Agrego frontend app

2026-08-22 19:08:19 -03:00
parent 824e092b29
commit 2d0797e627
254 changed files with 37231 additions and 0 deletions
@@ -0,0 +1,65 @@
+import 'package:flutter/foundation.dart';
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:gimnasio_soma/features/auth/data/repositories/auth_repository_impl.dart';
+import 'package:gimnasio_soma/features/auth/domain/entities/user_session.dart';
+import 'package:gimnasio_soma/features/auth/domain/repositories/auth_repository.dart';
+
+final authRepositoryProvider = Provider<AuthRepository>((ref) {
+  return AuthRepositoryImpl();
+});
+
+final authStateProvider =
+    StateNotifierProvider<AuthNotifier, AsyncValue<UserSession?>>((ref) {
+  return AuthNotifier(ref.read(authRepositoryProvider));
+});
+
+/// Listenable que notifica al GoRouter cuando cambia el estado de auth.
+/// Solo notifica cuando el estado pasa de logueado a no-logueado o viceversa,
+/// no cuando pasa a loading (para evitar recrear el router innecesariamente).
+final authChangeNotifierProvider = Provider<AuthChangeNotifier>((ref) {
+  final notifier = AuthChangeNotifier();
+  ref.listen<AsyncValue<UserSession?>>(authStateProvider, (prev, next) {
+    final wasLoggedIn = prev?.valueOrNull != null;
+    final isLoggedIn = next.valueOrNull != null;
+    if (wasLoggedIn != isLoggedIn) {
+      notifier.notify();
+    }
+  });
+  return notifier;
+});
+
+class AuthChangeNotifier extends ChangeNotifier {
+  void notify() => notifyListeners();
+}
+
+class AuthNotifier extends StateNotifier<AsyncValue<UserSession?>> {
+  final AuthRepository _repository;
+
+  AuthNotifier(this._repository) : super(const AsyncValue.data(null));
+
+  Future<void> checkSession() async {
+    state = const AsyncValue.loading();
+    try {
+      final session = await _repository.validateSession();
+      state = AsyncValue.data(session);
+    } catch (e, st) {
+      state = AsyncValue.error(e, st);
+    }
+  }
+
+  Future<String?> login(String dni, String password) async {
+    try {
+      final session = await _repository.login(dni, password);
+      state = AsyncValue.data(session);
+      return null;
+    } catch (e) {
+      state = const AsyncValue.data(null);
+      return e.toString().replaceFirst('Exception: ', '');
+    }
+  }
+
+  Future<void> logout() async {
+    await _repository.logout();
+    state = const AsyncValue.data(null);
+  }
+}