From 3e05c736c1fb1bfb7935ea2f682fa990092c69ac Mon Sep 17 00:00:00 2001
From: sohrabafard <sohrab.a.fard@gmail.com>
Date: Mon, 29 Apr 2019 13:27:09 +0430
Subject: [PATCH] Add Callback For Create method

```
public static function create(array $attributes = [], self $parent = null, callable $callbackForEachChild = null)
{
   ....
}
```
---
 src/NodeTrait.php | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/NodeTrait.php b/src/NodeTrait.php
index 167c001..313a144 100644
--- a/src/NodeTrait.php
+++ b/src/NodeTrait.php
@@ -749,8 +749,9 @@ public function newCollection(array $models = array())
      * Use `children` key on `$attributes` to create child nodes.
      *
      * @param self $parent
+     * @param  callable  $callback
      */
-    public static function create(array $attributes = [], self $parent = null)
+    public static function create(array $attributes = [], self $parent = null, callable $callbackForEachChild = null)
     {
         $children = array_pull($attributes, 'children');
 
@@ -766,9 +767,12 @@ public static function create(array $attributes = [], self $parent = null)
         $relation = new EloquentCollection;
 
         foreach ((array)$children as $child) {
-            $relation->add($child = static::create($child, $instance));
+            $relation->add($child = static::create($child, $instance, $callbackForEachChild));
 
             $child->setRelation('parent', $instance);
+            
+            if(isset($callback))
+                call_user_func($callbackForEachChild, $child);
         }
 
         $instance->refreshNode();