+
+export const getAllNodes = <Value>(pickerId: string, filter = (node: TreeNode<Value>) => true) => (state: TreePicker) =>
+ pipe(
+ () => values(getProjectsTreePickerIds(pickerId)),
+
+ ids => ids
+ .map(id => getTreePicker<Value>(id)(state)),
+
+ trees => trees
+ .map(getNodeDescendants(''))
+ .reduce((allNodes, nodes) => allNodes.concat(nodes), []),
+
+ allNodes => allNodes
+ .reduce((map, node) =>
+ filter(node)
+ ? map.set(node.id, node)
+ : map, new Map<string, TreeNode<Value>>())
+ .values(),
+
+ uniqueNodes => Array.from(uniqueNodes),
+ )();
+export const getSelectedNodes = <Value>(pickerId: string) => (state: TreePicker) =>
+ getAllNodes<Value>(pickerId, node => node.selected)(state);
+