import 'package:dio/dio.dart';

import '../../../errors/auth_exception.dart';
import '../../auth/token_storage.dart';
import '../../marianumconnect_api.dart';
import '../../marianumconnect_query.dart';

/// Probes that the stored bearer token is still accepted. Used for accounts
/// without a password (guardians), whose token cannot be renewed silently.
///
/// Bypasses the shared dio singleton so the auth interceptor does not react
/// to the 401 this probe is meant to observe.
class AuthMe extends MarianumConnectQuery {
  final MarianumConnectTokenStorage _tokenStorage;

  AuthMe({
    MarianumConnectTokenStorage tokenStorage =
        const MarianumConnectTokenStorage(),
    Dio? dio,
  }) : _tokenStorage = tokenStorage,
       super(dio: dio ?? MarianumConnectApi.plainDio());

  /// Throws [AuthException] when the token is missing or rejected.
  Future<void> run() async {
    final options = await _tokenStorage.requireBearerOptions('AuthMe');
    return guard(() async {
      await dio.get<void>(endpoint('auth/me'), options: options);
    });
  }
}