AddProductAction - Step 2

AddProductAction.php

<?php
/** .... */
class AddProductAction
{
    /** .... */
    public function __invoke(Request $request)
    {
        $payload = json_decode($request->getContent(), true);

        $category = $this->productCategoryRepository->find($payload['category']);
        
        $product = (new Product())
            ->setName($payload['name'])
            ->setPrice($payload['price'])
            ->setCategory($category);

        $this->entityManager->persist($product);
        $this->entityManager->flush();

        return new Response('Product created');
    }
}