'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.noop = noop;
exports.getKeyFromChildrenIndex = getKeyFromChildrenIndex;
exports.loopMenuItem = loopMenuItem;
exports.loopMenuItemRecusively = loopMenuItemRecusively;

var _react = require('react');

var _react2 = _interopRequireDefault(_react);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; }

function noop() {}

function getKeyFromChildrenIndex(child, menuEventKey, index) {
  var prefix = menuEventKey || '';
  return child.key || prefix + 'item_' + index;
}

function loopMenuItem(children, cb) {
  var index = -1;
  _react2['default'].Children.forEach(children, function (c) {
    index++;
    if (c && c.type && c.type.isMenuItemGroup) {
      _react2['default'].Children.forEach(c.props.children, function (c2) {
        index++;
        cb(c2, index);
      });
    } else {
      cb(c, index);
    }
  });
}

function loopMenuItemRecusively(children, keys, ret) {
  if (!children || ret.find) {
    return;
  }
  _react2['default'].Children.forEach(children, function (c) {
    if (ret.find) {
      return;
    }
    if (c) {
      var construt = c.type;
      if (!construt || !(construt.isSubMenu || construt.isMenuItem || construt.isMenuItemGroup)) {
        return;
      }
      if (keys.indexOf(c.key) !== -1) {
        ret.find = true;
      } else if (c.props.children) {
        loopMenuItemRecusively(c.props.children, keys, ret);
      }
    }
  });
}