first upload all files

Modules/Menu/Services/MenuItemOrdener.php

@@ -0,0 +1,43 @@
+<?php
+
+namespace Modules\Menu\Services;
+
+use Modules\Menu\Entities\MenuItem;
+
+class MenuItemOrdener
+{
+    /**
+     * Order the menu items.
+     *
+     * @param array $rootItem
+     * @return void
+     */
+    public function order(array $rootItem)
+    {
+        $this->orderChildren($rootItem['id'], $rootItem['children']);
+    }
+
+    /**
+     * Order child menu items recursively.
+     *
+     * @param int $parentId
+     * @param array $childItems
+     * @return void
+     */
+    private function orderChildren($parentId, array $childItems)
+    {
+        foreach ($childItems as $position => $childItem) {
+            $menuItem = MenuItem::find($childItem['id']);
+
+            if (is_null($menuItem)) {
+                continue;
+            }
+
+            $menuItem->update(['parent_id' => $parentId, 'position' => $position]);
+
+            if (isset($childItem['children'])) {
+                $this->orderChildren($childItem['id'], $childItem['children']);
+            }
+        }
+    }
+}