import 'package:flutter_secure_storage/flutter_secure_storage.dart';

abstract class CredentialsStorage {
  Future<String?> getApiKey(String homeId);

  Future<void> setApiKey(String homeId, String apiKey);

  Future<void> deleteApiKey(String homeId);
}

class SecureCredentialsStorage implements CredentialsStorage {
  static const _storage = FlutterSecureStorage();

  static String _apiKeyStorageKey(String homeId) =>
      'ignis_home_api_key_$homeId';

  @override
  Future<String?> getApiKey(String homeId) =>
      _storage.read(key: _apiKeyStorageKey(homeId));

  @override
  Future<void> setApiKey(String homeId, String apiKey) =>
      _storage.write(key: _apiKeyStorageKey(homeId), value: apiKey);

  @override
  Future<void> deleteApiKey(String homeId) =>
      _storage.delete(key: _apiKeyStorageKey(homeId));
}