Files
CheckTheethKids/lib/login_register/register_sheet.dart
Carlos Correia d24cb3242a Documentação
2026-05-03 23:31:31 +01:00

452 lines
16 KiB
Dart

import 'package:firebase_auth/firebase_auth.dart';
import 'package:cloud_firestore/cloud_firestore.dart';
import 'package:flutter/material.dart';
import 'package:lottie/lottie.dart';
import 'package:shared_preferences/shared_preferences.dart';
import 'dart:async';
import 'dart:math' as math;
Future<void> showRegisterSheet(BuildContext context) {
return showModalBottomSheet<void>(
context: context,
isScrollControlled: true,
backgroundColor: Colors.transparent,
shape: const RoundedRectangleBorder(
borderRadius: BorderRadius.vertical(top: Radius.circular(20)),
),
builder: (ctx) => const _AnimatedAuthSheet(child: RegisterBottomSheet()),
);
}
class _AnimatedAuthSheet extends StatelessWidget {
const _AnimatedAuthSheet({required this.child});
final Widget child;
@override
Widget build(BuildContext context) {
final size = MediaQuery.sizeOf(context);
const topRadius = Radius.circular(20);
return TweenAnimationBuilder<double>(
tween: Tween<double>(begin: 0.0, end: 1.0),
duration: const Duration(milliseconds: 260),
curve: Curves.easeOutCubic,
builder: (context, t, w) {
return Opacity(
opacity: t,
child: Transform.translate(
offset: Offset(0, (1 - t) * 12),
child: w,
),
);
},
child: ClipRRect(
borderRadius: const BorderRadius.vertical(top: topRadius),
child: Material(
color: Colors.transparent,
child: Stack(
clipBehavior: Clip.none,
children: [
Positioned.fill(
child: Container(
decoration: const BoxDecoration(
gradient: LinearGradient(
begin: Alignment.topCenter,
end: Alignment.bottomCenter,
colors: [
Color(0xFFFFE6F1),
Color(0xFFFFC9DF),
],
),
),
),
),
Positioned(
left: -size.width * 0.38,
bottom: -size.width * 0.45,
child: IgnorePointer(
child: SizedBox(
width: size.width * 1.05,
height: size.width * 1.05,
child: Transform.rotate(
angle: 28 * math.pi / 180,
child: Opacity(
opacity: 0.95,
child: Lottie.asset(
'lottie/Liquid waves.json',
fit: BoxFit.cover,
repeat: true,
),
),
),
),
),
),
child,
],
),
),
),
);
}
}
class RegisterBottomSheet extends StatefulWidget {
const RegisterBottomSheet({super.key});
@override
State<RegisterBottomSheet> createState() => _RegisterBottomSheetState();
}
class _RegisterBottomSheetState extends State<RegisterBottomSheet> {
final _formKey = GlobalKey<FormState>();
final _nameController = TextEditingController();
final _emailController = TextEditingController();
final _passwordController = TextEditingController();
final _childNameController = TextEditingController();
final _childAgeController = TextEditingController();
String? _childGender;
bool _loading = false;
static const String _kPendingQuizScopeKey = 'pending_quiz_scope_v1';
Future<void> _persistRegistrationData({
required String uid,
required String name,
required String email,
required String childId,
required String childName,
required int childAge,
required String childGender,
}) async {
await Future.wait([
FirebaseFirestore.instance.collection('users').doc(uid).set({
'name': name,
'email': email,
'createdAt': FieldValue.serverTimestamp(),
}, SetOptions(merge: true)).timeout(const Duration(seconds: 20)),
FirebaseFirestore.instance
.collection('users')
.doc(uid)
.collection('children')
.doc(childId)
.set({
'id': childId,
'name': childName,
'age': childAge,
'gender': childGender,
'createdAt': FieldValue.serverTimestamp(),
}, SetOptions(merge: true)).timeout(const Duration(seconds: 20)),
]);
}
@override
void dispose() {
_nameController.dispose();
_emailController.dispose();
_passwordController.dispose();
_childNameController.dispose();
_childAgeController.dispose();
super.dispose();
}
@override
Widget build(BuildContext context) {
final viewInsets = MediaQuery.viewInsetsOf(context);
const accentPink = Color(0xFFFF55A7);
const primaryTeal = Color(0xFF2F9E94);
final underlineBorder = UnderlineInputBorder(
borderSide: BorderSide(color: Colors.black.withValues(alpha: 0.20)),
);
return Padding(
padding: EdgeInsets.only(
left: 16,
right: 16,
top: 12,
bottom: 16 + viewInsets.bottom,
),
child: ConstrainedBox(
constraints: const BoxConstraints(maxHeight: 560),
child: SingleChildScrollView(
child: Form(
key: _formKey,
child: Column(
mainAxisSize: MainAxisSize.min,
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
Center(
child: Container(
width: 46,
height: 5,
decoration: BoxDecoration(
color: Colors.black.withValues(alpha: 0.10),
borderRadius: BorderRadius.circular(99),
),
),
),
const SizedBox(height: 14),
const Text(
'Criar conta',
textAlign: TextAlign.center,
style: TextStyle(
fontSize: 18,
fontWeight: FontWeight.w800,
color: accentPink,
),
),
const SizedBox(height: 16),
TextFormField(
controller: _nameController,
textInputAction: TextInputAction.next,
decoration: InputDecoration(
labelText: 'Nome',
border: underlineBorder,
enabledBorder: underlineBorder,
focusedBorder: underlineBorder.copyWith(
borderSide: const BorderSide(color: primaryTeal, width: 1.6),
),
floatingLabelStyle: const TextStyle(color: primaryTeal, fontWeight: FontWeight.w700),
),
validator: (v) {
if (v == null || v.trim().isEmpty) return 'Informe seu nome';
if (v.trim().length < 2) return 'Nome muito curto';
return null;
},
),
const SizedBox(height: 12),
TextFormField(
controller: _emailController,
keyboardType: TextInputType.emailAddress,
textInputAction: TextInputAction.next,
decoration: InputDecoration(
labelText: 'Email',
border: underlineBorder,
enabledBorder: underlineBorder,
focusedBorder: underlineBorder.copyWith(
borderSide: const BorderSide(color: primaryTeal, width: 1.6),
),
floatingLabelStyle: const TextStyle(color: primaryTeal, fontWeight: FontWeight.w700),
),
validator: (v) {
final value = (v ?? '').trim();
if (value.isEmpty) return 'Informe seu email';
if (!value.contains('@')) return 'Email inválido';
return null;
},
),
const SizedBox(height: 12),
TextFormField(
controller: _passwordController,
obscureText: true,
textInputAction: TextInputAction.done,
decoration: InputDecoration(
labelText: 'Senha',
border: underlineBorder,
enabledBorder: underlineBorder,
focusedBorder: underlineBorder.copyWith(
borderSide: const BorderSide(color: primaryTeal, width: 1.6),
),
floatingLabelStyle: const TextStyle(color: primaryTeal, fontWeight: FontWeight.w700),
),
validator: (v) {
final value = (v ?? '');
if (value.isEmpty) return 'Informe sua senha';
if (value.length < 6) return 'Mínimo de 6 caracteres';
return null;
},
),
const SizedBox(height: 18),
TextFormField(
controller: _childNameController,
textInputAction: TextInputAction.next,
decoration: InputDecoration(
labelText: 'Nome do filho(a)',
border: underlineBorder,
enabledBorder: underlineBorder,
focusedBorder: underlineBorder.copyWith(
borderSide: const BorderSide(color: primaryTeal, width: 1.6),
),
floatingLabelStyle: const TextStyle(color: primaryTeal, fontWeight: FontWeight.w700),
),
validator: (v) {
final value = (v ?? '').trim();
if (value.isEmpty) return 'Informe o nome do filho(a)';
if (value.length < 2) return 'Nome muito curto';
return null;
},
),
const SizedBox(height: 12),
TextFormField(
controller: _childAgeController,
keyboardType: TextInputType.number,
textInputAction: TextInputAction.next,
decoration: InputDecoration(
labelText: 'Idade do filho(a)',
border: underlineBorder,
enabledBorder: underlineBorder,
focusedBorder: underlineBorder.copyWith(
borderSide: const BorderSide(color: primaryTeal, width: 1.6),
),
floatingLabelStyle: const TextStyle(color: primaryTeal, fontWeight: FontWeight.w700),
),
validator: (v) {
final raw = (v ?? '').trim();
if (raw.isEmpty) return 'Informe a idade do filho(a)';
final age = int.tryParse(raw);
if (age == null) return 'Idade inválida';
if (age < 0 || age > 25) return 'Idade inválida';
return null;
},
),
const SizedBox(height: 12),
DropdownButtonFormField<String>(
initialValue: _childGender,
items: const [
DropdownMenuItem(value: 'Masculino', child: Text('Masculino')),
DropdownMenuItem(value: 'Feminino', child: Text('Feminino')),
DropdownMenuItem(value: 'Outro', child: Text('Outro')),
],
onChanged: (v) => setState(() => _childGender = v),
decoration: InputDecoration(
labelText: 'Gênero do filho(a)',
border: underlineBorder,
enabledBorder: underlineBorder,
focusedBorder: underlineBorder.copyWith(
borderSide: const BorderSide(color: primaryTeal, width: 1.6),
),
floatingLabelStyle: const TextStyle(color: primaryTeal, fontWeight: FontWeight.w700),
),
validator: (v) {
if (v == null || v.trim().isEmpty) return 'Selecione o gênero';
return null;
},
),
const SizedBox(height: 16),
SizedBox(
height: 46,
child: FilledButton(
style: FilledButton.styleFrom(
backgroundColor: primaryTeal,
foregroundColor: Colors.white,
shape: const StadiumBorder(),
textStyle: const TextStyle(fontWeight: FontWeight.w800),
),
onPressed: _loading ? null : _submit,
child: _loading
? const SizedBox(
width: 18,
height: 18,
child: CircularProgressIndicator(strokeWidth: 2),
)
: const Text('Registrar'),
),
),
const SizedBox(height: 8),
TextButton(
onPressed: _loading ? null : () => Navigator.of(context).pop(),
child: const Text('Fechar'),
),
],
),
),
),
),
);
}
Future<void> _submit() async {
if (!(_formKey.currentState?.validate() ?? false)) return;
setState(() => _loading = true);
try {
final name = _nameController.text.trim();
final email = _emailController.text.trim();
final password = _passwordController.text;
final childName = _childNameController.text.trim();
final childAge = int.parse(_childAgeController.text.trim());
final childGender = (_childGender ?? '').trim();
final credential = await FirebaseAuth.instance
.createUserWithEmailAndPassword(
email: email,
password: password,
)
.timeout(const Duration(seconds: 20));
final user = credential.user;
if (user == null) {
throw StateError('Usuário não encontrado após criar conta.');
}
final uid = user.uid;
// Gera o childId antes de fechar o sheet para termos um scopeId determinístico.
final childId = FirebaseFirestore.instance
.collection('users')
.doc(uid)
.collection('children')
.doc()
.id;
final scopeId = '${uid}_$childId';
// Marca para o LoggedHome abrir automaticamente o quiz desta criança.
final prefs = await SharedPreferences.getInstance();
await prefs.setString(_kPendingQuizScopeKey, scopeId);
if (!mounted) return;
// Fecha o sheet imediatamente após autenticar.
// As gravações no Firestore seguem em background para não travar a UI.
Navigator.of(context).pop();
unawaited(
_persistRegistrationData(
uid: uid,
name: name,
email: email,
childId: childId,
childName: childName,
childAge: childAge,
childGender: childGender,
).catchError((_) {}),
);
} on FirebaseAuthException catch (e) {
if (!mounted) return;
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(content: Text(_friendlyAuthError(e))),
);
} on TimeoutException {
if (!mounted) return;
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(content: Text('Tempo esgotado. Verifique sua conexão e tente novamente.')),
);
} catch (e) {
if (!mounted) return;
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(content: Text('Erro: $e')),
);
} finally {
if (mounted && _loading) setState(() => _loading = false);
}
}
String _friendlyAuthError(FirebaseAuthException e) {
switch (e.code) {
case 'invalid-email':
return 'Email inválido.';
case 'email-already-in-use':
return 'Este email já está em uso.';
case 'weak-password':
return 'Senha fraca. Use pelo menos 6 caracteres.';
default:
return e.message ?? 'Falha de autenticação.';
}
}
}