fix: track model versions in model.onDidChangeContent (#5784)

Author: glowcloud

src/plugins/editor-monaco/monaco-contribution/index.js

@@ -26,23 +26,19 @@ const lazyMonacoContribution = ({ system }) => {
 
   // store current version ID of the model
   disposables.push(
-    monaco.editor.onDidCreateEditor((editor) => {
-      disposables.push(
-        monaco.editor.onDidCreateModel((model) => {
-          const versionId = model.getVersionId();
-          const alternativeVersionId = model.getAlternativeVersionId();
+    monaco.editor.onDidCreateModel((model) => {
+      const setModelVersions = () => {
+        const versionId = model.getVersionId();
+        const alternativeVersionId = model.getAlternativeVersionId();
 
-          editorActions.setModelVersionId(versionId, { alternativeVersionId });
-        })
-      );
+        editorActions.setModelVersionId(versionId, { alternativeVersionId });
+      };
 
-      disposables.push(
-        editor.onDidChangeModelContent(() => {
-          const model = editor.getModel();
-          const versionId = model.getVersionId();
-          const alternativeVersionId = model.getAlternativeVersionId();
+      setModelVersions();
 
-          editorActions.setModelVersionId(versionId, { alternativeVersionId });
+      disposables.push(
+        model.onDidChangeContent(() => {
+          setModelVersions();
         })
       );
     })