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 _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 _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i] != null ? arguments[i] : {}; var ownKeys = Object.keys(source); if (typeof Object.getOwnPropertySymbols === 'function') { ownKeys = ownKeys.concat(Object.getOwnPropertySymbols(source).filter(function (sym) { return Object.getOwnPropertyDescriptor(source, sym).enumerable; })); } ownKeys.forEach(function (key) { _defineProperty(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 React from 'react';
import { STATE_CHANGE_TYPE } from './constants.js';

var defaultStateReducer = function defaultStateReducer(type, nextState) {
  return nextState;
};

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

  function StatefulSliderContainer(props) {
    var _this;

    _classCallCheck(this, StatefulSliderContainer);

    _this = _possibleConstructorReturn(this, _getPrototypeOf(StatefulSliderContainer).call(this, props));

    _defineProperty(_assertThisInitialized(_assertThisInitialized(_this)), "onChange", function (params) {
      _this.internalSetState(STATE_CHANGE_TYPE.change, params);

      return _this.props.onChange(_objectSpread({}, params));
    });

    _defineProperty(_assertThisInitialized(_assertThisInitialized(_this)), "internalSetState", function (type, _ref) {
      var value = _ref.value;
      var nextState = {
        value: value
      };
      var stateReducer = _this.props.stateReducer;
      var newState = stateReducer(type, nextState, _this.state);

      _this.setState(newState);
    });

    _this.state = {
      value: props.initialState && Array.isArray(props.initialState.value) ? props.initialState.value : [Math.round((props.max - props.min) / 2) + props.min]
    };
    return _this;
  }

  _createClass(StatefulSliderContainer, [{
    key: "render",
    value: function render() {
      var _this$props = this.props,
          children = _this$props.children,
          initialState = _this$props.initialState,
          stateReducer = _this$props.stateReducer,
          rest = _objectWithoutProperties(_this$props, ["children", "initialState", "stateReducer"]);

      return children(_objectSpread({}, rest, this.state, {
        onChange: this.onChange
      }));
    }
  }]);

  return StatefulSliderContainer;
}(React.Component);

_defineProperty(StatefulSliderContainer, "defaultProps", {
  stateReducer: defaultStateReducer,
  min: 0,
  max: 100,
  step: 1,
  onChange: function onChange() {}
});

export default StatefulSliderContainer;