97 lines
2.6 KiB
Dart
97 lines
2.6 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:kmobile/features/auth/screens/mpin_screen.dart';
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import 'package:kmobile/security/secure_storage.dart';
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import 'package:kmobile/di/injection.dart';
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import '../../l10n/app_localizations.dart';
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class ChangeMpinScreen extends StatefulWidget {
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const ChangeMpinScreen({super.key});
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@override
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State<ChangeMpinScreen> createState() => _ChangeMpinScreenState();
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}
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class _ChangeMpinScreenState extends State<ChangeMpinScreen> {
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@override
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void initState() {
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super.initState();
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// Start the flow after the widget is built
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WidgetsBinding.instance.addPostFrameCallback((_) {
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_startChangeMpin();
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});
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}
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void _startChangeMpin() async {
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final loc = AppLocalizations.of(context);
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// Step 1: Verify old PIN
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final oldPinVerified = await Navigator.of(context).push<bool>(
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MaterialPageRoute(
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builder: (_) => MPinScreen(
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mode: MPinMode.enter,
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disableBiometric: true,
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customTitle: loc.enterOldMpin,
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onCompleted: (oldPin) => _verifyOldPin(oldPin),
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),
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),
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);
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if (oldPinVerified != true) {
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if (mounted) Navigator.of(context).pop(false);
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return;
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}
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// Step 2 & 3: Set new PIN (which will internally navigate to confirm)
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// The onCompleted will be called after both set and confirm succeed
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final success = await Navigator.of(context).push<bool>(
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MaterialPageRoute(
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builder: (_) => MPinScreen(
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mode: MPinMode.set,
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customTitle: loc.enterNewMpin,
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customConfirmTitle: loc.confirmNewMpin,
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onCompleted: (newPin) async {
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// This is called after confirm succeeds and PIN is saved
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if (context.mounted) {
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Navigator.of(context).pop(true);
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}
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},
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),
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),
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);
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if (mounted) {
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Navigator.of(context).pop(success == true);
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}
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}
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Future<void> _verifyOldPin(String oldPin) async {
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final storage = getIt<SecureStorage>();
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final storedPin = await storage.read('mpin');
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if (storedPin == int.tryParse(oldPin)) {
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// Old PIN is correct
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if (mounted) {
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Navigator.of(context).pop(true);
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}
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} else {
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// This shouldn't happen as MPinScreen handles validation
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if (mounted) {
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Navigator.of(context).pop(false);
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}
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}
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(
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title: Text(AppLocalizations.of(context).changeMpin),
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centerTitle: true,
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),
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body: const Center(
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child: CircularProgressIndicator(),
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),
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);
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}
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}
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