refactor: Move post generation to SocialMediaService

backend/app/Ai/Agents/ContentWriterAgent.php

@@ -74,4 +74,3 @@ public function tools(): iterable
         return [];
     }
 }
-

backend/app/Ai/Agents/CreativeDirectorAgent.php

@@ -22,9 +22,9 @@ class CreativeDirectorAgent implements Agent, Conversational, HasTools
      */
     public function instructions(): Stringable|string
     {
-        return "You are a creative director. Read the following social media post and " .
-            "write a single, vivid, descriptive image prompt (max 30 words) for an " .
-            "AI image generator. The scene must be visually compelling and directly " .
+        return 'You are a creative director. Read the following social media post and '.
+            'write a single, vivid, descriptive image prompt (max 30 words) for an '.
+            'AI image generator. The scene must be visually compelling and directly '.
             "relevant to the post's topic. Return ONLY the image prompt — nothing else.";
     }
 

backend/app/Data/SocialMediaPostResponseDto.php

@@ -0,0 +1,11 @@
+<?php
+
+namespace App\Data;
+
+class SocialMediaPostResponseDto
+{
+    public function __construct(
+        public string $post,
+        public string $image,
+    ) {}
+}

backend/app/Http/Controllers/SocialMediaPostController.php

@@ -2,9 +2,8 @@
 
 namespace App\Http\Controllers;
 
-use App\Ai\Agents\CreativeDirectorAgent;
-use App\Ai\Agents\ContentWriterAgent;
 use App\Http\Requests\SocialMediaPostRequest;
+use App\Services\SocialMediaService;
 use Illuminate\Http\JsonResponse;
 
 class SocialMediaPostController extends Controller
@@ -14,18 +13,13 @@ class SocialMediaPostController extends Controller
      */
     public function generate(
         SocialMediaPostRequest $request,
-        ContentWriterAgent $socialMediaAgent,
-        CreativeDirectorAgent $creativeDirectorAgent
+        SocialMediaService $socialMediaService,
     ): JsonResponse {
-        $socialMediaResponse = $socialMediaAgent->prompt($request->input('prompt'));
-        $postText = $socialMediaResponse->text;
-
-        $imagePromptResponse = $creativeDirectorAgent->prompt($postText);
-        $imagePrompt = $imagePromptResponse->text;
-
+        $prompt = $request->input('prompt');
+        $response = $socialMediaService->generatePostWithImage($prompt);
         return response()->json([
-            'post' => $postText,
-            'image_prompt' => $imagePrompt,
+            'post' => $response->post,
+            'image_prompt' => $response->image,
         ]);
     }
 }

backend/app/Services/SocialMediaService.php

@@ -0,0 +1,26 @@
+<?php
+
+namespace App\Services;
+
+use App\Ai\Agents\ContentWriterAgent;
+use App\Ai\Agents\CreativeDirectorAgent;
+use App\Data\SocialMediaPostResponseDto;
+
+class SocialMediaService
+{
+    public function __construct(
+        private readonly ContentWriterAgent $contentWriterAgent,
+        private readonly CreativeDirectorAgent $creativeDirectorAgent,
+    ) {}
+
+    public function generatePostWithImage(string $prompt): SocialMediaPostResponseDto
+    {
+        $socialMediaResponse = $this->contentWriterAgent->prompt($prompt);
+        $postText = $socialMediaResponse->text;
+
+        $imagePromptResponse = $this->creativeDirectorAgent->prompt($postText);
+        $imagePrompt = $imagePromptResponse->text;
+
+        return new SocialMediaPostResponseDto($postText, $imagePrompt);
+    }
+}