PB-170: TinyMCE Performance is very poor with multiple instances on Stage

Author: davemacaulay

app/code/Magento/PageBuilder/view/adminhtml/web/js/utils/editor.js

@@ -10,7 +10,6 @@ import "Magento_PageBuilder/js/resource/jquery/ui/jquery.ui.touch-punch";
 import _ from "underscore";
 import "./binding/sortable";
 import Collection from "./collection";
-import Config from "./config";
 import ContentTypeCollectionInterface from "./content-type-collection.types";
 import {ContentTypeRemovedParamsInterface} from "./content-type/content-type-events.types";
 import DataStore from "./data-store";

app/code/Magento/PageBuilder/view/adminhtml/web/ts/js/stage.ts

@@ -1,4 +1,10 @@
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+
 import $ from "jquery";
+import $t from "mage/translate";
 import mageUtils from "mageUtils";
 import {Editor} from "tinymce";
 import Config from "../config";
@@ -83,7 +89,7 @@ function convertVariablesToHtmlPreview(content: string) {
         } else {
             // If we're unable to find the placeholder we need to attach an error class
             placeholder.addClass("magento-placeholder-error");
-            placeholder.text((variableType === "custom" ? path : "Not Found"));
+            placeholder.text((variableType === "custom" ? path : $t("Not Found")));
         }
 
         return placeholder[0].outerHTML;