From 49fb0470ab70a89c8a1104278be96c3322cd250d Mon Sep 17 00:00:00 2001
From: "Lucas.Xu" <lucas.xu@appflowy.io>
Date: Mon, 26 Sep 2022 16:54:13 +0800
Subject: [PATCH] fix: should not notify the parent node when the subtype is
 not changed

---
 .../packages/appflowy_editor/lib/src/document/node.dart     | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/frontend/app_flowy/packages/appflowy_editor/lib/src/document/node.dart b/frontend/app_flowy/packages/appflowy_editor/lib/src/document/node.dart
index 81e87399b1..63e6525754 100644
--- a/frontend/app_flowy/packages/appflowy_editor/lib/src/document/node.dart
+++ b/frontend/app_flowy/packages/appflowy_editor/lib/src/document/node.dart
@@ -93,12 +93,14 @@ class Node extends ChangeNotifier with LinkedListEntry<Node> {
   }
 
   void updateAttributes(Attributes attributes) {
-    bool shouldNotifyParent = _attributes['subtype'] != attributes['subtype'];
-
+    final oldAttributes = {..._attributes};
     _attributes = composeAttributes(_attributes, attributes) ?? {};
+
     // Notifies the new attributes
     // if attributes contains 'subtype', should notify parent to rebuild node
     // else, just notify current node.
+    bool shouldNotifyParent =
+        _attributes['subtype'] != oldAttributes['subtype'];
     shouldNotifyParent ? parent?.notifyListeners() : notifyListeners();
   }