From 942dfcb84b8aef6ea84a419d73e845d3611bd91c Mon Sep 17 00:00:00 2001
From: Andy Balaam <andy.balaam@matrix.org>
Date: Tue, 17 Oct 2023 12:47:21 +0100
Subject: [PATCH] Factor out the code for moving an event to the main timeline

---
 src/models/event.ts | 24 +++++++++++++-----------
 1 file changed, 13 insertions(+), 11 deletions(-)

diff --git a/src/models/event.ts b/src/models/event.ts
index b618a2c71..0a32c5a3b 100644
--- a/src/models/event.ts
+++ b/src/models/event.ts
@@ -1195,22 +1195,24 @@ export class MatrixEvent extends TypedEventEmitter<MatrixEventEmittedEvents, Mat
 
         // If the redacted event was in a thread
         if (room && this.threadRootId && this.threadRootId !== this.getId()) {
-            // Remove it from its thread
-            this.thread?.timelineSet.removeEvent(this.getId()!);
-            this.setThread(undefined);
-
-            // And insert it into the main timeline
-            const timeline = room.getLiveTimeline();
-            // We use insertEventIntoTimeline to insert it in timestamp order,
-            // because we don't know where it should go (until we have MSC4033).
-            timeline
-                .getTimelineSet()
-                .insertEventIntoTimeline(this, timeline, timeline.getState(EventTimeline.FORWARDS)!);
+            this.moveToMainTimeline(room);
         }
 
         this.invalidateExtensibleEvent();
     }
 
+    private moveToMainTimeline(room: Room): void {
+        // Remove it from its thread
+        this.thread?.timelineSet.removeEvent(this.getId()!);
+        this.setThread(undefined);
+
+        // And insert it into the main timeline
+        const timeline = room.getLiveTimeline();
+        // We use insertEventIntoTimeline to insert it in timestamp order,
+        // because we don't know where it should go (until we have MSC4033).
+        timeline.getTimelineSet().insertEventIntoTimeline(this, timeline, timeline.getState(EventTimeline.FORWARDS)!);
+    }
+
     /**
      * Check if this event has been redacted
      *