284 lines
8.8 KiB
Dart
284 lines
8.8 KiB
Dart
import 'dart:async';
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import 'package:flutter/material.dart';
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import 'package:flutter/widgets.dart';
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import 'package:fluttertoast/fluttertoast.dart';
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import 'package:logging/logging.dart';
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import 'package:photos/core/configuration.dart';
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import 'package:photos/core/event_bus.dart';
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import 'package:photos/db/files_db.dart';
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import 'package:photos/events/collection_updated_event.dart';
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import 'package:photos/events/local_photos_updated_event.dart';
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import 'package:photos/events/tab_changed_event.dart';
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import 'package:photos/models/collection_items.dart';
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import 'package:photos/models/file.dart';
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import 'package:photos/repositories/file_repository.dart';
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import 'package:photos/services/collections_service.dart';
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import 'package:photos/models/device_folder.dart';
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import 'package:photos/ui/collection_page.dart';
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import 'package:photos/ui/device_folder_page.dart';
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import 'package:photos/ui/loading_widget.dart';
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import 'package:photos/ui/thumbnail_widget.dart';
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import 'package:path/path.dart' as p;
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import 'package:photos/utils/toast_util.dart';
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class CollectionsGalleryWidget extends StatefulWidget {
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const CollectionsGalleryWidget({Key key}) : super(key: key);
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@override
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_CollectionsGalleryWidgetState createState() =>
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_CollectionsGalleryWidgetState();
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}
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class _CollectionsGalleryWidgetState extends State<CollectionsGalleryWidget> {
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final _logger = Logger("CollectionsGallery");
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StreamSubscription<LocalPhotosUpdatedEvent> _localFilesSubscription;
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StreamSubscription<CollectionUpdatedEvent> _collectionUpdatesSubscription;
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@override
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void initState() {
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_localFilesSubscription =
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Bus.instance.on<LocalPhotosUpdatedEvent>().listen((event) {
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setState(() {});
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});
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_collectionUpdatesSubscription =
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Bus.instance.on<CollectionUpdatedEvent>().listen((event) {
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setState(() {});
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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 FutureBuilder<CollectionItems>(
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future: _getCollections(),
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builder: (context, snapshot) {
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if (snapshot.hasData) {
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return _getCollectionsGalleryWidget(snapshot.data);
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} else if (snapshot.hasError) {
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return Text(snapshot.error.toString());
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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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Widget _getCollectionsGalleryWidget(CollectionItems items) {
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return SingleChildScrollView(
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child: Column(
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children: [
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SectionTitle("Device Folders"),
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Container(
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height: 160,
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child: Align(
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alignment: Alignment.centerLeft,
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child: ListView.builder(
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shrinkWrap: true,
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scrollDirection: Axis.horizontal,
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padding: EdgeInsets.fromLTRB(8, 0, 8, 0),
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physics: ScrollPhysics(), // to disable GridView's scrolling
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itemBuilder: (context, index) {
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return _buildFolder(context, items.folders[index]);
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},
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itemCount: items.folders.length,
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),
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),
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),
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Divider(height: 12),
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SectionTitle("Saved Collections"),
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Padding(padding: EdgeInsets.all(6)),
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GridView.builder(
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shrinkWrap: true,
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padding: EdgeInsets.only(bottom: 12),
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physics: ScrollPhysics(), // to disable GridView's scrolling
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itemBuilder: (context, index) {
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return _buildCollection(context, items.collections, index);
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},
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itemCount: items.collections.length + 1, // To include the + button
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gridDelegate: SliverGridDelegateWithFixedCrossAxisCount(
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crossAxisCount: 2,
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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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Future<CollectionItems> _getCollections() async {
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final filesDB = FilesDB.instance;
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final filesRepo = FileRepository.instance;
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final collectionsService = CollectionsService.instance;
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final userID = Configuration.instance.getUserID();
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final folders = List<DeviceFolder>();
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final files = filesRepo.hasLoadedFiles
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? filesRepo.files
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: await filesRepo.loadFiles();
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final filePathMap = Map<String, List<File>>();
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for (final file in files) {
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final path = file.deviceFolder;
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if (filePathMap[path] == null) {
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filePathMap[path] = List<File>();
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}
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filePathMap[path].add(file);
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}
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for (final path in filePathMap.keys) {
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final folderName = p.basename(path);
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folders.add(DeviceFolder(
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folderName, path, filePathMap[path][0]));
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}
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folders.sort((first, second) {
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return second.thumbnail.creationTime
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.compareTo(first.thumbnail.creationTime);
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});
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final collectionsWithThumbnail = List<CollectionWithThumbnail>();
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final collections = collectionsService.getCollections();
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final ownedCollectionIDs = List<int>();
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for (final c in collections) {
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if (c.owner.id == userID) {
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ownedCollectionIDs.add(c.id);
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}
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}
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final thumbnails =
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await filesDB.getLastCreatedFilesInCollections(ownedCollectionIDs);
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final lastUpdatedFiles =
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await filesDB.getLastUpdatedFilesInCollections(ownedCollectionIDs);
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for (final collectionID in lastUpdatedFiles.keys) {
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collectionsWithThumbnail.add(CollectionWithThumbnail(
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collectionsService.getCollectionByID(collectionID),
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thumbnails[collectionID],
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lastUpdatedFiles[collectionID]));
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}
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return CollectionItems(folders, collectionsWithThumbnail);
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}
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Widget _buildFolder(BuildContext context, DeviceFolder folder) {
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return GestureDetector(
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child: Padding(
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padding: const EdgeInsets.all(8.0),
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child: Column(
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children: <Widget>[
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ClipRRect(
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borderRadius: BorderRadius.circular(4.0),
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child: Container(
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child: Hero(
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tag:
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"device_folder:" + folder.path + folder.thumbnail.tag(),
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child: ThumbnailWidget(folder.thumbnail)),
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height: 110,
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width: 110,
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),
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),
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Padding(
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padding: const EdgeInsets.all(6.0),
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child: Text(
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folder.name,
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style: TextStyle(
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fontSize: 14,
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),
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overflow: TextOverflow.ellipsis,
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),
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),
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],
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),
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),
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onTap: () {
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Navigator.of(context).push(
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MaterialPageRoute(
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builder: (BuildContext context) {
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return DeviceFolderPage(folder);
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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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Widget _buildCollection(BuildContext context,
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List<CollectionWithThumbnail> collections, int index) {
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if (index == collections.length) {
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return Container(
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padding: EdgeInsets.fromLTRB(28, 12, 28, 46),
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child: OutlineButton(
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child: Icon(
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Icons.add,
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),
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onPressed: () async {
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await showToast(
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"Long press to select photos and click + to create an album.",
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toastLength: Toast.LENGTH_LONG);
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Bus.instance.fire(TabChangedEvent(0));
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},
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),
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);
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}
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final c = collections[index];
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return GestureDetector(
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child: Column(
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children: <Widget>[
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ClipRRect(
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borderRadius: BorderRadius.circular(4.0),
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child: Container(
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child: Hero(
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tag: "collection" + c.thumbnail.tag(),
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child: ThumbnailWidget(c.thumbnail)),
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height: 150,
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width: 150,
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),
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),
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Padding(padding: EdgeInsets.all(2)),
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Expanded(
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child: Text(
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c.collection.name,
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style: TextStyle(
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fontSize: 16,
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),
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),
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),
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],
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),
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onTap: () {
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final page = CollectionPage(c.collection);
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Navigator.of(context).push(
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MaterialPageRoute(
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builder: (BuildContext context) {
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return page;
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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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_localFilesSubscription.cancel();
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_collectionUpdatesSubscription.cancel();
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super.dispose();
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}
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}
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class SectionTitle extends StatelessWidget {
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final String title;
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const SectionTitle(this.title, {Key key}) : super(key: key);
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@override
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Widget build(BuildContext context) {
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return Container(
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margin: EdgeInsets.fromLTRB(12, 12, 0, 0),
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child: Column(children: [
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Align(
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alignment: Alignment.centerLeft,
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child: Text(
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title,
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style: TextStyle(
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fontWeight: FontWeight.bold,
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color: Theme.of(context).primaryColorLight,
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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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