35 lines
1.3 KiB
Dart
35 lines
1.3 KiB
Dart
import 'global_key_utils.dart';
|
|
|
|
/// Mixin providing hierarchical event matching methods.
|
|
///
|
|
/// Events that represent changes to media items often need to check if they
|
|
/// affect a specific item or any of its parents in the hierarchy. This mixin
|
|
/// provides common matching logic for such events.
|
|
mixin HierarchicalEventMixin {
|
|
/// The id of the affected item (Plex ratingKey, Jellyfin GUID, …).
|
|
String get itemId;
|
|
|
|
String get globalKey;
|
|
|
|
String get serverId;
|
|
|
|
/// Parent chain for hierarchical matching.
|
|
/// For an episode: [seasonId, showId]
|
|
/// For a season: [showId]
|
|
/// For a movie: []
|
|
List<String> get parentChain;
|
|
|
|
/// Check if this event affects a specific item by id.
|
|
bool affectsItem(String itemId) => this.itemId == itemId || parentChain.contains(itemId);
|
|
|
|
/// Check if this event affects a specific globalKey.
|
|
bool affectsGlobalKey(String globalKey) =>
|
|
this.globalKey == globalKey || parentChain.any((pk) => buildGlobalKey(serverId, pk) == globalKey);
|
|
|
|
/// Check if this event affects any item in a collection.
|
|
bool affectsAnyOf(Iterable<String> itemIds) => itemIds.any(affectsItem);
|
|
|
|
/// Check if this event affects any item in a global-key collection.
|
|
bool affectsAnyGlobalKey(Iterable<String> globalKeys) => globalKeys.any(affectsGlobalKey);
|
|
}
|