2020-05-05 12:56:24 +00:00
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import 'dart:async';
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2020-04-18 18:46:38 +00:00
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import 'package:flutter/cupertino.dart';
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import 'package:flutter/material.dart';
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2020-05-01 18:20:12 +00:00
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import 'package:photos/core/event_bus.dart';
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import 'package:photos/db/db_helper.dart';
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import 'package:photos/events/remote_sync_event.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/setup_page.dart';
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import 'package:photo_manager/photo_manager.dart';
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import 'package:photos/ui/share_folder_widget.dart';
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import 'package:photos/utils/share_util.dart';
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enum GalleryAppBarType { homepage, folder }
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class GalleryAppBarWidget extends StatefulWidget
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implements PreferredSizeWidget {
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final GalleryAppBarType type;
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final String title;
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final String path;
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final Set<Photo> selectedPhotos;
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final Function() onSelectionClear;
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GalleryAppBarWidget(this.type, this.title, this.path, this.selectedPhotos,
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{this.onSelectionClear});
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@override
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_GalleryAppBarWidgetState createState() => _GalleryAppBarWidgetState();
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@override
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Size get preferredSize => Size.fromHeight(60.0);
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}
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class _GalleryAppBarWidgetState extends State<GalleryAppBarWidget> {
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bool _hasSyncErrors = false;
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StreamSubscription<RemoteSyncEvent> _subscription;
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@override
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void initState() {
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_subscription = Bus.instance.on<RemoteSyncEvent>().listen((event) {
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setState(() {
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_hasSyncErrors = !event.success;
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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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if (widget.selectedPhotos.isEmpty) {
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return AppBar(
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title: Text(widget.title),
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actions: _getDefaultActions(context),
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);
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}
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return AppBar(
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leading: IconButton(
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icon: Icon(Icons.close),
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onPressed: () {
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_clearSelectedPhotos();
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},
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),
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title: Text(widget.selectedPhotos.length.toString()),
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actions: _getPhotoActions(context),
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);
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}
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List<Widget> _getDefaultActions(BuildContext context) {
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List<Widget> actions = List<Widget>();
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if (_hasSyncErrors) {
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actions.add(IconButton(
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icon: Icon(Icons.sync_problem),
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onPressed: () {
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_openSyncConfiguration(context);
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},
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));
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} else if (widget.type == GalleryAppBarType.folder) {
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actions.add(IconButton(
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icon: Icon(Icons.person_add),
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onPressed: () {
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_showShareCollectionDialog();
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},
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));
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}
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return actions;
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}
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Future<void> _showShareCollectionDialog() async {
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return showDialog<void>(
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context: context,
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builder: (BuildContext context) {
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return ShareFolderWidget(widget.title, widget.path);
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},
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);
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}
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List<Widget> _getPhotoActions(BuildContext context) {
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List<Widget> actions = List<Widget>();
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if (widget.selectedPhotos.isNotEmpty) {
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actions.add(IconButton(
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icon: Icon(Icons.delete),
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onPressed: () {
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_showDeletePhotosSheet(context);
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},
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));
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actions.add(IconButton(
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icon: Icon(Icons.share),
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onPressed: () {
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_shareSelectedPhotos(context);
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},
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));
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}
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return actions;
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}
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void _shareSelectedPhotos(BuildContext context) {
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shareMultiple(widget.selectedPhotos.toList());
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}
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void _showDeletePhotosSheet(BuildContext context) {
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final action = CupertinoActionSheet(
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actions: <Widget>[
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CupertinoActionSheetAction(
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child: Text("Delete on device"),
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isDestructiveAction: true,
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onPressed: () async {
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await _deleteSelectedPhotos(context, false);
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},
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),
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CupertinoActionSheetAction(
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child: Text("Delete everywhere [WiP]"),
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isDestructiveAction: true,
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onPressed: () async {
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await _deleteSelectedPhotos(context, true);
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},
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)
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],
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cancelButton: CupertinoActionSheetAction(
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child: Text("Cancel"),
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onPressed: () {
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Navigator.of(context, rootNavigator: true).pop();
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},
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),
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);
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showCupertinoModalPopup(context: context, builder: (_) => action);
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}
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Future _deleteSelectedPhotos(
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BuildContext context, bool deleteEverywhere) async {
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await PhotoManager.editor
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.deleteWithIds(widget.selectedPhotos.map((p) => p.localId).toList());
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for (Photo photo in widget.selectedPhotos) {
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deleteEverywhere
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? await DatabaseHelper.instance.markPhotoForDeletion(photo)
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: await DatabaseHelper.instance.deletePhoto(photo);
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}
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Navigator.of(context, rootNavigator: true).pop();
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PhotoRepository.instance.reloadPhotos();
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_clearSelectedPhotos();
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}
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void _clearSelectedPhotos() {
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setState(() {
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widget.selectedPhotos.clear();
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});
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if (widget.onSelectionClear != null) {
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widget.onSelectionClear();
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}
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}
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void _openSyncConfiguration(BuildContext context) {
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final page = SetupPage();
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Navigator.of(context).push(
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MaterialPageRoute(
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settings: RouteSettings(name: "/setup"),
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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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void dispose() {
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_subscription.cancel();
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super.dispose();
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}
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}
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