Initial commit

2026-07-06 08:50:52 +02:00
commit ba3f227361
153 changed files with 18116 additions and 0 deletions
@@ -0,0 +1,74 @@
+import "dart:convert";
+import "package:flutter/foundation.dart";
+import "package:shared_preferences/shared_preferences.dart";
+
+import "api.dart";
+import "models.dart";
+
+const _tokenKey = "cc_token";
+const _userKey = "cc_user";
+
+/// Holds session state and persists the token across app restarts.
+class AuthService extends ChangeNotifier {
+  final ApiClient api;
+  AuthUser? user;
+  bool ready = false;
+
+  /// In-memory (never persisted) app-lock flag. When biometric login is enabled
+  /// the app starts/returns locked: the token is still valid but the UI hides
+  /// behind a biometric unlock instead of jumping straight to the dashboard.
+  bool locked = false;
+
+  AuthService(this.api) {
+    api.onUnauthorized = () => logout();
+  }
+
+  bool get isAuthenticated => api.token != null;
+
+  void lock() {
+    if (!locked && isAuthenticated) {
+      locked = true;
+      notifyListeners();
+    }
+  }
+
+  void unlock() {
+    if (locked) {
+      locked = false;
+      notifyListeners();
+    }
+  }
+
+  Future<void> loadFromStorage() async {
+    final prefs = await SharedPreferences.getInstance();
+    final t = prefs.getString(_tokenKey);
+    final u = prefs.getString(_userKey);
+    if (t != null) {
+      api.token = t;
+      if (u != null) user = AuthUser.fromJson(jsonDecode(u));
+    }
+    ready = true;
+    notifyListeners();
+  }
+
+  Future<void> login(String email, String password) async {
+    final (token, u) = await api.login(email, password);
+    api.token = token;
+    user = u;
+    locked = false;
+    final prefs = await SharedPreferences.getInstance();
+    await prefs.setString(_tokenKey, token);
+    await prefs.setString(_userKey, jsonEncode(u.toJson()));
+    notifyListeners();
+  }
+
+  Future<void> logout() async {
+    api.token = null;
+    user = null;
+    locked = false;
+    final prefs = await SharedPreferences.getInstance();
+    await prefs.remove(_tokenKey);
+    await prefs.remove(_userKey);
+    notifyListeners();
+  }
+}