66 lines
2.7 KiB
Dart
66 lines
2.7 KiB
Dart
import 'package:aves/model/image_collection.dart';
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import 'package:aves/model/image_entry.dart';
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import 'package:aves/model/image_file_service.dart';
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import 'package:aves/model/metadata_db.dart';
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import 'package:aves/model/settings.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter/services.dart';
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import 'package:flutter_native_timezone/flutter_native_timezone.dart';
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import 'package:provider/provider.dart';
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final _stopwatch = Stopwatch()..start();
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class MediaStoreCollectionProvider extends StatelessWidget {
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final Widget child;
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static const EventChannel eventChannel = EventChannel('deckers.thibault/aves/mediastore');
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const MediaStoreCollectionProvider({@required this.child});
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Future<ImageCollection> _create() async {
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debugPrint('$runtimeType _create, elapsed=${_stopwatch.elapsed}');
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final mediaStoreCollection = ImageCollection(entries: []);
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mediaStoreCollection.groupFactor = settings.collectionGroupFactor;
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mediaStoreCollection.sortFactor = settings.collectionSortFactor;
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await metadataDb.init(); // <20ms
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final currentTimeZone = await FlutterNativeTimezone.getLocalTimezone(); // <20ms
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final catalogTimeZone = settings.catalogTimeZone;
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if (currentTimeZone != catalogTimeZone) {
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// clear catalog metadata to get correct date/times when moving to a different time zone
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debugPrint('$runtimeType clear catalog metadata to get correct date/times');
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await metadataDb.clearMetadataEntries();
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settings.catalogTimeZone = currentTimeZone;
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}
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eventChannel.receiveBroadcastStream().cast<Map>().listen(
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(entryMap) => mediaStoreCollection.add(ImageEntry.fromMap(entryMap)),
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onDone: () async {
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debugPrint('$runtimeType mediastore stream done, elapsed=${_stopwatch.elapsed}');
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mediaStoreCollection.updateSections(); // <50ms
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// TODO reduce setup time until here
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mediaStoreCollection.updateAlbums(); // <50ms
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await mediaStoreCollection.loadCatalogMetadata(); // 650ms
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await mediaStoreCollection.catalogEntries(); // <50ms
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await mediaStoreCollection.loadAddresses(); // 350ms
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await mediaStoreCollection.locateEntries(); // <50ms
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debugPrint('$runtimeType setup end, elapsed=${_stopwatch.elapsed}');
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},
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onError: (error) => debugPrint('$runtimeType mediastore stream error=$error'),
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);
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// TODO split image fetch AND/OR cache fetch across sessions
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await ImageFileService.getImageEntries(); // 460ms
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return mediaStoreCollection;
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}
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@override
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Widget build(BuildContext context) {
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return FutureProvider<ImageCollection>(
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create: (context) => _create(),
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initialData: ImageCollection(entries: []),
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child: child,
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);
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}
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}
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