fluffychat/lib/views/chat_list.dart
2020-02-16 20:13:55 +01:00

272 lines
8.9 KiB
Dart

import 'dart:async';
import 'package:famedlysdk/famedlysdk.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_speed_dial/flutter_speed_dial.dart';
import 'package:toast/toast.dart';
import 'package:uni_links/uni_links.dart';
import '../components/theme_switcher.dart';
import '../components/adaptive_page_layout.dart';
import '../components/list_items/chat_list_item.dart';
import '../components/matrix.dart';
import '../i18n/i18n.dart';
import '../utils/app_route.dart';
import '../utils/url_launcher.dart';
import 'archive.dart';
import 'new_group.dart';
import 'new_private_chat.dart';
import 'settings.dart';
enum SelectMode { normal, share }
class ChatListView extends StatelessWidget {
@override
Widget build(BuildContext context) {
return AdaptivePageLayout(
primaryPage: FocusPage.FIRST,
firstScaffold: ChatList(),
secondScaffold: Scaffold(
body: Center(
child: Image.asset("assets/logo.png", width: 100, height: 100),
),
),
);
}
}
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> {
bool searchMode = false;
StreamSubscription sub;
final TextEditingController searchController = TextEditingController();
SelectMode selectMode = SelectMode.normal;
Future<bool> waitForFirstSync(BuildContext context) async {
Client client = Matrix.of(context).client;
if (client.prevBatch?.isEmpty ?? true) {
await client.onFirstSync.stream.first;
}
sub ??= client.onSync.stream
.listen((s) => mounted ? setState(() => null) : null);
return true;
}
@override
void initState() {
searchController.addListener(
() => setState(() => null),
);
initUniLinks();
super.initState();
}
StreamSubscription _intentDataStreamSubscription;
StreamSubscription _onUniLinksub;
Future<void> initUniLinks() async {
if (kIsWeb) return;
_onUniLinksub ??= getLinksStream().listen(
(String initialLink) {
try {
if (initialLink?.isEmpty ?? true) return;
if (initialLink.startsWith("https://matrix.to/#/")) {
UrlLauncher(context, initialLink).openMatrixToUrl();
}
} on PlatformException {
debugPrint("initUniLinks failed during platform exception");
}
},
onError: (error) => Toast.show(
I18n.of(context).oopsSomethingWentWrong + " " + error.toString(),
context,
duration: 5),
);
}
@override
void dispose() {
sub?.cancel();
searchController.removeListener(
() => setState(() => null),
);
_intentDataStreamSubscription?.cancel();
_onUniLinksub?.cancel();
super.dispose();
}
@override
Widget build(BuildContext context) {
if (Matrix.of(context).shareContent != null) {
selectMode = SelectMode.share;
} else if (selectMode == SelectMode.share) {
setState(() => selectMode = SelectMode.normal);
}
return Scaffold(
appBar: AppBar(
title: searchMode
? TextField(
autofocus: true,
autocorrect: false,
controller: searchController,
decoration: InputDecoration(
border: InputBorder.none,
hintText: I18n.of(context).searchForAChat,
),
)
: Text(
selectMode == SelectMode.share
? I18n.of(context).share
: I18n.of(context).fluffychat,
),
leading: searchMode
? IconButton(
icon: Icon(Icons.arrow_back),
onPressed: () => setState(() => searchMode = false),
)
: null,
automaticallyImplyLeading: false,
actions: searchMode
? null
: <Widget>[
IconButton(
icon: Icon(Icons.search),
onPressed: () => setState(() => searchMode = true),
),
if (selectMode == SelectMode.share)
IconButton(
icon: Icon(Icons.close),
onPressed: () {
Matrix.of(context).shareContent = null;
setState(() => selectMode = SelectMode.normal);
},
),
if (selectMode == SelectMode.normal)
PopupMenuButton(
onSelected: (String choice) {
switch (choice) {
case "settings":
Navigator.of(context).pushAndRemoveUntil(
AppRoute.defaultRoute(
context,
SettingsView(),
),
(r) => r.isFirst,
);
break;
case "archive":
Navigator.of(context).pushAndRemoveUntil(
AppRoute.defaultRoute(
context,
Archive(),
),
(r) => r.isFirst,
);
break;
}
},
itemBuilder: (BuildContext context) =>
<PopupMenuEntry<String>>[
PopupMenuItem<String>(
value: "archive",
child: Text(I18n.of(context).archive),
),
PopupMenuItem<String>(
value: "settings",
child: Text(I18n.of(context).settings),
),
],
),
],
),
floatingActionButton: SpeedDial(
child: Icon(Icons.add),
overlayColor: blackWhiteColor(context),
foregroundColor: Colors.white,
backgroundColor: Theme.of(context).primaryColor,
children: [
SpeedDialChild(
child: Icon(Icons.people_outline),
foregroundColor: Colors.white,
backgroundColor: Colors.blue,
label: I18n.of(context).createNewGroup,
labelStyle:
TextStyle(fontSize: 18.0, color: blackWhiteColor(context)),
onTap: () => Navigator.of(context).pushAndRemoveUntil(
AppRoute.defaultRoute(context, NewGroupView()),
(r) => r.isFirst),
),
SpeedDialChild(
child: Icon(Icons.person_add),
foregroundColor: Colors.white,
backgroundColor: Colors.green,
label: I18n.of(context).newPrivateChat,
labelStyle: TextStyle(
fontSize: 18.0,
color: Theme.of(context).brightness == Brightness.light
? Colors.white
: Colors.black),
onTap: () => Navigator.of(context).pushAndRemoveUntil(
AppRoute.defaultRoute(context, NewPrivateChatView()),
(r) => r.isFirst),
),
],
),
body: FutureBuilder<bool>(
future: waitForFirstSync(context),
builder: (BuildContext context, snapshot) {
if (snapshot.hasData) {
List<Room> rooms = List<Room>.from(Matrix.of(context).client.rooms);
rooms.removeWhere((Room room) =>
searchMode &&
!room.displayname
.toLowerCase()
.contains(searchController.text.toLowerCase() ?? ""));
if (rooms.isEmpty) {
return Center(
child: Column(
mainAxisSize: MainAxisSize.min,
children: <Widget>[
Icon(
searchMode ? Icons.search : Icons.chat_bubble_outline,
size: 80,
color: Colors.grey,
),
Text(searchMode
? I18n.of(context).noRoomsFound
: I18n.of(context).startYourFirstChat),
],
),
);
}
return ListView.separated(
separatorBuilder: (BuildContext context, int i) =>
Divider(indent: 70, height: 1),
itemCount: rooms.length,
itemBuilder: (BuildContext context, int i) => ChatListItem(
rooms[i],
activeChat: widget.activeChat == rooms[i].id,
),
);
} else {
return Center(
child: CircularProgressIndicator(),
);
}
},
),
);
}
}