yubioath-flutter/lib/oath/views/account_mixin.dart
2022-05-20 15:10:56 +02:00

270 lines
8.0 KiB
Dart
Executable File

import 'dart:async';
import 'dart:ui';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import '../../app/message.dart';
import '../../app/models.dart';
import '../../app/state.dart';
import '../../widgets/circle_timer.dart';
import '../models.dart';
import '../state.dart';
import 'delete_account_dialog.dart';
import 'rename_account_dialog.dart';
class _StrikethroughClipper extends CustomClipper<Path> {
@override
Path getClip(Size size) {
Path path = Path()
..moveTo(0, 2)
..lineTo(0, size.height)
..lineTo(size.width - 2, size.height)
..lineTo(0, 2)
..moveTo(2, 0)
..lineTo(size.width, size.height - 2)
..lineTo(size.width, 0)
..lineTo(2, 0)
..close();
return path;
}
@override
bool shouldReclip(covariant CustomClipper<Path> oldClipper) {
return false;
}
}
class _StrikethroughPainter extends CustomPainter {
final Color color;
_StrikethroughPainter(this.color);
@override
void paint(Canvas canvas, Size size) {
final paint = Paint();
paint.color = color;
paint.strokeWidth = 1.3;
canvas.drawLine(Offset(size.width * 0.15, size.height * 0.15),
Offset(size.width * 0.8, size.height * 0.8), paint);
}
@override
bool shouldRepaint(covariant CustomPainter oldDelegate) {
return false;
}
}
mixin AccountMixin {
OathCredential get credential;
@protected
String get label => credential.issuer != null
? '${credential.issuer} (${credential.name})'
: credential.name;
@protected
String get title => credential.issuer ?? credential.name;
@protected
String? get subtitle => credential.issuer != null ? credential.name : null;
@protected
OathCode? getCode(WidgetRef ref) => ref.watch(codeProvider(credential));
@protected
String formatCode(OathCode? code) {
final value = code?.value;
if (value == null) {
return '';
} else if (value.length < 6) {
return value;
} else {
var i = value.length ~/ 2;
return '${value.substring(0, i)} ${value.substring(i)}';
}
}
@protected
bool isExpired(OathCode? code, WidgetRef ref) {
return code == null ||
(credential.oathType == OathType.totp &&
ref.watch(expiredProvider(code.validTo)));
}
@protected
bool isPinned(WidgetRef ref) =>
ref.watch(favoritesProvider).contains(credential.id);
@protected
Future<OathCode> calculateCode(BuildContext context, WidgetRef ref) async {
final node = ref.read(currentDeviceProvider)!;
return await ref
.read(credentialListProvider(node.path).notifier)
.calculate(credential);
}
@protected
void copyToClipboard(BuildContext context, WidgetRef ref) {
final code = getCode(ref);
if (code != null) {
Clipboard.setData(ClipboardData(text: code.value));
showMessage(context, 'Code copied to clipboard');
}
}
@protected
Future<OathCredential?> renameCredential(
BuildContext context, WidgetRef ref) async {
final node = ref.read(currentDeviceProvider)!;
return await showDialog(
context: context,
builder: (context) => RenameAccountDialog(node, credential),
);
}
@protected
Future<bool> deleteCredential(BuildContext context, WidgetRef ref) async {
final node = ref.read(currentDeviceProvider)!;
return await showDialog(
context: context,
builder: (context) => DeleteAccountDialog(node, credential),
) ??
false;
}
@protected
List<MenuAction> buildActions(BuildContext context, WidgetRef ref) {
final deviceData = ref.watch(currentDeviceDataProvider);
if (deviceData == null) {
return [];
}
final code = getCode(ref);
final expired = isExpired(code, ref);
final manual =
credential.touchRequired || credential.oathType == OathType.hotp;
final ready = expired || credential.oathType == OathType.hotp;
final pinned = isPinned(ref);
return [
MenuAction(
text: 'Copy to clipboard',
icon: const Icon(Icons.copy),
action: code == null || expired
? null
: (context) {
Clipboard.setData(ClipboardData(text: code.value));
showMessage(context, 'Code copied to clipboard');
},
),
if (manual)
MenuAction(
text: 'Calculate',
icon: const Icon(Icons.refresh),
action: ready
? (context) {
calculateCode(context, ref);
}
: null,
),
MenuAction(
text: pinned ? 'Unpin account' : 'Pin account',
//TODO: Replace this with a custom icon.
icon: pinned
? CustomPaint(
painter: _StrikethroughPainter(
Theme.of(context).iconTheme.color ?? Colors.black),
child: ClipPath(
clipper: _StrikethroughClipper(),
child: const Icon(Icons.push_pin)),
)
: const Icon(Icons.push_pin_outlined),
action: (context) {
ref.read(favoritesProvider.notifier).toggleFavorite(credential.id);
},
),
if (deviceData.info.version.major >= 5 &&
deviceData.info.version.minor >= 3)
MenuAction(
icon: const Icon(Icons.edit_outlined),
text: 'Rename account',
action: (context) async {
await renameCredential(context, ref);
},
),
MenuAction(
text: 'Delete account',
icon: const Icon(Icons.delete_outline),
action: (context) async {
await deleteCredential(context, ref);
},
),
];
}
@protected
Widget buildCodeView(WidgetRef ref, {bool big = false}) {
final code = getCode(ref);
final expired = isExpired(code, ref);
return AnimatedSize(
alignment: Alignment.centerRight,
duration: const Duration(milliseconds: 100),
child: Padding(
padding: big
? const EdgeInsets.symmetric(horizontal: 16.0, vertical: 8.0)
: const EdgeInsets.symmetric(horizontal: 10.0, vertical: 2.0),
child: Row(
mainAxisSize: MainAxisSize.min,
crossAxisAlignment: CrossAxisAlignment.center,
children: code == null
? [
Icon(
credential.oathType == OathType.hotp
? Icons.refresh
: Icons.touch_app,
size: big ? 24 : 18,
),
Text('', style: TextStyle(fontSize: big ? 24.0 : 16.0)),
]
: [
if (credential.oathType == OathType.totp) ...[
...expired
? [
if (credential.touchRequired) ...[
Icon(
Icons.touch_app,
size: big ? 24 : 18,
),
const SizedBox(width: 8.0),
]
]
: [
SizedBox.square(
dimension: big ? 18.0 : 14.0,
child: CircleTimer(
code.validFrom * 1000,
code.validTo * 1000,
),
),
const SizedBox(width: 8.0),
],
],
Opacity(
opacity: expired ? 0.4 : 1.0,
child: Text(
formatCode(code),
style: TextStyle(
fontSize: big ? 24 : 20,
fontFeatures: const [FontFeature.tabularFigures()],
fontWeight: FontWeight.w300,
color: Colors.grey.shade200,
),
),
),
],
),
),
);
}
}