import 'dart:async'; import 'dart:io'; import 'package:adaptive_dialog/adaptive_dialog.dart'; import 'package:famedlysdk/famedlysdk.dart'; import 'package:fluffychat/components/connection_status_header.dart'; import 'package:fluffychat/components/default_app_bar_search_field.dart'; import 'package:fluffychat/components/default_drawer.dart'; import 'package:fluffychat/components/dialogs/simple_dialogs.dart'; import 'package:fluffychat/config/app_config.dart'; import 'package:fluffychat/utils/platform_infos.dart'; import 'package:flutter/foundation.dart'; import 'package:flutter/material.dart'; import 'package:flutter_gen/gen_l10n/l10n.dart'; import 'package:receive_sharing_intent/receive_sharing_intent.dart'; import '../components/adaptive_page_layout.dart'; import '../components/list_items/chat_list_item.dart'; import '../components/matrix.dart'; import '../utils/app_route.dart'; import '../utils/matrix_file_extension.dart'; import '../utils/url_launcher.dart'; import 'empty_page.dart'; import 'homeserver_picker.dart'; import 'new_private_chat.dart'; enum SelectMode { normal, share, select } class ChatListView extends StatelessWidget { @override Widget build(BuildContext context) { return AdaptivePageLayout( primaryPage: FocusPage.FIRST, firstScaffold: ChatList(), secondScaffold: EmptyPage(), ); } } class ChatList extends StatefulWidget { final String activeChat; const ChatList({this.activeChat, Key key}) : super(key: key); @override _ChatListState createState() => _ChatListState(); } class _ChatListState extends State { bool get searchMode => searchController.text?.isNotEmpty ?? false; final TextEditingController searchController = TextEditingController(); final _selectedRoomIds = {}; final ScrollController _scrollController = ScrollController(); bool _scrolledToTop = true; void _toggleSelection(String roomId) => setState(() => _selectedRoomIds.contains(roomId) ? _selectedRoomIds.remove(roomId) : _selectedRoomIds.add(roomId)); Future waitForFirstSync(BuildContext context) async { var client = Matrix.of(context).client; if (client.prevBatch?.isEmpty ?? true) { await client.onFirstSync.stream.first; } return true; } @override void initState() { _scrollController.addListener(() async { if (_scrollController.position.pixels > 0 && _scrolledToTop) { setState(() => _scrolledToTop = false); } else if (_scrollController.position.pixels == 0 && !_scrolledToTop) { setState(() => _scrolledToTop = true); } }); _initReceiveSharingIntent(); super.initState(); } StreamSubscription _intentDataStreamSubscription; StreamSubscription _intentFileStreamSubscription; void _processIncomingSharedFiles(List files) { if (files?.isEmpty ?? true) return; if (Navigator.of(context).canPop()) { Navigator.of(context).popUntil((r) => r.isFirst); } final file = File(files.first.path); Matrix.of(context).shareContent = { 'msgtype': 'chat.fluffy.shared_file', 'file': MatrixFile( bytes: file.readAsBytesSync(), name: file.path, ).detectFileType, }; } void _processIncomingSharedText(String text) { if (text == null) return; if (Navigator.of(context).canPop()) { Navigator.of(context).popUntil((r) => r.isFirst); } if (text.startsWith(AppConfig.matrixToLinkPrefix)) { UrlLauncher(context, text).openMatrixToUrl(); return; } Matrix.of(context).shareContent = { 'msgtype': 'm.text', 'body': text, }; } void _initReceiveSharingIntent() { if (!PlatformInfos.isMobile) return; // For sharing images coming from outside the app while the app is in the memory _intentFileStreamSubscription = ReceiveSharingIntent.getMediaStream() .listen(_processIncomingSharedFiles, onError: print); // For sharing images coming from outside the app while the app is closed ReceiveSharingIntent.getInitialMedia().then(_processIncomingSharedFiles); // For sharing or opening urls/text coming from outside the app while the app is in the memory _intentDataStreamSubscription = ReceiveSharingIntent.getTextStream() .listen(_processIncomingSharedText, onError: print); // For sharing or opening urls/text coming from outside the app while the app is closed ReceiveSharingIntent.getInitialText().then(_processIncomingSharedText); } @override void dispose() { _intentDataStreamSubscription?.cancel(); _intentFileStreamSubscription?.cancel(); super.dispose(); } Future _toggleFavouriteRoom(BuildContext context) { final room = Matrix.of(context).client.getRoomById(_selectedRoomIds.single); return SimpleDialogs(context).tryRequestWithLoadingDialog( room.setFavourite(!room.isFavourite), ); } Future _toggleMuted(BuildContext context) { final room = Matrix.of(context).client.getRoomById(_selectedRoomIds.single); return SimpleDialogs(context).tryRequestWithLoadingDialog( room.setPushRuleState(room.pushRuleState == PushRuleState.notify ? PushRuleState.mentions_only : PushRuleState.notify), ); } Future _archiveAction(BuildContext context) async { final confirmed = await showOkCancelAlertDialog( context: context, title: L10n.of(context).areYouSure, ) == OkCancelResult.ok; if (!confirmed) return; await SimpleDialogs(context) .tryRequestWithLoadingDialog(_archiveSelectedRooms(context)); setState(() => null); } Future _archiveSelectedRooms(BuildContext context) async { final client = Matrix.of(context).client; while (_selectedRoomIds.isNotEmpty) { final roomId = _selectedRoomIds.first; await client.getRoomById(roomId).leave(); _selectedRoomIds.remove(roomId); } } @override Widget build(BuildContext context) { return StreamBuilder( stream: Matrix.of(context).client.onLoginStateChanged.stream, builder: (context, snapshot) { if (snapshot.data == LoginState.loggedOut) { Timer(Duration(seconds: 1), () { Matrix.of(context).clean(); Navigator.of(context).pushAndRemoveUntil( AppRoute.defaultRoute(context, HomeserverPicker()), (r) => false); }); } return StreamBuilder( stream: Matrix.of(context).onShareContentChanged.stream, builder: (context, snapshot) { final selectMode = Matrix.of(context).shareContent == null ? _selectedRoomIds.isEmpty ? SelectMode.normal : SelectMode.select : SelectMode.share; if (selectMode == SelectMode.share) { _selectedRoomIds.clear(); } return Scaffold( drawer: selectMode != SelectMode.normal ? null : DefaultDrawer(), appBar: AppBar( centerTitle: false, elevation: _scrolledToTop ? 0 : null, leading: selectMode == SelectMode.share ? IconButton( icon: Icon(Icons.close), onPressed: () => Matrix.of(context).shareContent = null, ) : selectMode == SelectMode.select ? IconButton( icon: Icon(Icons.close), onPressed: () => setState(_selectedRoomIds.clear), ) : null, titleSpacing: 0, actions: selectMode != SelectMode.select ? null : [ if (_selectedRoomIds.length == 1) IconButton( icon: Icon(Icons.favorite_border_outlined), onPressed: () => _toggleFavouriteRoom(context), ), if (_selectedRoomIds.length == 1) IconButton( icon: Icon(Icons.notifications_none_outlined), onPressed: () => _toggleMuted(context), ), IconButton( icon: Icon(Icons.archive_outlined), onPressed: () => _archiveAction(context), ), ], title: selectMode == SelectMode.share ? Text(L10n.of(context).share) : selectMode == SelectMode.select ? Text(_selectedRoomIds.length.toString()) : DefaultAppBarSearchField( searchController: searchController, onChanged: (_) => setState(() => null), ), ), floatingActionButton: AdaptivePageLayout.columnMode(context) ? null : FloatingActionButton( child: Icon(Icons.add_outlined), backgroundColor: Theme.of(context).primaryColor, onPressed: () => Navigator.of(context) .pushAndRemoveUntil( AppRoute.defaultRoute( context, NewPrivateChatView()), (r) => r.isFirst), ), body: Column( children: [ ConnectionStatusHeader(), Expanded( child: StreamBuilder( stream: Matrix.of(context).client.onSync.stream.where( (s) => s.hasRoomUpdate || s.accountData .where((a) => a.type == MatrixState.userStatusesType) .isNotEmpty, ), builder: (context, snapshot) { return FutureBuilder( future: waitForFirstSync(context), builder: (BuildContext context, snapshot) { if (snapshot.hasData) { var rooms = List.from( Matrix.of(context).client.rooms); rooms.removeWhere((Room room) => room.lastEvent == null || (searchMode && !room.displayname .toLowerCase() .contains(searchController.text .toLowerCase() ?? ''))); if (rooms.isEmpty && (!searchMode)) { return Center( child: Column( mainAxisSize: MainAxisSize.min, children: [ Icon( searchMode ? Icons.search_outlined : Icons.chat_bubble_outline, size: 80, color: Colors.grey, ), Text(searchMode ? L10n.of(context).noRoomsFound : L10n.of(context) .startYourFirstChat), ], ), ); } final totalCount = rooms.length; return ListView.separated( controller: _scrollController, separatorBuilder: (BuildContext context, int i) => i == totalCount ? ListTile( title: Text( L10n.of(context) .publicRooms + ':', style: TextStyle( fontWeight: FontWeight.bold, color: Theme.of(context) .primaryColor, ), ), ) : Container(), itemCount: totalCount, itemBuilder: (BuildContext context, int i) => ChatListItem( rooms[i], selected: _selectedRoomIds .contains(rooms[i].id), onTap: selectMode == SelectMode.select ? () => _toggleSelection(rooms[i].id) : null, onLongPress: selectMode != SelectMode.share ? () => _toggleSelection(rooms[i].id) : null, activeChat: widget.activeChat == rooms[i].id, ), ); } else { return Center( child: CircularProgressIndicator(), ); } }, ); }), ), ], ), ); }); }); } }