First attempt to make the edition works in the WysiwygComposer

src/components/views/rooms/wysiwyg_composer/utils/isContentModified.ts

@@ -0,0 +1,30 @@
+/*
+Copyright 2022 The Matrix.org Foundation C.I.C.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+import { IContent } from "matrix-js-sdk/src/matrix";
+
+import EditorStateTransfer from "../../../../../utils/EditorStateTransfer";
+
+export function isContentModified(newContent: IContent, editorStateTransfer: EditorStateTransfer): boolean {
+    // if nothing has changed then bail
+    const oldContent = editorStateTransfer.getEvent().getContent();
+    if (oldContent["msgtype"] === newContent["msgtype"] && oldContent["body"] === newContent["body"] &&
+        oldContent["format"] === newContent["format"] &&
+        oldContent["formatted_body"] === newContent["formatted_body"]) {
+        return false;
+    }
+    return true;
+}