136 lines
3.9 KiB
Dart
136 lines
3.9 KiB
Dart
import 'dart:async';
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import 'dart:collection';
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import 'package:flutter/cupertino.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter/widgets.dart';
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import 'package:photos/core/event_bus.dart';
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import 'package:photos/events/local_photos_updated_event.dart';
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import 'package:photos/models/filters/important_items_filter.dart';
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import 'package:photos/models/photo.dart';
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import 'package:photos/photo_repository.dart';
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import 'package:photos/ui/album_list_widget.dart';
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import 'package:photos/ui/gallery.dart';
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import 'package:photos/ui/gallery_app_bar_widget.dart';
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import 'package:photos/ui/loading_widget.dart';
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import 'package:photos/utils/logging_util.dart';
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import 'package:shake/shake.dart';
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import 'package:logging/logging.dart';
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class HomeWidget extends StatefulWidget {
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final String title;
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const HomeWidget(this.title, {Key key}) : super(key: key);
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@override
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State<StatefulWidget> createState() => _HomeWidgetState();
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}
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class _HomeWidgetState extends State<HomeWidget> {
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static final importantItemsFilter = ImportantItemsFilter();
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final _logger = Logger("HomeWidgetState");
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ShakeDetector _detector;
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int _selectedNavBarItem = 0;
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Set<Photo> _selectedPhotos = HashSet<Photo>();
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StreamSubscription<LocalPhotosUpdatedEvent> _subscription;
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@override
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void initState() {
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_subscription = Bus.instance.on<LocalPhotosUpdatedEvent>().listen((event) {
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setState(() {});
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});
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_detector = ShakeDetector.autoStart(
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shakeThresholdGravity: 3,
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onPhoneShake: () {
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_logger.info("Emailing logs");
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LoggingUtil.instance.emailLogs();
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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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return Scaffold(
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appBar: GalleryAppBarWidget(
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GalleryAppBarType.homepage,
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widget.title,
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"/",
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_selectedPhotos,
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onSelectionClear: _clearSelectedPhotos,
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),
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bottomNavigationBar: _buildBottomNavigationBar(),
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body: FutureBuilder<bool>(
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future: PhotoRepository.instance.loadPhotos(),
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builder: (context, snapshot) {
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if (snapshot.hasData) {
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return IndexedStack(
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children: <Widget>[
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Gallery(
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_getFilteredPhotos(PhotoRepository.instance.photos),
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_selectedPhotos,
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photoSelectionChangeCallback: (Set<Photo> selectedPhotos) {
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setState(() {
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_selectedPhotos = selectedPhotos;
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});
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},
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),
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AlbumListWidget(PhotoRepository.instance.photos)
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],
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index: _selectedNavBarItem,
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);
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} else if (snapshot.hasError) {
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return Text("Error!");
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} else {
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return loadWidget;
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}
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},
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),
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);
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}
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BottomNavigationBar _buildBottomNavigationBar() {
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return BottomNavigationBar(
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items: const <BottomNavigationBarItem>[
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BottomNavigationBarItem(
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icon: Icon(Icons.photo_filter),
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title: Text('Photos'),
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),
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BottomNavigationBarItem(
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icon: Icon(Icons.photo_library),
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title: Text('Gallery'),
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),
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],
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currentIndex: _selectedNavBarItem,
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selectedItemColor: Colors.yellow[800],
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onTap: (index) {
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setState(() {
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_selectedNavBarItem = index;
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});
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},
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);
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}
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List<Photo> _getFilteredPhotos(List<Photo> unfilteredPhotos) {
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final List<Photo> filteredPhotos = List<Photo>();
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for (Photo photo in unfilteredPhotos) {
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if (importantItemsFilter.shouldInclude(photo)) {
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filteredPhotos.add(photo);
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}
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}
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return filteredPhotos;
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}
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void _clearSelectedPhotos() {
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setState(() {
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_selectedPhotos.clear();
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});
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}
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@override
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void dispose() {
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_detector.stopListening();
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_subscription.cancel();
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super.dispose();
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}
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}
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