CIMChat::GetCrmChatId

static function GetCrmChatId($code)
{
	if (!CModule::IncludeModule('crm'))
		return false;

	[$entityType, $entityId] = explode('|', $code);

	global $USER;

	$chatId = BitrixCrmIntegrationImChat::joinChat(Array(
		'ENTITY_TYPE' => $entityType,
		'ENTITY_ID' => $entityId,
		'USER_ID' => $USER->GetId()
	));

	return $chatId;
}