Flattened the sidebar tree

src-web/components/core/tree/common.ts

@@ -2,10 +2,11 @@ import type { DragMoveEvent } from '@dnd-kit/core';
 import { jotaiStore } from '../../../lib/jotai';
 import { selectedIdsFamily } from './atoms';
 
-export interface TreeNode<T extends { id: string }> {
+export interface TreeNode<T extends { id: string } > {
   children?: TreeNode<T>[];
   item: T;
   parent: TreeNode<T> | null;
+  depth: number;
 }
 
 export interface SelectableTreeNode<T extends { id: string }> {
@@ -41,9 +42,10 @@ export function equalSubtree<T extends { id: string }>(
 }
 
 export function hasAncestor<T extends { id: string }>(node: TreeNode<T>, ancestorId: string) {
-  // Check parents recursively
   if (node.parent == null) return false;
   if (node.parent.item.id === ancestorId) return true;
+
+  // Check parents recursively
   return hasAncestor(node.parent, ancestorId);
 }