create set endpoint

backend/app/Controllers/SetController.php

@@ -3,15 +3,23 @@
 namespace App\Controllers;
 
 use App\Element\ElementRepository;
+use App\Exceptions\BadRequestException;
 use App\Set\Set as DomainSet;
 use App\Set\SetRepository;
+use App\Set\UseCases\CreateSetWithRoot\CreateSetWithRoot;
+use App\Set\UseCases\CreateSetWithRoot\CreateSetWithRootRequest;
+use App\Shared\Files\Filesystem;
 use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+use Illuminate\Http\UploadedFile;
 
 class SetController
 {
     public function __construct(
         private SetRepository $setRepository,
         private ElementRepository $elementRepository,
+        private CreateSetWithRoot $createSetWithRoot,
+        private Filesystem $filesystem,
     ) {
     }
 
@@ -27,6 +35,32 @@ class SetController
         ], 200);
     }
 
+    public function create(Request $request): JsonResponse
+    {
+        $iconImage = $this->uploadedFileInput($request, 'iconImage');
+
+        try {
+            $set = $this->createSetWithRoot->execute(
+                new CreateSetWithRootRequest(
+                    name: $this->stringInput($request, 'name'),
+                    description: $this->stringInput($request, 'description'),
+                    iconImageContents: $iconImage['contents'],
+                    iconImageOriginalName: $iconImage['originalName'],
+                    iconImageMimeType: $iconImage['mimeType'],
+                    iconImageSizeBytes: $iconImage['sizeBytes'],
+                )
+            );
+        } catch (BadRequestException $exception) {
+            return new JsonResponse([
+                'error' => $exception->getMessage(),
+            ], 400);
+        }
+
+        return new JsonResponse([
+            'set' => $this->buildSetPayload($set),
+        ], 201);
+    }
+
     /**
      * @return array{
      *     id: int,
@@ -44,8 +78,77 @@ class SetController
             'id' => $set->getId(),
             'name' => $set->getName(),
             'description' => $set->getDescription(),
-            'iconImageUrl' => $set->getIconImageUrl(),
+            'iconImageUrl' => $this->storageUrl(
+                $set->getIconImageUrl(),
+                'set-icons/',
+            ),
             'rootElementId' => $rootElement?->getId(),
         ];
     }
+
+    private function stringInput(Request $request, string $key): ?string
+    {
+        if (! $request->exists($key)) {
+            return null;
+        }
+
+        $value = $request->input($key);
+        if ($value === null) {
+            return '';
+        }
+
+        if (! is_string($value)) {
+            return null;
+        }
+
+        return $value;
+    }
+
+    /**
+     * @return array{
+     *     contents: string|null,
+     *     originalName: string|null,
+     *     mimeType: string|null,
+     *     sizeBytes: int|null
+     * }
+     */
+    private function uploadedFileInput(Request $request, string $key): array
+    {
+        $emptyFileInput = [
+            'contents' => null,
+            'originalName' => null,
+            'mimeType' => null,
+            'sizeBytes' => null,
+        ];
+
+        if (! $request->hasFile($key)) {
+            return $emptyFileInput;
+        }
+
+        $file = $request->file($key);
+        if (! $file instanceof UploadedFile) {
+            return $emptyFileInput;
+        }
+
+        $realPath = $file->getRealPath();
+        if ($realPath === false) {
+            return $emptyFileInput;
+        }
+
+        return [
+            'contents' => (string) file_get_contents($realPath),
+            'originalName' => $file->getClientOriginalName(),
+            'mimeType' => (string) $file->getMimeType(),
+            'sizeBytes' => (int) $file->getSize(),
+        ];
+    }
+
+    private function storageUrl(string $path, string $folderPrefix): string
+    {
+        if (str_starts_with($path, $folderPrefix)) {
+            return $this->filesystem->url($path);
+        }
+
+        return $path;
+    }
 }