Filter::getAvailableFields

public function getAvailableFields(): array
{
	$fields = [
		'ID',
		'TITLE',
		'STATUS',
		'PROBLEM',
		'PARAMS',
		'PRIORITY',
		'MARK',
		'ALLOW_TIME_TRACKING',
		'DEADLINE',
		'CREATED_DATE',
		'CLOSED_DATE',
		'DATE_START',
		'START_DATE_PLAN',
		'END_DATE_PLAN',
		'RESPONSIBLE_ID',
		'CREATED_BY',
		'ACCOMPLICE',
		'AUDITOR',
		'TAG',
		'ACTIVE',
		'ROLEID',
		'COMMENT',
		'ACTIVITY_DATE',
	];

	if ((int)$this->getGroupId() === 0)
	{
		$fields[] = 'GROUP_ID';
	}

	return $fields;
}