content: import _defineProperty from 'babel-runtime/helpers/defineProperty';
  import _extends from 'babel-runtime/helpers/extends';
  import _classCallCheck from 'babel-runtime/helpers/classCallCheck';
  import _createClass from 'babel-runtime/helpers/createClass';
  import _possibleConstructorReturn from 'babel-runtime/helpers/possibleConstructorReturn';
  import _inherits from 'babel-runtime/helpers/inherits';
  var __rest = this && this.__rest || function (s, e) {
      var t = {};
      for (var p in s) {
          if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0) t[p] = s[p];
      }if (s != null && typeof Object.getOwnPropertySymbols === "function") for (var i = 0, p = Object.getOwnPropertySymbols(s); i < p.length; i++) {
          if (e.indexOf(p[i]) < 0) t[p[i]] = s[p[i]];
      }return t;
  };
  // matchMedia polyfill for
  // https://github.com/WickyNilliams/enquire.js/issues/82
  if (typeof window !== 'undefined') {
      var matchMediaPolyfill = function matchMediaPolyfill(mediaQuery) {
          return {
              media: mediaQuery,
              matches: false,
              addListener: function addListener() {},
              removeListener: function removeListener() {}
          };
      };
      window.matchMedia = window.matchMedia || matchMediaPolyfill;
  }
  import React from 'react';
  import classNames from 'classnames';
  import omit from 'omit.js';
  import PropTypes from 'prop-types';
  import Icon from '../icon';
  var dimensionMap = {
      xs: '480px',
      sm: '768px',
      md: '992px',
      lg: '1200px',
      xl: '1600px'
  };
  
  var Sider = function (_React$Component) {
      _inherits(Sider, _React$Component);
  
      function Sider(props) {
          _classCallCheck(this, Sider);
  
          var _this = _possibleConstructorReturn(this, (Sider.__proto__ || Object.getPrototypeOf(Sider)).call(this, props));
  
          _this.responsiveHandler = function (mql) {
              _this.setState({ below: mql.matches });
              if (_this.state.collapsed !== mql.matches) {
                  _this.setCollapsed(mql.matches, 'responsive');
              }
          };
          _this.setCollapsed = function (collapsed, type) {
              if (!('collapsed' in _this.props)) {
                  _this.setState({
                      collapsed: collapsed
                  });
              }
              var onCollapse = _this.props.onCollapse;
  
              if (onCollapse) {
                  onCollapse(collapsed, type);
              }
          };
          _this.toggle = function () {
              var collapsed = !_this.state.collapsed;
              _this.setCollapsed(collapsed, 'clickTrigger');
          };
          _this.belowShowChange = function () {
              _this.setState({ belowShow: !_this.state.belowShow });
          };
          var matchMedia = void 0;
          if (typeof window !== 'undefined') {
              matchMedia = window.matchMedia;
          }
          if (matchMedia && props.breakpoint && props.breakpoint in dimensionMap) {
              _this.mql = matchMedia('(max-width: ' + dimensionMap[props.breakpoint] + ')');
          }
          var collapsed = void 0;
          if ('collapsed' in props) {
              collapsed = props.collapsed;
          } else {
              collapsed = props.defaultCollapsed;
          }
          _this.state = {
              collapsed: collapsed,
              below: false
          };
          return _this;
      }
  
      _createClass(Sider, [{
          key: 'getChildContext',
          value: function getChildContext() {
              return {
                  siderCollapsed: this.state.collapsed
              };
          }
      }, {
          key: 'componentWillReceiveProps',
          value: function componentWillReceiveProps(nextProps) {
              if ('collapsed' in nextProps) {
                  this.setState({
                      collapsed: nextProps.collapsed
                  });
              }
          }
      }, {
          key: 'componentDidMount',
          value: function componentDidMount() {
              if (this.mql) {
                  this.mql.addListener(this.responsiveHandler);
                  this.responsiveHandler(this.mql);
              }
          }
      }, {
          key: 'componentWillUnmount',
          value: function componentWillUnmount() {
              if (this.mql) {
                  this.mql.removeListener(this.responsiveHandler);
              }
          }
      }, {
          key: 'render',
          value: function render() {
              var _classNames;
  
              var _a = this.props,
                  prefixCls = _a.prefixCls,
                  className = _a.className,
                  collapsible = _a.collapsible,
                  reverseArrow = _a.reverseArrow,
                  trigger = _a.trigger,
                  style = _a.style,
                  width = _a.width,
                  collapsedWidth = _a.collapsedWidth,
                  others = __rest(_a, ["prefixCls", "className", "collapsible", "reverseArrow", "trigger", "style", "width", "collapsedWidth"]);
              var divProps = omit(others, ['collapsed', 'defaultCollapsed', 'onCollapse', 'breakpoint']);
              var siderWidth = this.state.collapsed ? collapsedWidth : width;
              // special trigger when collapsedWidth == 0
              var zeroWidthTrigger = collapsedWidth === 0 || collapsedWidth === '0' ? React.createElement(
                  'span',
                  { onClick: this.toggle, className: prefixCls + '-zero-width-trigger' },
                  React.createElement(Icon, { type: 'bars' })
              ) : null;
              var iconObj = {
                  'expanded': reverseArrow ? React.createElement(Icon, { type: 'right' }) : React.createElement(Icon, { type: 'left' }),
                  'collapsed': reverseArrow ? React.createElement(Icon, { type: 'left' }) : React.createElement(Icon, { type: 'right' })
              };
              var status = this.state.collapsed ? 'collapsed' : 'expanded';
              var defaultTrigger = iconObj[status];
              var triggerDom = trigger !== null ? zeroWidthTrigger || React.createElement(
                  'div',
                  { className: prefixCls + '-trigger', onClick: this.toggle, style: { width: siderWidth } },
                  trigger || defaultTrigger
              ) : null;
              var divStyle = _extends({}, style, { flex: '0 0 ' + siderWidth + 'px', maxWidth: siderWidth + 'px', minWidth: siderWidth + 'px', width: siderWidth + 'px' });
              var siderCls = classNames(className, prefixCls, (_classNames = {}, _defineProperty(_classNames, prefixCls + '-collapsed', !!this.state.collapsed), _defineProperty(_classNames, prefixCls + '-has-trigger', !!trigger), _defineProperty(_classNames, prefixCls + '-below', !!this.state.below), _defineProperty(_classNames, prefixCls + '-zero-width', siderWidth === 0 || siderWidth === '0'), _classNames));
              return React.createElement(
                  'div',
                  _extends({ className: siderCls }, divProps, { style: divStyle }),
                  React.createElement(
                      'div',
                      { className: prefixCls + '-children' },
                      this.props.children
                  ),
                  collapsible || this.state.below && zeroWidthTrigger ? triggerDom : null
              );
          }
      }]);
  
      return Sider;
  }(React.Component);
  
  export default Sider;
  
  Sider.__ANT_LAYOUT_SIDER = true;
  Sider.defaultProps = {
      prefixCls: 'ant-layout-sider',
      collapsible: false,
      defaultCollapsed: false,
      reverseArrow: false,
      width: 200,
      collapsedWidth: 64,
      style: {}
  };
  Sider.childContextTypes = {
      siderCollapsed: PropTypes.bool
  };