X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/45db37b6e6c4060b8445b98f8b9264c6ecaa985b..23199ed951991534b1c582dce5b609f758f50a68:/src/models/tree.ts

diff --git a/src/models/tree.ts b/src/models/tree.ts
index 8b71692b1c..60a95342ee 100644
--- a/src/models/tree.ts
+++ b/src/models/tree.ts
@@ -27,7 +27,8 @@ export enum TreeNodeStatus {
 export enum TreePickerId {
     PROJECTS = 'Projects',
     SHARED_WITH_ME = 'Shared with me',
-    FAVORITES = 'Favorites'
+    FAVORITES = 'Favorites',
+    PUBLIC_FAVORITES = 'Public Favorites'
 }
 
 export const createTree = <T>(): Tree<T> => ({});
@@ -98,6 +99,9 @@ export const getNodeDescendants = (id: string, limit = Infinity) => <T>(tree: Tr
 export const countNodes = <T>(tree: Tree<T>) =>
     getNodeDescendantsIds('')(tree).length;
 
+export const countChildren = (id: string) => <T>(tree: Tree<T>) =>
+    getNodeChildren('')(tree).length;
+
 export const getNodeDescendantsIds = (id: string, limit = Infinity) => <T>(tree: Tree<T>): string[] => {
     const node = getNode(id)(tree);
     const children = node ? node.children :