137 lines
4.3 KiB
Dart
137 lines
4.3 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:provider/provider.dart';
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import 'package:login_vault_app/auth_service.dart';
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import 'package:login_vault_app/dashboard_screen.dart';
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import 'package:login_vault_app/theme_provider.dart';
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/// First screen: register, or (if registered) re-authenticate.
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/// If a valid session exists, skip straight to the Dashboard.
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class AuthScreen extends StatefulWidget {
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final AuthService auth;
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const AuthScreen({super.key, required this.auth});
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@override
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State<AuthScreen> createState() => _AuthScreenState();
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}
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class _AuthScreenState extends State<AuthScreen> {
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final _emailCtrl = TextEditingController();
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final _passCtrl = TextEditingController();
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bool _isLogin = true;
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bool _busy = false;
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String? _error;
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@override
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void initState() {
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super.initState();
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_trySilentAuth();
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}
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/// On open: if a valid session is present, go straight to Dashboard.
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Future<void> _trySilentAuth() async {
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final timeout = await widget.auth.getTimeoutMinutes();
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final valid = await widget.auth.hasValidSession(timeout);
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if (valid && mounted) {
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final email = await widget.auth.getEmail() ?? '';
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_goToDashboard(email);
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}
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}
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void _goToDashboard(String email) {
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if (!mounted) return;
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widget.auth.openSession(); // refresh session timestamp
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Navigator.of(context).pushReplacement(
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MaterialPageRoute(
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builder: (_) => DashboardScreen(
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auth: widget.auth,
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theme: Provider.of<ThemeProvider>(context, listen: false),
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email: email,
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),
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),
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);
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}
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Future<void> _submitEmail() async {
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setState(() => _busy = true);
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final email = _emailCtrl.text.trim();
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final pass = _passCtrl.text;
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if (email.isEmpty || pass.isEmpty) {
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setState(() => _error = 'Email & password wajib diisi');
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_busy = false;
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return;
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}
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try {
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if (_isLogin) {
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final stored = await widget.auth.getAppPassword();
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final ok = await widget.auth.verifyPassword(pass);
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if (stored == null) {
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setState(() => _error = 'Belum terdaftar, silakan registrasi');
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} else if (!ok) {
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setState(() => _error = 'Password aplikasi salah');
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} else {
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_goToDashboard(email);
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}
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} else {
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await widget.auth.registerWithEmail(email, pass);
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_goToDashboard(email);
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}
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} catch (e) {
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setState(() => _error = e.toString());
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} finally {
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if (mounted) setState(() => _busy = false);
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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(title: const Text('Login Vault')),
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body: Padding(
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padding: const EdgeInsets.all(24),
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Text(_isLogin ? 'Masuk' : 'Daftar',
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style: Theme.of(context).textTheme.headlineSmall),
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const SizedBox(height: 16),
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TextField(
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controller: _emailCtrl,
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keyboardType: TextInputType.emailAddress,
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decoration: const InputDecoration(
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labelText: 'Email', border: OutlineInputBorder()),
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),
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const SizedBox(height: 12),
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TextField(
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controller: _passCtrl,
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obscureText: true,
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decoration: const InputDecoration(
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labelText: 'Password aplikasi', border: OutlineInputBorder()),
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),
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const SizedBox(height: 8),
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if (_error != null)
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Text(_error!, style: const TextStyle(color: Colors.red)),
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const SizedBox(height: 12),
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_busy
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? const CircularProgressIndicator()
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: Column(
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children: [
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ElevatedButton(
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onPressed: _submitEmail,
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child: Text(_isLogin ? 'Masuk' : 'Daftar'),
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),
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TextButton(
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onPressed: () =>
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setState(() => _isLogin = !_isLogin),
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child: Text(_isLogin
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? 'Belum punya akun? Daftar'
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: 'Sudah punya akun? Masuk'),
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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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