virtualized-tree/lib/selectors/getFlattenedTree.js

Forked version of react-virtualized-tree React component to specifically fit my needs. No one but me should be using this project

"use strict";

exports.__esModule = true;

var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };

var isNodeExpanded = function isNodeExpanded(node) {
  return node.state && node.state.expanded;
};
var nodeHasChildren = function nodeHasChildren(node) {
  return node.children && node.children.length;
};

var getFlattenedTree = exports.getFlattenedTree = function getFlattenedTree(nodes) {
  var parents = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : [];
  return nodes.reduce(function (flattenedTree, node) {
    var deepness = parents.length;
    var nodeWithHelpers = _extends({}, node, { deepness: deepness, parents: parents });

    if (!nodeHasChildren(node) || !isNodeExpanded(node)) {
      return [].concat(flattenedTree, [nodeWithHelpers]);
    }

    return [].concat(flattenedTree, [nodeWithHelpers], getFlattenedTree(node.children, [].concat(parents, [node.id])));
  }, []);
};