Initial commit

2026-07-06 08:50:52 +02:00
commit ba3f227361
153 changed files with 18116 additions and 0 deletions
@@ -0,0 +1,110 @@
+import "package:flutter/material.dart";
+
+import "../biometric.dart";
+import "../main.dart";
+import "../theme.dart";
+
+/// Shown when the app is authenticated but locked (biometric login is enabled
+/// and the app was just launched or resumed). The session token is still valid;
+/// a successful biometric check simply reveals the app. "Use password" drops the
+/// session and returns to the login screen.
+class LockScreen extends StatefulWidget {
+  const LockScreen({super.key});
+  @override
+  State<LockScreen> createState() => _LockScreenState();
+}
+
+class _LockScreenState extends State<LockScreen> {
+  bool _busy = false;
+  String? _error;
+
+  @override
+  void initState() {
+    super.initState();
+    // Prompt once as soon as the lock screen appears.
+    WidgetsBinding.instance.addPostFrameCallback((_) => _unlock());
+  }
+
+  Future<void> _unlock() async {
+    if (_busy) return;
+    setState(() {
+      _busy = true;
+      _error = null;
+    });
+    try {
+      final creds = await biometricAuth.unlock(reason: "Unlock DriverVault");
+      if (creds == null) {
+        // Cancelled — leave locked; the buttons let them retry or use password.
+        if (mounted) setState(() => _busy = false);
+        return;
+      }
+      // Token from a previous session is still held by ApiClient; just reveal.
+      authService.unlock();
+    } on BiometricException catch (e) {
+      if (mounted) setState(() => _error = e.message);
+    } catch (e) {
+      if (mounted) setState(() => _error = e.toString());
+    } finally {
+      if (mounted) setState(() => _busy = false);
+    }
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    final u = authService.user;
+    final name = u == null ? null : (u.name.isNotEmpty ? u.name : u.email);
+    return Scaffold(
+      body: Center(
+        child: Padding(
+          padding: const EdgeInsets.all(24),
+          child: Column(
+            mainAxisSize: MainAxisSize.min,
+            children: [
+              Container(
+                width: 64,
+                height: 64,
+                decoration: BoxDecoration(
+                  color: DriverVault.brand700,
+                  borderRadius: BorderRadius.circular(16),
+                ),
+                child: const Icon(Icons.lock_outline, color: Colors.white, size: 32),
+              ),
+              const SizedBox(height: 16),
+              const Text("DriverVault is locked",
+                  style: TextStyle(fontSize: 20, fontWeight: FontWeight.w700, letterSpacing: -0.4)),
+              if (name != null)
+                Padding(
+                  padding: const EdgeInsets.only(top: 4),
+                  child: Text(name, style: TextStyle(color: DriverVault.muted(context))),
+                ),
+              const SizedBox(height: 24),
+              if (_error != null)
+                Padding(
+                  padding: const EdgeInsets.only(bottom: 12),
+                  child: Text(_error!,
+                      textAlign: TextAlign.center,
+                      style: const TextStyle(color: DriverVault.danger)),
+                ),
+              SizedBox(
+                width: 260,
+                child: FilledButton.icon(
+                  onPressed: _busy ? null : _unlock,
+                  icon: const Icon(Icons.fingerprint),
+                  label: Padding(
+                    padding: const EdgeInsets.symmetric(vertical: 10),
+                    child: Text(_busy ? "Unlocking…" : "Unlock"),
+                  ),
+                ),
+              ),
+              const SizedBox(height: 8),
+              TextButton(
+                onPressed: _busy ? null : () => authService.logout(),
+                child: const Text("Use password instead"),
+              ),
+            ],
+          ),
+        ),
+      ),
+    );
+  }
+}