text: 'use strict';
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  
  var _react = require('react');
  
  var _react2 = _interopRequireDefault(_react);
  
  var _propTypes = require('prop-types');
  
  var _propTypes2 = _interopRequireDefault(_propTypes);
  
  var _reactDom = require('react-dom');
  
  var _reactDom2 = _interopRequireDefault(_reactDom);
  
  var _classnames3 = require('classnames');
  
  var _classnames4 = _interopRequireDefault(_classnames3);
  
  function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
  
  function _defaults(obj, defaults) { var keys = Object.getOwnPropertyNames(defaults); for (var i = 0; i < keys.length; i++) { var key = keys[i]; var value = Object.getOwnPropertyDescriptor(defaults, key); if (value && value.configurable && obj[key] === undefined) { Object.defineProperty(obj, key, value); } } return obj; }
  
  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; }
  
  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
  
  function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }
  
  function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : _defaults(subClass, superClass); } /* eslint jsx-a11y/no-noninteractive-element-to-interactive-role: 0 */
  
  
  var scrollTo = function scrollTo(element, to, duration) {
    var requestAnimationFrame = window.requestAnimationFrame || function requestAnimationFrameTimeout() {
      return setTimeout(arguments[0], 10); // eslint-disable-line
    };
    // jump to target if duration zero
    if (duration <= 0) {
      element.scrollTop = to;
      return;
    }
    var difference = to - element.scrollTop;
    var perTick = difference / duration * 10;
  
    requestAnimationFrame(function () {
      element.scrollTop += perTick;
      if (element.scrollTop === to) return;
      scrollTo(element, to, duration - 10);
    });
  };
  
  var Select = function (_Component) {
    _inherits(Select, _Component);
  
    function Select() {
      var _temp, _this, _ret;
  
      _classCallCheck(this, Select);
  
      for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {
        args[_key] = arguments[_key];
      }
  
      return _ret = (_temp = (_this = _possibleConstructorReturn(this, _Component.call.apply(_Component, [this].concat(args))), _this), _this.state = {
        active: false
      }, _this.onSelect = function (value) {
        var _this$props = _this.props,
            onSelect = _this$props.onSelect,
            type = _this$props.type;
  
        onSelect(type, value);
      }, _this.handleMouseEnter = function (e) {
        var onMouseEnter = _this.props.onMouseEnter;
  
        _this.setState({ active: true });
        onMouseEnter(e);
      }, _this.handleMouseLeave = function () {
        _this.setState({ active: false });
      }, _this.saveList = function (node) {
        _this.list = node;
      }, _temp), _possibleConstructorReturn(_this, _ret);
    }
  
    Select.prototype.componentDidMount = function componentDidMount() {
      // jump to selected option
      this.scrollToSelected(0);
    };
  
    Select.prototype.componentDidUpdate = function componentDidUpdate(prevProps) {
      var selectedIndex = this.props.selectedIndex;
      // smooth scroll to selected option
  
      if (prevProps.selectedIndex !== selectedIndex) {
        this.scrollToSelected(120);
      }
    };
  
    Select.prototype.getOptions = function getOptions() {
      var _this2 = this;
  
      var _props = this.props,
          options = _props.options,
          selectedIndex = _props.selectedIndex,
          prefixCls = _props.prefixCls;
  
      return options.map(function (item, index) {
        var _classnames;
  
        var cls = (0, _classnames4["default"])((_classnames = {}, _defineProperty(_classnames, prefixCls + '-select-option-selected', selectedIndex === index), _defineProperty(_classnames, prefixCls + '-select-option-disabled', item.disabled), _classnames));
        var onClick = item.disabled ? undefined : function () {
          _this2.onSelect(item.value);
        };
        return _react2["default"].createElement(
          'li',
          { role: 'button', onClick: onClick, className: cls, key: index, disabled: item.disabled },
          item.value
        );
      });
    };
  
    Select.prototype.scrollToSelected = function scrollToSelected(duration) {
      // move to selected item
      var selectedIndex = this.props.selectedIndex;
  
      var select = _reactDom2["default"].findDOMNode(this);
      var list = _reactDom2["default"].findDOMNode(this.list);
      if (!list) {
        return;
      }
      var index = selectedIndex;
      if (index < 0) {
        index = 0;
      }
      var topOption = list.children[index];
      var to = topOption.offsetTop;
      scrollTo(select, to, duration);
    };
  
    Select.prototype.render = function render() {
      var _props2 = this.props,
          prefixCls = _props2.prefixCls,
          options = _props2.options;
      var active = this.state.active;
  
      if (options.length === 0) {
        return null;
      }
      var cls = (0, _classnames4["default"])(prefixCls + '-select', _defineProperty({}, prefixCls + '-select-active', active));
      return _react2["default"].createElement(
        'div',
        {
          className: cls,
          onMouseEnter: this.handleMouseEnter,
          onMouseLeave: this.handleMouseLeave
        },
        _react2["default"].createElement(
          'ul',
          { ref: this.saveList },
          this.getOptions()
        )
      );
    };
  
    return Select;
  }(_react.Component);
  
  Select.propTypes = {
    prefixCls: _propTypes2["default"].string,
    options: _propTypes2["default"].array,
    selectedIndex: _propTypes2["default"].number,
    type: _propTypes2["default"].string,
    onSelect: _propTypes2["default"].func,
    onMouseEnter: _propTypes2["default"].func
  };
  exports["default"] = Select;
  module.exports = exports['default'];