firebase_common.dart

import 'package:chacha/logic/firebase/chacha_user.dart';
import 'package:chacha/logic/playlist.dart';
import 'package:chacha/logic/track.dart';
import 'package:flutter/foundation.dart';

abstract class FirebaseCommon with ChangeNotifier {
  Future<void> initFirebase();

  Future<void> initData();

  Future<void> signIn();

  Future<void> signOut();

  List<AbstractTrack> getTracks();

  List<DownloadTrack> getDownloadingTracks();

  List<PreparingTrack> getPreparingTracks();

  List<Playlist> getPlaylists();

  /// Used for mobile only
  Future<void> downloadTrack(AbstractTrack track);

  Future<void> requestTrack(YoutubeTrack youtubeTrack);

  Future<void> deleteTrack(AbstractTrack track);

  Future<void> deleteTrackByID(String trackID);

  Future<void> deleteTracks(List<AbstractTrack> tracks);

  Future<void> deleteTracksByID(List<String> tracks);

  Future<void> updateTrack(AbstractTrack track);

  AbstractTrack getTrackByID(String trackID);

  ChaChaUser getUser();
}