From 34e6c07d8d33a472ffe3c8b6a230a1cda310013e Mon Sep 17 00:00:00 2001
From: Henry-Hiles <henry@henryhiles.com>
Date: Thu, 21 May 2026 12:16:01 -0400
Subject: [PATCH] temp isolate

---
 lib/controllers/rooms_controller.dart | 28 +++++++++++++++++----------
 1 file changed, 18 insertions(+), 10 deletions(-)

diff --git a/lib/controllers/rooms_controller.dart b/lib/controllers/rooms_controller.dart
index 55a0d2b..bcee62d 100644
--- a/lib/controllers/rooms_controller.dart
+++ b/lib/controllers/rooms_controller.dart
@@ -1,3 +1,5 @@
+import "dart:isolate";
+
 import "package:fast_immutable_collections/fast_immutable_collections.dart";
 import "package:flutter_riverpod/flutter_riverpod.dart";
 import "package:nexus/models/event.dart";
@@ -38,7 +40,11 @@ class RoomsController extends Notifier<IMap<String, Room>> {
   );
 
   Future<void> update(IMap<String, Room> rooms, ISet<String> leftRooms) async {
-    final merged = rooms.entries.fold(state, (acc, entry) {
+    final merged = await rooms.entries.fold(Future.sync(() => state), (
+      accF,
+      entry,
+    ) async {
+      final acc = await accF;
       final roomId = entry.key;
       final incoming = entry.value;
       final existing = acc[roomId];
@@ -51,15 +57,18 @@ class RoomsController extends Notifier<IMap<String, Room>> {
               events: incoming.events.isEmpty
                   ? existing.events
                   : existing.events.addAll(incoming.events),
-              state: incoming.state.entries.fold(
-                existing.state,
-                (previousValue, event) => previousValue.add(
-                  event.key,
-                  (previousValue[event.key] ?? const IMap.empty()).addAll(
-                    event.value,
+              state: await Isolate.run(() {
+                final state = incoming.state.entries.fold(
+                  existing.state,
+                  (previousValue, event) => previousValue.add(
+                    event.key,
+                    (previousValue[event.key] ?? const IMap.empty()).addAll(
+                      event.value,
+                    ),
                   ),
-                ),
-              ),
+                );
+                return state;
+              }),
               reset: false,
               hasFetchedMembers:
                   incoming.hasFetchedMembers || existing.hasFetchedMembers,
@@ -86,7 +95,6 @@ class RoomsController extends Notifier<IMap<String, Room>> {
       merged,
       (acc, roomId) => acc.remove(roomId),
     );
-
     state = prunedList;
   }