Files
LearnIT/lib/features/auth/presentation/pages/signup_page.dart
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2026-05-14 22:07:03 +01:00

547 lines
24 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 '../../../../shared/presentation/widgets/custom_notification.dart';
class SignupPage extends StatefulWidget {
final String? selectedRole;
const SignupPage({super.key, this.selectedRole});
@override
State<SignupPage> createState() => _SignupPageState();
}
class _SignupPageState extends State<SignupPage> {
final _formKey = GlobalKey<FormState>();
final _nameController = TextEditingController();
final _emailController = TextEditingController();
final _passwordController = TextEditingController();
bool _isLoading = false;
bool _obscurePassword = true;
late String _selectedRole;
@override
void initState() {
super.initState();
// Usar role passado da tela anterior ou default 'student'
_selectedRole = widget.selectedRole ?? 'student';
}
@override
void dispose() {
_nameController.dispose();
_emailController.dispose();
_passwordController.dispose();
super.dispose();
}
Future<void> _handleSignup() async {
if (!_formKey.currentState!.validate()) return;
setState(() {
_isLoading = true;
});
try {
// Get name, email and password from controllers
final name = _nameController.text.trim();
final email = _emailController.text.trim();
final password = _passwordController.text.trim();
print('DEBUG: Iniciando processo de signup para: $email');
print('DEBUG: Nome: $name, Papel: $_selectedRole');
// Attempt signup with Firebase
await AuthService.signUpWithEmailAndPassword(
email: email,
password: password,
displayName: name,
role: _selectedRole,
);
print('DEBUG: Signup Firebase bem-sucedido, navegando para dashboard');
if (mounted) {
setState(() {
_isLoading = false;
});
// Show success message
NotificationHelper.showSuccess(
context,
message: 'Conta criada com sucesso!',
);
// Navigate to appropriate dashboard based on role
if (_selectedRole == 'teacher') {
context.go('/teacher-dashboard');
} else {
context.go('/student-dashboard');
}
}
} catch (e) {
print('DEBUG: Erro no signup: $e');
if (mounted) {
setState(() {
_isLoading = false;
});
// Show error message
NotificationHelper.showError(
context,
message: e.toString().replaceAll('Exception: ', ''),
);
}
}
}
@override
Widget build(BuildContext context) {
return PopScope(
canPop: false,
onPopInvokedWithResult: (didPop, result) {
if (!didPop) {
context.go('/role-selection');
}
},
child: Scaffold(
body: Stack(
children: [
// Main content
Container(
decoration: BoxDecoration(
gradient: LinearGradient(
begin: Alignment.topLeft,
end: Alignment.bottomRight,
colors: [
Theme.of(context).colorScheme.background,
Theme.of(context).colorScheme.primary.withOpacity(0.1),
Theme.of(context).colorScheme.secondary.withOpacity(0.05),
Theme.of(context).colorScheme.background,
],
),
),
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: Theme.of(
context,
).colorScheme.surface.withOpacity(0.9),
borderRadius: BorderRadius.circular(16.0),
boxShadow: [
BoxShadow(
color: Theme.of(
context,
).colorScheme.shadow.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: [
Theme.of(
context,
).colorScheme.primary,
Theme.of(
context,
).colorScheme.secondary,
],
).createShader(
Rect.fromLTWH(0, 0, 200, 20),
),
),
),
const SizedBox(height: 8),
Text(
'Escola Profissional de Vila do Conde',
style: TextStyle(
fontSize: 14,
color: Theme.of(
context,
).colorScheme.onSurface,
fontWeight: FontWeight.w500,
),
),
],
),
).animate().fadeIn(
duration: const Duration(milliseconds: 800),
),
const SizedBox(height: 40),
// Signup form
Container(
padding: const EdgeInsets.all(24.0),
decoration: BoxDecoration(
color: Theme.of(
context,
).colorScheme.surface.withOpacity(0.9),
borderRadius: BorderRadius.circular(16.0),
boxShadow: [
BoxShadow(
color: Theme.of(
context,
).colorScheme.shadow.withOpacity(0.1),
blurRadius: 10.0,
offset: const Offset(0, 4),
),
],
),
child: Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
Text(
'Criar Conta',
style: TextStyle(
fontSize: 24,
fontWeight: FontWeight.bold,
color: Theme.of(
context,
).colorScheme.onSurface,
),
),
const SizedBox(height: 24),
// Name field
TextFormField(
controller: _nameController,
keyboardType: TextInputType.name,
style: TextStyle(
color: Theme.of(
context,
).colorScheme.onSurface,
),
decoration: InputDecoration(
labelText: 'Nome Completo',
labelStyle: TextStyle(
color: Theme.of(
context,
).colorScheme.onSurface,
),
hintStyle: TextStyle(
color: Theme.of(
context,
).colorScheme.onSurfaceVariant,
),
prefixIcon: Icon(
Icons.person,
color: Theme.of(
context,
).colorScheme.primary,
),
border: InputBorder.none,
enabledBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(8.0),
borderSide: BorderSide(
color: Theme.of(
context,
).colorScheme.outline.withOpacity(0.3),
),
),
focusedBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(8.0),
borderSide: BorderSide(
color: Theme.of(
context,
).colorScheme.primary,
),
),
filled: true,
fillColor:
Theme.of(context).brightness ==
Brightness.dark
? Theme.of(
context,
).colorScheme.surfaceContainerHighest
: Theme.of(context).colorScheme.surface,
),
validator: (value) {
if (value == null || value.isEmpty) {
return 'Nome é obrigatório';
}
if (value.length < 2) {
return 'Nome muito curto';
}
return null;
},
),
const SizedBox(height: 16),
// Email field
TextFormField(
controller: _emailController,
keyboardType: TextInputType.emailAddress,
style: TextStyle(
color: Theme.of(
context,
).colorScheme.onSurface,
),
decoration: InputDecoration(
labelText: 'Email',
labelStyle: TextStyle(
color: Theme.of(
context,
).colorScheme.onSurface,
),
hintStyle: TextStyle(
color: Theme.of(
context,
).colorScheme.onSurfaceVariant,
),
prefixIcon: Icon(
Icons.email,
color: Theme.of(
context,
).colorScheme.primary,
),
border: InputBorder.none,
enabledBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(8.0),
borderSide: BorderSide(
color: Theme.of(
context,
).colorScheme.outline.withOpacity(0.3),
),
),
focusedBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(8.0),
borderSide: BorderSide(
color: Theme.of(
context,
).colorScheme.primary,
),
),
filled: true,
fillColor:
Theme.of(context).brightness ==
Brightness.dark
? Theme.of(
context,
).colorScheme.surfaceContainerHighest
: Theme.of(context).colorScheme.surface,
),
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: TextStyle(
color: Theme.of(
context,
).colorScheme.onSurface,
),
decoration: InputDecoration(
labelText: 'Palavra-passe',
labelStyle: TextStyle(
color: Theme.of(
context,
).colorScheme.onSurface,
),
hintStyle: TextStyle(
color: Theme.of(
context,
).colorScheme.onSurfaceVariant,
),
prefixIcon: Icon(
Icons.lock,
color: Theme.of(
context,
).colorScheme.primary,
),
suffixIcon: IconButton(
icon: Icon(
_obscurePassword
? Icons.visibility
: Icons.visibility_off,
color: Theme.of(
context,
).colorScheme.primary,
),
onPressed: () {
setState(() {
_obscurePassword = !_obscurePassword;
});
},
),
border: InputBorder.none,
enabledBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(8.0),
borderSide: BorderSide(
color: Theme.of(
context,
).colorScheme.outline.withOpacity(0.3),
),
),
focusedBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(8.0),
borderSide: BorderSide(
color: Theme.of(
context,
).colorScheme.primary,
),
),
filled: true,
fillColor:
Theme.of(context).brightness ==
Brightness.dark
? Theme.of(
context,
).colorScheme.surfaceContainerHighest
: Theme.of(context).colorScheme.surface,
),
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: 24),
// Signup button
SizedBox(
height: 50,
child: ElevatedButton(
onPressed: _isLoading
? null
: _handleSignup,
style: ElevatedButton.styleFrom(
backgroundColor: Theme.of(
context,
).colorScheme.primary,
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(
'Criar Conta',
style: const TextStyle(
fontSize: 16,
fontWeight: FontWeight.bold,
),
),
),
),
const SizedBox(height: 16),
// Login link
GestureDetector(
onTap: () {
context.go('/login?role=$_selectedRole');
},
child: Text(
'Já tem conta? Entrar aqui',
style: TextStyle(
color: Theme.of(
context,
).colorScheme.primary,
fontWeight: FontWeight.w500,
),
),
),
],
),
).animate().fadeIn(
duration: const Duration(milliseconds: 1000),
),
const SizedBox(height: 40),
],
),
),
),
),
),
),
// Custom back button
Positioned(
top: 50,
left: 16,
child: Container(
decoration: BoxDecoration(
color: Theme.of(context).colorScheme.surface.withOpacity(0.8),
borderRadius: BorderRadius.circular(12),
boxShadow: [
BoxShadow(
color: Theme.of(
context,
).colorScheme.shadow.withOpacity(0.1),
blurRadius: 8,
offset: const Offset(0, 2),
),
],
),
child: IconButton(
icon: Icon(
Icons.arrow_back,
color: Theme.of(context).colorScheme.onSurface,
),
onPressed: () => context.go('/role-selection'),
),
),
),
],
),
),
);
}
}