109 lines
3.6 KiB
Dart
109 lines
3.6 KiB
Dart
import 'dart:async';
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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/db/device_files_db.dart';
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import 'package:photos/db/files_db.dart';
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import 'package:photos/events/backup_folders_updated_event.dart';
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import 'package:photos/events/local_photos_updated_event.dart';
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import "package:photos/generated/l10n.dart";
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import 'package:photos/models/device_collection.dart';
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import "package:photos/ui/collections/device/device_folder_item.dart";
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import 'package:photos/ui/common/loading_widget.dart';
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import 'package:photos/ui/viewer/gallery/empty_state.dart';
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import "package:photos/utils/debouncer.dart";
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class DeviceFoldersGridView extends StatefulWidget {
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const DeviceFoldersGridView({
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Key? key,
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}) : super(key: key);
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@override
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State<DeviceFoldersGridView> createState() => _DeviceFoldersGridViewState();
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}
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class _DeviceFoldersGridViewState extends State<DeviceFoldersGridView> {
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StreamSubscription<BackupFoldersUpdatedEvent>? _backupFoldersUpdatedEvent;
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StreamSubscription<LocalPhotosUpdatedEvent>? _localFilesSubscription;
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String _loadReason = "init";
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final _logger = Logger((_DeviceFoldersGridViewState).toString());
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final _debouncer = Debouncer(
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const Duration(seconds: 2),
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executionInterval: const Duration(seconds: 5),
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);
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@override
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void initState() {
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_backupFoldersUpdatedEvent =
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Bus.instance.on<BackupFoldersUpdatedEvent>().listen((event) {
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_loadReason = event.reason;
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if (mounted) {
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setState(() {});
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}
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});
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_localFilesSubscription =
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Bus.instance.on<LocalPhotosUpdatedEvent>().listen((event) {
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_debouncer.run(() async {
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if (mounted) {
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_loadReason = event.reason;
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setState(() {});
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}
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});
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});
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super.initState();
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}
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@override
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Widget build(BuildContext context) {
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debugPrint("${(DeviceFoldersGridView).toString()} - $_loadReason");
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return SizedBox(
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height: 170,
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child: Align(
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alignment: Alignment.centerLeft,
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child: FutureBuilder<List<DeviceCollection>>(
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future: FilesDB.instance
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.getDeviceCollections(includeCoverThumbnail: true),
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builder: (context, snapshot) {
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if (snapshot.hasData) {
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return snapshot.data!.isEmpty
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? const Padding(
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padding: EdgeInsets.all(22),
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child: EmptyState(),
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)
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: ListView.builder(
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scrollDirection: Axis.horizontal,
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padding: const EdgeInsets.fromLTRB(8, 0, 8, 0),
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physics: const ScrollPhysics(),
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// to disable GridView's scrolling
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itemBuilder: (context, index) {
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final deviceCollection = snapshot.data![index];
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return Padding(
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padding: const EdgeInsets.symmetric(horizontal: 2),
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child: DeviceFolderItem(deviceCollection),
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);
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},
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itemCount: snapshot.data!.length,
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);
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} else if (snapshot.hasError) {
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_logger.severe("failed to load device gallery", snapshot.error);
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return Text(S.of(context).failedToLoadAlbums);
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} else {
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return const EnteLoadingWidget();
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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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@override
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void dispose() {
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_backupFoldersUpdatedEvent?.cancel();
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_localFilesSubscription?.cancel();
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_debouncer.cancelDebounce();
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super.dispose();
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}
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}
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