From eca318c4ff2f601ede22b0a281bb0faef6073923 Mon Sep 17 00:00:00 2001
From: Daniel <845765@qq.com>
Date: Fri, 12 Sep 2025 19:48:51 +0800
Subject: [PATCH] :art: https://github.com/siyuan-note/siyuan/issues/15833
 point 2

Signed-off-by: Daniel <845765@qq.com>
---
 kernel/model/block.go | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/kernel/model/block.go b/kernel/model/block.go
index ed78bb87a..4e35284e7 100644
--- a/kernel/model/block.go
+++ b/kernel/model/block.go
@@ -234,6 +234,22 @@ func GetBlockSiblingID(id string) (parent, previous, next string) {
 				next = flb.ID
 			}
 		}
+
+		if "" == previous && "" == next && nil != current {
+			parent = current.ID
+			if nil != current.Previous {
+				previous = current.Previous.ID
+				if flb := treenode.FirstChildBlock(current.Previous); nil != flb {
+					previous = flb.ID
+				}
+			}
+			if nil != current.Next {
+				next = current.Next.ID
+				if flb := treenode.FirstChildBlock(current.Next); nil != flb {
+					next = flb.ID
+				}
+			}
+		}
 		return
 	}