validateAndGetInputs method

Implementation

Future<Map<String, dynamic>> validateAndGetInputs() async {
  // Validate that at least one of input-name or input-uuid is provided
  final inputName = argResults?['input-name'];

  final inputUuid = argResults?['input-uuid'];

  if (inputName == null && inputUuid == null) {
    throw UsageException(
      'Your request must contain at least one of the following fields: `input-name` or `input-uuid`.',
      '',
    );
  }

  // Validate that input-name is a string if provided
  if (inputName != null && inputName is! String) {
    throw UsageException('The `input-name` parameter must be a string.', '');
  }

  // Validate that input-uuid is a string if provided
  if (inputUuid != null && inputUuid is! String) {
    throw UsageException('The `input-uuid` parameter must be a string.', '');
  }

  // Validate cursor parameter
  final cursorString = argResults?[cursorParameterName];

  if (cursorString == null) {
    throw UsageException(
      'The `$cursorParameterName` parameter is required.',
      '',
    );
  }

  final cursorValue = int.tryParse(cursorString);

  if (cursorValue == null) {
    throw UsageException(
      'The `$cursorParameterName` parameter must be a valid integer.',
      '',
    );
  }

  return {
    'inputName': inputName,
    'inputUuid': inputUuid,
    'cursorValue': cursorValue,
  };
}