diff --git a/controller/blog.go b/controller/blog.go
index f457d7d..1a5f971 100644
--- a/controller/blog.go
+++ b/controller/blog.go
@@ -17,6 +17,7 @@ import (
 type  DocTree struct{
 	ID int64 `json:"id"`
 	Label string `json:"label"`
+	Level int `json:"level"`
 	Children []*DocTree `json:"children"`
 }
 
@@ -44,6 +45,7 @@ func InitDocCache(){
 	for _,v := range articles{
 		tmp := new (DocTree)
 		tmp.ID  = v.ID
+		tmp.Level = int(v.Level)
 		tmp.Label = v.Title
 		tmp.Children =  make([]*DocTree,0)
 		gDocMapCache[int(v.ID)] = tmp
@@ -52,6 +54,7 @@ func InitDocCache(){
 		tmp := new (DocTree)
 		tmp.ID  = v.ID
 		tmp.Label = v.Title
+		tmp.Level = int(v.Level)
 		tmp.Children =  make([]*DocTree,0)
 		gDocMapCache[int(v.ID)] = tmp
 	}
@@ -487,6 +490,8 @@ func AddArticleTree(c *gin.Context) {
 		rsp.Msg = "title required"
 		return
 	}
+	log.Print(req.Level)
+
 	e := model.CreateDocTree(
 		model.DocTree{
 			Type:     int32(req.Type),