added attchments

app/Http/Controllers/PostController.php

@@ -2,6 +2,7 @@
 
 namespace App\Http\Controllers;
 
+use App\Actions\BbcodeFormatter;
 use App\Models\Post;
 use App\Models\Thread;
 use Illuminate\Http\JsonResponse;
@@ -16,6 +17,8 @@ class PostController extends Controller
             'user' => fn ($query) => $query
                 ->withCount(['posts', 'threads', 'thanksGiven', 'thanksReceived'])
                 ->with(['rank', 'roles']),
+            'attachments.extension',
+            'attachments.group',
         ]);
 
         $threadParam = $request->query('thread');
@@ -54,6 +57,8 @@ class PostController extends Controller
             'user' => fn ($query) => $query
                 ->withCount(['posts', 'threads', 'thanksGiven', 'thanksReceived'])
                 ->with(['rank', 'roles']),
+            'attachments.extension',
+            'attachments.group',
         ]);
 
         return response()->json($this->serializePost($post), 201);
@@ -87,9 +92,12 @@ class PostController extends Controller
 
     private function serializePost(Post $post): array
     {
+        $attachments = $post->relationLoaded('attachments') ? $post->attachments : collect();
+        $bodyHtml = $this->renderBody($post->body, $attachments);
         return [
             'id' => $post->id,
             'body' => $post->body,
+            'body_html' => $bodyHtml,
             'thread' => "/api/threads/{$post->thread_id}",
             'user_id' => $post->user_id,
             'user_name' => $post->user?->name,
@@ -111,9 +119,69 @@ class PostController extends Controller
             'user_group_color' => $this->resolveGroupColor($post->user),
             'created_at' => $post->created_at?->toIso8601String(),
             'updated_at' => $post->updated_at?->toIso8601String(),
+            'attachments' => $post->relationLoaded('attachments')
+                ? $attachments
+                    ->map(fn ($attachment) => [
+                        'id' => $attachment->id,
+                        'group' => $attachment->group ? [
+                            'id' => $attachment->group->id,
+                            'name' => $attachment->group->name,
+                        ] : null,
+                        'original_name' => $attachment->original_name,
+                        'extension' => $attachment->extension,
+                        'mime_type' => $attachment->mime_type,
+                        'size_bytes' => $attachment->size_bytes,
+                        'download_url' => "/api/attachments/{$attachment->id}/download",
+                        'created_at' => $attachment->created_at?->toIso8601String(),
+                    ])
+                    ->values()
+                : [],
         ];
     }
 
+    private function renderBody(string $body, $attachments): string
+    {
+        $replaced = $this->replaceAttachmentTags($body, $attachments);
+        return BbcodeFormatter::format($replaced);
+    }
+
+    private function replaceAttachmentTags(string $body, $attachments): string
+    {
+        if (!$attachments || count($attachments) === 0) {
+            return $body;
+        }
+
+        $map = [];
+        foreach ($attachments as $attachment) {
+            $name = strtolower($attachment->original_name ?? '');
+            if ($name !== '') {
+                $map[$name] = [
+                    'url' => "/api/attachments/{$attachment->id}/download",
+                    'mime' => $attachment->mime_type ?? '',
+                ];
+            }
+        }
+
+        if (!$map) {
+            return $body;
+        }
+
+        return preg_replace_callback('/\\[attachment\\](.+?)\\[\\/attachment\\]/i', function ($matches) use ($map) {
+            $rawName = trim($matches[1]);
+            $key = strtolower($rawName);
+            if (!array_key_exists($key, $map)) {
+                return $matches[0];
+            }
+            $entry = $map[$key];
+            $url = $entry['url'];
+            $mime = $entry['mime'] ?? '';
+            if (str_starts_with($mime, 'image/')) {
+                return "[img]{$url}[/img]";
+            }
+            return "[url={$url}]{$rawName}[/url]";
+        }, $body) ?? $body;
+    }
+
     private function resolveGroupColor(?\App\Models\User $user): ?string
     {
         if (!$user) {