Merge pull request #10 from dikopylov/fix-negative-offsets

fix negative offset
efureev · Sep 16, 2021 · 4ecb960 · 4ecb960
2 parents 78120b2 + 9c18d12
commit 4ecb960
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/src/Fixing.php b/src/Fixing.php
@@ -68,7 +68,7 @@ protected function fixNodes(array &$dictionary, ?Model $parent = null)
     {
         $parentId    = $parent ? $parent->getKey() : null;
         $parentLevel = $parent ? $parent->levelValue() : 0;
-        $cut         = $parent ? $parent->leftOffset() + 1 : 1;
+        $cut         = $parent ? abs($parent->leftOffset()) + 1 : 1;
 
         $updated = [];
         $moved   = 0;
@@ -84,8 +84,8 @@ protected function fixNodes(array &$dictionary, ?Model $parent = null)
             $cut = self::reorderNodes($dictionary, $updated, $parentId, $cut, $parentLevel);
         }
 
-        if ($parent && ($grown = $cut - $parent->rightOffset()) !== 0) {
-            $moved = $parent->newScopedQuery()->makeGap($parent->rightOffset() + 1, $grown);
+        if ($parent && ($grown = $cut - abs($parent->rightOffset())) !== 0) {
+            $moved = $parent->newScopedQuery()->makeGap(abs($parent->rightOffset()) + 1, $grown);
 
             $updated[] = $parent->setAttribute($parent->rightAttribute()->name(), $cut);
         }