Refactor SpaceManagementPage to use StatefulWidget and initialize CommunitiesBloc in initState. Update CommunityStructureHeader to handle community updates and improve state management in CommunitiesTreeSelectionBloc with new event for community state updates.

lib/pages/space_management_v2/modules/communities/domain/models/space_model.dart

@@ -46,6 +46,25 @@ class SpaceModel extends Equatable {
     );
   }
 
+  SpaceModel copyWith({
+    String? uuid,
+    DateTime? createdAt,
+    DateTime? updatedAt,
+    String? spaceName,
+    String? icon,
+    List<SpaceModel>? children,
+  }) {
+    return SpaceModel(
+      uuid: uuid ?? this.uuid,
+      createdAt: createdAt ?? this.createdAt,
+      updatedAt: updatedAt ?? this.updatedAt,
+      spaceName: spaceName ?? this.spaceName,
+      icon: icon ?? this.icon,
+      children: children ?? this.children,
+      parent: parent,
+    );
+  }
+
   @override
   List<Object?> get props => [uuid, spaceName, icon, children];
 }

lib/pages/space_management_v2/modules/communities/presentation/communities_tree_selection_bloc/communities_tree_selection_bloc.dart

@@ -1,17 +1,39 @@
+import 'dart:async';
+
 import 'package:bloc/bloc.dart';
 import 'package:equatable/equatable.dart';
 import 'package:syncrow_web/pages/space_management_v2/modules/communities/domain/models/community_model.dart';
 import 'package:syncrow_web/pages/space_management_v2/modules/communities/domain/models/space_model.dart';
+import 'package:syncrow_web/pages/space_management_v2/modules/communities/presentation/bloc/communities_bloc.dart';
 
 part 'communities_tree_selection_event.dart';
 part 'communities_tree_selection_state.dart';
 
 class CommunitiesTreeSelectionBloc
     extends Bloc<CommunitiesTreeSelectionEvent, CommunitiesTreeSelectionState> {
-  CommunitiesTreeSelectionBloc() : super(const CommunitiesTreeSelectionState()) {
+  CommunitiesTreeSelectionBloc({
+    required CommunitiesBloc communitiesBloc,
+  })  : _communitiesBloc = communitiesBloc,
+        super(const CommunitiesTreeSelectionState()) {
     on<SelectCommunityEvent>(_onSelectCommunity);
     on<SelectSpaceEvent>(_onSelectSpace);
     on<ClearCommunitiesTreeSelectionEvent>(_onClearSelection);
+    on<_CommunitiesStateUpdated>(_onCommunitiesStateUpdated);
+
+    _communitiesSubscription = _communitiesBloc.stream.listen((communitiesState) {
+      if (state.selectedCommunity != null) {
+        add(_CommunitiesStateUpdated(communitiesState));
+      }
+    });
+  }
+
+  final CommunitiesBloc _communitiesBloc;
+  late final StreamSubscription<CommunitiesState> _communitiesSubscription;
+
+  @override
+  Future<void> close() {
+    _communitiesSubscription.cancel();
+    return super.close();
   }
 
   void _onSelectCommunity(
@@ -44,4 +66,59 @@ class CommunitiesTreeSelectionBloc
   ) {
     emit(const CommunitiesTreeSelectionState());
   }
+
+  void _onCommunitiesStateUpdated(
+    _CommunitiesStateUpdated event,
+    Emitter<CommunitiesTreeSelectionState> emit,
+  ) {
+    if (state.selectedCommunity == null) return;
+
+    final communities = event.communitiesState.communities;
+    try {
+      final updatedCommunity = communities.firstWhere(
+        (c) => c.uuid == state.selectedCommunity!.uuid,
+      );
+
+      var updatedSelectedSpace = state.selectedSpace;
+      if (state.selectedSpace != null) {
+        updatedSelectedSpace = _findSpaceInCommunity(
+          updatedCommunity,
+          state.selectedSpace!.uuid,
+        );
+      }
+      emit(
+        state.copyWith(
+          selectedCommunity: updatedCommunity,
+          selectedSpace: updatedSelectedSpace,
+          clearSelectedSpace: updatedSelectedSpace == null,
+        ),
+      );
+    } catch (_) {
+      add(const ClearCommunitiesTreeSelectionEvent());
+    }
+  }
+
+  SpaceModel? _findSpaceInCommunity(CommunityModel community, String spaceUuid) {
+    try {
+      return _findSpaceRecursive(community.spaces, spaceUuid);
+    } catch (_) {
+      return null;
+    }
+  }
+
+  SpaceModel _findSpaceRecursive(List<SpaceModel> spaces, String spaceUuid) {
+    for (final space in spaces) {
+      if (space.uuid == spaceUuid) {
+        return space;
+      }
+      if (space.children.isNotEmpty) {
+        try {
+          return _findSpaceRecursive(space.children, spaceUuid);
+        } catch (_) {
+          // not found in this branch
+        }
+      }
+    }
+    throw Exception('Space not found');
+  }
 }

lib/pages/space_management_v2/modules/communities/presentation/communities_tree_selection_bloc/communities_tree_selection_event.dart

@@ -29,3 +29,12 @@ final class ClearCommunitiesTreeSelectionEvent
     extends CommunitiesTreeSelectionEvent {
   const ClearCommunitiesTreeSelectionEvent();
 }
+
+final class _CommunitiesStateUpdated extends CommunitiesTreeSelectionEvent {
+  const _CommunitiesStateUpdated(this.communitiesState);
+
+  final CommunitiesState communitiesState;
+
+  @override
+  List<Object> get props => [communitiesState];
+}

lib/pages/space_management_v2/modules/communities/presentation/communities_tree_selection_bloc/communities_tree_selection_state.dart

@@ -12,18 +12,14 @@ final class CommunitiesTreeSelectionState extends Equatable {
   CommunitiesTreeSelectionState copyWith({
     CommunityModel? selectedCommunity,
     SpaceModel? selectedSpace,
-    List<CommunityModel>? expandedCommunities,
-    List<SpaceModel>? expandedSpaces,
+    bool clearSelectedSpace = false,
   }) {
     return CommunitiesTreeSelectionState(
       selectedCommunity: selectedCommunity ?? this.selectedCommunity,
-      selectedSpace: selectedSpace ?? this.selectedSpace,
+      selectedSpace: clearSelectedSpace ? null : selectedSpace ?? this.selectedSpace,
     );
   }
 
   @override
-  List<Object?> get props => [
-        selectedCommunity,
-        selectedSpace,
-      ];
-  }
+  List<Object?> get props => [selectedCommunity, selectedSpace];
+}