Workgroup::getScrumRole

private function getScrumRole(EO_UserToGroup $member): string
{
	if (
		$member->get('USER_ID') === $member->get('GROUP')->get('SCRUM_MASTER_ID')
		&& $member->get('ROLE') !== UserToGroupTable::ROLE_OWNER
	)
	{
		return 'M';
	}

	return $member->get('ROLE');
}