function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }

function _extends() { _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; }; return _extends.apply(this, arguments); }

function _objectWithoutProperties(source, excluded) { if (source == null) return {}; var target = _objectWithoutPropertiesLoose(source, excluded); var key, i; if (Object.getOwnPropertySymbols) { var sourceSymbolKeys = Object.getOwnPropertySymbols(source); for (i = 0; i < sourceSymbolKeys.length; i++) { key = sourceSymbolKeys[i]; if (excluded.indexOf(key) >= 0) continue; if (!Object.prototype.propertyIsEnumerable.call(source, key)) continue; target[key] = source[key]; } } return target; }

function _objectWithoutPropertiesLoose(source, excluded) { if (source == null) return {}; var target = {}; var sourceKeys = Object.keys(source); var key, i; for (i = 0; i < sourceKeys.length; i++) { key = sourceKeys[i]; if (excluded.indexOf(key) >= 0) continue; target[key] = source[key]; } return target; }

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; }

function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }

function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }

function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }

function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }

function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

/*
Copyright (c) 2018 Uber Technologies, Inc.

This source code is licensed under the MIT license found in the
LICENSE file in the root directory of this source tree.
*/
import * as React from 'react';
import Tabs from './tabs.js';
import { STATE_CHANGE_TYPE } from './constants.js';

var StatefulTabs =
/*#__PURE__*/
function (_React$Component) {
  _inherits(StatefulTabs, _React$Component);

  function StatefulTabs() {
    var _getPrototypeOf2;

    var _this;

    _classCallCheck(this, StatefulTabs);

    for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
      args[_key] = arguments[_key];
    }

    _this = _possibleConstructorReturn(this, (_getPrototypeOf2 = _getPrototypeOf(StatefulTabs)).call.apply(_getPrototypeOf2, [this].concat(args)));

    _defineProperty(_assertThisInitialized(_assertThisInitialized(_this)), "state", {
      activeKey: _this.getInitialKey()
    });

    _defineProperty(_assertThisInitialized(_assertThisInitialized(_this)), "onTabChange", function (newState) {
      _this.internalSetState(STATE_CHANGE_TYPE.change, newState);
    });

    return _this;
  }

  _createClass(StatefulTabs, [{
    key: "internalSetState",
    value: function internalSetState(type, changes) {
      var _this$props = this.props,
          stateReducer = _this$props.stateReducer,
          onChange = _this$props.onChange;
      var newState = stateReducer(type, changes, this.state);
      this.setState(newState);
      typeof onChange === 'function' && onChange(newState);
    }
  }, {
    key: "getInitialKey",
    value: function getInitialKey() {
      var _this$props2 = this.props,
          initialState = _this$props2.initialState,
          children = _this$props2.children;

      if (initialState && initialState.activeKey) {
        return initialState.activeKey;
      } else {
        return React.Children.map(children, function (child, index) {
          return child.key || String(index);
        })[0];
      }
    }
  }, {
    key: "render",
    value: function render() {
      var _this$props3 = this.props,
          initialState = _this$props3.initialState,
          stateReducer = _this$props3.stateReducer,
          restProps = _objectWithoutProperties(_this$props3, ["initialState", "stateReducer"]);

      return React.createElement(Tabs, _extends({}, restProps, {
        activeKey: this.state.activeKey,
        onChange: this.onTabChange
      }));
    }
  }]);

  return StatefulTabs;
}(React.Component);

_defineProperty(StatefulTabs, "defaultProps", {
  disabled: false,
  onChange: function onChange() {},
  overrides: {},
  stateReducer: function stateReducer(type, newState) {
    return newState;
  }
});

export { StatefulTabs as default };