'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});

var _castArray2 = require('lodash/castArray');

var _castArray3 = _interopRequireDefault(_castArray2);

var _each2 = require('lodash/each');

var _each3 = _interopRequireDefault(_each2);

exports.default = config;

var _MapCache = require('./MapCache');

var _MapCache2 = _interopRequireDefault(_MapCache);

var _ModuleCache = require('./ModuleCache');

var _ModuleCache2 = _interopRequireDefault(_ModuleCache);

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

var defaultIds = ['lodash', 'lodash-es', 'lodash-compat'];

var oldCwd = void 0;
var ids = [];
var modules = new _MapCache2.default();

/*----------------------------------------------------------------------------*/

function config() {
  var _ref = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
      _ref$cwd = _ref.cwd,
      cwd = _ref$cwd === undefined ? process.cwd() : _ref$cwd,
      _ref$id = _ref.id,
      id = _ref$id === undefined ? defaultIds : _ref$id;

  if (oldCwd !== cwd) {
    oldCwd = cwd;
    modules.clear();
  }
  (0, _each3.default)((0, _castArray3.default)(id), function (id) {
    if (!modules.get(id)) {
      var moduleRoot = _ModuleCache2.default.resolve(id, cwd);
      if (moduleRoot) {
        ids.push(id);
        modules.set(id, new _ModuleCache2.default(moduleRoot));
      }
    }
  });
  return { ids, modules };
};
module.exports = exports['default'];