Files
LearnIT/lib/features/auth/presentation/pages/login_page.dart
2026-05-08 11:53:18 +01:00

418 lines
16 KiB
Dart

import 'package:flutter/material.dart';
import 'package:flutter_animate/flutter_animate.dart';
import 'package:go_router/go_router.dart';
import '../../../../l10n/app_localizations.dart';
import '../../../../core/services/auth_service.dart';
import '../../../../core/services/session_service.dart';
import '../../../../shared/presentation/widgets/custom_notification.dart';
class LoginPage extends StatefulWidget {
const LoginPage({super.key});
@override
State<LoginPage> createState() => _LoginPageState();
}
class _LoginPageState extends State<LoginPage> {
final _formKey = GlobalKey<FormState>();
final _emailController = TextEditingController();
final _passwordController = TextEditingController();
bool _isLoading = false;
bool _obscurePassword = true;
bool _rememberMe = false;
@override
void dispose() {
_emailController.dispose();
_passwordController.dispose();
super.dispose();
}
@override
void initState() {
super.initState();
_loadSavedSession();
}
void _loadSavedSession() async {
try {
final sessionData = await SessionService.getCurrentSession();
if (sessionData['email'] != null) {
setState(() {
_emailController.text = sessionData['email'];
_rememberMe = sessionData['rememberMe'] ?? false;
});
}
} catch (e) {
print('DEBUG: Error loading saved session: $e');
}
}
void _handleLogin() async {
if (_formKey.currentState!.validate()) {
setState(() {
_isLoading = true;
});
try {
// Get email and password from controllers
final email = _emailController.text.trim();
final password = _passwordController.text.trim();
print('DEBUG: Iniciando processo de login para: $email');
// Attempt login with Firebase
await AuthService.signInWithEmailAndPassword(
email: email,
password: password,
);
print('DEBUG: Login Firebase bem-sucedido, salvando sessão');
// Save session based on remember me preference
await SessionService.saveSession(
rememberMe: _rememberMe,
email: email,
displayName: AuthService.currentUser?.displayName,
);
print('DEBUG: Sessão salva, navegando para dashboard');
// Navigate to student dashboard after successful login
if (mounted) {
setState(() {
_isLoading = false;
});
// Show success message
NotificationHelper.showSuccess(
context,
message: 'Login realizado com sucesso!',
);
context.go('/student-dashboard');
}
} catch (e) {
print('DEBUG: Erro no login: $e');
if (mounted) {
setState(() {
_isLoading = false;
});
}
// Show error message
NotificationHelper.showError(
context,
message: e.toString().replaceAll('Exception: ', ''),
);
}
}
}
@override
Widget build(BuildContext context) {
return Scaffold(
body: Container(
decoration: const BoxDecoration(
gradient: LinearGradient(
begin: Alignment.topLeft,
end: Alignment.bottomRight,
colors: [
Color(0xFFF8F9FA),
Color.fromRGBO(130, 201, 189, 0.1),
Color.fromRGBO(246, 141, 45, 0.05),
Color(0xFFF8F9FA),
],
),
),
child: SafeArea(
child: Center(
child: SingleChildScrollView(
padding: const EdgeInsets.all(24.0),
child: Form(
key: _formKey,
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
const SizedBox(height: 60),
// Logo/Title
Container(
padding: const EdgeInsets.all(20.0),
decoration: BoxDecoration(
color: Colors.white.withOpacity(0.9),
borderRadius: BorderRadius.circular(16.0),
boxShadow: [
BoxShadow(
color: Colors.black.withOpacity(0.1),
blurRadius: 10.0,
offset: const Offset(0, 4),
),
],
),
child: Column(
children: [
Text(
'EPVC',
style: TextStyle(
fontSize: 32,
fontWeight: FontWeight.bold,
foreground: Paint()
..shader = LinearGradient(
colors: [
const Color(0xFF82C9BD),
const Color(0xFFF68D2D),
],
).createShader(Rect.fromLTWH(0, 0, 200, 20)),
),
),
const SizedBox(height: 8),
Text(
'Escola Profissional de Vila do Conde',
style: TextStyle(
fontSize: 14,
color: const Color(0xFF2D3748),
fontWeight: FontWeight.w500,
),
),
],
),
).animate().fadeIn(
duration: const Duration(milliseconds: 800),
),
const SizedBox(height: 40),
// Login form
Container(
padding: const EdgeInsets.all(24.0),
decoration: BoxDecoration(
color: Colors.white.withOpacity(0.9),
borderRadius: BorderRadius.circular(16.0),
boxShadow: [
BoxShadow(
color: Colors.black.withOpacity(0.1),
blurRadius: 10.0,
offset: const Offset(0, 4),
),
],
),
child: Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
Text(
'Entrar',
style: const TextStyle(
fontSize: 24,
fontWeight: FontWeight.bold,
color: Color(0xFF2D3748),
),
),
const SizedBox(height: 24),
// Email field
TextFormField(
controller: _emailController,
keyboardType: TextInputType.emailAddress,
style: const TextStyle(color: Color(0xFF2D3748)),
decoration: InputDecoration(
labelText: 'Email',
labelStyle: const TextStyle(
color: Color(0xFF2D3748),
),
hintStyle: const TextStyle(
color: Color(0xFF718096),
),
prefixIcon: const Icon(
Icons.email,
color: Color(0xFF82C9BD),
),
border: InputBorder.none,
enabledBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(8.0),
borderSide: const BorderSide(
color: Color(0xFFE2E8F0),
),
),
focusedBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(8.0),
borderSide: const BorderSide(
color: Color(0xFF82C9BD),
),
),
filled: true,
fillColor: const Color(0xFFF8F9FA),
),
validator: (value) {
if (value == null || value.isEmpty) {
return 'Email é obrigatório';
}
if (!value.contains('@')) {
return 'Email inválido';
}
return null;
},
),
const SizedBox(height: 16),
// Password field
TextFormField(
controller: _passwordController,
obscureText: _obscurePassword,
style: const TextStyle(color: Color(0xFF2D3748)),
decoration: InputDecoration(
labelText: 'Palavra-passe',
labelStyle: const TextStyle(
color: Color(0xFF2D3748),
),
hintStyle: const TextStyle(
color: Color(0xFF718096),
),
prefixIcon: const Icon(
Icons.lock,
color: Color(0xFF82C9BD),
),
suffixIcon: IconButton(
icon: Icon(
_obscurePassword
? Icons.visibility
: Icons.visibility_off,
color: const Color(0xFF82C9BD),
),
onPressed: () {
setState(() {
_obscurePassword = !_obscurePassword;
});
},
),
border: InputBorder.none,
enabledBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(8.0),
borderSide: const BorderSide(
color: Color(0xFFE2E8F0),
),
),
focusedBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(8.0),
borderSide: const BorderSide(
color: Color(0xFF82C9BD),
),
),
filled: true,
fillColor: const Color(0xFFF8F9FA),
),
validator: (value) {
if (value == null || value.isEmpty) {
return 'Palavra-passe é obrigatória';
}
if (value.length < 6) {
return 'Palavra-passe muito curta';
}
return null;
},
),
const SizedBox(height: 12),
// Remember me checkbox
Row(
children: [
Checkbox(
value: _rememberMe,
onChanged: (bool? value) {
setState(() {
_rememberMe = value ?? false;
});
},
activeColor: const Color(0xFF82C9BD),
checkColor: Colors.white,
),
GestureDetector(
onTap: () {
setState(() {
_rememberMe = !_rememberMe;
});
},
child: Text(
'Manter sessão iniciada',
style: TextStyle(
color: const Color(0xFF2D3748),
fontSize: 14,
fontWeight: _rememberMe
? FontWeight.w500
: FontWeight.normal,
),
),
),
],
),
const SizedBox(height: 12),
// Login button
SizedBox(
height: 50,
child: ElevatedButton(
onPressed: _isLoading ? null : _handleLogin,
style: ElevatedButton.styleFrom(
backgroundColor: const Color(0xFF82C9BD),
foregroundColor: Colors.white,
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(8.0),
),
elevation: 2,
),
child: _isLoading
? const SizedBox(
width: 20,
height: 20,
child: CircularProgressIndicator(
strokeWidth: 2,
valueColor:
AlwaysStoppedAnimation<Color>(
Colors.white,
),
),
)
: Text(
'Entrar',
style: const TextStyle(
fontSize: 16,
fontWeight: FontWeight.bold,
),
),
),
),
const SizedBox(height: 16),
// Signup link
GestureDetector(
onTap: () {
context.go('/signup');
},
child: Text(
'Não tem conta? Criar aqui',
style: const TextStyle(
color: Color(0xFF82C9BD),
fontWeight: FontWeight.w500,
),
),
),
],
),
).animate().fadeIn(
duration: const Duration(milliseconds: 1000),
),
const SizedBox(height: 40),
],
),
),
),
),
),
),
);
}
}