lib/controllers/room_chat_controller.dart

@@ -88,7 +88,7 @@ class RoomChatController extends AsyncNotifier<IList<Event>> {
           ),
         );
 
-    ref
+    await ref
         .watch(RoomsController.provider.notifier)
         .update(
           IMap({

lib/controllers/rooms_controller.dart

@@ -1,5 +1,3 @@
-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";
@@ -14,7 +12,7 @@ class RoomsController extends Notifier<IMap<String, Room>> {
     String roomId,
     IList<Event> state, {
     bool isMembers = false,
-  }) async => update(
+  }) => update(
     {
       roomId: Room(
         events: IMap.fromEntries(
@@ -22,25 +20,24 @@ class RoomsController extends Notifier<IMap<String, Room>> {
         ),
         hasFetchedState: true,
         hasFetchedMembers: isMembers,
-        state: await Isolate.run(() {
+        state: state.fold(
-          final newState = state.fold(
+          const IMap.empty(),
-            const IMap<String, IMap<String, int>>.empty(),
+          (previousValue, stateEvent) => previousValue.add(
-            (previousValue, stateEvent) => previousValue.add(
+            stateEvent.type,
-              stateEvent.type,
+            (previousValue[stateEvent.type] ?? const IMap.empty()).addAll(
-              (previousValue[stateEvent.type] ?? const IMap.empty()).add(
+              IMap({
-                stateEvent.stateKey!,
+                if (stateEvent.stateKey != null)
-                stateEvent.rowId,
+                  stateEvent.stateKey!: stateEvent.rowId,
-              ),
+              }),
             ),
-          );
+          ),
-          return newState;
+        ),
-        }),
       ),
     }.toIMap(),
     const ISet.empty(),
   );
 
-  void update(IMap<String, Room> rooms, ISet<String> leftRooms) {
+  Future<void> update(IMap<String, Room> rooms, ISet<String> leftRooms) async {
     final merged = rooms.entries.fold(state, (acc, entry) {
       final roomId = entry.key;
       final incoming = entry.value;