enh: create subfolder

Co-Authored-By: Colin Chen <1207878+silenceroom@users.noreply.github.com>

backend/open_webui/models/folders.py

@@ -71,6 +71,7 @@ class FolderForm(BaseModel):
     name: str
     data: Optional[dict] = None
     meta: Optional[dict] = None
+    parent_id: Optional[str] = None
     model_config = ConfigDict(extra="allow")
 
 

backend/open_webui/routers/folders.py

@@ -119,7 +119,7 @@ def create_folder(
     db: Session = Depends(get_session),
 ):
     folder = Folders.get_folder_by_parent_id_and_user_id_and_name(
-        None, user.id, form_data.name, db=db
+        form_data.parent_id, user.id, form_data.name, db=db
     )
 
     if folder:
@@ -129,7 +129,7 @@ def create_folder(
         )
 
     try:
-        folder = Folders.insert_new_folder(user.id, form_data, db=db)
+        folder = Folders.insert_new_folder(user.id, form_data, form_data.parent_id, db=db)
         return folder
     except Exception as e:
         log.exception(e)
@@ -317,7 +317,7 @@ async def delete_folder_by_id(
         folder = folders.pop()
         if folder:
             try:
-                folder_ids = Folders.delete_folder_by_id_and_user_id(id, user.id, db=db)
+                folder_ids = Folders.delete_folder_by_id_and_user_id(folder.id, user.id, db=db)
 
                 for folder_id in folder_ids:
                     if delete_contents: