Chat::deleteChat

static function deleteChat(array $params = [])
{
	if (!\Bitrix\Main\Loader::includeModule('im'))
	{
		return;
	}

	$entityTypeName = isset($params['ENTITY_TYPE']) ? $params['ENTITY_TYPE'] : '';
	if($entityTypeName === '')
	{
		$entityTypeID = isset($params['ENTITY_TYPE_ID']) ? (int)$params['ENTITY_TYPE_ID'] : 0;
		if($entityTypeID > 0)
		{
			$entityTypeName = \CCrmOwnerType::ResolveName($entityTypeID);
		}
	}

	$entityId = isset($params['ENTITY_ID']) ? (int)$params['ENTITY_ID'] : 0;
	if($entityTypeName !== '' && $entityId > 0)
	{
		\CIMChat::DeleteEntityChat(self::CHAT_ENTITY_TYPE, $entityTypeName.'|'.$entityId);
	}
}