feat(core): add option to expand draft events

packages/sanity/src/core/store/events/decorateEvents.ts

@@ -0,0 +1,22 @@
+import {
+  type DocumentGroupEvent,
+  isCreateDocumentVersionEvent,
+  isPublishDocumentVersionEvent,
+} from './types'
+
+/**
+ * This function adds additional
+ */
+export function decorateEvents(events: DocumentGroupEvent[]) {
+  events.forEach((event, index) => {
+    if (isPublishDocumentVersionEvent(event)) {
+      // Find the creation event for this published event
+      const creationEvent = events.slice(index + 1).find((e) => isCreateDocumentVersionEvent(e))
+      if (creationEvent) {
+        // If we found a creation event, we should add it to the publish event
+        event.creationEvent = creationEvent
+        creationEvent.parentId = event.id
+      }
+    }
+  })
+}

packages/sanity/src/core/store/events/types.ts

@@ -206,6 +206,11 @@ export interface CreateDocumentVersionEvent extends BaseEvent {
    * This is undefined for versions and drafts. (will be present only in publish document?)
    */
   revisionId?: string
+
+  /**
+   * This is present when this creation event is already published.
+   */
+  parentId?: string
 }
 
 export interface DeleteDocumentVersionEvent extends BaseEvent {
@@ -332,11 +337,9 @@ export interface EditDocumentVersionEvent extends BaseEvent {
     revisionId: string
   }[]
   /**
-   * This is added client side to enhance the UI.
-   * For draft documents, it indicates the event that created this document that was later published
-   * It will be used to expand the publish view.
+   * Present when an edit was already published, then the user decided to expand the event.
    */
-  // creationEvent?: CreateDocumentVersionEvent
+  parentId?: string
 }
 
 export interface EventsStoreRevision {
@@ -361,6 +364,7 @@ export interface EventsStore {
     to: SanityDocument
     since: SanityDocument | null
   }) => Observable<{diff: ObjectDiff | null; loading: boolean}>
+  handleExpandEvent: (event: DocumentGroupEvent) => Promise<void>
 }
 
 /**