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Shared Preferences implementation

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This commit is contained in:
Nilanjan Chakrabarti
2025-07-30 12:50:11 +05:30
parent ee3961215a
commit 618bd4a9b9
8 changed files with 156 additions and 125 deletions
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30
lib/app.dart
View File

@@ -16,6 +16,7 @@ import 'features/service/screens/service_screen.dart';
import 'features/dashboard/screens/dashboard_screen.dart';
import 'features/auth/screens/mpin_screen.dart';
import 'package:local_auth/local_auth.dart';
import 'package:shared_preferences/shared_preferences.dart';
class KMobile extends StatefulWidget {
const KMobile({super.key});
@@ -24,18 +25,19 @@ class KMobile extends StatefulWidget {
State<KMobile> createState() => _KMobileState();
static void setLocale(BuildContext context, Locale newLocale) {
final _KMobileState? state = context
.findAncestorStateOfType<_KMobileState>();
final _KMobileState? state = context.findAncestorStateOfType<_KMobileState>();
state?.setLocale(newLocale);
}
}
class _KMobileState extends State<KMobile> {
bool _showSplash = false;
Locale? _locale;
@override
void initState() {
super.initState();
_loadLocale();
// Simulate a splash screen delay
Future.delayed(const Duration(seconds: 2), () {
setState(() {
@@ -44,7 +46,16 @@ class _KMobileState extends State<KMobile> {
});
}
Locale? _locale;
Future<void> _loadLocale() async{
final prefs = await SharedPreferences.getInstance();
final String? langCode = prefs.getString('locale');
if (langCode != null) {
setState(() {
_locale = Locale(langCode);
});
}
}
void setLocale(Locale locale) {
setState(() {
@@ -112,11 +123,16 @@ class _KMobileState extends State<KMobile> {
);
return MultiBlocProvider(
providers: [BlocProvider<AuthCubit>(create: (_) => getIt<AuthCubit>())],
providers: [
BlocProvider<AuthCubit>(create: (_) => getIt<AuthCubit>()),
],
child: MaterialApp(
debugShowCheckedModeBanner: false,
locale: _locale, // Use your existing locale variable
supportedLocales: const [Locale('en'), Locale('hi')],
locale: _locale, // Dynamic locale
supportedLocales: const [
Locale('en'),
Locale('hi'),
],
localizationsDelegates: const [
AppLocalizations.delegate,
GlobalMaterialLocalizations.delegate,
@@ -126,7 +142,7 @@ class _KMobileState extends State<KMobile> {
title: 'kMobile',
theme: AppThemes.lightTheme,
// darkTheme: AppThemes.darkTheme,
themeMode: ThemeMode.system, // Use system theme by default
themeMode: ThemeMode.system,
onGenerateRoute: AppRoutes.generateRoute,
initialRoute: AppRoutes.splash,
home: _showSplash ? const SplashScreen() : const AuthGate(),

4
lib/config/themes.dart
View File

@@ -116,7 +116,7 @@ class AppThemes {
foregroundColor: Color(0xFF212121),
centerTitle: true,
),
cardTheme: CardThemeData(
cardTheme: CardTheme(
//Earlier CardThemeData
elevation: 2,
shape: RoundedRectangleBorder(
@@ -200,7 +200,7 @@ class AppThemes {
foregroundColor: Colors.white,
centerTitle: true,
),
cardTheme: CardThemeData(
cardTheme: CardTheme(
//Earlier was CardThemeData
elevation: 2,
shape: RoundedRectangleBorder(

37
lib/features/profile/preferences/language_dialog.dart
View File

@@ -1,8 +1,9 @@
import 'package:flutter/material.dart';
import '../../../l10n/app_localizations.dart';
import 'package:kmobile/app.dart';
import 'package:shared_preferences/shared_preferences.dart';
class LanguageDialog extends StatelessWidget {
/*class LanguageDialog extends StatelessWidget {
const LanguageDialog({super.key});
String getLocaleName(AppLocalizations localizations, String code) {
@@ -47,3 +48,37 @@ class LanguageDialog extends StatelessWidget {
);
}
}
*/
class LanguageDialog extends StatelessWidget {
const LanguageDialog({Key? key}) : super(key: key);
Future<void> _setLocale(BuildContext context, String langCode) async {
final prefs = await SharedPreferences.getInstance();
await prefs.setString('locale', langCode); // Save selected language
KMobile.setLocale(context, Locale(langCode)); // Update locale in app
Navigator.of(context).pop(); // Close the dialog
}
@override
Widget build(BuildContext context) {
return AlertDialog(
title: Text(AppLocalizations.of(context).selectLanguage),
content: Column(
mainAxisSize: MainAxisSize.min,
children: [
ListTile(
leading: const Icon(Icons.language),
title: const Text('English'),
onTap: () => _setLocale(context, 'en'),
),
ListTile(
leading: const Icon(Icons.language),
title: const Text('हिन्दी'),
onTap: () => _setLocale(context, 'hi'),
),
],
),
);
}
}

2
lib/l10n/app_hi.arb
View File

@@ -218,6 +218,6 @@
"enterMPIN": "अपना mPIN दर्ज करें",
"setMPIN": "अपना mPIN सेट करें",
"confirmMPIN": "अपना mPIN की पुष्टि करें",
"kconnect": "केकनेक्ट",
"kconnect": "के-कनेक्ट",
"kccBankFull": "कांगड़ा सेंट्रल को-ऑपरेटिव बैंक"
}

26
lib/l10n/app_localizations.dart
View File

@@ -62,8 +62,7 @@ import 'app_localizations_hi.dart';
/// be consistent with the languages listed in the AppLocalizations.supportedLocales
/// property.
abstract class AppLocalizations {
AppLocalizations(String locale)
: localeName = intl.Intl.canonicalizedLocale(locale.toString());
AppLocalizations(String locale) : localeName = intl.Intl.canonicalizedLocale(locale.toString());
final String localeName;
@@ -71,8 +70,7 @@ abstract class AppLocalizations {
return Localizations.of<AppLocalizations>(context, AppLocalizations)!;
}
static const LocalizationsDelegate<AppLocalizations> delegate =
_AppLocalizationsDelegate();
static const LocalizationsDelegate<AppLocalizations> delegate = _AppLocalizationsDelegate();
/// A list of this localizations delegate along with the default localizations
/// delegates.
@@ -84,8 +82,7 @@ abstract class AppLocalizations {
/// Additional delegates can be added by appending to this list in
/// MaterialApp. This list does not have to be used at all if a custom list
/// of delegates is preferred or required.
static const List<LocalizationsDelegate<dynamic>> localizationsDelegates =
<LocalizationsDelegate<dynamic>>[
static const List<LocalizationsDelegate<dynamic>> localizationsDelegates = <LocalizationsDelegate<dynamic>>[
delegate,
GlobalMaterialLocalizations.delegate,
GlobalCupertinoLocalizations.delegate,
@@ -1347,8 +1344,7 @@ abstract class AppLocalizations {
String get kccBankFull;
}
class _AppLocalizationsDelegate
extends LocalizationsDelegate<AppLocalizations> {
class _AppLocalizationsDelegate extends LocalizationsDelegate<AppLocalizations> {
const _AppLocalizationsDelegate();
@override
@@ -1357,25 +1353,25 @@ class _AppLocalizationsDelegate
}
@override
bool isSupported(Locale locale) =>
<String>['en', 'hi'].contains(locale.languageCode);
bool isSupported(Locale locale) => <String>['en', 'hi'].contains(locale.languageCode);
@override
bool shouldReload(_AppLocalizationsDelegate old) => false;
}
AppLocalizations lookupAppLocalizations(Locale locale) {
// Lookup logic when only language code is specified.
switch (locale.languageCode) {
case 'en':
return AppLocalizationsEn();
case 'hi':
return AppLocalizationsHi();
case 'en': return AppLocalizationsEn();
case 'hi': return AppLocalizationsHi();
}
throw FlutterError(
'AppLocalizations.delegate failed to load unsupported locale "$locale". This is likely '
'an issue with the localizations generation tool. Please file an issue '
'on GitHub with a reproducible sample app and the gen-l10n configuration '
'that was used.');
'that was used.'
);
}

17
lib/l10n/app_localizations_en.dart
View File

@@ -1,5 +1,3 @@
// ignore: unused_import
import 'package:intl/intl.dart' as intl;
import 'app_localizations.dart';
// ignore_for_file: type=lint
@@ -488,8 +486,7 @@ class AppLocalizationsEn extends AppLocalizations {
String get otpVerification => 'OTP Verification';
@override
String get otpSentMessage =>
'Enter the 4-digit OTP sent to your mobile number';
String get otpSentMessage => 'Enter the 4-digit OTP sent to your mobile number';
@override
String get verifyOtp => 'Verify OTP';
@@ -507,15 +504,13 @@ class AppLocalizationsEn extends AppLocalizations {
String get tpinRequired => 'TPIN Required';
@override
String get tpinRequiredMessage =>
'You need to set your TPIN to continue with secure transactions';
String get tpinRequiredMessage => 'You need to set your TPIN to continue with secure transactions';
@override
String get setTpinTitle => 'Set TPIN';
@override
String get tpinInfo =>
'Your TPIN is a 6-digit code used to authorize transactions. Keep it safe and do not share it with anyone.';
String get tpinInfo => 'Your TPIN is a 6-digit code used to authorize transactions. Keep it safe and do not share it with anyone.';
@override
String get tpinFailed => 'Failed to set TPIN. Please try again.';
@@ -569,8 +564,7 @@ class AppLocalizationsEn extends AppLocalizations {
String get enableFingerprintLogin => 'Enable Fingerprint Login?';
@override
String get enableFingerprintMessage =>
'Would you like to enable fingerprint authentication for faster login?';
String get enableFingerprintMessage => 'Would you like to enable fingerprint authentication for faster login?';
@override
String get no => 'No';
@@ -591,8 +585,7 @@ class AppLocalizationsEn extends AppLocalizations {
String get loading => 'Loading......';
@override
String get enableFingerprintQuick =>
'Enable fingerprint authentication for quick login?';
String get enableFingerprintQuick => 'Enable fingerprint authentication for quick login?';
@override
String get kccb => 'KCCB';

25
lib/l10n/app_localizations_hi.dart
View File

@@ -1,5 +1,3 @@
// ignore: unused_import
import 'package:intl/intl.dart' as intl;
import 'app_localizations.dart';
// ignore_for_file: type=lint
@@ -54,8 +52,7 @@ class AppLocalizationsHi extends AppLocalizations {
String get enableBiometric => 'बायोमेट्रिक प्रमाणीकरण सक्षम करें';
@override
String get useBiometricPrompt =>
'तेज़ लॉगिन के लिए फिंगरप्रिंट/फेस आईडी का उपयोग करें?';
String get useBiometricPrompt => 'तेज़ लॉगिन के लिए फिंगरप्रिंट/फेस आईडी का उपयोग करें?';
@override
String get later => 'बाद में';
@@ -489,8 +486,7 @@ class AppLocalizationsHi extends AppLocalizations {
String get otpVerification => 'ओटीपी सत्यापन';
@override
String get otpSentMessage =>
'अपने मोबाइल नंबर पर भेजा गया 4-अंकों का ओटीपी दर्ज करें';
String get otpSentMessage => 'अपने मोबाइल नंबर पर भेजा गया 4-अंकों का ओटीपी दर्ज करें';
@override
String get verifyOtp => 'ओटीपी सत्यापित करें';
@@ -508,15 +504,13 @@ class AppLocalizationsHi extends AppLocalizations {
String get tpinRequired => 'टी-पिन आवश्यक है';
@override
String get tpinRequiredMessage =>
'सुरक्षित लेनदेन के लिए टी-पिन सेट करना आवश्यक है';
String get tpinRequiredMessage => 'सुरक्षित लेनदेन के लिए टी-पिन सेट करना आवश्यक है';
@override
String get setTpinTitle => 'टी-पिन सेट करें';
@override
String get tpinInfo =>
'आपका टी-पिन 6 अंकों का कोड है जिसका उपयोग लेन-देन को प्रमाणित करने के लिए किया जाता है। इसे सुरक्षित रखें और किसी से साझा न करें।';
String get tpinInfo => 'आपका टी-पिन 6 अंकों का कोड है जिसका उपयोग लेन-देन को प्रमाणित करने के लिए किया जाता है। इसे सुरक्षित रखें और किसी से साझा न करें।';
@override
String get tpinFailed => 'टी-पिन सेट करने में विफल। कृपया पुनः प्रयास करें।';
@@ -570,8 +564,7 @@ class AppLocalizationsHi extends AppLocalizations {
String get enableFingerprintLogin => 'फिंगरप्रिंट लॉगिन सक्षम करें?';
@override
String get enableFingerprintMessage =>
'क्या आप तेज लॉगिन के लिए फिंगरप्रिंट प्रमाणीकरण सक्षम करना चाहेंगे?';
String get enableFingerprintMessage => 'क्या आप तेज लॉगिन के लिए फिंगरप्रिंट प्रमाणीकरण सक्षम करना चाहेंगे?';
@override
String get no => 'नहीं';
@@ -580,8 +573,7 @@ class AppLocalizationsHi extends AppLocalizations {
String get yes => 'हाँ';
@override
String get authenticateToEnable =>
'फिंगरप्रिंट लॉगिन सक्षम करने के लिए प्रमाणीकरण करें';
String get authenticateToEnable => 'फिंगरप्रिंट लॉगिन सक्षम करने के लिए प्रमाणीकरण करें';
@override
String get exitApp => 'ऐप बंद करें';
@@ -593,8 +585,7 @@ class AppLocalizationsHi extends AppLocalizations {
String get loading => 'लोड हो रहा है......';
@override
String get enableFingerprintQuick =>
'तेज़ लॉगिन के लिए फिंगरप्रिंट प्रमाणीकरण सक्षम करें?';
String get enableFingerprintQuick => 'तेज़ लॉगिन के लिए फिंगरप्रिंट प्रमाणीकरण सक्षम करें?';
@override
String get kccb => 'केसीसीबी';
@@ -636,7 +627,7 @@ class AppLocalizationsHi extends AppLocalizations {
String get confirmMPIN => 'अपना mPIN की पुष्टि करें';
@override
String get kconnect => 'केकनेक्ट';
String get kconnect => 'के-कनेक्ट';
@override
String get kccBankFull => 'कांगड़ा सेंट्रल को-ऑपरेटिव बैंक';

80
pubspec.lock
View File

@@ -21,10 +21,10 @@ packages:
dependency: transitive
description:
name: async
sha256: "758e6d74e971c3e5aceb4110bfd6698efc7f501675bcfe0c775459a8140750eb"
sha256: "947bfcf187f74dbc5e146c9eb9c0f10c9f8b30743e341481c1e2ed3ecc18c20c"
url: "https://pub.dev"
source: hosted
version: "2.13.0"
version: "2.11.0"
bloc:
dependency: "direct main"
description:
@@ -37,10 +37,10 @@ packages:
dependency: transitive
description:
name: boolean_selector
sha256: "8aab1771e1243a5063b8b0ff68042d67334e3feab9e95b9490f9a6ebf73b42ea"
sha256: "6cfb5af12253eaf2b368f07bacc5a80d1301a071c73360d746b7f2e32d762c66"
url: "https://pub.dev"
source: hosted
version: "2.1.2"
version: "2.1.1"
chalkdart:
dependency: transitive
description:
@@ -53,10 +53,10 @@ packages:
dependency: transitive
description:
name: characters
sha256: f71061c654a3380576a52b451dd5532377954cf9dbd272a78fc8479606670803
sha256: "04a925763edad70e8443c99234dc3328f442e811f1d8fd1a72f1c8ad0f69a605"
url: "https://pub.dev"
source: hosted
version: "1.4.0"
version: "1.3.0"
checked_yaml:
dependency: transitive
description:
@@ -77,18 +77,18 @@ packages:
dependency: transitive
description:
name: clock
sha256: fddb70d9b5277016c77a80201021d40a2247104d9f4aa7bab7157b7e3f05b84b
sha256: cb6d7f03e1de671e34607e909a7213e31d7752be4fb66a86d29fe1eb14bfb5cf
url: "https://pub.dev"
source: hosted
version: "1.1.2"
version: "1.1.1"
collection:
dependency: transitive
description:
name: collection
sha256: "2f5709ae4d3d59dd8f7cd309b4e023046b57d8a6c82130785d2b0e5868084e76"
sha256: ee67cb0715911d28db6bf4af1026078bd6f0128b07a5f66fb2ed94ec6783c09a
url: "https://pub.dev"
source: hosted
version: "1.19.1"
version: "1.18.0"
cross_file:
dependency: transitive
description:
@@ -141,10 +141,10 @@ packages:
dependency: transitive
description:
name: fake_async
sha256: "5368f224a74523e8d2e7399ea1638b37aecfca824a3cc4dfdf77bf1fa905ac44"
sha256: "511392330127add0b769b75a987850d136345d9227c6b94c96a04cf4a391bf78"
url: "https://pub.dev"
source: hosted
version: "1.3.3"
version: "1.3.1"
ffi:
dependency: transitive
description:
@@ -337,10 +337,10 @@ packages:
dependency: "direct main"
description:
name: intl
sha256: "3df61194eb431efc39c4ceba583b95633a403f46c9fd341e550ce0bfa50e9aa5"
sha256: d6f56758b7d3014a48af9701c085700aac781a92a87a62b1333b46d8879661cf
url: "https://pub.dev"
source: hosted
version: "0.20.2"
version: "0.19.0"
js:
dependency: transitive
description:
@@ -361,18 +361,18 @@ packages:
dependency: transitive
description:
name: leak_tracker
sha256: "6bb818ecbdffe216e81182c2f0714a2e62b593f4a4f13098713ff1685dfb6ab0"
sha256: "3f87a60e8c63aecc975dda1ceedbc8f24de75f09e4856ea27daf8958f2f0ce05"
url: "https://pub.dev"
source: hosted
version: "10.0.9"
version: "10.0.5"
leak_tracker_flutter_testing:
dependency: transitive
description:
name: leak_tracker_flutter_testing
sha256: f8b613e7e6a13ec79cfdc0e97638fddb3ab848452eff057653abd3edba760573
sha256: "932549fb305594d82d7183ecd9fa93463e9914e1b67cacc34bc40906594a1806"
url: "https://pub.dev"
source: hosted
version: "3.0.9"
version: "3.0.5"
leak_tracker_testing:
dependency: transitive
description:
@@ -441,10 +441,10 @@ packages:
dependency: transitive
description:
name: matcher
sha256: dc58c723c3c24bf8d3e2d3ad3f2f9d7bd9cf43ec6feaa64181775e60190153f2
sha256: d2323aa2060500f906aa31a895b4030b6da3ebdcc5619d14ce1aada65cd161cb
url: "https://pub.dev"
source: hosted
version: "0.12.17"
version: "0.12.16+1"
material_color_utilities:
dependency: transitive
description:
@@ -465,10 +465,10 @@ packages:
dependency: transitive
description:
name: meta
sha256: e3641ec5d63ebf0d9b41bd43201a66e3fc79a65db5f61fc181f04cd27aab950c
sha256: bdb68674043280c3428e9ec998512fb681678676b3c54e773629ffe74419f8c7
url: "https://pub.dev"
source: hosted
version: "1.16.0"
version: "1.15.0"
mime:
dependency: transitive
description:
@@ -489,10 +489,10 @@ packages:
dependency: transitive
description:
name: path
sha256: "75cca69d1490965be98c73ceaea117e8a04dd21217b37b292c9ddbec0d955bc5"
sha256: "087ce49c3f0dc39180befefc60fdb4acd8f8620e5682fe2476afd0b3688bb4af"
url: "https://pub.dev"
source: hosted
version: "1.9.1"
version: "1.9.0"
path_parsing:
dependency: transitive
description:
@@ -673,15 +673,15 @@ packages:
dependency: transitive
description: flutter
source: sdk
version: "0.0.0"
version: "0.0.99"
source_span:
dependency: transitive
description:
name: source_span
sha256: "254ee5351d6cb365c859e20ee823c3bb479bf4a293c22d17a9f1bf144ce86f7c"
sha256: "53e943d4206a5e30df338fd4c6e7a077e02254531b138a15aec3bd143c1a8b3c"
url: "https://pub.dev"
source: hosted
version: "1.10.1"
version: "1.10.0"
sprintf:
dependency: transitive
description:
@@ -694,42 +694,42 @@ packages:
dependency: transitive
description:
name: stack_trace
sha256: "8b27215b45d22309b5cddda1aa2b19bdfec9df0e765f2de506401c071d38d1b1"
sha256: "73713990125a6d93122541237550ee3352a2d84baad52d375a4cad2eb9b7ce0b"
url: "https://pub.dev"
source: hosted
version: "1.12.1"
version: "1.11.1"
stream_channel:
dependency: transitive
description:
name: stream_channel
sha256: "969e04c80b8bcdf826f8f16579c7b14d780458bd97f56d107d3950fdbeef059d"
sha256: ba2aa5d8cc609d96bbb2899c28934f9e1af5cddbd60a827822ea467161eb54e7
url: "https://pub.dev"
source: hosted
version: "2.1.4"
version: "2.1.2"
string_scanner:
dependency: transitive
description:
name: string_scanner
sha256: "921cd31725b72fe181906c6a94d987c78e3b98c2e205b397ea399d4054872b43"
sha256: "556692adab6cfa87322a115640c11f13cb77b3f076ddcc5d6ae3c20242bedcde"
url: "https://pub.dev"
source: hosted
version: "1.4.1"
version: "1.2.0"
term_glyph:
dependency: transitive
description:
name: term_glyph
sha256: "7f554798625ea768a7518313e58f83891c7f5024f88e46e7182a4558850a4b8e"
sha256: a29248a84fbb7c79282b40b8c72a1209db169a2e0542bce341da992fe1bc7e84
url: "https://pub.dev"
source: hosted
version: "1.2.2"
version: "1.2.1"
test_api:
dependency: transitive
description:
name: test_api
sha256: fb31f383e2ee25fbbfe06b40fe21e1e458d14080e3c67e7ba0acfde4df4e0bbd
sha256: "5b8a98dafc4d5c4c9c72d8b31ab2b23fc13422348d2997120294d3bac86b4ddb"
url: "https://pub.dev"
source: hosted
version: "0.7.4"
version: "0.7.2"
typed_data:
dependency: transitive
description:
@@ -846,10 +846,10 @@ packages:
dependency: transitive
description:
name: vm_service
sha256: ddfa8d30d89985b96407efce8acbdd124701f96741f2d981ca860662f1c0dc02
sha256: "5c5f338a667b4c644744b661f309fb8080bb94b18a7e91ef1dbd343bed00ed6d"
url: "https://pub.dev"
source: hosted
version: "15.0.0"
version: "14.2.5"
web:
dependency: transitive
description:
@@ -891,5 +891,5 @@ packages:
source: hosted
version: "3.1.3"
sdks:
dart: ">=3.7.0-0 <4.0.0"
dart: ">=3.5.0 <4.0.0"
flutter: ">=3.24.0"