yubioath-flutter/lib/app/views/reset_dialog.dart
2024-03-13 16:01:12 +01:00

315 lines
12 KiB
Dart

/*
* Copyright (C) 2024 Yubico.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import 'dart:async';
import 'dart:io';
import 'package:flutter/material.dart';
import 'package:flutter_gen/gen_l10n/app_localizations.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:logging/logging.dart';
import 'package:material_symbols_icons/symbols.dart';
import '../../app/logging.dart';
import '../../core/models.dart';
import '../../core/state.dart';
import '../../desktop/models.dart';
import '../../desktop/state.dart';
import '../../fido/models.dart';
import '../../fido/state.dart';
import '../../management/models.dart';
import '../../management/state.dart';
import '../../oath/state.dart';
import '../../piv/state.dart';
import '../../widgets/responsive_dialog.dart';
import '../features.dart' as features;
import '../message.dart';
import '../models.dart';
import '../state.dart';
import 'elevate_fido_buttons.dart';
import 'keys.dart';
final _log = Logger('fido.views.reset_dialog');
extension on Capability {
IconData get _icon => switch (this) {
Capability.oath => Symbols.supervisor_account,
Capability.fido2 => Symbols.passkey,
Capability.piv => Symbols.badge,
_ => throw UnsupportedError('Icon not defined'),
};
}
List<Capability> getResetCapabilities(FeatureProvider hasFeature) => [
if (hasFeature(features.oath)) Capability.oath,
if (hasFeature(features.fido)) Capability.fido2,
if (hasFeature(features.piv)) Capability.piv,
];
class ResetDialog extends ConsumerStatefulWidget {
final YubiKeyData data;
const ResetDialog(this.data, {super.key});
@override
ConsumerState<ConsumerStatefulWidget> createState() => _ResetDialogState();
}
class _ResetDialogState extends ConsumerState<ResetDialog> {
Capability? _application;
StreamSubscription<InteractionEvent>? _subscription;
InteractionEvent? _interaction;
int _currentStep = -1;
late final int _totalSteps;
@override
void initState() {
super.initState();
final nfc = widget.data.node.transport == Transport.nfc;
_totalSteps = nfc ? 2 : 3;
}
@override
void dispose() {
_subscription?.cancel();
super.dispose();
}
String _getMessage() {
final l10n = AppLocalizations.of(context)!;
final nfc = widget.data.node.transport == Transport.nfc;
if (_currentStep == _totalSteps) {
return l10n.l_fido_app_reset;
}
return switch (_interaction) {
InteractionEvent.remove =>
nfc ? l10n.l_remove_yk_from_reader : l10n.l_unplug_yk,
InteractionEvent.insert =>
nfc ? l10n.l_replace_yk_on_reader : l10n.l_reinsert_yk,
InteractionEvent.touch => l10n.l_touch_button_now,
null => ''
};
}
@override
Widget build(BuildContext context) {
final hasFeature = ref.watch(featureProvider);
final supported =
widget.data.info.supportedCapabilities[widget.data.node.transport] ?? 0;
final enabled = widget
.data.info.config.enabledCapabilities[widget.data.node.transport] ??
0;
final isBio = [FormFactor.usbABio, FormFactor.usbCBio]
.contains(widget.data.info.formFactor);
final globalReset = isBio && (supported & Capability.piv.value) != 0;
final l10n = AppLocalizations.of(context)!;
double progress = _currentStep == -1 ? 0.0 : _currentStep / (_totalSteps);
final needsElevation = Platform.isWindows &&
_application == Capability.fido2 &&
!ref.watch(rpcStateProvider.select((state) => state.isAdmin));
return ResponsiveDialog(
title: Text(l10n.s_factory_reset),
key: factoryResetCancel,
onCancel: switch (_application) {
Capability.fido2 => _currentStep < _totalSteps
? () {
_currentStep = -1;
_subscription?.cancel();
}
: null,
_ => null,
},
actions: [
if (_currentStep < _totalSteps)
TextButton(
onPressed: switch (_application) {
Capability.fido2 => _subscription == null
? () async {
_subscription = ref
.read(
fidoStateProvider(widget.data.node.path).notifier)
.reset()
.listen((event) {
setState(() {
_currentStep++;
_interaction = event;
});
}, onDone: () {
setState(() {
_currentStep++;
});
_subscription = null;
}, onError: (e) {
_log.error('Error performing FIDO reset', e);
Navigator.of(context).pop();
final String errorMessage;
// TODO: Make this cleaner than importing desktop specific RpcError.
if (e is RpcError) {
if (e.status == 'connection-error') {
errorMessage = l10n.l_failed_connecting_to_fido;
} else if (e.status == 'key-mismatch') {
errorMessage = l10n.l_wrong_inserted_yk_error;
} else if (e.status == 'user-action-timeout') {
errorMessage = l10n.l_user_action_timeout_error;
} else {
errorMessage = e.message;
}
} else {
errorMessage = e.toString();
}
showMessage(
context,
l10n.l_reset_failed(errorMessage),
duration: const Duration(seconds: 4),
);
});
}
: null,
Capability.oath => () async {
await ref
.read(oathStateProvider(widget.data.node.path).notifier)
.reset();
await ref.read(withContextProvider)((context) async {
Navigator.of(context).pop();
showMessage(context, l10n.l_oath_application_reset);
});
},
Capability.piv => () async {
await ref
.read(pivStateProvider(widget.data.node.path).notifier)
.reset();
await ref.read(withContextProvider)((context) async {
Navigator.of(context).pop();
showMessage(context, l10n.l_piv_app_reset);
});
},
null => globalReset
? () async {
await ref
.read(managementStateProvider(widget.data.node.path)
.notifier)
.deviceReset();
await ref.read(withContextProvider)((context) async {
Navigator.of(context).pop();
showMessage(context, l10n.s_factory_reset);
});
}
: null,
_ => throw UnsupportedError('Application cannot be reset'),
},
key: factoryResetReset,
child: Text(l10n.s_reset),
)
],
child: Padding(
padding: const EdgeInsets.symmetric(horizontal: 18.0),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
if (!globalReset)
Builder(builder: (context) {
final width = MediaQuery.of(context).size.width;
final showLabels = width > 320;
return SegmentedButton<Capability>(
emptySelectionAllowed: true,
segments: getResetCapabilities(hasFeature)
.where((c) => supported & c.value != 0)
.map((c) => ButtonSegment(
value: c,
icon: Icon(
c._icon,
key: switch (c) {
Capability.oath => factoryResetPickResetOath,
Capability.fido2 => factoryResetPickResetFido2,
Capability.piv => factoryResetPickResetPiv,
_ => const Key('_invalid') // no reset
},
),
label: showLabels
? Text(c.getDisplayName(l10n))
: null,
tooltip:
!showLabels ? c.getDisplayName(l10n) : null,
enabled:
enabled & c.value != 0 && (_currentStep == -1),
))
.toList(),
selected: _application != null ? {_application!} : {},
onSelectionChanged: (selected) {
setState(() {
_application = selected.first;
if (isAndroid) {
// switch current app context
ref
.read(currentSectionProvider.notifier)
.setCurrentSection(switch (_application) {
Capability.oath => Section.accounts,
Capability.fido2 => Section.passkeys,
_ => throw UnimplementedError(
'Reset for $_application is not implemented')
});
}
});
},
);
}),
Text(
switch (_application) {
Capability.oath => l10n.p_warning_factory_reset,
Capability.piv => l10n.p_warning_piv_reset,
Capability.fido2 => l10n.p_warning_deletes_accounts,
_ => globalReset
? l10n.p_warning_global_reset
: l10n.p_factory_reset_an_app,
},
style: Theme.of(context)
.textTheme
.bodyMedium
?.copyWith(fontWeight: FontWeight.w700),
),
if (needsElevation) ...[
Text(l10n.p_elevated_permissions_required),
const ElevateFidoButtons(),
] else ...[
Text(
switch (_application) {
Capability.oath => l10n.p_warning_disable_credentials,
Capability.piv => l10n.p_warning_piv_reset_desc,
Capability.fido2 => l10n.p_warning_disable_accounts,
_ => globalReset
? l10n.p_warning_global_reset_desc
: l10n.p_factory_reset_desc,
},
),
],
if (_application == Capability.fido2 && _currentStep >= 0) ...[
Text('${l10n.s_status}: ${_getMessage()}'),
LinearProgressIndicator(value: progress)
],
]
.map((e) => Padding(
padding: const EdgeInsets.symmetric(vertical: 8.0),
child: e,
))
.toList(),
),
),
);
}
}