marco.pms.mobileapp/lib/controller/auth/login_controller.dart

114 lines
3.2 KiB
Dart

import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:marco/controller/my_controller.dart';
import 'package:marco/helpers/services/auth_service.dart';
import 'package:marco/helpers/widgets/my_form_validator.dart';
import 'package:marco/helpers/widgets/my_validators.dart';
import 'package:marco/helpers/widgets/my_snackbar.dart';
import 'package:shared_preferences/shared_preferences.dart';
class LoginController extends MyController {
final MyFormValidator basicValidator = MyFormValidator();
final RxBool isLoading = false.obs;
final RxBool showPassword = false.obs;
final RxBool isChecked = false.obs;
@override
void onInit() {
super.onInit();
_initializeForm();
_loadSavedCredentials();
}
void _initializeForm() {
basicValidator.addField(
'username',
required: true,
label: "User_Name",
validators: [MyEmailValidator()],
controller: TextEditingController(),
);
basicValidator.addField(
'password',
required: true,
label: "Password",
validators: [MyLengthValidator(min: 6, max: 10)],
controller: TextEditingController(),
);
}
void onChangeCheckBox(bool? value) {
isChecked.value = value ?? isChecked.value;
}
void onChangeShowPassword() {
showPassword.toggle();
}
Future<void> onLogin() async {
if (!basicValidator.validateForm()) return;
isLoading.value = true;
final errors = await AuthService.loginUser(basicValidator.getData());
if (errors != null) {
showAppSnackbar(
title: "Login Failed",
message: "Username or password is incorrect",
type: SnackbarType.error,
);
basicValidator.addErrors(errors);
basicValidator.validateForm();
basicValidator.clearErrors();
} else {
await _handleRememberMe();
final currentRoute = ModalRoute.of(Get.context!)?.settings.name ?? "";
final nextUrl = Uri.parse(currentRoute).queryParameters['next'] ?? "/home";
Get.toNamed(nextUrl);
}
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() {
Get.toNamed('/auth/forgot_password');
}
void gotoRegister() {
Get.offAndToNamed('/auth/register_account');
}
}