sendAuthChallenge method

void sendAuthChallenge(HttpRequest request, { String? error, String? errorDescription, })

Send authentication challenge response

Implementation

void sendAuthChallenge(HttpRequest request, {String? error, String? errorDescription}) {
  request.response.statusCode = 401;

  String challenge = 'Bearer';
  if (error != null) {
    challenge += ' error="$error"';
    if (errorDescription != null) {
      challenge += ', error_description="$errorDescription"';
    }
  }

  request.response.headers.set('WWW-Authenticate', challenge);
  request.response.headers.set('Content-Type', 'application/json');

  final errorResponse = {
    'error': error ?? 'unauthorized',
    'error_description': errorDescription ?? 'Authentication required',
  };

  request.response.write(jsonEncode(errorResponse));
}