Initial Commit

app/Http/Controllers/StoryController.php

@@ -69,4 +69,33 @@ class StoryController extends Controller
         Story::where('id', $id)->update(['viewed_at' => now()]);
         return response()->json(['ok' => true]);
     }
+
+    /**
+     * Fetch a single story item by its own id, regardless of whether it's
+     * still active — used for opening a story someone shared in a DM long
+     * after it expired from the live tray.
+     */
+    public function showItem(string $id): JsonResponse
+    {
+        $item = Story::find($id);
+
+        if (! $item) {
+            return response()->json(['message' => 'Story not found.'], 404);
+        }
+
+        return response()->json([
+            'username' => $item->username,
+            'profile_pic_url' => $item->profile_pic_url,
+            'start_index' => 0,
+            'items' => [[
+                'id' => $item->id,
+                'code' => $item->code,
+                'is_video' => $item->is_video,
+                'image_url' => $item->image_url,
+                'video_url' => $item->video_url,
+                'accessibility_caption' => $item->accessibility_caption,
+                'taken_at' => $item->taken_at,
+            ]],
+        ]);
+    }
 }

app/Http/Controllers/ThreadController.php

@@ -4,10 +4,25 @@ namespace App\Http\Controllers;
 
 use App\Models\DirectMessage;
 use App\Models\DirectThread;
+use App\Models\Story;
 use Illuminate\Http\JsonResponse;
 
 class ThreadController extends Controller
 {
+    /**
+     * Instagram's own story permalinks embed both the poster's username and
+     * the story item's numeric pk: instagram.com/stories/{username}/{pk}.
+     * That pk is the same id our story scraper stores.
+     */
+    private function parseStorySharePk(?string $url): ?array
+    {
+        if (! $url || ! preg_match('#/stories/([^/?]+)/(\d+)#', $url, $matches)) {
+            return null;
+        }
+
+        return ['username' => $matches[1], 'item_id' => $matches[2]];
+    }
+
     public function index(): JsonResponse
     {
         $threads = DirectThread::query()
@@ -40,10 +55,23 @@ class ThreadController extends Controller
     {
         $thread = DirectThread::findOrFail($threadId);
 
-        $messages = $thread->messages()
-            ->orderBy('timestamp')
-            ->get()
-            ->map(fn (DirectMessage $message) => [
+        $messages = $thread->messages()->orderBy('timestamp')->get();
+
+        // Batch-check which story shares actually still exist in our local
+        // `stories` table, so we only need one query for the whole thread
+        // rather than one per message.
+        $storyPks = $messages
+            ->map(fn (DirectMessage $m) => $this->parseStorySharePk($m->shared_url)['item_id'] ?? null)
+            ->filter()
+            ->unique()
+            ->values();
+
+        $existingStoryIds = Story::whereIn('id', $storyPks)->pluck('id')->all();
+
+        $messages = $messages->map(function (DirectMessage $message) use ($existingStoryIds) {
+            $storyShare = $this->parseStorySharePk($message->shared_url);
+
+            return [
                 'id' => $message->id,
                 'user_id' => $message->user_id,
                 'username' => $message->username,
@@ -55,10 +83,17 @@ class ThreadController extends Controller
                 'shared_preview_image' => $message->shared_preview_image,
                 'shared_title' => $message->shared_title,
                 'shared_caption' => $message->shared_caption,
+                'attachments' => $message->attachments,
                 'reactions' => $message->reactions,
                 'replied_to_id' => $message->replied_to_id,
                 'replied_to_text' => $message->replied_to_text,
-            ]);
+                'story_share' => $storyShare ? [
+                    'username' => $storyShare['username'],
+                    'item_id' => $storyShare['item_id'],
+                    'exists_locally' => in_array($storyShare['item_id'], $existingStoryIds, true),
+                ] : null,
+            ];
+        });
 
         return response()->json([
             'thread_id' => $thread->thread_id,