586 lines
26 KiB
Dart
586 lines
26 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:flutter_riverpod/flutter_riverpod.dart';
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import 'package:go_router/go_router.dart';
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import '../../providers/auth_provider.dart';
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import '../../providers/tickets_provider.dart';
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import '../../theme/m3_motion.dart';
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import '../../utils/snackbar.dart';
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class SignUpScreen extends ConsumerStatefulWidget {
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const SignUpScreen({super.key});
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@override
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ConsumerState<SignUpScreen> createState() => _SignUpScreenState();
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}
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class _SignUpScreenState extends ConsumerState<SignUpScreen>
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with SingleTickerProviderStateMixin {
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final _formKey = GlobalKey<FormState>();
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final _fullNameController = TextEditingController();
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final _emailController = TextEditingController();
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final _passwordController = TextEditingController();
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final _confirmPasswordController = TextEditingController();
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late final AnimationController _entranceController;
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late final Animation<double> _fadeIn;
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late final Animation<Offset> _slideIn;
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final Set<String> _selectedOfficeIds = {};
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double _passwordStrength = 0.0;
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String _passwordStrengthLabel = 'Very weak';
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Color _passwordStrengthColor = Colors.red;
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bool _isLoading = false;
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bool _obscurePassword = true;
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bool _obscureConfirm = true;
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@override
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void initState() {
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super.initState();
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_passwordController.addListener(_updatePasswordStrength);
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_entranceController = AnimationController(
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vsync: this,
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duration: M3Motion.long,
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);
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_fadeIn = CurvedAnimation(
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parent: _entranceController,
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curve: M3Motion.emphasizedEnter,
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);
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_slideIn = Tween<Offset>(
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begin: const Offset(0, 0.06),
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end: Offset.zero,
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).animate(_fadeIn);
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_entranceController.forward();
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}
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@override
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void dispose() {
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_entranceController.dispose();
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_passwordController.removeListener(_updatePasswordStrength);
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_fullNameController.dispose();
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_emailController.dispose();
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_passwordController.dispose();
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_confirmPasswordController.dispose();
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super.dispose();
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}
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Future<void> _handleSignUp() async {
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if (!_formKey.currentState!.validate()) return;
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if (_selectedOfficeIds.isEmpty) {
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showWarningSnackBar(context, 'Select at least one office.');
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return;
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}
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setState(() => _isLoading = true);
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final auth = ref.read(authControllerProvider);
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try {
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await auth.signUp(
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email: _emailController.text.trim(),
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password: _passwordController.text,
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fullName: _fullNameController.text.trim(),
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officeIds: _selectedOfficeIds.toList(),
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);
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if (mounted) {
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context.go('/login');
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}
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} on Exception catch (error) {
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if (mounted) {
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showErrorSnackBar(context, 'Sign up failed: $error');
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}
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} finally {
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if (mounted) {
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setState(() => _isLoading = false);
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}
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}
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}
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@override
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Widget build(BuildContext context) {
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final cs = Theme.of(context).colorScheme;
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final tt = Theme.of(context).textTheme;
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final officesAsync = ref.watch(officesOnceProvider);
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return Scaffold(
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body: SafeArea(
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child: Center(
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child: SingleChildScrollView(
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padding: const EdgeInsets.symmetric(horizontal: 24, vertical: 32),
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child: FadeTransition(
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opacity: _fadeIn,
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child: SlideTransition(
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position: _slideIn,
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child: ConstrainedBox(
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constraints: const BoxConstraints(maxWidth: 420),
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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// ── Branding ──
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Hero(
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tag: 'tasq-logo',
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child: Image.asset(
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'assets/tasq_ico.png',
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height: 80,
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width: 80,
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),
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),
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const SizedBox(height: 16),
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Text(
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'TasQ',
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style: tt.headlineMedium?.copyWith(
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fontWeight: FontWeight.w700,
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color: cs.primary,
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),
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),
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const SizedBox(height: 4),
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Text(
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'Create your account',
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style: tt.bodyMedium?.copyWith(
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color: cs.onSurfaceVariant,
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),
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),
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const SizedBox(height: 32),
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// ── Sign-up card ──
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Card(
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elevation: 0,
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color: cs.surfaceContainerLow,
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(28),
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),
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child: Padding(
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padding: const EdgeInsets.symmetric(
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horizontal: 24,
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vertical: 28,
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),
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child: Form(
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key: _formKey,
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.stretch,
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children: [
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Text(
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'Sign up',
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style: tt.titleLarge?.copyWith(
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fontWeight: FontWeight.w600,
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),
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),
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const SizedBox(height: 20),
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TextFormField(
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controller: _fullNameController,
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decoration: const InputDecoration(
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labelText: 'Full name',
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prefixIcon: Icon(Icons.person_outlined),
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),
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textInputAction: TextInputAction.next,
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validator: (value) {
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if (value == null || value.trim().isEmpty) {
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return 'Full name is required.';
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}
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return null;
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},
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),
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const SizedBox(height: 16),
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TextFormField(
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controller: _emailController,
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decoration: const InputDecoration(
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labelText: 'Email',
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prefixIcon: Icon(Icons.email_outlined),
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),
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keyboardType: TextInputType.emailAddress,
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textInputAction: TextInputAction.next,
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validator: (value) {
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if (value == null || value.trim().isEmpty) {
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return 'Email is required.';
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}
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return null;
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},
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),
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const SizedBox(height: 16),
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TextFormField(
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controller: _passwordController,
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decoration: InputDecoration(
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labelText: 'Password',
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prefixIcon: const Icon(Icons.lock_outlined),
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suffixIcon: IconButton(
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icon: Icon(
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_obscurePassword
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? Icons.visibility_outlined
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: Icons.visibility_off_outlined,
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),
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onPressed: () => setState(
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() => _obscurePassword =
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!_obscurePassword,
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),
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),
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),
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obscureText: _obscurePassword,
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textInputAction: TextInputAction.next,
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validator: (value) {
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if (value == null || value.isEmpty) {
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return 'Password is required.';
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}
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if (value.length < 6) {
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return 'Use at least 6 characters.';
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}
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return null;
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},
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),
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const SizedBox(height: 8),
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// ── Password strength (AnimatedSize) ──
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AnimatedSize(
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duration: M3Motion.short,
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curve: M3Motion.standard_,
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child: _passwordController.text.isEmpty
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? const SizedBox.shrink()
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: Column(
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crossAxisAlignment:
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CrossAxisAlignment.start,
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children: [
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Row(
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children: [
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Text(
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'Strength: ',
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style: tt.labelSmall
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?.copyWith(
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color:
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cs.onSurfaceVariant,
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),
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),
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Text(
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_passwordStrengthLabel,
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style: tt.labelSmall?.copyWith(
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color:
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_passwordStrengthColor,
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fontWeight: FontWeight.w600,
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),
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),
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],
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),
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const SizedBox(height: 6),
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ClipRRect(
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borderRadius:
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BorderRadius.circular(8),
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child: LinearProgressIndicator(
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value: _passwordStrength,
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minHeight: 6,
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color: _passwordStrengthColor,
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backgroundColor:
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cs.surfaceContainerHighest,
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),
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),
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const SizedBox(height: 8),
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],
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),
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),
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TextFormField(
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controller: _confirmPasswordController,
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decoration: InputDecoration(
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labelText: 'Confirm password',
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prefixIcon: const Icon(Icons.lock_outlined),
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suffixIcon: IconButton(
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icon: Icon(
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_obscureConfirm
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? Icons.visibility_outlined
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: Icons.visibility_off_outlined,
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),
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onPressed: () => setState(
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() =>
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_obscureConfirm = !_obscureConfirm,
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),
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),
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),
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obscureText: _obscureConfirm,
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textInputAction: TextInputAction.done,
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onFieldSubmitted: (_) {
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if (!_isLoading) _handleSignUp();
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},
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validator: (value) {
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if (value == null || value.isEmpty) {
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return 'Confirm your password.';
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}
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if (value != _passwordController.text) {
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return 'Passwords do not match.';
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}
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return null;
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},
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),
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const SizedBox(height: 20),
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// ── Office selection ──
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Text('Offices', style: tt.titleSmall),
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const SizedBox(height: 8),
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officesAsync.when(
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data: (offices) {
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if (offices.isEmpty) {
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return Text(
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'No offices available.',
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style: tt.bodySmall?.copyWith(
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color: cs.onSurfaceVariant,
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),
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);
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}
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final officeNameById = <String, String>{
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for (final o in offices) o.id: o.name,
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};
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return Column(
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crossAxisAlignment:
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CrossAxisAlignment.start,
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children: [
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FilledButton.tonalIcon(
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onPressed: _isLoading
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? null
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: () =>
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_showOfficeSelectionDialog(
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offices,
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),
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icon: const Icon(
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Icons.place_outlined,
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),
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label: const Text('Select Offices'),
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),
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const SizedBox(height: 8),
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AnimatedSize(
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duration: M3Motion.short,
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curve: M3Motion.standard_,
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child: _selectedOfficeIds.isEmpty
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? Padding(
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padding:
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const EdgeInsets.only(
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top: 4,
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),
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child: Text(
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'No office selected.',
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style: tt.bodySmall
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?.copyWith(
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color: cs
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.onSurfaceVariant,
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),
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),
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)
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: Builder(
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builder: (context) {
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final sortedIds =
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List<String>.from(
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_selectedOfficeIds,
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)..sort(
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(
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a,
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b,
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) => (officeNameById[a] ?? a)
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.toLowerCase()
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.compareTo(
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(officeNameById[b] ??
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b)
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.toLowerCase(),
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),
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);
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return Wrap(
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spacing: 8,
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runSpacing: 8,
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children: sortedIds.map((
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id,
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) {
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final name =
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officeNameById[id] ??
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id;
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return Chip(
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label: Text(name),
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onDeleted: _isLoading
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? null
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: () {
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setState(
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() => _selectedOfficeIds
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.remove(
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id,
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),
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);
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},
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);
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}).toList(),
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);
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},
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),
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),
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],
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);
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},
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loading: () =>
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const LinearProgressIndicator(),
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error: (error, _) =>
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Text('Failed to load offices: $error'),
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),
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const SizedBox(height: 24),
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M3AnimatedSwitcher(
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child: _isLoading
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? const SizedBox(
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key: ValueKey('loading'),
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height: 48,
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child: Center(
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child: CircularProgressIndicator(),
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),
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)
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: FilledButton(
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key: const ValueKey('sign-up'),
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onPressed: _handleSignUp,
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style: FilledButton.styleFrom(
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minimumSize: const Size.fromHeight(
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48,
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),
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),
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child: const Text('Create Account'),
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),
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),
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],
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),
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),
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),
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),
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const SizedBox(height: 24),
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// ── Back to sign in ──
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TextButton(
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onPressed: _isLoading
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? null
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: () => context.go('/login'),
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child: Text.rich(
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TextSpan(
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text: 'Already have an account? ',
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style: tt.bodyMedium?.copyWith(
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color: cs.onSurfaceVariant,
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),
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children: [
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TextSpan(
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text: 'Sign in',
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style: TextStyle(
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color: cs.primary,
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fontWeight: FontWeight.w600,
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),
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),
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],
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),
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),
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),
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],
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),
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),
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),
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),
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),
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),
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),
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);
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}
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Future<void> _showOfficeSelectionDialog(List<dynamic> offices) async {
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final cs = Theme.of(context).colorScheme;
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final tempSelected = Set<String>.from(_selectedOfficeIds);
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await m3ShowDialog<void>(
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context: context,
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builder: (dialogCtx) => StatefulBuilder(
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builder: (ctx2, setStateDialog) {
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return AlertDialog(
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(28),
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),
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title: const Text('Select Offices'),
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content: Container(
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width: 480,
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height: 400,
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clipBehavior: Clip.hardEdge,
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decoration: BoxDecoration(
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borderRadius: BorderRadius.circular(16),
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color: cs.surfaceContainerLowest,
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),
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child: SingleChildScrollView(
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: offices.map<Widget>((office) {
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final id = office.id;
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final name = office.name;
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return CheckboxListTile(
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value: tempSelected.contains(id),
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onChanged: (v) {
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setStateDialog(() {
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if (v == true) {
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tempSelected.add(id);
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} else {
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tempSelected.remove(id);
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}
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});
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},
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title: Text(name),
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controlAffinity: ListTileControlAffinity.leading,
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contentPadding: const EdgeInsets.symmetric(horizontal: 8),
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);
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}).toList(),
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),
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),
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),
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actions: [
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TextButton(
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onPressed: () => Navigator.of(dialogCtx).pop(),
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child: const Text('Cancel'),
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),
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FilledButton(
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onPressed: () {
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setState(() {
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_selectedOfficeIds
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..clear()
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..addAll(tempSelected);
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});
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Navigator.of(dialogCtx).pop();
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},
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child: const Text('Save'),
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),
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],
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);
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},
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),
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);
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}
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void _updatePasswordStrength() {
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final text = _passwordController.text;
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var score = 0;
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if (text.length >= 8) score++;
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if (text.length >= 12) score++;
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if (RegExp(r'[A-Z]').hasMatch(text)) score++;
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if (RegExp(r'[a-z]').hasMatch(text)) score++;
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if (RegExp(r'\d').hasMatch(text)) score++;
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if (RegExp(r'[!@#\$%\^&\*(),.?":{}|<>\[\]\\/+=;_-]').hasMatch(text)) {
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score++;
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}
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final normalized = (score / 6).clamp(0.0, 1.0);
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String label;
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Color color;
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if (normalized <= 0.2) {
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label = 'Very weak';
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color = Colors.red;
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} else if (normalized <= 0.4) {
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label = 'Weak';
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color = Colors.deepOrange;
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} else if (normalized <= 0.6) {
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label = 'Fair';
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color = Colors.orange;
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} else if (normalized <= 0.8) {
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label = 'Strong';
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color = Colors.green;
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} else {
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label = 'Excellent';
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color = Colors.teal;
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}
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setState(() {
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_passwordStrength = normalized;
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_passwordStrengthLabel = label;
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_passwordStrengthColor = color;
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});
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}
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}
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