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fix: Refactor login controller to improve form initialization and credential handling

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This commit is contained in:
Vaibhav Surve 2025-06-03 15:32:47 +05:30
parent bff814f562
commit 52fbd88252
1 changed files with 53 additions and 28 deletions
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81
lib/controller/auth/login_controller.dart
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@ -5,30 +5,29 @@ import 'package:marco/helpers/services/auth_service.dart';
import 'package:marco/helpers/widgets/my_form_validator.dart'; import 'package:marco/helpers/widgets/my_form_validator.dart';
import 'package:marco/helpers/widgets/my_validators.dart'; import 'package:marco/helpers/widgets/my_validators.dart';
import 'package:marco/helpers/widgets/my_snackbar.dart'; import 'package:marco/helpers/widgets/my_snackbar.dart';
import 'package:shared_preferences/shared_preferences.dart';
class LoginController extends MyController { class LoginController extends MyController {
// Form validator
final MyFormValidator basicValidator = MyFormValidator(); final MyFormValidator basicValidator = MyFormValidator();
// UI states
final RxBool isLoading = false.obs; final RxBool isLoading = false.obs;
final RxBool showPassword = false.obs; final RxBool showPassword = false.obs;
final RxBool isChecked = false.obs; final RxBool isChecked = false.obs;
// Dummy credentials
final String _dummyEmail = "";
final String _dummyPassword = "";
@override @override
void onInit() { void onInit() {
super.onInit(); super.onInit();
_initializeForm();
_loadSavedCredentials();
}
void _initializeForm() {
basicValidator.addField( basicValidator.addField(
'username', 'username',
required: true, required: true,
label: "User_Name", label: "User_Name",
validators: [MyEmailValidator()], validators: [MyEmailValidator()],
controller: TextEditingController(text: _dummyEmail), controller: TextEditingController(),
); );
basicValidator.addField( basicValidator.addField(
@ -36,7 +35,7 @@ class LoginController extends MyController {
required: true, required: true,
label: "Password", label: "Password",
validators: [MyLengthValidator(min: 6, max: 10)], validators: [MyLengthValidator(min: 6, max: 10)],
controller: TextEditingController(text: _dummyPassword), controller: TextEditingController(),
); );
} }
@ -49,33 +48,59 @@ class LoginController extends MyController {
} }
Future<void> onLogin() async { Future<void> onLogin() async {
if (!basicValidator.validateForm()) return; if (!basicValidator.validateForm()) return;
isLoading.value = true; isLoading.value = true;
final errors = await AuthService.loginUser(basicValidator.getData()); final errors = await AuthService.loginUser(basicValidator.getData());
if (errors != null) { if (errors != null) {
// Show custom snackbar using your utility showAppSnackbar(
showAppSnackbar( title: "Login Failed",
title: "Login Failed", message: "Username or password is incorrect",
message: "Username or password is incorrect", type: SnackbarType.error,
type: SnackbarType.error, );
);
// Handle validation display basicValidator.addErrors(errors);
basicValidator.addErrors(errors); basicValidator.validateForm();
basicValidator.validateForm(); basicValidator.clearErrors();
basicValidator.clearErrors(); } else {
} else { await _handleRememberMe();
final currentRoute = ModalRoute.of(Get.context!)?.settings.name ?? "";
final nextUrl = Uri.parse(currentRoute).queryParameters['next'] ?? "/home"; final currentRoute = ModalRoute.of(Get.context!)?.settings.name ?? "";
Get.toNamed(nextUrl); final nextUrl = Uri.parse(currentRoute).queryParameters['next'] ?? "/home";
Get.toNamed(nextUrl);
}
isLoading.value = false;
} }
isLoading.value = false; Future<void> _handleRememberMe() async {
} SharedPreferences prefs = await SharedPreferences.getInstance();
if (isChecked.value) {
await prefs.setString('username', basicValidator.getController('username')!.text);
await prefs.setString('password', basicValidator.getController('password')!.text);
await prefs.setBool('remember_me', true);
} else {
await prefs.remove('username');
await prefs.remove('password');
await prefs.setBool('remember_me', false);
}
}
Future<void> _loadSavedCredentials() async {
SharedPreferences prefs = await SharedPreferences.getInstance();
final savedUsername = prefs.getString('username');
final savedPassword = prefs.getString('password');
final remember = prefs.getBool('remember_me') ?? false;
isChecked.value = remember;
if (remember) {
basicValidator.getController('username')?.text = savedUsername ?? '';
basicValidator.getController('password')?.text = savedPassword ?? '';
}
}
void goToForgotPassword() { void goToForgotPassword() {
Get.toNamed('/auth/forgot_password'); Get.toNamed('/auth/forgot_password');