PriceFactory.php

См. документацию.

<?php
 
namespace Bitrix\Catalog\v2\Price;
 
use Bitrix\Catalog\v2\IoC\ContainerContract;

class PriceFactory
{
    public const SIMPLE_PRICE = SimplePrice::class;
    public const QUANTITY_DEPENDENT_PRICE = QuantityDependentPrice::class;
    public const PRICE_COLLECTION = PriceCollection::class;
 
    protected $container;

    public function __construct(ContainerContract $container)
    {
        $this->container = $container;
    }

    public function createEntity(): BasePrice
    {
        // $price = $this->container->make(self::QUANTITY_DEPENDENT_PRICE);
        return $this->container->make(self::SIMPLE_PRICE);
    }

    public function createCollection(): PriceCollection
    {
        return $this->container->make(self::PRICE_COLLECTION);
    }
}