tinternet.net/src/Factory/Blog/PostFactory.php

<?php

namespace App\Factory\Blog;

use App\Entity\Blog\Post;
use App\Entity\User;

/**
 * class PostFactory.
 *
 * @author Simon Vieille <simon@deblan.fr>
 */
class PostFactory
{
    public function create(?User $author = null): Post
    {
        $entity = new Post();

        $entity
            ->setAuthor($author)
            ->setStatus(0)
        ;

        return $entity;
    }
}