react-minimalist-portal/lib/portal.js

A minimalist portal for react

'use strict';

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

var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

var _react = require('react');

var _propTypes = require('prop-types');

var _propTypes2 = _interopRequireDefault(_propTypes);

var _reactDom = require('react-dom');

var _reactDom2 = _interopRequireDefault(_reactDom);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: 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) : subClass.__proto__ = superClass; }

var useCreatePortal = typeof _reactDom2.default.createPortal === 'function';
var isBrowser = typeof window !== 'undefined';

var Portal = function (_Component) {
  _inherits(Portal, _Component);

  function Portal() {
    _classCallCheck(this, Portal);

    return _possibleConstructorReturn(this, (Portal.__proto__ || Object.getPrototypeOf(Portal)).apply(this, arguments));
  }

  _createClass(Portal, [{
    key: 'componentWillMount',
    value: function componentWillMount() {
      if (isBrowser) {
        if (!this.props.container) {
          this.container = document.createElement('div');
          document.body.appendChild(this.container);
        } else {
          this.container = this.props.container;
        }
        this.renderLayer();
      }
    }
  }, {
    key: 'componentDidUpdate',
    value: function componentDidUpdate() {
      this.renderLayer();
    }
  }, {
    key: 'componentWillUnmount',
    value: function componentWillUnmount() {
      if (!useCreatePortal) {
        _reactDom2.default.unmountComponentAtNode(this.container);
      }
      if (!this.props.container) {
        document.body.removeChild(this.container);
      }
    }
  }, {
    key: 'renderLayer',
    value: function renderLayer() {
      if (!useCreatePortal) {
        _reactDom2.default.unstable_renderSubtreeIntoContainer(this, this.props.children, this.container);
      }
    }
  }, {
    key: 'render',
    value: function render() {
      if (useCreatePortal) {
        return _reactDom2.default.createPortal(this.props.children, this.container);
      }
      return null;
    }
  }]);

  return Portal;
}(_react.Component);

Portal.propTypes = {
  children: _propTypes2.default.node, // eslint-disable-line
  container: _propTypes2.default.object // eslint-disable-line
};

exports.default = Portal;