Service/Calc/Bonus/Z/Proc/Compress/Phase1.php
private function getCustomersMap()
    {
        /** @var \Praxigento\Downline\Repo\Data\Customer[] $customers */
        $customers = $this->daoCustDwnl->get();
        $result = $this->hlpTree->mapById($customers, ECustomer::A_CUSTOMER_REF);
        return $result;
    }
private function getCustomersMap()
    {
        /** @var \Praxigento\Downline\Repo\Data\Customer[] $customers */
        $customers = $this->daoCustDwnl->get();
        $result = $this->hlpTree->mapById($customers, ECustomer::A_CUSTOMER_REF);
        return $result;
    }
Actual customers downline mapped by customer ID.

@return \Praxigento\Downline\Repo\Data\Customer[]