spotube/lib/services/audio_services/audio_services.dart
Rahul Agarwal 9c92e2529e fix: propagate player-discovered duration to OS media session
Tracks opened from Home/Album/Liked Album pages can carry an unknown
(zero) durationMs from the metadata source, which was forwarded verbatim
to audio_service as Duration.zero. Android's media notification then
rendered 0:00 / 0:00 with no working seek bar, and macOS Now Playing
showed --:-- (issue #3077), even though the in-app player UI showed the
correct duration via the player's durationStream.

WindowsAudioService already forwards audioPlayer.durationStream to SMTC
(setEndTime), but MobileAudioService (Android/macOS/Linux) never updated
the active MediaItem after the player discovered the real duration.

- Report an unknown (zero) model duration as null instead of
  Duration.zero so the OS treats it as unknown rather than 0:00.
- Update the active MediaItem from audioPlayer.durationStream once the
  real duration is known, mirroring the existing Windows behaviour.

Fixes #3077

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-07-18 19:35:47 +05:30

102 lines
3.3 KiB
Dart

import 'package:audio_service/audio_service.dart';
import 'package:shadcn_flutter/shadcn_flutter.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:spotube/collections/env.dart';
import 'package:spotube/models/metadata/metadata.dart';
import 'package:spotube/provider/audio_player/audio_player.dart';
import 'package:spotube/services/audio_player/audio_player.dart';
import 'package:spotube/services/audio_services/mobile_audio_service.dart';
import 'package:spotube/services/audio_services/windows_audio_service.dart';
import 'package:spotube/utils/platform.dart';
class AudioServices with WidgetsBindingObserver {
final MobileAudioService? mobile;
final WindowsAudioService? smtc;
AudioServices(this.mobile, this.smtc) {
WidgetsBinding.instance.addObserver(this);
}
static Future<AudioServices> create(
Ref ref,
AudioPlayerNotifier playback,
) async {
final mobile = kIsMobile || kIsMacOS || kIsLinux
? await AudioService.init(
builder: () => MobileAudioService(playback),
config: AudioServiceConfig(
androidNotificationChannelId: switch ((
kIsLinux,
Env.releaseChannel
)) {
(true, _) => "spotube",
(_, ReleaseChannel.stable) => "oss.krtirtho.spotube",
(_, ReleaseChannel.nightly) => "oss.krtirtho.spotube.nightly",
},
androidNotificationChannelName: 'Spotube',
androidNotificationOngoing: false,
androidStopForegroundOnPause: false,
androidNotificationChannelDescription: "Spotube Media Controls",
),
)
: null;
final smtc = kIsWindows ? WindowsAudioService(ref, playback) : null;
return AudioServices(mobile, smtc);
}
Future<void> addTrack(SpotubeTrackObject track) async {
await smtc?.addTrack(track);
mobile?.addItem(mediaItemFromTrack(track));
}
/// Maps a track to the [MediaItem] published to the OS media session.
///
/// Album/playlist tracks can carry an unknown (zero) duration depending on
/// the metadata source. Report it as `null` (unknown) instead of
/// [Duration.zero] so the OS doesn't render a bogus `0:00 / 0:00` progress
/// bar. The real duration is propagated by [MobileAudioService] once the
/// player discovers it.
@visibleForTesting
static MediaItem mediaItemFromTrack(SpotubeTrackObject track) {
return MediaItem(
id: track.id,
album: track.album.name,
title: track.name,
artist: track.artists.asString(),
duration: track.durationMs > 0
? Duration(milliseconds: track.durationMs)
: null,
artUri: (track.album.images).asUri(
placeholder: ImagePlaceholder.albumArt,
),
playable: true,
);
}
void activateSession() {
mobile?.session?.setActive(true);
}
void deactivateSession() {
mobile?.session?.setActive(false);
}
@override
void didChangeAppLifecycleState(AppLifecycleState state) {
switch (state) {
case AppLifecycleState.detached:
deactivateSession();
audioPlayer.pause();
break;
default:
break;
}
}
void dispose() {
smtc?.dispose();
WidgetsBinding.instance.removeObserver(this);
}
}