edde746
fff559da06
Backend-neutral fetchArtistAlbums/fetchAlbumTracks/fetchInstantMix/ fetchLyrics, lyrics model + LRC parser, audio quality presets, music transcode (plex /music universal, jellyfin audio PlaybackInfo profile), station/InstantMix radio, music search, playlist type derivation, and audio download resolution.
601 lines
22 KiB
Dart
601 lines
22 KiB
Dart
// ignore_for_file: invalid_annotation_target
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import 'package:freezed_annotation/freezed_annotation.dart';
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import 'ids.dart';
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import '../services/settings_service.dart' show EpisodePosterMode;
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import '../utils/global_key_utils.dart';
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import '../utils/json_utils.dart';
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import 'media_backend.dart';
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import 'media_kind.dart';
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import 'media_role.dart';
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import 'media_version.dart';
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part 'media_item.freezed.dart';
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part 'media_item.g.dart';
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/// Backend-neutral media item shape used by UI, providers, persistence, and
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/// playback. Concrete variants retain backend-only fields without forcing the
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/// rest of the app to traffic in Plex/Jellyfin DTOs.
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@Freezed(unionKey: 'backend', unionValueCase: FreezedUnionCase.none, equal: false, makeCollectionsUnmodifiable: false)
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sealed class MediaItem with _$MediaItem {
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const MediaItem._();
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/// Backend-dispatching compatibility factory used by existing call sites.
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factory MediaItem({
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required String id,
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required MediaBackend backend,
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required MediaKind kind,
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String? guid,
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String? title,
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String? titleSort,
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String? summary,
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String? tagline,
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String? originalTitle,
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String? studio,
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int? year,
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String? originallyAvailableAt,
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String? contentRating,
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String? parentId,
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String? parentTitle,
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String? parentThumbPath,
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int? parentIndex,
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int? index,
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String? grandparentId,
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String? grandparentTitle,
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String? grandparentThumbPath,
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String? grandparentArtPath,
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String? thumbPath,
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String? artPath,
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String? clearLogoPath,
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String? backgroundSquarePath,
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int? durationMs,
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int? viewOffsetMs,
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int? viewCount,
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int? lastViewedAt,
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int? leafCount,
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int? viewedLeafCount,
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int? childCount,
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int? addedAt,
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int? updatedAt,
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double? rating,
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double? userRating,
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bool? isFavorite,
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List<String>? genres,
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List<String>? directors,
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List<String>? writers,
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List<String>? producers,
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List<String>? countries,
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List<String>? collections,
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List<String>? labels,
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List<String>? styles,
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List<String>? moods,
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List<MediaRole>? roles,
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List<MediaVersion>? mediaVersions,
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String? libraryId,
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String? libraryTitle,
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String? audioLanguage,
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String? subtitleLanguage,
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int? subtitleMode,
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String? serverId,
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String? serverName,
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String? backendFolderKey,
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Map<String, Object?>? raw,
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}) {
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return switch (backend) {
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MediaBackend.plex => PlexMediaItem(
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id: id,
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kind: kind,
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guid: guid,
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title: title,
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titleSort: titleSort,
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summary: summary,
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tagline: tagline,
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originalTitle: originalTitle,
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studio: studio,
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year: year,
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originallyAvailableAt: originallyAvailableAt,
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contentRating: contentRating,
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parentId: parentId,
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parentTitle: parentTitle,
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parentThumbPath: parentThumbPath,
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parentIndex: parentIndex,
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index: index,
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grandparentId: grandparentId,
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grandparentTitle: grandparentTitle,
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grandparentThumbPath: grandparentThumbPath,
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grandparentArtPath: grandparentArtPath,
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thumbPath: thumbPath,
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artPath: artPath,
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clearLogoPath: clearLogoPath,
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backgroundSquarePath: backgroundSquarePath,
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durationMs: durationMs,
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viewOffsetMs: viewOffsetMs,
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viewCount: viewCount,
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lastViewedAt: lastViewedAt,
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leafCount: leafCount,
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viewedLeafCount: viewedLeafCount,
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childCount: childCount,
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addedAt: addedAt,
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updatedAt: updatedAt,
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rating: rating,
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userRating: userRating,
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isFavorite: isFavorite,
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genres: genres,
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directors: directors,
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writers: writers,
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producers: producers,
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countries: countries,
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collections: collections,
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labels: labels,
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styles: styles,
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moods: moods,
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roles: roles,
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mediaVersions: mediaVersions,
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libraryId: libraryId,
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libraryTitle: libraryTitle,
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audioLanguage: audioLanguage,
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subtitleLanguage: subtitleLanguage,
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subtitleMode: subtitleMode,
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serverId: serverId,
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serverName: serverName,
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backendFolderKey: backendFolderKey,
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raw: raw,
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),
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MediaBackend.jellyfin => JellyfinMediaItem(
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id: id,
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kind: kind,
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guid: guid,
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title: title,
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titleSort: titleSort,
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summary: summary,
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tagline: tagline,
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originalTitle: originalTitle,
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studio: studio,
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year: year,
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originallyAvailableAt: originallyAvailableAt,
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contentRating: contentRating,
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parentId: parentId,
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parentTitle: parentTitle,
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parentThumbPath: parentThumbPath,
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parentIndex: parentIndex,
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index: index,
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grandparentId: grandparentId,
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grandparentTitle: grandparentTitle,
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grandparentThumbPath: grandparentThumbPath,
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grandparentArtPath: grandparentArtPath,
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thumbPath: thumbPath,
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artPath: artPath,
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clearLogoPath: clearLogoPath,
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backgroundSquarePath: backgroundSquarePath,
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durationMs: durationMs,
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viewOffsetMs: viewOffsetMs,
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viewCount: viewCount,
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lastViewedAt: lastViewedAt,
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leafCount: leafCount,
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viewedLeafCount: viewedLeafCount,
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childCount: childCount,
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addedAt: addedAt,
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updatedAt: updatedAt,
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rating: rating,
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userRating: userRating,
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isFavorite: isFavorite,
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genres: genres,
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directors: directors,
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writers: writers,
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producers: producers,
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countries: countries,
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collections: collections,
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labels: labels,
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styles: styles,
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moods: moods,
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roles: roles,
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mediaVersions: mediaVersions,
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libraryId: libraryId,
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libraryTitle: libraryTitle,
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audioLanguage: audioLanguage,
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serverId: serverId,
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serverName: serverName,
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backendFolderKey: backendFolderKey,
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raw: raw,
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),
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};
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}
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/// Backend-tagged concrete subclass for items sourced from a Plex server.
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@FreezedUnionValue('plex')
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@JsonSerializable(includeIfNull: false, explicitToJson: true)
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const factory MediaItem.plex({
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@JsonKey(readValue: readStringField, defaultValue: '') required String id,
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@JsonKey(fromJson: _mediaKindFromJson, toJson: _mediaKindToJson) required MediaKind kind,
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String? guid,
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String? title,
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String? titleSort,
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String? summary,
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String? tagline,
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String? originalTitle,
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/// Plex `editionTitle` distinguishes versions of the same movie.
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String? editionTitle,
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String? studio,
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@JsonKey(fromJson: flexibleInt) int? year,
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String? originallyAvailableAt,
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String? contentRating,
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String? parentId,
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String? parentTitle,
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String? parentThumbPath,
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@JsonKey(fromJson: flexibleInt) int? parentIndex,
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@JsonKey(fromJson: flexibleInt) int? index,
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String? grandparentId,
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String? grandparentTitle,
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String? grandparentThumbPath,
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String? grandparentArtPath,
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String? thumbPath,
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String? artPath,
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String? clearLogoPath,
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String? backgroundSquarePath,
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@JsonKey(fromJson: flexibleInt) int? durationMs,
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@JsonKey(fromJson: flexibleInt) int? viewOffsetMs,
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@JsonKey(fromJson: flexibleInt) int? viewCount,
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@JsonKey(fromJson: flexibleInt) int? lastViewedAt,
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@JsonKey(fromJson: flexibleInt) int? leafCount,
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@JsonKey(fromJson: flexibleInt) int? viewedLeafCount,
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@JsonKey(fromJson: flexibleInt) int? childCount,
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@JsonKey(fromJson: flexibleInt) int? addedAt,
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@JsonKey(fromJson: flexibleInt) int? updatedAt,
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@JsonKey(fromJson: flexibleDouble) double? rating,
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@JsonKey(fromJson: flexibleDouble) double? audienceRating,
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@JsonKey(fromJson: flexibleDouble) double? userRating,
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bool? isFavorite,
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String? ratingImage,
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String? audienceRatingImage,
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@JsonKey(fromJson: _mediaItemStringList) List<String>? genres,
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@JsonKey(fromJson: _mediaItemStringList) List<String>? directors,
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@JsonKey(fromJson: _mediaItemStringList) List<String>? writers,
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@JsonKey(fromJson: _mediaItemStringList) List<String>? producers,
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@JsonKey(fromJson: _mediaItemStringList) List<String>? countries,
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@JsonKey(fromJson: _mediaItemStringList) List<String>? collections,
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@JsonKey(fromJson: _mediaItemStringList) List<String>? labels,
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@JsonKey(fromJson: _mediaItemStringList) List<String>? styles,
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@JsonKey(fromJson: _mediaItemStringList) List<String>? moods,
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@JsonKey(fromJson: _mediaItemRolesFromJson) List<MediaRole>? roles,
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@JsonKey(fromJson: _mediaItemVersionsFromJson) List<MediaVersion>? mediaVersions,
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String? libraryId,
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String? libraryTitle,
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String? audioLanguage,
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String? subtitleLanguage,
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@JsonKey(fromJson: flexibleInt) int? subtitleMode,
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String? trailerKey,
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@JsonKey(fromJson: flexibleInt) int? playlistItemId,
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@JsonKey(fromJson: flexibleInt) int? playQueueItemId,
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String? subtype,
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@JsonKey(fromJson: flexibleInt) int? extraType,
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String? serverId,
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String? serverName,
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/// Relative folder key (`/library/sections/{id}/folder?parent=…`) for
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/// [MediaKind.folder] rows — what [MediaServerClient.fetchFolderChildren]
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/// tunes into. Stamped by the folder fetchers, null elsewhere.
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String? backendFolderKey,
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@JsonKey(fromJson: _mediaItemRawFromJson) Map<String, Object?>? raw,
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}) = PlexMediaItem;
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/// Backend-tagged concrete subclass for items sourced from a Jellyfin server.
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@FreezedUnionValue('jellyfin')
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@JsonSerializable(includeIfNull: false, explicitToJson: true)
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const factory MediaItem.jellyfin({
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@JsonKey(readValue: readStringField, defaultValue: '') required String id,
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@JsonKey(fromJson: _mediaKindFromJson, toJson: _mediaKindToJson) required MediaKind kind,
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String? guid,
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String? title,
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String? titleSort,
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String? summary,
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String? tagline,
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String? originalTitle,
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String? studio,
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@JsonKey(fromJson: flexibleInt) int? year,
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String? originallyAvailableAt,
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String? contentRating,
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String? parentId,
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String? parentTitle,
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String? parentThumbPath,
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@JsonKey(fromJson: flexibleInt) int? parentIndex,
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@JsonKey(fromJson: flexibleInt) int? index,
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String? grandparentId,
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String? grandparentTitle,
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String? grandparentThumbPath,
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String? grandparentArtPath,
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String? thumbPath,
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String? artPath,
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String? clearLogoPath,
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String? backgroundSquarePath,
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@JsonKey(fromJson: flexibleInt) int? durationMs,
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@JsonKey(fromJson: flexibleInt) int? viewOffsetMs,
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@JsonKey(fromJson: flexibleInt) int? viewCount,
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@JsonKey(fromJson: flexibleInt) int? lastViewedAt,
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@JsonKey(fromJson: flexibleInt) int? leafCount,
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@JsonKey(fromJson: flexibleInt) int? viewedLeafCount,
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@JsonKey(fromJson: flexibleInt) int? childCount,
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@JsonKey(fromJson: flexibleInt) int? addedAt,
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@JsonKey(fromJson: flexibleInt) int? updatedAt,
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@JsonKey(fromJson: flexibleDouble) double? rating,
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@JsonKey(fromJson: flexibleDouble) double? userRating,
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bool? isFavorite,
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@JsonKey(fromJson: _mediaItemStringList) List<String>? genres,
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@JsonKey(fromJson: _mediaItemStringList) List<String>? directors,
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@JsonKey(fromJson: _mediaItemStringList) List<String>? writers,
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@JsonKey(fromJson: _mediaItemStringList) List<String>? producers,
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@JsonKey(fromJson: _mediaItemStringList) List<String>? countries,
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@JsonKey(fromJson: _mediaItemStringList) List<String>? collections,
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@JsonKey(fromJson: _mediaItemStringList) List<String>? labels,
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@JsonKey(fromJson: _mediaItemStringList) List<String>? styles,
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@JsonKey(fromJson: _mediaItemStringList) List<String>? moods,
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@JsonKey(fromJson: _mediaItemRolesFromJson) List<MediaRole>? roles,
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@JsonKey(fromJson: _mediaItemVersionsFromJson) List<MediaVersion>? mediaVersions,
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String? libraryId,
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String? libraryTitle,
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String? audioLanguage,
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/// Jellyfin playlist entry id used by playlist write endpoints.
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String? playlistItemId,
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String? serverId,
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String? serverName,
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/// Always null on Jellyfin — folder children are fetched by [id]. Exists
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/// on both variants so the union exposes one neutral getter.
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String? backendFolderKey,
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@JsonKey(fromJson: _mediaItemRawFromJson) Map<String, Object?>? raw,
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}) = JellyfinMediaItem;
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MediaBackend get backend => switch (this) {
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PlexMediaItem() => MediaBackend.plex,
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JellyfinMediaItem() => MediaBackend.jellyfin,
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};
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/// Restore a [MediaItem] from a [toJson] payload. Missing/unknown backend
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/// values use [MediaBackend.fromString] so old offline cache rows remain
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/// readable instead of throwing before union dispatch.
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factory MediaItem.fromJson(Map<String, dynamic> json) {
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return switch (MediaBackend.fromString(json['backend'] as String?)) {
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MediaBackend.plex => _$PlexMediaItemFromJson(json),
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MediaBackend.jellyfin => _$JellyfinMediaItemFromJson(json),
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};
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}
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Map<String, dynamic> toJson() {
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return switch (this) {
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final PlexMediaItem item => {'backend': MediaBackend.plex.id, ..._$PlexMediaItemToJson(item)},
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final JellyfinMediaItem item => {'backend': MediaBackend.jellyfin.id, ..._$JellyfinMediaItemToJson(item)},
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};
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}
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/// Global unique identifier across all servers (`serverId:id`). Falls back
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/// to bare [id] if [serverId] is missing.
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String get globalKey => serverId != null ? buildGlobalKey(ServerId(serverId!), id) : id;
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/// Global unique identifier of this item's library section.
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String? get libraryGlobalKey =>
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serverId != null && libraryId != null ? buildGlobalKey(ServerId(serverId!), libraryId!) : null;
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/// Global unique identifier of this item's series, for episodes/seasons.
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/// Null for movies and shows themselves — their own [globalKey] is already
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/// series-level.
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String? get seriesGlobalKey {
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final seriesId = switch (kind) {
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MediaKind.episode => grandparentId,
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MediaKind.season => grandparentId ?? parentId,
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_ => null,
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};
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if (seriesId == null) return null;
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return serverId != null ? buildGlobalKey(ServerId(serverId!), seriesId) : seriesId;
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}
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/// Parent rating keys for hierarchical invalidation. For an episode:
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/// `[seasonId, showId]`. For a season: `[showId]`. For a movie: `[]`.
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List<String> get parentChain => [?parentId, ?grandparentId];
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/// Recency used to order the Continue Watching / On Deck shelf: when the item
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/// was last watched, falling back to when it was added for never-watched rows.
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/// Shared by the per-client merge and the cross-server sort so they agree.
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int get recencySortKey => lastViewedAt ?? addedAt ?? 0;
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/// Whether this item has started but not finished playback.
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bool get hasActiveProgress {
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if (durationMs == null || viewOffsetMs == null) return false;
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return viewOffsetMs! > 0 && viewOffsetMs! < durationMs!;
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}
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/// Whether this item still counts toward an "unwatched only" selection:
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/// not fully watched, or watched-but-resumable (has active progress). The
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/// shared predicate behind every `unwatchedOnly` filter (downloads, sync
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/// rules, the unwatched-episode lookups in episode_collection.dart).
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bool get isUnwatchedOrInProgress => !isWatched || hasActiveProgress;
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/// Whether this container (show/season) has some but not all leaves watched.
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bool get isPartiallyWatched =>
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viewedLeafCount != null && leafCount != null && viewedLeafCount! > 0 && viewedLeafCount! < leafCount!;
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/// Whether the item is fully watched. Series/seasons consult leaf counts;
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/// individual movies/episodes use [viewCount].
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bool get isWatched {
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if (leafCount != null && viewedLeafCount != null) {
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return viewedLeafCount! >= leafCount!;
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}
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return viewCount != null && viewCount! > 0;
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}
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/// Unwatched leaf count for container badges. Falls back to Jellyfin's
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/// `UserData.UnplayedItemCount` when leaf totals weren't requested
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/// (e.g. the folder tree's slim field set).
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int? get unwatchedCount {
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if (leafCount != null && viewedLeafCount != null) return leafCount! - viewedLeafCount!;
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final userData = raw?['UserData'];
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return userData is Map<String, dynamic> ? userData['UnplayedItemCount'] as int? : null;
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}
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/// Copy with the watched flag applied so [isWatched] reflects it for every
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/// kind: containers need their leaf counts patched, not just [viewCount].
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MediaItem withWatchedFlag(bool isWatched) {
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var updated = copyWith(viewCount: isWatched ? 1 : 0);
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if (leafCount != null || viewedLeafCount != null) {
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updated = updated.copyWith(viewedLeafCount: isWatched ? (leafCount ?? viewedLeafCount ?? 1) : 0);
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}
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return updated;
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}
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/// Display-friendly title that prefers the show name for episodes/seasons.
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String get displayTitle {
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if ((kind == MediaKind.episode || kind == MediaKind.season) && grandparentTitle != null) {
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return grandparentTitle!;
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}
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if (kind == MediaKind.season && parentTitle != null) {
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return parentTitle!;
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}
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return title ?? '';
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}
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/// Subtitle line shown below [displayTitle] for episodes/seasons.
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String? get displaySubtitle {
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if (kind == MediaKind.episode || kind == MediaKind.season) {
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if (grandparentTitle != null || (kind == MediaKind.season && parentTitle != null)) {
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return title;
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}
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}
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return null;
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}
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/// Track number within its disc, for [MediaKind.track] items.
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int? get trackNumber => kind == MediaKind.track ? index : null;
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/// Disc number for [MediaKind.track] items (Plex `parentIndex`, Jellyfin
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/// `ParentIndexNumber`). Null/1 on single-disc albums.
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int? get discNumber => kind == MediaKind.track ? parentIndex : null;
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/// Album title for music items: a track's parent, an album's own title.
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String? get albumTitle => switch (kind) {
|
|
MediaKind.track => parentTitle,
|
|
MediaKind.album => title,
|
|
_ => null,
|
|
};
|
|
|
|
/// Album-artist name for music items: a track's grandparent, an album's
|
|
/// parent.
|
|
String? get albumArtistTitle => switch (kind) {
|
|
MediaKind.track => grandparentTitle,
|
|
MediaKind.album => parentTitle,
|
|
_ => null,
|
|
};
|
|
|
|
/// Performing artist of a track. Falls back to [albumArtistTitle] — both
|
|
/// backends only populate a separate value when it differs (Plex stores a
|
|
/// compilation track's own artist in `originalTitle`; the Jellyfin mapper
|
|
/// mirrors that convention from `Artists`).
|
|
String? get trackArtistTitle => kind == MediaKind.track ? (originalTitle ?? albumArtistTitle) : null;
|
|
|
|
/// Plex-only edition label. Jellyfin returns null.
|
|
String? get editionTitle => null;
|
|
|
|
/// Returns the appropriate poster path based on episode poster mode.
|
|
String? posterThumb({EpisodePosterMode mode = EpisodePosterMode.seriesPoster, bool mixedHubContext = false}) {
|
|
if (kind == MediaKind.episode) {
|
|
switch (mode) {
|
|
case EpisodePosterMode.episodeThumbnail:
|
|
return thumbPath;
|
|
case EpisodePosterMode.seasonPoster:
|
|
return parentThumbPath ?? grandparentThumbPath ?? thumbPath;
|
|
case EpisodePosterMode.seriesPoster:
|
|
return grandparentThumbPath ?? thumbPath;
|
|
}
|
|
} else if (kind == MediaKind.season) {
|
|
if (mixedHubContext && mode == EpisodePosterMode.episodeThumbnail) {
|
|
return artPath ?? thumbPath;
|
|
}
|
|
if (grandparentThumbPath != null) {
|
|
return grandparentThumbPath;
|
|
}
|
|
}
|
|
|
|
if (mixedHubContext &&
|
|
mode == EpisodePosterMode.episodeThumbnail &&
|
|
(kind == MediaKind.movie || kind == MediaKind.show)) {
|
|
return artPath ?? thumbPath;
|
|
}
|
|
|
|
if (kind == MediaKind.clip) return thumbPath ?? artPath;
|
|
|
|
return thumbPath;
|
|
}
|
|
|
|
/// Secondary poster path to try when [posterThumb] returns an image URL that
|
|
/// exists syntactically but the server cannot serve it.
|
|
String? posterThumbFallback({EpisodePosterMode mode = EpisodePosterMode.seriesPoster, bool mixedHubContext = false}) {
|
|
if (kind != MediaKind.episode || mode != EpisodePosterMode.seasonPoster) return null;
|
|
final fallback = grandparentThumbPath ?? thumbPath;
|
|
return fallback != null && fallback != posterThumb(mode: mode, mixedHubContext: mixedHubContext) ? fallback : null;
|
|
}
|
|
|
|
/// True when the item should render in 16:9.
|
|
bool usesWideAspectRatio(EpisodePosterMode mode, {bool mixedHubContext = false}) {
|
|
if (kind == MediaKind.clip) return true;
|
|
if (kind == MediaKind.episode && mode == EpisodePosterMode.episodeThumbnail) {
|
|
return true;
|
|
}
|
|
if (mixedHubContext &&
|
|
mode == EpisodePosterMode.episodeThumbnail &&
|
|
(kind == MediaKind.movie || kind == MediaKind.show || kind == MediaKind.season)) {
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/// Returns the best hero art path based on the container's aspect ratio.
|
|
String? heroArt({required double containerAspectRatio}) {
|
|
final candidates = heroArtCandidates(containerAspectRatio: containerAspectRatio);
|
|
if (candidates.isEmpty) return null;
|
|
return candidates.first;
|
|
}
|
|
|
|
/// Returns hero art candidates in display-preference order.
|
|
List<String> heroArtCandidates({required double containerAspectRatio}) {
|
|
final preferred = switch (kind) {
|
|
MediaKind.episode when containerAspectRatio < 1.39 => [backgroundSquarePath, grandparentArtPath, artPath],
|
|
MediaKind.episode => [grandparentArtPath, artPath, backgroundSquarePath],
|
|
_ when containerAspectRatio < 1.39 => [backgroundSquarePath, artPath],
|
|
_ => [artPath, backgroundSquarePath],
|
|
};
|
|
|
|
final candidates = <String>[];
|
|
for (final path in preferred) {
|
|
if (path == null || path.isEmpty || candidates.contains(path)) continue;
|
|
candidates.add(path);
|
|
}
|
|
return candidates;
|
|
}
|
|
}
|
|
|
|
MediaKind _mediaKindFromJson(Object? raw) => MediaKind.fromString(raw as String?);
|
|
|
|
String _mediaKindToJson(MediaKind kind) => kind.id;
|
|
|
|
List<String>? _mediaItemStringList(Object? raw) => stringListFromRaw(raw, stringify: true);
|
|
|
|
List<MediaRole>? _mediaItemRolesFromJson(Object? raw) {
|
|
return raw is List
|
|
? [
|
|
for (final role in raw)
|
|
if (role is Map<String, dynamic>) MediaRole.fromJson(role),
|
|
]
|
|
: null;
|
|
}
|
|
|
|
List<MediaVersion>? _mediaItemVersionsFromJson(Object? raw) {
|
|
return raw is List
|
|
? [
|
|
for (final version in raw)
|
|
if (version is Map<String, dynamic>) MediaVersion.fromJson(version),
|
|
]
|
|
: null;
|
|
}
|
|
|
|
Map<String, Object?>? _mediaItemRawFromJson(Object? raw) => raw is Map ? Map<String, Object?>.from(raw) : null;
|