_sort example

use Shopware\Core\Framework\Log\Package;

#[Package('buyers-experience')] abstract class AbstractPriceSorter implements FilterSorterInterface
{
    public function sort(DiscountPackageCollection $packages): DiscountPackageCollection
    {
        foreach ($packages as $package) {
            /** @var array<LineItemQuantity> $metaItems */
            $metaItems = $package->getMetaData()->getElements();

            $metaItems = $this->_sort($metaItems, $package);

            $package->setMetaItems(new LineItemQuantityCollection($metaItems));
        }

        return $packages;
    }

    /** * @param array<string, LineItemQuantity[]> $map * * @return array<string, LineItemQuantity[]> */