From 640f539e89cac29aa7c545673516422f4d38b36d Mon Sep 17 00:00:00 2001
From: Wilmer Arambula <terabytesoftw@gmail.com>
Date: Tue, 1 Jul 2025 07:26:23 -0400
Subject: [PATCH] fix: Correct `left`-`right` attribute shifting logic in
 `NestedSetsBehavior` class.

---
 src/NestedSetsBehavior.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/NestedSetsBehavior.php b/src/NestedSetsBehavior.php
index c2a6698..5f12921 100644
--- a/src/NestedSetsBehavior.php
+++ b/src/NestedSetsBehavior.php
@@ -1250,7 +1250,7 @@ protected function moveNode(ActiveRecord $node, int $value, int $depth): void
                 );
             }
 
-            $this->shiftLeftRightAttribute($rightValue + 1, -$delta);
+            $this->shiftLeftRightAttribute($rightValue, -$delta);
         } else {
             $leftAttribute = $db->quoteColumnName($this->leftAttribute);
             $rightAttribute = $db->quoteColumnName($this->rightAttribute);