fluffychat/lib/views/chat_list.dart

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Dart
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import 'dart:async';
import 'dart:io';
import 'package:adaptive_dialog/adaptive_dialog.dart';
import 'package:adaptive_page_layout/adaptive_page_layout.dart';
import 'package:famedlysdk/famedlysdk.dart';
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import 'package:fluffychat/components/avatar.dart';
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import 'package:fluffychat/components/connection_status_header.dart';
import 'package:fluffychat/components/default_app_bar_search_field.dart';
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import 'package:fluffychat/components/default_bottom_navigation_bar.dart';
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import 'package:fluffychat/components/list_items/chat_list_item.dart';
import 'package:flutter/cupertino.dart';
import 'package:fluffychat/app_config.dart';
import 'package:fluffychat/utils/platform_infos.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:future_loading_dialog/future_loading_dialog.dart';
import 'package:receive_sharing_intent/receive_sharing_intent.dart';
import '../components/matrix.dart';
import '../utils/matrix_file_extension.dart';
import '../utils/url_launcher.dart';
import 'package:flutter_gen/gen_l10n/l10n.dart';
enum SelectMode { normal, share, select }
class ChatList extends StatefulWidget {
final String activeChat;
const ChatList({this.activeChat, Key key}) : super(key: key);
@override
_ChatListState createState() => _ChatListState();
}
class _ChatListState extends State<ChatList> {
StreamSubscription _intentDataStreamSubscription;
StreamSubscription _intentFileStreamSubscription;
AppBar appBar;
bool get searchMode => searchController.text?.isNotEmpty ?? false;
final TextEditingController searchController = TextEditingController();
final _selectedRoomIds = <String>{};
final ScrollController _scrollController = ScrollController();
void _processIncomingSharedFiles(List<SharedMediaFile> files) {
if (files?.isEmpty ?? true) return;
AdaptivePageLayout.of(context).popUntilIsFirst();
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;
AdaptivePageLayout.of(context).popUntilIsFirst();
if (text.toLowerCase().startsWith(AppConfig.inviteLinkPrefix) ||
(text.toLowerCase().startsWith(AppConfig.schemePrefix) &&
!RegExp(r'\s').hasMatch(text))) {
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 initState() {
_initReceiveSharingIntent();
super.initState();
}
@override
void dispose() {
_intentDataStreamSubscription?.cancel();
_intentFileStreamSubscription?.cancel();
super.dispose();
}
void _toggleSelection(String roomId) {
setState(() => _selectedRoomIds.contains(roomId)
? _selectedRoomIds.remove(roomId)
: _selectedRoomIds.add(roomId));
}
Future<void> _toggleUnread(BuildContext context) {
final room = Matrix.of(context).client.getRoomById(_selectedRoomIds.single);
return showFutureLoadingDialog(
context: context,
future: () => room.setUnread(!room.isUnread),
);
}
Future<void> _toggleFavouriteRoom(BuildContext context) {
final room = Matrix.of(context).client.getRoomById(_selectedRoomIds.single);
return showFutureLoadingDialog(
context: context,
future: () => room.setFavourite(!room.isFavourite),
);
}
Future<void> _toggleMuted(BuildContext context) {
final room = Matrix.of(context).client.getRoomById(_selectedRoomIds.single);
return showFutureLoadingDialog(
context: context,
future: () => room.setPushRuleState(
room.pushRuleState == PushRuleState.notify
? PushRuleState.mentions_only
: PushRuleState.notify),
);
}
Future<void> _archiveAction(BuildContext context) async {
final confirmed = await showOkCancelAlertDialog(
context: context,
title: L10n.of(context).areYouSure,
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okLabel: L10n.of(context).yes,
cancelLabel: L10n.of(context).cancel,
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useRootNavigator: false,
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) ==
OkCancelResult.ok;
if (!confirmed) return;
await showFutureLoadingDialog(
context: context,
future: () => _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();
_toggleSelection(roomId);
}
}
Future<void> waitForFirstSync(BuildContext context) async {
var client = Matrix.of(context).client;
if (client.prevBatch?.isEmpty ?? true) {
await client.onFirstSync.stream.first;
}
return true;
}
final GlobalKey<DefaultAppBarSearchFieldState> _searchFieldKey = GlobalKey();
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Future<List<ThirdPartyIdentifier>> _thirdPartyIdentifierFuture;
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@override
Widget build(BuildContext context) {
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_thirdPartyIdentifierFuture ??=
Matrix.of(context).client.requestThirdPartyIdentifiers();
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return StreamBuilder<Object>(
stream: Matrix.of(context).onShareContentChanged.stream,
builder: (_, __) {
final selectMode = Matrix.of(context).shareContent != null
? SelectMode.share
: _selectedRoomIds.isEmpty
? SelectMode.normal
: SelectMode.select;
return Scaffold(
appBar: appBar ??
AppBar(
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elevation: 1,
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leading: selectMode == SelectMode.normal
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? Center(
child: InkWell(
borderRadius: BorderRadius.circular(32),
child: FutureBuilder<Profile>(
future: Matrix.of(context).client.ownProfile,
builder: (_, snapshot) => Avatar(
snapshot.data?.avatarUrl ?? Uri.parse(''),
snapshot.data?.displayname ??
Matrix.of(context).client.userID.localpart,
size: 32,
),
),
onTap: () => AdaptivePageLayout.of(context)
.pushNamedAndRemoveUntilIsFirst('/settings'),
),
)
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: IconButton(
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tooltip: L10n.of(context).cancel,
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icon: Icon(Icons.close_outlined),
onPressed: () => selectMode == SelectMode.share
? setState(
() => Matrix.of(context).shareContent = null)
: setState(() => _selectedRoomIds.clear()),
),
centerTitle: false,
actions: selectMode == SelectMode.share
? null
: selectMode == SelectMode.select
? [
if (_selectedRoomIds.length == 1)
IconButton(
tooltip: L10n.of(context).toggleUnread,
icon: Icon(Matrix.of(context)
.client
.getRoomById(_selectedRoomIds.single)
.isUnread
? Icons.mark_chat_read_outlined
: Icons.mark_chat_unread_outlined),
onPressed: () => _toggleUnread(context),
),
if (_selectedRoomIds.length == 1)
IconButton(
tooltip: L10n.of(context).toggleFavorite,
icon: Icon(Icons.push_pin_outlined),
onPressed: () =>
_toggleFavouriteRoom(context),
),
if (_selectedRoomIds.length == 1)
IconButton(
icon: Icon(Matrix.of(context)
.client
.getRoomById(
_selectedRoomIds.single)
.pushRuleState ==
PushRuleState.notify
? Icons.notifications_off_outlined
: Icons.notifications_outlined),
tooltip: L10n.of(context).toggleMuted,
onPressed: () => _toggleMuted(context),
),
IconButton(
icon: Icon(Icons.archive_outlined),
tooltip: L10n.of(context).archive,
onPressed: () => _archiveAction(context),
),
]
: [
IconButton(
icon: Icon(Icons.search_outlined),
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tooltip: L10n.of(context).search,
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onPressed: () async {
await _scrollController.animateTo(
_scrollController.position.minScrollExtent,
duration: Duration(milliseconds: 200),
curve: Curves.ease,
);
WidgetsBinding.instance.addPostFrameCallback(
(_) => _searchFieldKey.currentState
.requestFocus(),
);
},
),
],
title: Text(selectMode == SelectMode.share
? L10n.of(context).share
: selectMode == SelectMode.select
? L10n.of(context).numberSelected(
_selectedRoomIds.length.toString())
: AppConfig.applicationName),
),
body: Column(children: [
ConnectionStatusHeader(),
Expanded(
child: StreamBuilder(
stream: Matrix.of(context)
.client
.onSync
.stream
.where((s) => s.hasRoomUpdate),
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.lastEvent == null ||
(searchMode &&
!room.displayname.toLowerCase().contains(
searchController.text.toLowerCase() ??
'')));
if (rooms.isEmpty && (!searchMode)) {
return Column(
mainAxisAlignment: MainAxisAlignment.center,
mainAxisSize: MainAxisSize.min,
children: <Widget>[
Icon(
searchMode
? Icons.search_outlined
: Icons.maps_ugc_outlined,
size: 80,
color: Colors.grey,
),
Center(
child: Text(
searchMode
? L10n.of(context).noRoomsFound
: L10n.of(context).startYourFirstChat,
textAlign: TextAlign.start,
style: TextStyle(
color: Colors.grey,
fontSize: 16,
),
),
),
],
);
}
final totalCount = rooms.length;
return ListView.builder(
controller: _scrollController,
itemCount: totalCount + 1,
itemBuilder: (BuildContext context, int i) => i ==
0
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? Padding(
padding: EdgeInsets.all(12),
child: DefaultAppBarSearchField(
key: _searchFieldKey,
hintText: L10n.of(context).search,
prefixIcon: Icon(Icons.search_outlined),
searchController: searchController,
onChanged: (_) => setState(() => null),
padding: EdgeInsets.zero,
),
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)
: ChatListItem(
rooms[i - 1],
selected: _selectedRoomIds
.contains(rooms[i - 1].id),
onTap: selectMode == SelectMode.select
? () =>
_toggleSelection(rooms[i - 1].id)
: null,
onLongPress: () =>
_toggleSelection(rooms[i - 1].id),
activeChat:
widget.activeChat == rooms[i - 1].id,
),
);
} else {
return Center(
child: CircularProgressIndicator(),
);
}
},
);
}),
),
]),
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floatingActionButton: selectMode == SelectMode.normal
? FloatingActionButton(
child: Icon(Icons.add_outlined),
onPressed: () => AdaptivePageLayout.of(context)
.pushNamedAndRemoveUntilIsFirst('/newprivatechat'),
)
: null,
bottomNavigationBar: selectMode == SelectMode.normal
? DefaultBottomNavigationBar(currentIndex: 1)
: null,
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);
});
}
}
enum ChatListPopupMenuItemActions {
createGroup,
discover,
setStatus,
inviteContact,
settings,
}