SignDocument::getOpenDocumentAction

private function getOpenDocumentAction(): ?Layout\Action
{
	if (!\Bitrix\Crm\Activity\Provider\SignDocument::isActive())
	{
		return null;
	}

	$signDocument = $this->getSignDocument();
	if (!$signDocument)
	{
		return null;
	}

	return
		(new Layout\Action\JsEvent($this->getType() . ':Open'))
			->addActionParamInt('documentId', $signDocument->getId())
	;
}