"use strict";

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

var _classCallCheck2 = require("babel-runtime/helpers/classCallCheck");

var _classCallCheck3 = _interopRequireDefault(_classCallCheck2);

var _createClass2 = require("babel-runtime/helpers/createClass");

var _createClass3 = _interopRequireDefault(_createClass2);

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

var KnobStore = function () {
  function KnobStore() {
    (0, _classCallCheck3.default)(this, KnobStore);

    this.store = {};
    this.callbacks = [];
  }

  (0, _createClass3.default)(KnobStore, [{
    key: "has",
    value: function has(key) {
      return this.store[key] !== undefined;
    }
  }, {
    key: "set",
    value: function set(key, value) {
      this.store[key] = value;
      this.callbacks.forEach(function (cb) {
        return cb();
      });
    }
  }, {
    key: "get",
    value: function get(key) {
      return this.store[key];
    }
  }, {
    key: "getAll",
    value: function getAll() {
      return this.store;
    }
  }, {
    key: "reset",
    value: function reset() {
      this.store = {};
    }
  }, {
    key: "subscribe",
    value: function subscribe(cb) {
      this.callbacks.push(cb);
    }
  }, {
    key: "unsubscribe",
    value: function unsubscribe(cb) {
      var index = this.callbacks.indexOf(cb);
      this.callbacks.splice(index, 1);
    }
  }]);
  return KnobStore;
}();

exports.default = KnobStore;