Update

app/Observers/MemeMediaObserver.php

@@ -0,0 +1,68 @@
+<?php
+
+namespace App\Observers;
+
+use App\Helpers\FirstParty\ImageHash\ImageHashService;
+use App\Models\MemeMedia;
+
+class MemeMediaObserver
+{
+    private ImageHashService $imageHashService;
+
+    public function __construct(ImageHashService $imageHashService)
+    {
+        $this->imageHashService = $imageHashService;
+    }
+
+    /**
+     * Handle the MemeMedia "created" event.
+     */
+    public function created(MemeMedia $memeMedia): void
+    {
+        $this->generateHashIfNeeded($memeMedia);
+    }
+
+    /**
+     * Handle the MemeMedia "updated" event.
+     */
+    public function updated(MemeMedia $memeMedia): void
+    {
+        if ($memeMedia->wasChanged('webp_url')) {
+            $this->generateHashIfNeeded($memeMedia);
+        }
+    }
+
+    private function generateHashIfNeeded(MemeMedia $memeMedia): void
+    {
+        if ($memeMedia->webp_url && ! $memeMedia->image_hash) {
+            $hash = $this->imageHashService->generateHashFromUrl($memeMedia->webp_url);
+            if ($hash) {
+                $memeMedia->updateQuietly(['image_hash' => $hash]);
+            }
+        }
+    }
+
+    /**
+     * Handle the MemeMedia "deleted" event.
+     */
+    public function deleted(MemeMedia $memeMedia): void
+    {
+        //
+    }
+
+    /**
+     * Handle the MemeMedia "restored" event.
+     */
+    public function restored(MemeMedia $memeMedia): void
+    {
+        //
+    }
+
+    /**
+     * Handle the MemeMedia "force deleted" event.
+     */
+    public function forceDeleted(MemeMedia $memeMedia): void
+    {
+        //
+    }
+}