216 lines
7.8 KiB
Dart
216 lines
7.8 KiB
Dart
import "dart:async";
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import "dart:developer";
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import 'package:flutter/material.dart';
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import "package:logging/logging.dart";
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import 'package:photos/core/event_bus.dart';
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import 'package:photos/events/files_updated_event.dart';
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import 'package:photos/events/local_photos_updated_event.dart';
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import "package:photos/events/people_changed_event.dart";
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import "package:photos/face/model/person.dart";
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import 'package:photos/models/file/file.dart';
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import 'package:photos/models/file_load_result.dart';
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import 'package:photos/models/gallery_type.dart';
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import 'package:photos/models/selected_files.dart';
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import "package:photos/services/machine_learning/face_ml/face_filtering/face_filtering_constants.dart";
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import "package:photos/services/machine_learning/face_ml/feedback/cluster_feedback.dart";
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import "package:photos/services/search_service.dart";
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import 'package:photos/ui/viewer/actions/file_selection_overlay_bar.dart';
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import 'package:photos/ui/viewer/gallery/gallery.dart';
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import "package:photos/ui/viewer/people/people_app_bar.dart";
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import "package:photos/ui/viewer/people/people_banner.dart";
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import "package:photos/ui/viewer/people/person_cluster_suggestion.dart";
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class PeoplePage extends StatefulWidget {
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final String tagPrefix;
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final PersonEntity person;
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static const GalleryType appBarType = GalleryType.peopleTag;
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static const GalleryType overlayType = GalleryType.peopleTag;
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const PeoplePage({
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this.tagPrefix = "",
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required this.person,
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Key? key,
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}) : super(key: key);
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@override
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State<PeoplePage> createState() => _PeoplePageState();
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}
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class _PeoplePageState extends State<PeoplePage> {
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final Logger _logger = Logger("_PeoplePageState");
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final _selectedFiles = SelectedFiles();
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List<EnteFile>? files;
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int? smallestClusterSize;
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Future<List<EnteFile>> filesFuture = Future.value([]);
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bool get showSuggestionBanner => (!userDismissedSuggestionBanner &&
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smallestClusterSize != null &&
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smallestClusterSize! >= kMinimumClusterSizeSearchResult &&
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files != null &&
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files!.isNotEmpty &&
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files!.length > 200);
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bool userDismissedSuggestionBanner = false;
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late final StreamSubscription<LocalPhotosUpdatedEvent> _filesUpdatedEvent;
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late final StreamSubscription<PeopleChangedEvent> _peopleChangedEvent;
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@override
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void initState() {
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super.initState();
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ClusterFeedbackService.resetLastViewedClusterID();
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_peopleChangedEvent = Bus.instance.on<PeopleChangedEvent>().listen((event) {
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setState(() {});
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});
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filesFuture = loadPersonFiles();
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_filesUpdatedEvent =
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Bus.instance.on<LocalPhotosUpdatedEvent>().listen((event) {
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if (event.type == EventType.deletedFromDevice ||
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event.type == EventType.deletedFromEverywhere ||
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event.type == EventType.deletedFromRemote ||
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event.type == EventType.hide) {
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for (var updatedFile in event.updatedFiles) {
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files?.remove(updatedFile);
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}
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setState(() {});
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}
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});
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}
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Future<List<EnteFile>> loadPersonFiles() async {
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log("loadPersonFiles");
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final result = await SearchService.instance
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.getClusterFilesForPersonID(widget.person.remoteID);
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smallestClusterSize = result.values.fold<int>(result.values.first.length,
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(previousValue, element) {
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return element.length < previousValue ? element.length : previousValue;
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});
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final List<EnteFile> resultFiles = [];
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for (final e in result.entries) {
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resultFiles.addAll(e.value);
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}
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final List<EnteFile> sortedFiles = List<EnteFile>.from(resultFiles);
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sortedFiles.sort((a, b) => b.creationTime!.compareTo(a.creationTime!));
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files = sortedFiles;
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return sortedFiles;
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}
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@override
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void dispose() {
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_filesUpdatedEvent.cancel();
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_peopleChangedEvent.cancel();
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super.dispose();
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}
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@override
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Widget build(BuildContext context) {
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_logger.info("Building for ${widget.person.data.name}");
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return Scaffold(
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appBar: PreferredSize(
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preferredSize: const Size.fromHeight(50.0),
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child: PeopleAppBar(
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GalleryType.peopleTag,
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widget.person.data.name,
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_selectedFiles,
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widget.person,
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),
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),
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body: FutureBuilder<List<EnteFile>>(
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future: filesFuture,
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builder: (context, snapshot) {
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if (snapshot.hasData) {
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final personFiles = snapshot.data as List<EnteFile>;
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return Column(
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children: [
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Expanded(
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child: Stack(
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alignment: Alignment.bottomCenter,
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children: [
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Gallery(
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asyncLoader: (
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creationStartTime,
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creationEndTime, {
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limit,
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asc,
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}) async {
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final result = await loadPersonFiles();
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return Future.value(
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FileLoadResult(
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result,
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false,
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),
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);
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},
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reloadEvent: Bus.instance.on<LocalPhotosUpdatedEvent>(),
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forceReloadEvents: [
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Bus.instance.on<PeopleChangedEvent>(),
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],
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removalEventTypes: const {
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EventType.deletedFromRemote,
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EventType.deletedFromEverywhere,
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EventType.hide,
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},
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tagPrefix: widget.tagPrefix + widget.tagPrefix,
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selectedFiles: _selectedFiles,
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initialFiles:
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personFiles.isNotEmpty ? [personFiles.first] : [],
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),
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FileSelectionOverlayBar(
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PeoplePage.overlayType,
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_selectedFiles,
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person: widget.person,
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),
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],
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),
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),
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showSuggestionBanner
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? Dismissible(
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key: const Key("suggestionBanner"),
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direction: DismissDirection.horizontal,
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onDismissed: (direction) {
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setState(() {
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userDismissedSuggestionBanner = true;
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});
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},
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child: PeopleBanner(
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type: PeopleBannerType.suggestion,
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startIcon: Icons.face_retouching_natural,
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actionIcon: Icons.search_outlined,
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text: "Review suggestions",
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subText: "Improve the results",
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onTap: () async {
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unawaited(
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Navigator.of(context).push(
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MaterialPageRoute(
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builder: (context) =>
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PersonReviewClusterSuggestion(
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widget.person,
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),
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),
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),
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);
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},
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),
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)
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: const SizedBox.shrink(),
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],
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);
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} else if (snapshot.hasError) {
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log("Error: ${snapshot.error} ${snapshot.stackTrace}}");
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//Need to show an error on the UI here
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return const SizedBox.shrink();
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} else {
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return const Center(
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child: CircularProgressIndicator(),
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);
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}
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},
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),
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);
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}
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}
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