Using Specifications in our Services might be the best example to illustrate how to use Factories within our Services.
Consider the following Service example. Given a request from the outside world, we want to build a feed based on the latest Posts added to the system:
namespace Application\Service;use Domain\Model\Post;use Domain\Model\PostRepository;class LatestPostsFeedService { private $postRepository; public function __construct(PostRepository $postRepository) { $this->postRepository = $postRepository; } /** * @param LatestPostsFeedRequest $request */ public function execute($request) { $posts = $this->postRepository->latestPosts($request->since); return array_map(function(Post $post) { return [ 'id' => $post->id()->id(), ...
