createOrUpdateUserProfile method

Implementation

Future<bool> createOrUpdateUserProfile({
  String? apiKey,
  String? dobString,
  String? genderString,
  List<String>? movieListIds,
}) async {
  try {
    final loggedIn = await isLoggedIn();
    if (!loggedIn) {
      debugPrint('❌ User not logged in, cannot create profile');
      return false;
    }

    final webId = await getCurrentUserWebId();
    if (webId == null) {
      debugPrint('❌ Could not get Web ID for user');
      return false;
    }

    // First, try to load existing profile data to reuse existing resources.

    final existingProfileData = await _loadExistingProfile();

    // Get API key from secure storage if not provided.

    String? actualApiKey = apiKey;
    if (actualApiKey == null) {
      final apiKeyService = ApiKeyService();
      actualApiKey = await apiKeyService.getApiKey();
    }

    // Use existing API key ID if available, otherwise create new one.

    String? apiKeyFileId = existingProfileData?['apiKeyId'];
    if (apiKeyFileId == null &&
        actualApiKey != null &&
        actualApiKey.isNotEmpty) {
      apiKeyFileId = await _createApiKeyFile(actualApiKey);
    }

    // Merge existing MovieList IDs with any new ones provided.

    final existingMovieListIds =
        existingProfileData?['movieListIds'] as List<String>? ?? [];
    final providedMovieListIds = movieListIds ?? [];

    // Combine and deduplicate MovieList IDs.

    final allMovieListIds = <String>{};
    allMovieListIds.addAll(existingMovieListIds);
    allMovieListIds.addAll(providedMovieListIds);
    final finalMovieListIds = allMovieListIds.toList();

    // Create the profile TTL content.

    final profileTtl = TurtleSerializer.createUserProfile(
      webId,
      apiKey: apiKeyFileId,
      dobString: dobString,
      genderString: genderString,
      movieListIds: finalMovieListIds,
    );

    // Write to POD profile.

    if (!_context.mounted) return false;
    final result = await writePod(
      'profile/profile.ttl',
      profileTtl,
      _context,
      _child,
      encrypted: false,
    );

    if (result == SolidFunctionCallStatus.success) {
      // Update cache.

      _cachedProfile = {
        'webId': webId,
        'apiKey': actualApiKey,
        'apiKeyId': apiKeyFileId,
        'dob': dobString,
        'gender': genderString,
        'movieListIds': finalMovieListIds,
      };
      return true;
    }

    debugPrint('❌ Failed to write profile to POD');
    return false;
  } catch (e) {
    debugPrint('❌ Exception in create/update user profile: $e');
    return false;
  }
}