for downloaded music)"), weba._("WebA (Best for streamed music)\nDoesn't support audio metadata"); final String label; const SourceCodecs._(this.label); } enum SourceQualities { high, medium, low, } typedef SiblingType = ({ T info, List? source });