@gitlab/ui/dist/components/base/form/form_checkbox_tree/models/node.js

GitLab UI Components

import { CHECKED_STATE } from './constants';

function _classCallCheck(instance, Constructor) {
  if (!(instance instanceof Constructor)) {
    throw new TypeError("Cannot call a class as a function");
  }
}

function _defineProperties(target, props) {
  for (var i = 0; i < props.length; i++) {
    var descriptor = props[i];
    descriptor.enumerable = descriptor.enumerable || false;
    descriptor.configurable = true;
    if ("value" in descriptor) descriptor.writable = true;
    Object.defineProperty(target, descriptor.key, descriptor);
  }
}

function _createClass(Constructor, protoProps, staticProps) {
  if (protoProps) _defineProperties(Constructor.prototype, protoProps);
  if (staticProps) _defineProperties(Constructor, staticProps);
  return Constructor;
}

var Node = /*#__PURE__*/function () {
  function Node(_ref) {
    var value = _ref.value,
        label = _ref.label,
        _ref$parent = _ref.parent,
        parent = _ref$parent === void 0 ? null : _ref$parent,
        _ref$children = _ref.children,
        children = _ref$children === void 0 ? [] : _ref$children,
        depth = _ref.depth,
        isChecked = _ref.isChecked;

    _classCallCheck(this, Node);

    this.value = value;
    this.label = label;
    this.parent = parent;
    this.children = children;
    this.depth = depth;
    this.checkedState = isChecked ? CHECKED_STATE.CHECKED : CHECKED_STATE.UNCHECKED;
  }
  /**
   * Sets the node's checked state
   * @param {number} checkedState
   */


  _createClass(Node, [{
    key: "setCheckedState",
    value: function setCheckedState(checkedState) {
      this.checkedState = checkedState;
    }
  }, {
    key: "isChild",
    get: function get() {
      return this.parent !== null;
    }
  }, {
    key: "isParent",
    get: function get() {
      return this.children.length > 0;
    }
  }, {
    key: "isLeaf",
    get: function get() {
      return !this.isParent;
    }
  }, {
    key: "isUnchecked",
    get: function get() {
      return this.checkedState === CHECKED_STATE.UNCHECKED;
    }
  }, {
    key: "isIndeterminate",
    get: function get() {
      return this.checkedState === CHECKED_STATE.INDETERMINATE;
    }
  }, {
    key: "isChecked",
    get: function get() {
      return this.checkedState === CHECKED_STATE.CHECKED;
    }
  }, {
    key: "isCheckedOrIndeterminate",
    get: function get() {
      return this.isChecked || this.isIndeterminate;
    }
  }]);

  return Node;
}();

export { Node };