'use strict';

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

var _extends2 = require('babel-runtime/helpers/extends');

var _extends3 = _interopRequireDefault(_extends2);

var _objectWithoutProperties2 = require('babel-runtime/helpers/objectWithoutProperties');

var _objectWithoutProperties3 = _interopRequireDefault(_objectWithoutProperties2);

var _getPrototypeOf = require('babel-runtime/core-js/object/get-prototype-of');

var _getPrototypeOf2 = _interopRequireDefault(_getPrototypeOf);

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

var _classCallCheck3 = _interopRequireDefault(_classCallCheck2);

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

var _createClass3 = _interopRequireDefault(_createClass2);

var _possibleConstructorReturn2 = require('babel-runtime/helpers/possibleConstructorReturn');

var _possibleConstructorReturn3 = _interopRequireDefault(_possibleConstructorReturn2);

var _inherits2 = require('babel-runtime/helpers/inherits');

var _inherits3 = _interopRequireDefault(_inherits2);

var _react = require('react');

var _react2 = _interopRequireDefault(_react);

var _Transition = require('react-transition-group/Transition');

var _Transition2 = _interopRequireDefault(_Transition);

var _transitions = require('../styles/transitions');

var _withTheme = require('../styles/withTheme');

var _withTheme2 = _interopRequireDefault(_withTheme);

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

var babelPluginFlowReactPropTypes_proptype_Element = require('react').babelPluginFlowReactPropTypes_proptype_Element || require('prop-types').any;
// @inheritedComponent Transition

var babelPluginFlowReactPropTypes_proptype_TransitionCallback = require('../internal/transition').babelPluginFlowReactPropTypes_proptype_TransitionCallback || require('prop-types').any;

var babelPluginFlowReactPropTypes_proptype_TransitionDuration = require('../internal/transition').babelPluginFlowReactPropTypes_proptype_TransitionDuration || require('prop-types').any;

var babelPluginFlowReactPropTypes_proptype_Props = {
  /**
   * @ignore
   */
  appear: require('prop-types').bool,

  /**
   * A single child content element.
   */
  children: typeof babelPluginFlowReactPropTypes_proptype_Element === 'function' ? babelPluginFlowReactPropTypes_proptype_Element.isRequired ? babelPluginFlowReactPropTypes_proptype_Element.isRequired : babelPluginFlowReactPropTypes_proptype_Element : require('prop-types').shape(babelPluginFlowReactPropTypes_proptype_Element).isRequired,

  /**
   * If `true`, the component will transition in.
   */
  in: require('prop-types').bool.isRequired,

  /**
   * @ignore
   */
  onEnter: typeof babelPluginFlowReactPropTypes_proptype_TransitionCallback === 'function' ? babelPluginFlowReactPropTypes_proptype_TransitionCallback : require('prop-types').shape(babelPluginFlowReactPropTypes_proptype_TransitionCallback),

  /**
   * @ignore
   */
  onEntering: typeof babelPluginFlowReactPropTypes_proptype_TransitionCallback === 'function' ? babelPluginFlowReactPropTypes_proptype_TransitionCallback : require('prop-types').shape(babelPluginFlowReactPropTypes_proptype_TransitionCallback),

  /**
   * @ignore
   */
  onExit: typeof babelPluginFlowReactPropTypes_proptype_TransitionCallback === 'function' ? babelPluginFlowReactPropTypes_proptype_TransitionCallback : require('prop-types').shape(babelPluginFlowReactPropTypes_proptype_TransitionCallback),

  /**
   * @ignore
   */
  theme: require('prop-types').object,

  /**
   * @ignore
   */
  style: require('prop-types').object,

  /**
   * The duration for the transition, in milliseconds.
   * You may specify a single timeout for all transitions, or individually with an object.
   */
  timeout: typeof babelPluginFlowReactPropTypes_proptype_TransitionDuration === 'function' ? babelPluginFlowReactPropTypes_proptype_TransitionDuration : require('prop-types').shape(babelPluginFlowReactPropTypes_proptype_TransitionDuration)
};


var reflow = function reflow(node) {
  return node.scrollTop;
};

/**
 * The Fade transition is used by the Modal component.
 * It's using [react-transition-group](https://github.com/reactjs/react-transition-group) internally.
 */

var Fade = function (_React$Component) {
  (0, _inherits3.default)(Fade, _React$Component);

  function Fade() {
    var _ref;

    var _temp, _this, _ret;

    (0, _classCallCheck3.default)(this, Fade);

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

    return _ret = (_temp = (_this = (0, _possibleConstructorReturn3.default)(this, (_ref = Fade.__proto__ || (0, _getPrototypeOf2.default)(Fade)).call.apply(_ref, [this].concat(args))), _this), _this.handleEnter = function (node) {
      node.style.opacity = '0';
      reflow(node);

      if (_this.props.onEnter) {
        _this.props.onEnter(node);
      }
    }, _this.handleEntering = function (node) {
      var _this$props = _this.props,
          theme = _this$props.theme,
          timeout = _this$props.timeout;

      node.style.transition = theme.transitions.create('opacity', {
        duration: typeof timeout === 'number' ? timeout : timeout.enter
      });
      // $FlowFixMe - https://github.com/facebook/flow/pull/5161
      node.style.webkitTransition = theme.transitions.create('opacity', {
        duration: typeof timeout === 'number' ? timeout : timeout.enter
      });
      node.style.opacity = '1';

      if (_this.props.onEntering) {
        _this.props.onEntering(node);
      }
    }, _this.handleExit = function (node) {
      var _this$props2 = _this.props,
          theme = _this$props2.theme,
          timeout = _this$props2.timeout;

      node.style.transition = theme.transitions.create('opacity', {
        duration: typeof timeout === 'number' ? timeout : timeout.exit
      });
      // $FlowFixMe - https://github.com/facebook/flow/pull/5161
      node.style.webkitTransition = theme.transitions.create('opacity', {
        duration: typeof timeout === 'number' ? timeout : timeout.exit
      });
      node.style.opacity = '0';

      if (_this.props.onExit) {
        _this.props.onExit(node);
      }
    }, _temp), (0, _possibleConstructorReturn3.default)(_this, _ret);
  }

  (0, _createClass3.default)(Fade, [{
    key: 'render',
    value: function render() {
      var _props = this.props,
          appear = _props.appear,
          children = _props.children,
          onEnter = _props.onEnter,
          onEntering = _props.onEntering,
          onExit = _props.onExit,
          styleProp = _props.style,
          theme = _props.theme,
          other = (0, _objectWithoutProperties3.default)(_props, ['appear', 'children', 'onEnter', 'onEntering', 'onExit', 'style', 'theme']);


      var style = (0, _extends3.default)({}, styleProp);

      // For server side rendering.
      if (!this.props.in || appear) {
        style.opacity = '0';
      }

      return _react2.default.createElement(
        _Transition2.default,
        (0, _extends3.default)({
          appear: appear,
          style: style,
          onEnter: this.handleEnter,
          onEntering: this.handleEntering,
          onExit: this.handleExit
        }, other),
        children
      );
    }
  }]);
  return Fade;
}(_react2.default.Component);

Fade.defaultProps = {
  appear: true,
  timeout: {
    enter: _transitions.duration.enteringScreen,
    exit: _transitions.duration.leavingScreen
  }
};
exports.default = (0, _withTheme2.default)()(Fade);