Files
plezy/lib/services/jellyfin_client/parts/live_tv.dart
T
2026-06-06 11:45:34 +02:00

446 lines
15 KiB
Dart

part of '../../jellyfin_client.dart';
mixin _JellyfinLiveTvMethods on MediaServerCacheMixin {
JellyfinConnection get connection;
MediaServerHttpClient get _http;
String? _absolutizeImagePath(String? path);
Future<List<Map<String, dynamic>>> _safeFetchItemsArray(String path, Map<String, dynamic> queryParameters);
/// Returns `true` when this server has Live TV configured (channels
/// available). Probes `/LiveTv/Channels?limit=1`. Used by [MultiServerProvider]
/// to gate the Live TV menu.
Future<bool> hasLiveTv() async {
try {
final response = await _http.get(
'/LiveTv/Channels',
queryParameters: {'limit': '1', 'userId': connection.userId},
);
if (response.statusCode != 200) return false;
final data = response.data;
if (data is Map<String, dynamic>) {
final total = data['TotalRecordCount'];
if (total is int) return total > 0;
final items = data['Items'];
if (items is List) return items.isNotEmpty;
}
return false;
} catch (e) {
appLogger.d('Jellyfin Live TV probe failed', error: e);
return false;
}
}
/// Fetch the user's Live TV channel list. Each `BaseItemDto` of type
/// `TvChannel` is mapped to a [LiveTvChannel].
Future<List<LiveTvChannel>> fetchLiveTvChannels() async {
final items = await _safeFetchItemsArray('/LiveTv/Channels', {
'userId': connection.userId,
'enableImages': 'true',
'enableUserData': 'true',
'sortBy': 'SortName',
'sortOrder': 'Ascending',
});
return items.map(_channelFromJson).toList();
}
/// EPG / programs grid. [channelIds] scopes to specific channels (when
/// empty, the server returns programs across all channels). [beginsAt] /
/// [endsAt] are epoch seconds and bound the time window — Jellyfin uses
/// ISO 8601 strings on the wire.
Future<List<LiveTvProgram>> fetchLiveTvPrograms({
List<String> channelIds = const [],
int? beginsAt,
int? endsAt,
}) async {
DateTime? toDt(int? epoch) => epoch == null ? null : DateTime.fromMillisecondsSinceEpoch(epoch * 1000, isUtc: true);
final params = <String, dynamic>{
'userId': connection.userId,
'enableImages': 'true',
'sortBy': 'StartDate',
'sortOrder': 'Ascending',
if (channelIds.isNotEmpty) 'channelIds': channelIds.join(','),
if (beginsAt != null) 'minStartDate': toDt(beginsAt)!.toIso8601String(),
if (endsAt != null) 'maxStartDate': toDt(endsAt)!.toIso8601String(),
};
final items = await _safeFetchItemsArray('/LiveTv/Programs', params);
return items.map(_programFromJson).toList();
}
LiveTvProgram _programFromJson(Map<String, dynamic> json) {
final id = json['Id'] as String?;
int? toEpochSec(dynamic raw) {
if (raw is! String || raw.isEmpty) return null;
final ms = DateTime.tryParse(raw)?.toUtc().millisecondsSinceEpoch;
return ms != null ? ms ~/ 1000 : null;
}
final tags = json['ImageTags'];
String? primaryTag;
if (tags is Map<String, dynamic>) {
primaryTag = tags['Primary'] as String?;
}
final thumbPath = (id != null && primaryTag != null)
? _absolutizeImagePath('/Items/${_segment(id)}/Images/Primary?tag=${Uri.encodeComponent(primaryTag)}')
: null;
return LiveTvProgram(
key: id,
ratingKey: id,
guid: null,
title: json['Name'] as String? ?? t.liveTv.unknownProgram,
summary: json['Overview'] as String?,
type: 'episode',
year: (json['ProductionYear'] as num?)?.toInt(),
beginsAt: toEpochSec(json['StartDate']),
endsAt: toEpochSec(json['EndDate']),
grandparentTitle: json['SeriesName'] as String?,
parentTitle: json['SeasonName'] as String?,
index: (json['IndexNumber'] as num?)?.toInt(),
parentIndex: (json['ParentIndexNumber'] as num?)?.toInt(),
thumb: thumbPath,
art: null,
channelIdentifier: json['ChannelId'] as String?,
channelCallSign: json['ChannelCallSign'] as String? ?? json['ChannelName'] as String?,
live: json['IsLive'] as bool?,
premiere: json['IsPremiere'] as bool?,
serverId: serverId,
serverName: serverName,
);
}
LiveTvChannel _channelFromJson(Map<String, dynamic> json) {
final id = json['Id'] as String? ?? '';
final name = json['Name'] as String?;
final number = json['Number'] as String? ?? json['ChannelNumber'] as String?;
final tags = json['ImageTags'];
String? primaryTag;
if (tags is Map<String, dynamic>) {
primaryTag = tags['Primary'] as String?;
}
final thumbPath = primaryTag != null
? _absolutizeImagePath('/Items/${_segment(id)}/Images/Primary?tag=${Uri.encodeComponent(primaryTag)}')
: null;
return LiveTvChannel(
key: id,
identifier: id,
callSign: json['CallSign'] as String?,
title: name,
thumb: thumbPath,
art: null,
number: number,
hd: false,
lineup: null,
slug: null,
drm: null,
serverId: serverId,
serverName: serverName,
);
}
@override
LiveTvSupport get liveTv => _JellyfinLiveTvSupport(this as JellyfinClient);
/// Toggle the per-user `IsFavorite` flag for [itemId]. Used by the live-TV
/// favorite-channel adapter; works on any Jellyfin item.
Future<void> _setItemFavorite(String itemId, bool isFavorite) async {
final path = '/Users/${_segment(connection.userId)}/FavoriteItems/${_segment(itemId)}';
final response = isFavorite ? await _http.post(path) : await _http.delete(path);
throwIfHttpError(response);
}
}
/// Adapter from [LiveTvSupport] to Jellyfin channel/program helpers.
class _JellyfinLiveTvSupport implements LiveTvSupport {
final JellyfinClient _client;
_JellyfinLiveTvSupport(this._client);
Future<T> _unsupported<T>() async => throw UnimplementedError('Jellyfin DVR recording API is not implemented');
Never _unsupportedSync() => throw UnimplementedError('Jellyfin DVR recording API is not implemented');
@override
Future<bool> isAvailable() => _client.hasLiveTv();
@override
Future<List<LiveTvDvr>> fetchDvrs() async => const [];
@override
Future<List<LiveTvChannel>> fetchChannels({String? lineup}) => _client.fetchLiveTvChannels();
@override
Future<List<LiveTvProgram>> fetchSchedule({DateTime? from, DateTime? to}) {
int? toEpoch(DateTime? dt) => dt == null ? null : dt.millisecondsSinceEpoch ~/ 1000;
return _client.fetchLiveTvPrograms(beginsAt: toEpoch(from), endsAt: toEpoch(to));
}
@override
Future<LiveTvStreamResolution?> resolveStreamUrl(String channelKey, {String? dvrKey}) async {
final info = await _client.getPlaybackInfo(
channelKey,
autoOpenLiveStream: true,
enableDirectPlay: true,
enableDirectStream: true,
enableTranscoding: false,
allowVideoStreamCopy: true,
allowAudioStreamCopy: true,
);
final sources = info?['MediaSources'];
final source = sources is List && sources.isNotEmpty && sources.first is Map<String, dynamic>
? sources.first as Map<String, dynamic>
: null;
if (source == null) return null;
String? nonEmptyString(dynamic raw) => raw is String && raw.isNotEmpty ? raw : null;
var playSessionId = nonEmptyString(info?['PlaySessionId']);
final rawUrl = nonEmptyString(source['DirectStreamUrl']);
final url = rawUrl != null
? _client._withApiKey(rawUrl)
: _client.buildDirectStreamUrl(
channelKey,
container: nonEmptyString(source['Container']),
mediaSourceId: nonEmptyString(source['Id']),
playSessionId: playSessionId,
liveStreamId: nonEmptyString(source['LiveStreamId']),
);
playSessionId ??= Uri.tryParse(url)?.queryParameters['PlaySessionId'];
return LiveTvStreamResolution(url: url, playSessionId: playSessionId);
}
/// SharedPreferences key for the locally-persisted favorite-channel list.
/// Keyed by the compound connection id (`{machineId}/{userId}`) so two
/// Jellyfin users on the same server don't share favorites.
String get _favoritesPrefsKey => 'jellyfin_fav_channels:${_client.connection.id}';
/// Legacy bare-machineId key, kept for one-shot migration.
String get _legacyFavoritesPrefsKey => 'jellyfin_fav_channels:${_client.serverId}';
@override
Future<String> buildFavoriteChannelSource({String? lineup}) async => 'server://${_client.serverId}/jellyfin';
@override
String get favoriteStoreKey => 'jellyfin:${_client.connection.id}';
@override
FavoriteChannelPersistenceMode get favoritePersistenceMode => FavoriteChannelPersistenceMode.serverSlice;
/// Local list is the source of truth (preserves order + display fields).
/// Server-side `IsFavorite` is mirrored on writes via [setFavoriteChannels].
@override
Future<List<FavoriteChannel>> fetchFavoriteChannels() async {
try {
return await _client._favoritesRepository.read(key: _favoritesPrefsKey, legacyKey: _legacyFavoritesPrefsKey);
} catch (e) {
appLogger.e('Failed to read Jellyfin favorite channels', error: e);
return const [];
}
}
@override
Future<void> setFavoriteChannels(List<FavoriteChannel> channels) async {
try {
final previous = await fetchFavoriteChannels();
final previousIds = previous.map((c) => c.id).toSet();
final newIds = channels.map((c) => c.id).toSet();
for (final id in newIds.difference(previousIds)) {
try {
await _client._setItemFavorite(id, true);
} catch (e) {
appLogger.w('Failed to mark Jellyfin channel $id favorite: $e');
}
}
for (final id in previousIds.difference(newIds)) {
try {
await _client._setItemFavorite(id, false);
} catch (e) {
appLogger.w('Failed to unmark Jellyfin channel $id favorite: $e');
}
}
await _client._favoritesRepository.write(_favoritesPrefsKey, channels);
} catch (e) {
appLogger.e('Failed to save Jellyfin favorite channels', error: e);
}
}
@override
Future<LiveTvServerStatus> fetchLiveTvServerStatus() => _unsupported();
@override
Future<LiveTvDvr?> fetchDvr(String dvrId) => _unsupported();
@override
Future<LiveTvActivityResult<LiveTvDvr?>> createDvr({
required List<String> devices,
required List<String> lineups,
String? language,
String? country,
String? postalCode,
}) => _unsupported();
@override
Future<void> deleteDvr(String dvrId) => _unsupported();
@override
Future<void> updateDvrPrefs(String dvrId, Map<String, Object?> prefs) => _unsupported();
@override
Future<void> attachDeviceToDvr(String dvrId, String deviceId) => _unsupported();
@override
Future<void> detachDeviceFromDvr(String dvrId, String deviceId) => _unsupported();
@override
Future<void> addLineupToDvr(String dvrId, String lineupUri) => _unsupported();
@override
Future<void> removeLineupFromDvr(String dvrId, String lineupUri) => _unsupported();
@override
Future<LiveTvActivityResult<void>> reloadGuide(String dvrId) => _unsupported();
@override
Future<void> cancelGuideReload(String dvrId) => _unsupported();
@override
Future<List<MediaGrabber>> fetchGrabbers({String? protocol}) => _unsupported();
@override
Future<List<MediaGrabberDevice>> fetchGrabberDevices() => _unsupported();
@override
Future<LiveTvActivityResult<List<MediaGrabberDevice>>> discoverGrabberDevices() => _unsupported();
@override
Future<MediaGrabberDevice?> fetchGrabberDevice(String deviceId) => _unsupported();
@override
Future<MediaGrabberDevice?> addGrabberDevice(String uri, {String? grabberId}) => _unsupported();
@override
Future<void> updateGrabberDevice(String deviceId, {bool? enabled, String? title}) => _unsupported();
@override
Future<void> deleteGrabberDevice(String deviceId) => _unsupported();
@override
Future<List<MediaGrabberDeviceChannel>> fetchGrabberDeviceChannels(String deviceId) => _unsupported();
@override
Future<LiveTvActivityResult<MediaGrabberDevice?>> scanGrabberDevice(
String deviceId, {
String? source,
Map<String, Object?> prefs = const {},
String? network,
String? country,
}) => _unsupported();
@override
Future<MediaGrabberDevice?> cancelGrabberDeviceScan(String deviceId) => _unsupported();
@override
Future<MediaGrabberDevice?> saveGrabberDeviceChannelMap(String deviceId, MediaGrabberChannelMapRequest request) =>
_unsupported();
@override
Future<void> updateGrabberDevicePrefs(String deviceId, Map<String, Object?> prefs) => _unsupported();
@override
String buildGrabberDeviceThumbUrl(String deviceId, int version) => _unsupportedSync();
@override
Future<List<LiveTvCountry>> fetchEpgCountries() => _unsupported();
@override
Future<List<LiveTvLanguage>> fetchEpgLanguages() => _unsupported();
@override
Future<List<LiveTvRegion>> fetchEpgRegions(String country, String epgId) => _unsupported();
@override
Future<LiveTvLineupResult> fetchEpgLineups(String country, String epgId, {String? postalCode, String? region}) =>
_unsupported();
@override
Future<List<LiveTvChannel>> fetchEpgChannelsForLineup(String lineupUri) => _unsupported();
@override
Future<List<LiveTvLineup>> fetchEpgChannelsForLineups(List<String> lineupUris) => _unsupported();
@override
Future<List<ChannelMapping>> computeEpgChannelMap({required String deviceUri, required String lineupUri}) =>
_unsupported();
@override
Future<LiveTvActivityResult<Map<String, dynamic>?>> findBestLineup({
required String deviceUri,
required String lineupGroupUri,
}) => _unsupported();
@override
Future<List<SubscriptionTemplate>> getSubscriptionTemplate(String guid) => _unsupported();
@override
Future<List<MediaSubscription>> fetchRecordingRules({bool includeGrabs = true, bool includeStorage = true}) =>
_unsupported();
@override
Future<MediaSubscription?> fetchRecordingRule(
String subscriptionId, {
bool includeGrabs = true,
bool includeStorage = true,
}) => _unsupported();
@override
Future<MediaSubscription?> createRecordingRule(MediaSubscriptionCreateRequest request) => _unsupported();
@override
Future<MediaSubscription?> updateRecordingRule(String subscriptionId, Map<String, Object?> prefs) => _unsupported();
@override
Future<void> deleteRecordingRule(String subscriptionId) => _unsupported();
@override
Future<MediaSubscription?> moveRecordingRule(String subscriptionId, {String? afterSubscriptionId}) => _unsupported();
@override
Future<void> processRecordingRules() => _unsupported();
@override
Future<List<MediaGrabOperation>> fetchScheduledRecordings() => _unsupported();
@override
Future<void> cancelGrab(String operationId) => _unsupported();
@override
Future<List<MediaSubscription>> fetchSubscriptionMapping({
required String providerId,
required List<String> ratingKeys,
bool includeStorage = true,
}) => _unsupported();
@override
Future<List<MediaProviderInfo>> fetchMediaProviders() => _unsupported();
@override
Future<void> registerMediaProvider(String url) => _unsupported();
@override
Future<void> refreshMediaProviders() => _unsupported();
@override
Future<void> unregisterMediaProvider(String providerId) => _unsupported();
@override
Future<List<LiveTvSession>> fetchLiveTvSessionsDetailed() => _unsupported();
@override
Future<LiveTvSession?> fetchLiveTvSession(String sessionId) => _unsupported();
@override
Uri buildNotificationWebSocketUri({List<String>? filters}) => _unsupportedSync();
@override
Uri buildNotificationEventSourceUri({List<String>? filters}) => _unsupportedSync();
}