add JumpToEventController to allow jumping to events from the NotificationsPage when it has been pushed from the NotificationController

Doesn't work from notif page pushed from notif controller

lib/controllers/jump_to_event.dart

@@ -0,0 +1,15 @@
+import "package:flutter_riverpod/flutter_riverpod.dart";
+
+class JumpToEventController extends Notifier<String?> {
+  @override
+  String? build() => null;
+
+  void set(String? eventId) => state = eventId;
+
+  @override
+  bool updateShouldNotify(_, _) => true;
+
+  static final provider = NotifierProvider<JumpToEventController, String?>(
+    JumpToEventController.new,
+  );
+}

lib/controllers/notification.dart

@@ -7,7 +7,7 @@ import "package:nexus/controllers/portal.dart";
 import "package:nexus/main.dart";
 import "package:flutter_local_notifications/flutter_local_notifications.dart";
 import "package:flutter_riverpod/flutter_riverpod.dart";
-import "package:nexus/pages/notifications.dart";
+import "package:nexus/widgets/pages/notifications.dart";
 import "package:xdg_desktop_portal/xdg_desktop_portal.dart";
 
 class NotificationController

lib/helpers/hooks/chat_scroll.dart

@@ -68,6 +68,14 @@ final class ChatScroll({
       if (found || controllerData is AsyncError) {
         if (found) {
           anchorId.value = target;
+
+          WidgetsBinding.instance.addPostFrameCallback((_) {
+            final context = keyFor(target).currentContext;
+            if (context != null && context.mounted) {
+              anchorMountedCompleter.value?.complete(context);
+              anchorMountedCompleter.value = null;
+            }
+          });
         } else {
           anchorMountedCompleter.value?.completeError(
             StateError("Failed to load context for $target"),
@@ -80,21 +88,6 @@ final class ChatScroll({
       return null;
     }, [controllerData, pendingAnchorTarget.value]);
 
-    useEffect(() {
-      final completer = anchorMountedCompleter.value;
-      if (completer == null) return null;
-
-      WidgetsBinding.instance.addPostFrameCallback((_) {
-        final context = keyFor(anchorId.value!).currentContext;
-        if (context != null && context.mounted) {
-          anchorMountedCompleter.value?.complete(context);
-          anchorMountedCompleter.value = null;
-        }
-      });
-
-      return null;
-    }, [anchorId.value]);
-
     final ({IList<Event> history, IList<Event> live}) split = useMemoized(() {
       final items = controllerData.value?.timeline;
       final anchor = anchorId.value;

lib/main.dart

@@ -14,10 +14,10 @@ import "package:nexus/controllers/settings.dart";
 import "package:nexus/controllers/unified_push.dart";
 import "package:nexus/helpers/extensions/scheme_to_theme.dart";
 import "package:nexus/helpers/font_licenses.dart";
-import "package:nexus/pages/chat.dart";
+import "package:nexus/widgets/pages/chat.dart";
-import "package:nexus/pages/select_server.dart";
+import "package:nexus/widgets/pages/select_server.dart";
-import "package:nexus/pages/settings.dart";
+import "package:nexus/widgets/pages/settings.dart";
-import "package:nexus/pages/verify.dart";
+import "package:nexus/widgets/pages/verify.dart";
 import "package:nexus/widgets/appbar.dart";
 import "package:nexus/widgets/error_dialog.dart";
 import "package:nexus/widgets/loading.dart";

lib/widgets/pages/chat.dart

@@ -1,13 +1,14 @@
 import "package:material_ui/material_ui.dart";
 import "package:hooks_riverpod/hooks_riverpod.dart";
 import "package:nexus/controllers/init_complete.dart";
+import "package:nexus/controllers/jump_to_event.dart";
 import "package:nexus/controllers/key.dart";
 import "package:nexus/widgets/appbar.dart";
 import "package:nexus/widgets/sidebar.dart";
 import "package:nexus/widgets/room_chat/room_chat.dart";
 import "package:nexus/widgets/loading.dart";
 
-class const ChatPage({super.key}) extends ConsumerWidget {
+class const ChatPage({super.key}) extends HookConsumerWidget {
   @override
   Widget build(BuildContext context, WidgetRef ref) => LayoutBuilder(
     builder: (context, constraints) {
@@ -26,11 +27,19 @@ class const ChatPage({super.key}) extends ConsumerWidget {
                   children: [
                     if (isDesktop) Sidebar(isDesktop: isDesktop),
                     Expanded(
-                      child: RoomChat(
+                      child: Consumer(
-                        key: ValueKey(roomId),
+                        builder: (context, ref, _) {
+                          final initialHighlight = ref.watch(
+                            JumpToEventController.provider,
+                          );
+                          return RoomChat(
+                            key: ValueKey((roomId, initialHighlight)),
                             roomId: roomId,
                             isDesktop: isDesktop,
+                            initialHighlightedEvent: initialHighlight,
                             showMembersByDefault: showMembersByDefault,
+                          );
+                        },
                       ),
                     ),
                   ],

lib/widgets/pages/notifications.dart

@@ -1,10 +1,14 @@
 import "dart:async";
 
+import "package:collection/collection.dart";
 import "package:m3e_buttons/m3e_buttons.dart";
 import "package:material_ui/material_ui.dart";
 import "package:flutter_hooks/flutter_hooks.dart";
 import "package:hooks_riverpod/hooks_riverpod.dart";
+import "package:nexus/controllers/jump_to_event.dart";
+import "package:nexus/controllers/key.dart";
 import "package:nexus/controllers/notifications.dart";
+import "package:nexus/controllers/spaces.dart";
 import "package:nexus/models/event.dart";
 import "package:nexus/widgets/appbar.dart";
 import "package:nexus/widgets/error_dialog.dart";
@@ -127,10 +131,55 @@ class const NotificationsPage({
                                 child: HighlightWrapper(
                                   InkWell(
                                     onTap: () {
-                                      // TODO: Jump to event
+                                      final spaces = ref.read(
+                                        SpacesController.provider,
+                                      );
+                                      final space = spaces.firstWhereOrNull(
+                                        (space) =>
+                                            space.children.any(
+                                              (room) =>
+                                                  room.metadata?.id ==
+                                                  event.roomId,
+                                            ) ||
+                                            space.subSpaces.any(
+                                              (subSpace) =>
+                                                  subSpace.children.any(
+                                                    (room) =>
+                                                        room.metadata?.id ==
+                                                        event.roomId,
+                                                  ),
+                                            ),
+                                      );
+                                      if (space == null) return;
+
+                                      ref
+                                          .read(
+                                            KeyController.provider(
+                                              KeyController.spaceKey,
+                                            ).notifier,
+                                          )
+                                          .set(space.id);
+                                      ref
+                                          .read(
+                                            KeyController.provider(
+                                              KeyController.roomKey,
+                                            ).notifier,
+                                          )
+                                          .set(event.roomId);
+                                      ref
+                                          .read(
+                                            JumpToEventController
+                                                .provider
+                                                .notifier,
+                                          )
+                                          .set(event.eventId);
+
+                                      Navigator.of(context).pop();
                                     },
+                                    child: IgnorePointer(
                                       child: EventRenderer(event),
                                     ),
+                                  ),
                                   isHighlighted: isHighlighted,
                                 ),
                               );

lib/widgets/pages/select_server.dart

@@ -9,7 +9,7 @@ import "package:nexus/controllers/client_id.dart";
 import "package:nexus/helpers/launch_helper.dart";
 import "package:nexus/main.dart";
 import "package:nexus/models/homeserver.dart";
-import "package:nexus/pages/settings.dart";
+import "package:nexus/widgets/pages/settings.dart";
 import "package:nexus/widgets/appbar.dart";
 import "package:nexus/widgets/divider_text.dart";
 

lib/widgets/pages/settings.dart

@@ -8,7 +8,7 @@ import "package:navigation_rail_m3e/navigation_rail_m3e.dart";
 import "package:nexus/controllers/settings_sections.dart";
 import "package:nexus/helpers/extensions/better_when.dart";
 import "package:nexus/helpers/extensions/show_about_dialog.dart";
-import "package:nexus/pages/settings_category.dart";
+import "package:nexus/widgets/pages/settings_category.dart";
 import "package:nexus/widgets/divider_text.dart";
 import "package:nexus/widgets/highlight_wrapper.dart";
 import "package:super_sliver_list/super_sliver_list.dart";

lib/widgets/pages/verify.dart

@@ -2,7 +2,7 @@ import "package:material_ui/material_ui.dart";
 import "package:flutter_hooks/flutter_hooks.dart";
 import "package:hooks_riverpod/hooks_riverpod.dart";
 import "package:nexus/controllers/client.dart";
-import "package:nexus/pages/settings.dart";
+import "package:nexus/widgets/pages/settings.dart";
 import "package:nexus/widgets/appbar.dart";
 import "package:nexus/helpers/required_validator_helper.dart";
 

lib/widgets/room_chat/room_chat.dart

@@ -32,7 +32,7 @@ final class const RoomChat({
     final relatedEvent = useState<Event?>(null);
     final relationType = useState(RelationType.reply);
     final contextualEvent = useState<String?>(initialHighlightedEvent);
-    final highlightedEvent = useState<String?>(initialHighlightedEvent);
+    final highlightedEvent = useState<String?>(null);
 
     final composerSize = useState<double>(64);
 
@@ -106,6 +106,24 @@ final class const RoomChat({
       });
     }
 
+    useEffect(() {
+      if (initialHighlightedEvent == null) return null;
+
+      void check() {
+        if (!context.mounted) return;
+
+        if (scroll.scrollController.hasClients) {
+          jumpToId(initialHighlightedEvent!);
+        } else {
+          WidgetsBinding.instance.addPostFrameCallback((_) => check());
+        }
+      }
+
+      check();
+
+      return null;
+    }, [initialHighlightedEvent]);
+
     IList<PopupMenuEntry> getEventOptions(Event event) =>
         event.buildEventOptions(
           context: context,

lib/widgets/sidebar.dart

@@ -6,8 +6,8 @@ import "package:navigation_rail_m3e/navigation_rail_m3e.dart";
 import "package:nexus/controllers/key.dart";
 import "package:nexus/controllers/spaces.dart";
 import "package:nexus/models/room.dart";
-import "package:nexus/pages/notifications.dart";
+import "package:nexus/widgets/pages/notifications.dart";
-import "package:nexus/pages/settings.dart";
+import "package:nexus/widgets/pages/settings.dart";
 import "package:nexus/widgets/avatar_or_hash.dart";
 import "package:nexus/widgets/divider_widget.dart";
 import "package:nexus/widgets/join_dialog.dart";