Flutter Android login vault: local DB (id+base64 content), email/Google auth, dashboard search/edit/swipe-delete, dark/system theme, minSdk 29

2026-08-12 11:41:20 +02:00
commit a8791a5b10
138 changed files with 6285 additions and 0 deletions
--- a/lib/auth_screen.dart
+++ b/lib/auth_screen.dart
@@ -0,0 +1,128 @@
+import 'package:flutter/material.dart';
+import 'package:google_sign_in/google_sign_in.dart';
+import 'package:login_vault_app/auth_service.dart';
+
+/// First-launch screen: register with email+password, or with Google.
+class AuthScreen extends StatefulWidget {
+  final AuthService auth;
+  const AuthScreen({super.key, required this.auth});
+
+  @override
+  State<AuthScreen> createState() => _AuthScreenState();
+}
+
+class _AuthScreenState extends State<AuthScreen> {
+  final _emailCtrl = TextEditingController();
+  final _passCtrl = TextEditingController();
+  bool _isLogin = true; // toggle register/login
+  bool _busy = false;
+  String? _error;
+
+  Future<void> _submitEmail() async {
+    setState(() => _busy = true);
+    final email = _emailCtrl.text.trim();
+    final pass = _passCtrl.text;
+    if (email.isEmpty || pass.isEmpty) {
+      setState(() => _error = 'Email & password wajib diisi');
+      _busy = false;
+      return;
+    }
+    try {
+      if (_isLogin) {
+        final stored = await widget.auth.getAppPassword();
+        final ok = await widget.auth.verifyPassword(pass);
+        if (stored == null) {
+          setState(() => _error = 'Belum terdaftar, silakan registrasi');
+        } else if (!ok) {
+          setState(() => _error = 'Password aplikasi salah');
+        } else {
+          // success -> pop true
+          if (mounted) Navigator.pop(context, true);
+        }
+      } else {
+        await widget.auth.registerWithEmail(email, pass);
+        if (mounted) Navigator.pop(context, true);
+      }
+    } catch (e) {
+      setState(() => _error = e.toString());
+    } finally {
+      if (mounted) setState(() => _busy = false);
+    }
+  }
+
+  Future<void> _signInGoogle() async {
+    setState(() => _busy = true);
+    try {
+      final gs = GoogleSignIn(scopes: ['email']);
+      final account = await gs.signIn();
+      if (account?.email != null) {
+        await widget.auth.registerWithGoogle(account!.email);
+        if (mounted) Navigator.pop(context, true);
+      } else {
+        setState(() => _error = 'Google sign-in dibatalkan');
+      }
+    } catch (e) {
+      setState(() => _error = 'Google sign-in gagal: ${e.toString()}');
+    } finally {
+      if (mounted) setState(() => _busy = false);
+    }
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(title: const Text('Login Vault')),
+      body: Padding(
+        padding: const EdgeInsets.all(24),
+        child: Column(
+          mainAxisAlignment: MainAxisAlignment.center,
+          children: [
+            Text(_isLogin ? 'Masuk' : 'Daftar',
+                style: Theme.of(context).textTheme.headlineSmall),
+            const SizedBox(height: 16),
+            TextField(
+              controller: _emailCtrl,
+              keyboardType: TextInputType.emailAddress,
+              decoration: const InputDecoration(
+                  labelText: 'Email', border: OutlineInputBorder()),
+            ),
+            const SizedBox(height: 12),
+            TextField(
+              controller: _passCtrl,
+              obscureText: true,
+              decoration: const InputDecoration(
+                  labelText: 'Password aplikasi', border: OutlineInputBorder()),
+            ),
+            const SizedBox(height: 8),
+            if (_error != null)
+              Text(_error!, style: const TextStyle(color: Colors.red)),
+            const SizedBox(height: 12),
+            _busy
+                ? const CircularProgressIndicator()
+                : Column(
+                    children: [
+                      ElevatedButton(
+                        onPressed: _submitEmail,
+                        child: Text(_isLogin ? 'Masuk' : 'Daftar'),
+                      ),
+                      TextButton(
+                        onPressed: () =>
+                            setState(() => _isLogin = !_isLogin),
+                        child: Text(_isLogin
+                            ? 'Belum punya akun? Daftar'
+                            : 'Sudah punya akun? Masuk'),
+                      ),
+                      const Divider(),
+                      OutlinedButton.icon(
+                        onPressed: _signInGoogle,
+                        icon: const Icon(Icons.login),
+                        label: const Text('Lanjut dengan Google'),
+                      ),
+                    ],
+                  ),
+          ],
+        ),
+      ),
+    );
+  }
+}