<?php

namespace Stemcell\Sales\Block\Order\Email;

class Items extends \Magento\Sales\Block\Order\Email\Items
{
    public function getPrice(\Magento\Sales\Model\Order\Item $item): string
    {
//        $discountPercent = $item->getData('customer_discount_percent')*1.0;
        $price = $item->getPrice();
//        $price = $discountPercent? $price*((100-$discountPercent)/100):$price;
        return number_format($price, 2);
    }

    public function getRowTotal(\Magento\Sales\Model\Order\Item $item): string
    {
        $discountPercent = $item->getData('customer_discount_percent')*1.0;
        $rowTotal = $item->getRowTotal();
        $rowTotal = $discountPercent? $rowTotal*((100-$discountPercent)/100):$rowTotal;

        return number_format($rowTotal, 2);
    }
}