var svgEditorExtension_xdomain_messaging = (function () {
  'use strict';

  var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) {
    return typeof obj;
  } : function (obj) {
    return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
  };

  var toConsumableArray = function (arr) {
    if (Array.isArray(arr)) {
      for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) arr2[i] = arr[i];

      return arr2;
    } else {
      return Array.from(arr);
    }
  };

  /**
  * Should not be needed for same domain control (just call via child frame),
  *  but an API common for cross-domain and same domain use can be found
  *  in embedapi.js with a demo at embedapi.html
  */
  var extXdomainMessaging = {
    name: 'xdomain-messaging',
    init: function init() {
      var svgEditor = this;
      var svgCanvas = svgEditor.canvas;
      try {
        window.addEventListener('message', function (e) {
          // We accept and post strings for the sake of IE9 support
          if (!e.data || !['string', 'object'].includes(_typeof(e.data)) || e.data.charAt() === '|') {
            return;
          }
          var data = _typeof(e.data) === 'object' ? e.data : JSON.parse(e.data);
          if (!data || (typeof data === 'undefined' ? 'undefined' : _typeof(data)) !== 'object' || data.namespace !== 'svgCanvas') {
            return;
          }
          // The default is not to allow any origins, including even the same domain or
          //  if run on a `file:///` URL. See `svgedit-config-es.js` for an example of how
          //  to configure
          var allowedOrigins = svgEditor.curConfig.allowedOrigins;

          if (!allowedOrigins.includes('*') && !allowedOrigins.includes(e.origin)) {
            console.log('Origin ' + e.origin + ' not whitelisted for posting to ' + window.origin);
            return;
          }
          var cbid = data.id;
          var name = data.name,
              args = data.args;

          var message = {
            namespace: 'svg-edit',
            id: cbid
          };
          try {
            // Now that we know the origin is trusted, we perform otherwise
            //   unsafe arbitrary canvas method execution
            message.result = svgCanvas[name].apply(svgCanvas, toConsumableArray(args)); // lgtm [js/remote-property-injection]
          } catch (err) {
            message.error = err.message;
          }
          e.source.postMessage(JSON.stringify(message), '*');
        }, false);
      } catch (err) {
        console.log('Error with xdomain message listener: ' + err);
      }
    }
  };

  return extXdomainMessaging;

}());