make RoomChatController family take an event ID

lib/controllers/room_chat.dart

@@ -17,9 +17,11 @@ import "package:nexus/models/requests/send_message.dart";
 import "package:nexus/models/room.dart";
 import "package:nexus/models/room_chat.dart";
 
-class RoomChatController(final String roomId) extends AsyncNotifier<RoomChat?> {
+class RoomChatController(final (String roomId, String? withEventId) info)
+    extends AsyncNotifier<RoomChat?> {
   @override
   Future<RoomChat?> build() async {
+    final (roomId, eventId) = info;
     final client = ref.read(ClientController.provider.notifier);
     final room = ref.watch(
       RoomsController.provider.select((rooms) => rooms[roomId]),
@@ -64,7 +66,7 @@ class RoomChatController(final String roomId) extends AsyncNotifier<RoomChat?> {
       .redactEvent(
         RedactEventRequest(
           eventId: event.eventId,
-          roomId: roomId,
+          roomId: info.$1,
           reason: reason,
         ),
       );
@@ -75,14 +77,14 @@ class RoomChatController(final String roomId) extends AsyncNotifier<RoomChat?> {
     state = .loading();
 
     final timelineKeys = ref
-        .read(RoomsController.provider.select((value) => value[roomId]))
+        .read(RoomsController.provider.select((value) => value[info.$1]))
         ?.timeline
         .keys;
     final response = await ref
         .read(ClientController.provider.notifier)
         .paginate(
           .new(
-            roomId: roomId,
+            roomId: info.$1,
             maxTimelineId: timelineKeys?.isNotEmpty == true
                 ? timelineKeys?.reduce(min)
                 : null,
@@ -97,7 +99,7 @@ class RoomChatController(final String roomId) extends AsyncNotifier<RoomChat?> {
         .read(RoomsController.provider.notifier)
         .update(
           IMap({
-            roomId: Room(
+            info.$1: Room(
               events: IMap.fromIterable(
                 response.events.addAll(response.relatedEvents),
                 keyMapper: (event) => event.rowId,
@@ -126,7 +128,7 @@ class RoomChatController(final String roomId) extends AsyncNotifier<RoomChat?> {
     if (relationType == .edit) {
       baseContent = relation?.content;
     } else {
-      final provider = AttachmentController.provider(roomId);
+      final provider = AttachmentController.provider(info.$1);
       baseContent = ref.read(provider)?.$2;
       ref.invalidate(provider);
     }
@@ -146,7 +148,7 @@ class RoomChatController(final String roomId) extends AsyncNotifier<RoomChat?> {
     final client = ref.read(ClientController.provider.notifier);
     final event = await client.sendMessage(
       SendMessageRequest(
-        roomId: roomId,
+        roomId: info.$1,
         baseContent: baseContent,
         mentions: Mentions(
           userIds: [
@@ -168,7 +170,7 @@ class RoomChatController(final String roomId) extends AsyncNotifier<RoomChat?> {
         .read(RoomsController.provider.notifier)
         .update(
           .new({
-            roomId: .new(
+            info.$1: .new(
               events: .new({event.rowId: event}),
               clientSticky: .new({event.rowId}),
             ),
@@ -185,7 +187,7 @@ class RoomChatController(final String roomId) extends AsyncNotifier<RoomChat?> {
     final client = ref.read(ClientController.provider.notifier);
     final allReactionEvents = await client.getRelatedEvents(
       .new(
-        roomId: roomId,
+        roomId: info.$1,
         eventId: event.eventId,
         relationType: "m.annotation",
       ),
@@ -206,7 +208,7 @@ class RoomChatController(final String roomId) extends AsyncNotifier<RoomChat?> {
     if (reactionEvent != null) {
       await ref
           .watch(ClientController.provider.notifier)
-          .redactEvent(.new(eventId: reactionEvent.eventId, roomId: roomId));
+          .redactEvent(.new(eventId: reactionEvent.eventId, roomId: info.$1));
     }
   }
 
@@ -215,7 +217,7 @@ class RoomChatController(final String roomId) extends AsyncNotifier<RoomChat?> {
 
     await client.sendEvent(
       .new(
-        roomId: roomId,
+        roomId: info.$1,
         type: EventType.reaction.type,
         content: ReactionContent(key: reaction),
         synchronous: true,
@@ -227,7 +229,7 @@ class RoomChatController(final String roomId) extends AsyncNotifier<RoomChat?> {
   }
 
   static final provider = AsyncNotifierProvider.family
-      .autoDispose<RoomChatController, RoomChat?, String>(
+      .autoDispose<RoomChatController, RoomChat?, (String, String?)>(
         RoomChatController.new,
       );
 }

lib/helpers/extensions/build_event_options.dart

@@ -27,7 +27,9 @@ extension BuildEventOptions on Event {
     final theme = Theme.of(context);
     final danger = theme.colorScheme.error;
 
-    final notifier = ref.read(RoomChatController.provider(roomId).notifier);
+    final notifier = ref.read(
+      RoomChatController.provider((roomId, null)).notifier,
+    );
     final client = ref.read(ClientController.provider.notifier);
 
     final isPinned = ref

lib/widgets/reaction_row.dart

@@ -64,8 +64,10 @@ class const ReactionRow(final Event event, {super.key}) extends ConsumerWidget {
                                 enabled.value = false;
                                 try {
                                   final controller = ref.watch(
-                                    RoomChatController.provider(event.roomId)
+                                    RoomChatController.provider((
-                                        .notifier,
+                                      event.roomId,
+                                      null,
+                                    )).notifier,
                                   );
 
                                   if (selected) {

lib/widgets/room_chat/room_chat.dart

@@ -24,13 +24,14 @@ final class const RoomChat({
   required final String? roomId,
   required final bool isDesktop,
   required final bool showMembersByDefault,
+  final String? initialHighlightedEvent,
   super.key,
 }) extends HookConsumerWidget {
   @override
   Widget build(BuildContext context, WidgetRef ref) {
     final relatedEvent = useState<Event?>(null);
     final relationType = useState(RelationType.reply);
-    final highlightedEvent = useState<String?>(null);
+    final highlightedEvent = useState<String?>(initialHighlightedEvent);
 
     final composerSize = useState<double>(64);
 
@@ -59,7 +60,10 @@ final class const RoomChat({
 
     final roomId = this.roomId!;
 
-    final controllerProvider = RoomChatController.provider(roomId);
+    final controllerProvider = RoomChatController.provider((
+      roomId,
+      initialHighlightedEvent,
+    ));
     final notifier = ref.watch(controllerProvider.notifier);
 
     final client = ref.read(ClientController.provider.notifier);