From 568f5ec6efa233950bb25e2632ff8699d9c0acf6 Mon Sep 17 00:00:00 2001
From: Liang Ding <d@b3log.org>
Date: Tue, 18 Oct 2022 11:34:08 +0800
Subject: [PATCH] =?UTF-8?q?:art:=20=E5=8A=A0=E8=BD=BD=E6=96=87=E6=A1=A3?=
 =?UTF-8?q?=E6=97=B6=E5=A6=82=E6=9E=9C=E5=8F=91=E7=8E=B0=E7=88=B6=E6=96=87?=
 =?UTF-8?q?=E6=A1=A3=20.sy=20=E6=96=87=E4=BB=B6=E7=BC=BA=E5=A4=B1=E5=88=99?=
 =?UTF-8?q?=E8=87=AA=E5=8A=A8=E9=87=8D=E5=BB=BA=20Fix=20https://github.com?=
 =?UTF-8?q?/siyuan-note/siyuan/issues/6252?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 kernel/filesys/tree.go  | 26 ++++++++++++++++++--------
 kernel/treenode/tree.go |  1 +
 2 files changed, 19 insertions(+), 8 deletions(-)

diff --git a/kernel/filesys/tree.go b/kernel/filesys/tree.go
index 7372a9f43..7afec220d 100644
--- a/kernel/filesys/tree.go
+++ b/kernel/filesys/tree.go
@@ -64,23 +64,33 @@ func LoadTree(boxID, p string, luteEngine *lute.Lute) (ret *parse.Tree, err erro
 	hPathBuilder := bytes.Buffer{}
 	hPathBuilder.WriteString("/")
 	for i, _ := range parts {
-		var parentPath string
+		var parentAbsPath string
 		if 0 < i {
-			parentPath = strings.Join(parts[:i+1], "/")
+			parentAbsPath = strings.Join(parts[:i+1], "/")
 		} else {
-			parentPath = parts[0]
+			parentAbsPath = parts[0]
 		}
-		parentPath += ".sy"
-		parentPath = filepath.Join(util.DataDir, boxID, parentPath)
-		parentData, readErr := filelock.ReadFile(parentPath)
+		parentAbsPath += ".sy"
+		parentPath := parentAbsPath
+		parentAbsPath = filepath.Join(util.DataDir, boxID, parentAbsPath)
+		parentData, readErr := filelock.ReadFile(parentAbsPath)
 		if nil != readErr {
-			logging.LogWarnf("read parent tree data [%s] failed: %s", parentPath, readErr)
+			if os.IsNotExist(readErr) {
+				parentTree := treenode.NewTree(boxID, parentPath, hPathBuilder.String()+"Untitled", "Untitled")
+				if writeErr := WriteTree(parentTree); nil != writeErr {
+					logging.LogErrorf("rebuild parent tree [%s] failed: %s", parentAbsPath, writeErr)
+				} else {
+					logging.LogInfof("rebuilt parent tree [%s]", parentAbsPath)
+				}
+			} else {
+				logging.LogWarnf("read parent tree data [%s] failed: %s", parentAbsPath, readErr)
+			}
 			hPathBuilder.WriteString("Untitled/")
 			continue
 		}
 		parentTree, parseErr := parse.ParseJSONWithoutFix(parentData, luteEngine.ParseOptions)
 		if nil != parseErr {
-			logging.LogWarnf("parse parent tree [%s] failed: %s", parentPath, parseErr)
+			logging.LogWarnf("parse parent tree [%s] failed: %s", parentAbsPath, parseErr)
 			hPathBuilder.WriteString("Untitled/")
 			continue
 		}
diff --git a/kernel/treenode/tree.go b/kernel/treenode/tree.go
index 22f9ba950..85d79fa0c 100644
--- a/kernel/treenode/tree.go
+++ b/kernel/treenode/tree.go
@@ -76,6 +76,7 @@ func NewTree(boxID, p, hp, title string) *parse.Tree {
 	ret.Box = boxID
 	ret.Path = p
 	ret.HPath = hp
+	ret.Root.Spec = "1"
 	newPara := &ast.Node{Type: ast.NodeParagraph, ID: ast.NewNodeID()}
 	newPara.SetIALAttr("id", newPara.ID)
 	newPara.SetIALAttr("updated", util.TimeFromID(newPara.ID))