wip: extend model, admin crud

src/Controller/Traits/SortingControllerTrait.php

@@ -0,0 +1,18 @@
+<?php
+
+namespace App\Controller\Traits;
+
+use App\Entity\Groups\SortableEntityInterface;
+
+trait SortingControllerTrait
+{
+    private function applySorting(iterable $collection, array $sortingMap): void
+    {
+        foreach ($collection as $entity) {
+            /** @var SortableEntityInterface $entity */
+            if (isset($sortingMap[$entity->getId()])) {
+                $entity->setSorting((int) $sortingMap[$entity->getId()]);
+            }
+        }
+    }
+}