yubioath-flutter/lib/oath/views/oath_screen.dart
2023-01-26 11:52:01 +01:00

207 lines
6.8 KiB
Dart
Executable File

/*
* Copyright (C) 2022 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 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_gen/gen_l10n/app_localizations.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import '../../app/models.dart';
import '../../app/shortcuts.dart';
import '../../app/views/app_failure_page.dart';
import '../../app/views/app_page.dart';
import '../../app/views/graphics.dart';
import '../../app/views/message_page.dart';
import '../keys.dart' as keys;
import '../models.dart';
import '../state.dart';
import 'account_list.dart';
import 'key_actions.dart';
import 'unlock_form.dart';
class OathScreen extends ConsumerWidget {
final DevicePath devicePath;
const OathScreen(this.devicePath, {super.key});
@override
Widget build(BuildContext context, WidgetRef ref) {
return ref.watch(oathStateProvider(devicePath)).when(
loading: () => MessagePage(
title: Text(AppLocalizations.of(context)!.oath_authenticator),
graphic: const CircularProgressIndicator(),
delayedContent: true,
),
error: (error, _) => AppFailurePage(
title: Text(AppLocalizations.of(context)!.oath_authenticator),
cause: error,
),
data: (oathState) => oathState.locked
? _LockedView(devicePath, oathState)
: _UnlockedView(devicePath, oathState),
);
}
}
class _LockedView extends ConsumerWidget {
final DevicePath devicePath;
final OathState oathState;
const _LockedView(this.devicePath, this.oathState);
@override
Widget build(BuildContext context, WidgetRef ref) {
return AppPage(
title: Text(AppLocalizations.of(context)!.oath_authenticator),
keyActionsBuilder: (context) =>
oathBuildActions(context, devicePath, oathState, ref),
child: Padding(
padding: const EdgeInsets.symmetric(vertical: 18),
child: UnlockForm(
devicePath,
keystore: oathState.keystore,
),
),
);
}
}
class _UnlockedView extends ConsumerStatefulWidget {
final DevicePath devicePath;
final OathState oathState;
const _UnlockedView(this.devicePath, this.oathState);
@override
ConsumerState<ConsumerStatefulWidget> createState() => _UnlockedViewState();
}
class _UnlockedViewState extends ConsumerState<_UnlockedView> {
late FocusNode searchFocus;
late TextEditingController searchController;
@override
void initState() {
super.initState();
searchFocus = FocusNode();
searchController = TextEditingController(text: ref.read(searchProvider));
}
@override
void dispose() {
searchFocus.dispose();
searchController.dispose();
super.dispose();
}
@override
Widget build(BuildContext context) {
// ONLY rebuild if the number of credentials changes.
final numCreds = ref.watch(credentialListProvider(widget.devicePath)
.select((value) => value?.length));
if (numCreds == 0) {
return MessagePage(
title: Text(AppLocalizations.of(context)!.oath_authenticator),
key: keys.noAccountsView,
graphic: noAccounts,
header: AppLocalizations.of(context)!.oath_no_accounts,
keyActionsBuilder: (context) => oathBuildActions(
context, widget.devicePath, widget.oathState, ref,
used: 0),
);
}
return Actions(
actions: {
SearchIntent: CallbackAction(onInvoke: (_) {
searchController.selection = TextSelection(
baseOffset: 0, extentOffset: searchController.text.length);
searchFocus.requestFocus();
return null;
}),
},
child: AppPage(
title: Focus(
canRequestFocus: false,
onKeyEvent: (node, event) {
if (event.logicalKey == LogicalKeyboardKey.arrowDown) {
node.focusInDirection(TraversalDirection.down);
return KeyEventResult.handled;
}
return KeyEventResult.ignored;
},
child: Builder(builder: (context) {
final textTheme = Theme.of(context).textTheme;
return TextFormField(
key: keys.searchAccountsField,
controller: searchController,
focusNode: searchFocus,
// Use the default style, but with a smaller font size:
style: textTheme.titleMedium
?.copyWith(fontSize: textTheme.titleSmall?.fontSize),
decoration: InputDecoration(
hintText: AppLocalizations.of(context)!.oath_search_accounts,
border: const OutlineInputBorder(
borderRadius: BorderRadius.all(Radius.circular(32)),
),
contentPadding: EdgeInsets.zero,
isDense: true,
prefixIcon: const Icon(Icons.search_outlined),
prefixIconConstraints:
const BoxConstraints(minHeight: 30, minWidth: 30),
/*
suffixIcon: IconButton(
icon: const Icon(Icons.highlight_off),
iconSize: 16,
color: Colors.white54,
onPressed: searchController.clear,
),
suffixIconConstraints:
const BoxConstraints(minHeight: 30, minWidth: 30),
*/
),
onChanged: (value) {
ref.read(searchProvider.notifier).setFilter(value);
},
textInputAction: TextInputAction.next,
onFieldSubmitted: (value) {
Focus.of(context).focusInDirection(TraversalDirection.down);
},
);
}),
),
keyActionsBuilder: (context) => oathBuildActions(
context,
widget.devicePath,
widget.oathState,
ref,
used: numCreds ?? 0,
),
centered: numCreds == null,
delayedContent: numCreds == null,
child: numCreds != null
? Consumer(
builder: (context, ref, _) {
return AccountList(
ref.watch(credentialListProvider(widget.devicePath)) ?? [],
);
},
)
: const CircularProgressIndicator(),
),
);
}
}