gruby refaktor otyły panie

src/Application/Actions/BlogApiPostAction.php

@@ -0,0 +1,36 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Application\Actions;
+
+use Psr\Http\Message\ResponseInterface as Response;
+use Psr\Http\Message\ServerRequestInterface as Request;
+use App\Application\Services\BlogProvider;
+
+class BlogApiPostAction
+{
+    private BlogProvider $blogProvider;
+
+    public function __construct(BlogProvider $blogProvider)
+    {
+        $this->blogProvider = $blogProvider;
+    }
+
+    public function __invoke(Request $request, Response $response, array $args): Response
+    {
+        $stub = $args['stub'];
+
+        $article = $this->blogProvider->getByStub($stub);
+
+        if (!$article) {
+            $payload = json_encode(['error' => 'Blog post not found']);
+            $response->getBody()->write($payload);
+            return $response->withStatus(404)->withHeader('Content-Type', 'application/json');
+        }
+
+        $payload = json_encode($article);
+        $response->getBody()->write($payload);
+        return $response->withHeader('Content-Type', 'application/json');
+    }
+}