fix(room): add edit rollback, clean stream channels on room shutdown/idle

libs/room/src/connection.rs

@@ -185,6 +185,13 @@ impl RoomConnectionManager {
             }
         }
 
+        {
+            let mut stream_map = self.room_stream_inner.write().await;
+            for room_id in &idle_room_ids {
+                stream_map.remove(room_id);
+            }
+        }
+
         {
             let mut txs = self.room_shutdown_txs.write().await;
             for room_id in &idle_room_ids {
@@ -236,6 +243,10 @@ impl RoomConnectionManager {
             let mut map = self.room_inner.write().await;
             map.remove(&room_id);
         }
+        {
+            let mut stream_map = self.room_stream_inner.write().await;
+            stream_map.remove(&room_id);
+        }
         {
             let mut txs = self.room_shutdown_txs.write().await;
             txs.remove(&room_id);

src/contexts/room-context.tsx

@@ -852,16 +852,36 @@ export function RoomProvider({
     async (messageId: string, content: string) => {
       const client = wsClientRef.current;
       if (!client) return;
-      await client.messageUpdate(messageId, content);
+
-      setMessages((prev) =>
+      // Capture original content for rollback on server rejection
-        prev.map((m) => (m.id === messageId ? { ...m, content, display_content: content } : m)),
+      let rollbackContent: string | null = null;
-      );
-      // Persist to IndexedDB
       setMessages((prev) => {
         const msg = prev.find((m) => m.id === messageId);
-        if (msg) saveMessage({ ...msg, content, display_content: content }).catch(() => {});
+        rollbackContent = msg?.content ?? null;
+        return prev.map((m) =>
+          m.id === messageId ? { ...m, content, display_content: content } : m,
+        );
+      });
+
+      try {
+        await client.messageUpdate(messageId, content);
+        // Persist updated content to IndexedDB
+        setMessages((prev) => {
+          const msg = prev.find((m) => m.id === messageId);
+          if (msg) saveMessage(msg).catch(() => {});
           return prev;
         });
+      } catch (err) {
+        // Rollback optimistic update on server rejection
+        if (rollbackContent !== null) {
+          setMessages((prev) =>
+            prev.map((m) =>
+              m.id === messageId ? { ...m, content: rollbackContent!, display_content: rollbackContent! } : m,
+            ),
+          );
+        }
+        handleRoomError('Edit message', err);
+      }
     },
     [],
   );