<?php

namespace Stemcell\Checkout\Model\Cart;

use Stemcell\Checkout\Api\Data\Quote\TotalsInterface;
use Stemcell\Checkout\Api\Data\Quote\TotalsItemInterface;

class Totals extends \Magento\Quote\Model\Cart\Totals implements TotalsInterface
{
    /**
     * Get totals by items
     *
     * @return TotalsItemInterface[]|null
     */
    public function getItems()
    {
        return $this->getData(self::KEY_ITEMS);
    }

    /**
     * Get totals by items
     *
     * @param TotalsItemInterface[] $items
     * @return $this
     */
    public function setItems(array $items = null)
    {
        return $this->setData(self::KEY_ITEMS, $items);
    }
}