delete image if exist

src/controllers/AdminProductController.php

@@ -186,7 +186,10 @@ class AdminProductController extends Controller
     public function deleteImage($id)
     {
         $gallery = Gallery::find($id);
-        unlink(public_path().$gallery->path);
+        if (file_exists(public_path().$gallery->path)) {
+            unlink(public_path().$gallery->path);
+        }
+        
         $gallery->delete();
 
         return redirect()
@@ -198,7 +201,10 @@ class AdminProductController extends Controller
     public function deleteCover($id)
     {
         $product = Product::find($id);
-        unlink(public_path().'/storage/'.$product->cover);
+        if (file_exists(public_path().'/storage/'.$product->cover)) {
+            unlink(public_path().'/storage/'.$product->cover);
+        }
+        
         $product->cover = null;
         $product->save();