Initialer Commit: Projekt Start
This commit is contained in:
Tim Leikauf
353
lib/screens/register_screen.dart
Normal file
353
lib/screens/register_screen.dart
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@@ -0,0 +1,353 @@
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import 'package:flutter/material.dart';
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import 'package:email_validator/email_validator.dart';
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import '../services/auth_service.dart';
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import '../utils/error_handler.dart';
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import 'login_screen.dart';
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class RegisterScreen extends StatefulWidget {
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const RegisterScreen({super.key});
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@override
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State<RegisterScreen> createState() => _RegisterScreenState();
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}
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class _RegisterScreenState extends State<RegisterScreen> {
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final _formKey = GlobalKey<FormState>();
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final _emailController = TextEditingController();
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final _usernameController = TextEditingController();
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final _passwordController = TextEditingController();
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final _confirmPasswordController = TextEditingController();
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final _firstNameController = TextEditingController();
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final _lastNameController = TextEditingController();
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bool _obscurePassword = true;
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bool _obscureConfirmPassword = true;
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bool _isLoading = false;
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bool _acceptTerms = false;
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@override
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void dispose() {
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_emailController.dispose();
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_usernameController.dispose();
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_passwordController.dispose();
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_confirmPasswordController.dispose();
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_firstNameController.dispose();
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_lastNameController.dispose();
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super.dispose();
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}
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Future<void> _handleRegister() async {
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if (!_formKey.currentState!.validate()) {
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return;
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}
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if (!_acceptTerms) {
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ScaffoldMessenger.of(context).showSnackBar(
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const SnackBar(
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content: Text('Bitte akzeptiere die Nutzungsbedingungen'),
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backgroundColor: Colors.red,
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),
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);
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return;
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}
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setState(() {
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_isLoading = true;
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});
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try {
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final authService = AuthService();
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final result = await authService.register(
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email: _emailController.text.trim(),
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username: _usernameController.text.trim(),
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password: _passwordController.text,
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firstName: _firstNameController.text.trim(),
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lastName: _lastNameController.text.trim(),
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);
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if (mounted) {
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setState(() {
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_isLoading = false;
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});
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if (result['success'] == true) {
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ScaffoldMessenger.of(context).showSnackBar(
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const SnackBar(
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content: Text('Registrierung erfolgreich! Du kannst dich jetzt anmelden.'),
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backgroundColor: Colors.green,
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),
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);
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Navigator.of(context).pop();
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} else {
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(
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content: Text(result['message'] ?? 'Registrierung fehlgeschlagen'),
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backgroundColor: Colors.red,
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),
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);
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}
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}
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} catch (e) {
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if (mounted) {
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setState(() {
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_isLoading = false;
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});
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ErrorHandler.showError(context, e);
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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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return Scaffold(
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appBar: AppBar(
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title: const Text('Registrieren'),
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),
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body: SafeArea(
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child: SingleChildScrollView(
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padding: const EdgeInsets.all(24),
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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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Icon(
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Icons.person_add,
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size: 80,
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color: Theme.of(context).primaryColor,
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),
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const SizedBox(height: 16),
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Text(
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'Account erstellen',
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style: Theme.of(context).textTheme.headlineSmall?.copyWith(
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fontWeight: FontWeight.bold,
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),
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textAlign: TextAlign.center,
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),
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const SizedBox(height: 32),
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// Vorname
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TextFormField(
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controller: _firstNameController,
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decoration: InputDecoration(
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labelText: 'Vorname',
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prefixIcon: const Icon(Icons.person),
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border: OutlineInputBorder(
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borderRadius: BorderRadius.circular(8),
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),
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),
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textInputAction: TextInputAction.next,
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),
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const SizedBox(height: 16),
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// Nachname
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TextFormField(
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controller: _lastNameController,
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decoration: InputDecoration(
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labelText: 'Nachname',
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prefixIcon: const Icon(Icons.person_outline),
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border: OutlineInputBorder(
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borderRadius: BorderRadius.circular(8),
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),
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),
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textInputAction: TextInputAction.next,
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),
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const SizedBox(height: 16),
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// E-Mail
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TextFormField(
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controller: _emailController,
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decoration: InputDecoration(
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labelText: 'E-Mail',
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prefixIcon: const Icon(Icons.email),
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border: OutlineInputBorder(
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borderRadius: BorderRadius.circular(8),
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),
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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.isEmpty) {
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return 'Bitte gib deine E-Mail ein';
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}
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if (!EmailValidator.validate(value)) {
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return 'Bitte gib eine gültige E-Mail ein';
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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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// Benutzername
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TextFormField(
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controller: _usernameController,
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decoration: InputDecoration(
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labelText: 'Benutzername',
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prefixIcon: const Icon(Icons.account_circle),
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border: OutlineInputBorder(
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borderRadius: BorderRadius.circular(8),
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),
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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.isEmpty) {
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return 'Bitte gib einen Benutzernamen ein';
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}
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if (value.length < 3) {
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return 'Benutzername muss mindestens 3 Zeichen lang sein';
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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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// Passwort
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TextFormField(
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controller: _passwordController,
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decoration: InputDecoration(
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labelText: 'Passwort',
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prefixIcon: const Icon(Icons.lock),
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suffixIcon: IconButton(
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icon: Icon(
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_obscurePassword ? Icons.visibility : Icons.visibility_off,
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),
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onPressed: () {
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setState(() {
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_obscurePassword = !_obscurePassword;
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});
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},
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),
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border: OutlineInputBorder(
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borderRadius: BorderRadius.circular(8),
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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 'Bitte gib ein Passwort ein';
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}
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if (value.length < 6) {
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return 'Passwort muss mindestens 6 Zeichen lang sein';
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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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// Passwort bestätigen
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TextFormField(
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controller: _confirmPasswordController,
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decoration: InputDecoration(
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labelText: 'Passwort bestätigen',
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prefixIcon: const Icon(Icons.lock_outline),
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suffixIcon: IconButton(
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icon: Icon(
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_obscureConfirmPassword ? Icons.visibility : Icons.visibility_off,
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),
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onPressed: () {
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setState(() {
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_obscureConfirmPassword = !_obscureConfirmPassword;
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});
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},
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),
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border: OutlineInputBorder(
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borderRadius: BorderRadius.circular(8),
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),
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),
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obscureText: _obscureConfirmPassword,
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textInputAction: TextInputAction.done,
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onFieldSubmitted: (_) => _handleRegister(),
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validator: (value) {
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if (value == null || value.isEmpty) {
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return 'Bitte bestätige dein Passwort';
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}
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if (value != _passwordController.text) {
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return 'Passwörter stimmen nicht überein';
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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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// Nutzungsbedingungen
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Row(
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children: [
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Checkbox(
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value: _acceptTerms,
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onChanged: (value) {
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setState(() {
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_acceptTerms = value ?? false;
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});
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},
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),
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Expanded(
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child: GestureDetector(
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onTap: () {
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setState(() {
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_acceptTerms = !_acceptTerms;
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});
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},
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child: Text(
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'Ich akzeptiere die Nutzungsbedingungen und Datenschutzerklärung',
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style: Theme.of(context).textTheme.bodySmall,
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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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// Registrieren Button
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ElevatedButton(
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onPressed: _isLoading ? null : _handleRegister,
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style: ElevatedButton.styleFrom(
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backgroundColor: const Color(0xFF8B6F47),
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foregroundColor: Colors.white,
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padding: const EdgeInsets.symmetric(vertical: 16),
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(8),
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),
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),
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child: _isLoading
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? const SizedBox(
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height: 20,
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width: 20,
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child: CircularProgressIndicator(
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strokeWidth: 2,
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valueColor: AlwaysStoppedAnimation<Color>(Colors.white),
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),
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)
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: const Text(
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'Registrieren',
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style: TextStyle(fontSize: 16),
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),
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),
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const SizedBox(height: 16),
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// Link zum Login
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Row(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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const Text('Bereits ein Konto? '),
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TextButton(
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onPressed: () {
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Navigator.pushReplacement(
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context,
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MaterialPageRoute(
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builder: (context) => const LoginScreen(),
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),
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);
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},
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child: const Text('Jetzt anmelden'),
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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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