feat: expand advanced widget experiences

packages/widgets/src/notebook/display.ts

@@ -0,0 +1,13 @@
+interface NotebookDisplayInput {
+  height: number;
+  isAdvanced: boolean;
+  isEditing: boolean;
+  isSaving: boolean;
+  showToolbar: boolean;
+}
+
+export const getNotebookDisplay = ({ height, isAdvanced, isEditing, isSaving, showToolbar }: NotebookDisplayInput) => ({
+  showToolbar: isEditing && !isSaving && (isAdvanced || showToolbar),
+  toolbarMaxHeight: isAdvanced ? undefined : height < 180 ? "4.5rem" : "10rem",
+  showDocumentStats: isAdvanced || height >= 180,
+});