public function create() : ProductInterface
{
$product = new Product();
$product->setCategories($this->createEmptyCollection());
$product->setProductPhotos($this->createEmptyCollection());
$product->setDistinctions($this->createEmptyCollection());
$product->setVariants($this->createEmptyCollection());
$product->setShops($this->createEmptyCollection());
$product->setEnabled(true);
$product->setSellPrice(new DiscountablePrice());
$product->setDimension(new Dimension());
$product->setBuyPrice(new Price());
$product->setBuyPriceTax(null);
$product->setSellPriceTax(null);
$product->setUnit(null);
$product->setHierarchy(0);
return $product;
}