From e5aadcb2032b373e0160ad2bdb7e6b45fac3c25c Mon Sep 17 00:00:00 2001
From: Septicity <nickmoff@outlook.com>
Date: Mon, 6 Apr 2026 16:17:33 -0500
Subject: [PATCH] fix: Re-introduce timeline regrouping for PMP messages after
 sticky scroll fix

---
 src/app/features/room/message/Message.tsx | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/src/app/features/room/message/Message.tsx b/src/app/features/room/message/Message.tsx
index 98e7e927a..053c5a17e 100644
--- a/src/app/features/room/message/Message.tsx
+++ b/src/app/features/room/message/Message.tsx
@@ -386,9 +386,9 @@ function MessageInternal(
 
   useEffect(() => {
     const triggerTimelineRegroup = () => {
-      room.emit(RoomEvent.Timeline, mEvent, room, false, false, {
-        liveEvent: true,
-      } as IRoomTimelineData);
+      // A Local Echo update seems to trigger a visual refresh without
+      // scrolling the viewport.
+      room.emit(RoomEvent.LocalEchoUpdated, mEvent, room);
     };
 
     const onUpdate = () => {
@@ -396,6 +396,11 @@ function MessageInternal(
       triggerTimelineRegroup();
     };
 
+    if (mEvent.getClearContent()) {
+      setContentVersion((v) => (v === 0 ? 1 : v));
+      triggerTimelineRegroup();
+    }
+
     mEvent.on(MatrixEventEvent.Decrypted, onUpdate);
     mEvent.on(MatrixEventEvent.Replaced, onUpdate);
     return () => {