IncomingManager::importSection

private function importSection(
	Section $section,
	string  $vendorId,
	string $vendorVersion = null,
	bool $isPrimary = false
): SectionConnection
{
	$sectionFactory = new SectionConnectionFactory();
	$link = $sectionFactory->getSectionConnection([
		'filter' => [
			'CONNECTION_ID' => $this->connection->getId(),
			'VENDOR_SECTION_ID' => $vendorId,
		],
		'connectionObject' => $this->connection,
	]);
	if (!$link)
	{
		$fields = [
			'NAME' => $section->getName(),
			'ACTIVE' => 'Y',
			'DESCRIPTION' => $section->getDescription() ?? '',
			'COLOR' => $section->getColor() ?? '',
			'CAL_TYPE' => $this->connection->getOwner()
				? $this->connection->getOwner()->getType()
				: CoreRoleUser::TYPE
			,
			'OWNER_ID' => $this->connection->getOwner()
				? $this->connection->getOwner()->getId()
				: null
			,
			'CREATED_BY' => $this->connection->getOwner()->getId(),
			'DATE_CREATE' => new DateTime(),
			'TIMESTAMP_X' => new DateTime(),
			'EXTERNAL_TYPE' => $this->connection->getVendor()->getCode(),
		];
		if ($sectionId = CCalendar::SaveSection([
			'arFields' => $fields,
			'originalFrom' => $this->connection->getVendor()->getCode(),

		]))
		{
			$section = $this->mapperFactory->getSection()->resetCacheById($sectionId)->getById($sectionId);

			$protoLink = (new SectionConnection())
				->setSection($section)
				->setConnection($this->connection)
				->setVendorSectionId($vendorId)
				->setVersionId($vendorVersion)
				->setPrimary($isPrimary)
				;
			$link = $this->mapperFactory->getSectionConnection()->create($protoLink);
		}
		else
		{
			throw new SystemException("Can't create Bitrix Calendar Section", 500, __FILE__, __LINE__ );
		}
	}

	if ($link)
	{
		$this->subscribeSection($link);
	}

	return $link;
}