import '../../models/user_model.dart';

typedef CreateUserResult = ({UserModel user, String secret});

abstract class UserService {
  /// Returns all users.
  /// In real-API mode, returns only in-session created users (no list endpoint).
  Future<List<UserModel>> getUsers();

  /// Creates a new user and returns the user along with the generated secret.
  Future<CreateUserResult> createUser(String username, UserRole role);

  /// Resets the secret for [userId] and returns the new secret.
  Future<String> resetSecret(String userId);
}