140 lines
4 KiB
Dart
140 lines
4 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: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/folders_db.dart';
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import 'package:photos/db/files_db.dart';
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import 'package:photos/events/remote_sync_event.dart';
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import 'package:photos/models/folder.dart';
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import 'package:photos/ui/common_elements.dart';
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import 'package:photos/ui/loading_widget.dart';
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import 'package:photos/ui/remote_folder_page.dart';
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import 'package:photos/ui/thumbnail_widget.dart';
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class RemoteFolderGalleryWidget extends StatefulWidget {
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const RemoteFolderGalleryWidget({Key key}) : super(key: key);
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@override
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_RemoteFolderGalleryWidgetState createState() =>
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_RemoteFolderGalleryWidgetState();
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}
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class _RemoteFolderGalleryWidgetState extends State<RemoteFolderGalleryWidget> {
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Logger _logger = Logger("RemoteFolderGalleryWidget");
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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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if (event.success) {
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setState(() {});
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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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return FutureBuilder<List<Folder>>(
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future: _getRemoteFolders(),
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builder: (context, snapshot) {
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if (snapshot.hasData) {
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if (snapshot.data.isEmpty) {
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return nothingToSeeHere;
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} else {
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return _getRemoteFolderGalleryWidget(snapshot.data);
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}
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} else if (snapshot.hasError) {
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_logger.shout(snapshot.error);
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return Center(child: 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 _getRemoteFolderGalleryWidget(List<Folder> folders) {
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return Container(
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margin: EdgeInsets.only(top: 24),
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child: 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 _buildFolder(context, folders[index]);
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},
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itemCount: folders.length,
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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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Future<List<Folder>> _getRemoteFolders() async {
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final folders = await FoldersDB.instance.getFolders();
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final filteredFolders = List<Folder>();
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for (final folder in folders) {
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if (folder.ownerID == Configuration.instance.getUserID()) {
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continue;
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}
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try {
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folder.thumbnailPhoto =
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await FilesDB.instance.getLatestFileInRemoteFolder(folder.id);
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} catch (e) {
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_logger.warning(e.toString());
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}
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filteredFolders.add(folder);
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}
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return filteredFolders;
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}
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Widget _buildFolder(BuildContext context, Folder folder) {
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return GestureDetector(
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child: Column(
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children: <Widget>[
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Container(
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child: folder.thumbnailPhoto ==
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null // When the user has shared a folder without photos
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? Icon(Icons.error)
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: Hero(
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tag: "remote_folder" + folder.thumbnailPhoto.tag(),
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child: ThumbnailWidget(folder.thumbnailPhoto)),
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height: 150,
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width: 150,
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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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folder.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 = RemoteFolderPage(folder);
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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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_subscription.cancel();
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super.dispose();
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}
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}
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