54 lines
2.0 KiB
Dart
54 lines
2.0 KiB
Dart
import 'package:famedlysdk/famedlysdk.dart';
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import '../../config/app_config.dart';
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extension FilteredTimelineExtension on Timeline {
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List<Event> getFilteredEvents({Set<String> unfolded = const {}}) {
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final filteredEvents = events
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.where((e) =>
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// always filter out edit and reaction relationships
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!{RelationshipTypes.edit, RelationshipTypes.reaction}
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.contains(e.relationshipType) &&
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// always filter out m.key.* events
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!e.type.startsWith('m.key.verification.') &&
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// event types to hide: redaction and reaction events
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// if a reaction has been redacted we also want it to be hidden in the timeline
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!{EventTypes.Reaction, EventTypes.Redaction}.contains(e.type) &&
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// if we enabled to hide all redacted events, don't show those
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(!AppConfig.hideRedactedEvents || !e.redacted) &&
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// if we enabled to hide all unknown events, don't show those
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(!AppConfig.hideUnknownEvents || e.isEventTypeKnown) &&
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// remove state events that we don't want to render
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(e.isState || !AppConfig.hideAllStateEvents))
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.toList();
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// Fold state events
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var counter = 0;
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for (var i = filteredEvents.length - 1; i >= 0; i--) {
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if (!filteredEvents[i].isState) continue;
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if (i > 0 &&
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filteredEvents[i - 1].isState &&
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!unfolded.contains(filteredEvents[i - 1].eventId)) {
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counter++;
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filteredEvents[i].unsigned['im.fluffychat.collapsed_state_event'] =
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true;
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} else {
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filteredEvents[i].unsigned['im.fluffychat.collapsed_state_event'] =
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false;
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filteredEvents[i]
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.unsigned['im.fluffychat.collapsed_state_event_count'] = counter;
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counter = 0;
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}
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}
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return filteredEvents;
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}
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}
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extension IsStateExtension on Event {
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bool get isState => !{
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EventTypes.Message,
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EventTypes.Sticker,
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EventTypes.Encrypted
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}.contains(type);
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}
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