fluffychat/lib/views/chat_encryption_settings.dart
2021-04-14 10:37:15 +02:00

250 lines
10 KiB
Dart

import 'package:famedlysdk/encryption.dart';
import 'package:famedlysdk/famedlysdk.dart';
import 'package:fluffychat/views/widgets/avatar.dart';
import 'package:fluffychat/views/widgets/matrix.dart';
import 'package:fluffychat/views/widgets/max_width_body.dart';
import 'package:flutter/material.dart';
import 'package:flutter_gen/gen_l10n/l10n.dart';
import '../views/widgets/dialogs/key_verification_dialog.dart';
import '../utils/device_extension.dart';
class ChatEncryptionSettings extends StatefulWidget {
final String id;
const ChatEncryptionSettings(this.id, {Key key}) : super(key: key);
@override
_ChatEncryptionSettingsState createState() => _ChatEncryptionSettingsState();
}
class _ChatEncryptionSettingsState extends State<ChatEncryptionSettings> {
Future<void> onSelected(
BuildContext context, String action, DeviceKeys key) async {
final room = Matrix.of(context).client.getRoomById(widget.id);
final unblock = () async {
if (key.blocked) {
await key.setBlocked(false);
}
};
switch (action) {
case 'verify':
await unblock();
final req = key.startVerification();
req.onUpdate = () {
if (req.state == KeyVerificationState.done) {
setState(() => null);
}
};
await KeyVerificationDialog(request: req).show(context);
break;
case 'verify_user':
await unblock();
final req =
await room.client.userDeviceKeys[key.userId].startVerification();
req.onUpdate = () {
if (req.state == KeyVerificationState.done) {
setState(() => null);
}
};
await KeyVerificationDialog(request: req).show(context);
break;
case 'block':
if (key.directVerified) {
await key.setVerified(false);
}
await key.setBlocked(true);
setState(() => null);
break;
case 'unblock':
await unblock();
setState(() => null);
break;
}
}
@override
Widget build(BuildContext context) {
final room = Matrix.of(context).client.getRoomById(widget.id);
return Scaffold(
appBar: AppBar(
leading: BackButton(),
title: Text(L10n.of(context).tapOnDeviceToVerify),
bottom: PreferredSize(
preferredSize: Size.fromHeight(56),
child: ListTile(
title: Text(L10n.of(context).deviceVerifyDescription),
leading: CircleAvatar(
backgroundColor: Theme.of(context).secondaryHeaderColor,
foregroundColor: Theme.of(context).accentColor,
child: Icon(Icons.lock),
),
),
),
),
body: MaxWidthBody(
withScrolling: true,
child: StreamBuilder(
stream: room.onUpdate.stream,
builder: (context, snapshot) {
return FutureBuilder<List<DeviceKeys>>(
future: room.getUserDeviceKeys(),
builder: (BuildContext context, snapshot) {
if (snapshot.hasError) {
return Center(
child: Text(L10n.of(context).oopsSomethingWentWrong +
': ' +
snapshot.error.toString()),
);
}
if (!snapshot.hasData) {
return Center(child: CircularProgressIndicator());
}
final deviceKeys = snapshot.data;
return ListView.builder(
shrinkWrap: true,
physics: NeverScrollableScrollPhysics(),
itemCount: deviceKeys.length,
itemBuilder: (BuildContext context, int i) => Column(
mainAxisSize: MainAxisSize.min,
children: <Widget>[
if (i == 0 ||
deviceKeys[i].userId !=
deviceKeys[i - 1].userId) ...{
Divider(height: 1, thickness: 1),
PopupMenuButton(
onSelected: (action) =>
onSelected(context, action, deviceKeys[i]),
itemBuilder: (c) {
final items = <PopupMenuEntry<String>>[];
if (room
.client
.userDeviceKeys[deviceKeys[i].userId]
.verified ==
UserVerifiedStatus.unknown) {
items.add(PopupMenuItem(
value: 'verify_user',
child: Text(L10n.of(context).verifyUser),
));
}
return items;
},
child: ListTile(
leading: Avatar(
room
.getUserByMXIDSync(deviceKeys[i].userId)
.avatarUrl,
room
.getUserByMXIDSync(deviceKeys[i].userId)
.calcDisplayname(),
),
title: Row(
children: [
Text(
room
.getUserByMXIDSync(deviceKeys[i].userId)
.calcDisplayname(),
),
Spacer(),
Text(
deviceKeys[i].userId,
style: TextStyle(
fontSize: 14,
color: Theme.of(context)
.textTheme
.bodyText1
.color
.withAlpha(150),
),
),
],
),
),
),
},
PopupMenuButton(
onSelected: (action) =>
onSelected(context, action, deviceKeys[i]),
itemBuilder: (c) {
final items = <PopupMenuEntry<String>>[];
if (deviceKeys[i].blocked ||
!deviceKeys[i].verified) {
items.add(PopupMenuItem(
value:
deviceKeys[i].userId == room.client.userID
? 'verify'
: 'verify_user',
child: Text(L10n.of(context).verifyStart),
));
}
if (deviceKeys[i].blocked) {
items.add(PopupMenuItem(
value: 'unblock',
child: Text(L10n.of(context).unblockDevice),
));
}
if (!deviceKeys[i].blocked) {
items.add(PopupMenuItem(
value: 'block',
child: Text(L10n.of(context).blockDevice),
));
}
return items;
},
child: ListTile(
leading: CircleAvatar(
foregroundColor:
Theme.of(context).textTheme.bodyText1.color,
backgroundColor:
Theme.of(context).secondaryHeaderColor,
child: Icon(deviceKeys[i].icon),
),
title: Text(
deviceKeys[i].displayname,
maxLines: 1,
overflow: TextOverflow.ellipsis,
),
subtitle: Row(
children: [
Text(
deviceKeys[i].deviceId,
style: TextStyle(
fontSize: 14,
color: Theme.of(context)
.textTheme
.bodyText1
.color
.withAlpha(150),
),
),
Spacer(),
Text(
deviceKeys[i].blocked
? L10n.of(context).blocked
: deviceKeys[i].verified
? L10n.of(context).verified
: L10n.of(context).unknownDevice,
style: TextStyle(
fontSize: 14,
color: deviceKeys[i].blocked
? Colors.red
: deviceKeys[i].verified
? Colors.green
: Colors.orange,
),
),
],
),
),
),
],
),
);
},
);
}),
),
);
}
}