X-Git-Url: https://git.arvados.org/arvados-workbench2.git/blobdiff_plain/a0e9ecd6a913a6465b500f642412daf1e1a6420b..e7af5ee5ca402f7c637586831d611e5648cbc5b9:/src/models/tree.ts

diff --git a/src/models/tree.ts b/src/models/tree.ts
index cce27b12..61360110 100644
--- a/src/models/tree.ts
+++ b/src/models/tree.ts
@@ -86,7 +86,7 @@ export const getNodeDescendantsIds = (id: string, limit = Infinity) => <T>(tree:
     const node = getNode(id)(tree);
     const children = node ? node.children :
         id === TREE_ROOT_ID
-            ? getRootNodeChildren(tree)
+            ? getRootNodeChildrenIds(tree)
             : [];
 
     return children
@@ -139,7 +139,30 @@ export const toggleNodeSelection = (id: string) => <T>(tree: Tree<T>) => {
 
 };
 
-export const initTreeNode = <T>(data: Pick<TreeNode<T>, 'id' | 'value'> & {parent?: string}): TreeNode<T> => ({
+export const selectNode = (id: string) => <T>(tree: Tree<T>) => {
+    const node = getNode(id)(tree);
+    return node && node.selected
+        ? tree
+        : toggleNodeSelection(id)(tree);
+};
+
+export const selectNodes = (id: string | string[]) => <T>(tree: Tree<T>) => {
+    const ids = typeof id === 'string' ? [id] : id;
+    return ids.reduce((tree, id) => selectNode(id)(tree), tree);
+};
+export const deselectNode = (id: string) => <T>(tree: Tree<T>) => {
+    const node = getNode(id)(tree);
+    return node && node.selected
+        ? toggleNodeSelection(id)(tree)
+        : tree;
+};
+
+export const deselectNodes = (id: string | string[]) => <T>(tree: Tree<T>) => {
+    const ids = typeof id === 'string' ? [id] : id;
+    return ids.reduce((tree, id) => deselectNode(id)(tree), tree);
+};
+
+export const initTreeNode = <T>(data: Pick<TreeNode<T>, 'id' | 'value'> & { parent?: string }): TreeNode<T> => ({
     children: [],
     active: false,
     selected: false,
@@ -184,11 +207,12 @@ const toggleParentNodeSelection = (id: string) => <T>(tree: Tree<T>) => {
 const mapNodeValue = <T, R>(mapFn: (value: T) => R) => (node: TreeNode<T>): TreeNode<R> =>
     ({ ...node, value: mapFn(node.value) });
 
-const getRootNodeChildren = <T>(tree: Tree<T>) =>
+const getRootNodeChildrenIds = <T>(tree: Tree<T>) =>
     Object
         .keys(tree)
         .filter(id => getNode(id)(tree)!.parent === TREE_ROOT_ID);
 
+
 const addChild = (parentId: string, childId: string) => <T>(tree: Tree<T>): Tree<T> => {
     const node = getNode(parentId)(tree);
     if (node) {