fluffychat/lib/views/chat_list.dart

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