validity for space name

Feature/space management

lib/pages/spaces_management/bloc/space_management_bloc.dart

@@ -7,20 +7,25 @@ import 'package:syncrow_web/pages/spaces_management/bloc/space_management_state.
 import 'package:syncrow_web/services/product_api.dart';
 import 'package:syncrow_web/services/space_mana_api.dart';
 
-class SpaceManagementBloc extends Bloc<SpaceManagementEvent, SpaceManagementState> {
+class SpaceManagementBloc
+    extends Bloc<SpaceManagementEvent, SpaceManagementState> {
   final CommunitySpaceManagementApi _api;
   final ProductApi _productApi;
 
   List<ProductModel>? _cachedProducts;
 
-  SpaceManagementBloc(this._api, this._productApi) : super(SpaceManagementInitial()) {
+  SpaceManagementBloc(this._api, this._productApi)
+      : super(SpaceManagementInitial()) {
     on<LoadCommunityAndSpacesEvent>(_onLoadCommunityAndSpaces);
     on<UpdateSpacePositionEvent>(_onUpdateSpacePosition);
     on<CreateCommunityEvent>(_onCreateCommunity);
-    on<SaveSpacesEvent>(_onSaveSpaces);
+    on<SelectCommunityEvent>(_onSelectCommunity);
-    on<FetchProductsEvent>(_onFetchProducts);
     on<DeleteCommunityEvent>(_onCommunityDelete);
     on<UpdateCommunityEvent>(_onUpdateCommunity);
+    on<SaveSpacesEvent>(_onSaveSpaces);
+    on<FetchProductsEvent>(_onFetchProducts);
+    on<SelectSpaceEvent>(_onSelectSpace);
+    on<NewCommunityEvent>(_onNewCommunity);
   }
 
   void _onUpdateCommunity(
@@ -30,10 +35,12 @@ class SpaceManagementBloc extends Bloc<SpaceManagementEvent, SpaceManagementStat
     final previousState = state;
     try {
       emit(SpaceManagementLoading());
-      final success = await _api.updateCommunity(event.communityUuid, event.name);
+      final success =
+          await _api.updateCommunity(event.communityUuid, event.name);
       if (success) {
         if (previousState is SpaceManagementLoaded) {
-          final updatedCommunities = List<CommunityModel>.from(previousState.communities);
+          final updatedCommunities =
+              List<CommunityModel>.from(previousState.communities);
           for (var community in updatedCommunities) {
             if (community.uuid == event.communityUuid) {
               community.name = event.name;
@@ -45,7 +52,6 @@ class SpaceManagementBloc extends Bloc<SpaceManagementEvent, SpaceManagementStat
             products: previousState.products,
             selectedCommunity: previousState.selectedCommunity,
           ));
-      
         }
       } else {
         emit(const SpaceManagementError('Failed to update the community.'));
@@ -55,20 +61,45 @@ class SpaceManagementBloc extends Bloc<SpaceManagementEvent, SpaceManagementStat
     }
   }
 
+  void _onloadProducts() async {
+    if (_cachedProducts == null) {
+      final products = await _productApi.fetchProducts();
+      _cachedProducts = products;
+    }
+  }
+
   void _onFetchProducts(
     FetchProductsEvent event,
     Emitter<SpaceManagementState> emit,
   ) async {
-    if (_cachedProducts != null) {
+    try {
-      // Products are already cached, no need to fetch again
+      _onloadProducts();
+    } catch (e) {
+      emit(SpaceManagementError('Error fetching products: $e'));
+    }
+  }
+
+  Future<List<SpaceModel>> _fetchSpacesForCommunity(
+      String communityUuid) async {
+    return await _api.getSpaceHierarchy(communityUuid);
+  }
+
+  void _onNewCommunity(
+    NewCommunityEvent event,
+    Emitter<SpaceManagementState> emit,
+  ) {
+    try {
+      if (event.communities.isEmpty) {
+        emit(const SpaceManagementError('No communities provided.'));
         return;
       }
 
-    try {
+      emit(BlankState(
-      final products = await _productApi.fetchProducts();
+        communities: event.communities,
-      _cachedProducts = products; // Cache the products locally
+        products: _cachedProducts ?? [],
-    } catch (e) {
+      ));
-      emit(SpaceManagementError('Error fetching products: $e'));
+    } catch (error) {
+      emit(SpaceManagementError('Error loading communities: $error'));
     }
   }
 
@@ -78,17 +109,13 @@ class SpaceManagementBloc extends Bloc<SpaceManagementEvent, SpaceManagementStat
   ) async {
     emit(SpaceManagementLoading());
     try {
-      if (_cachedProducts == null) {
+      _onloadProducts();
-        final products = await _productApi.fetchProducts();
-        _cachedProducts = products;
-      }
-
-      // Fetch all communities
       List<CommunityModel> communities = await _api.fetchCommunities();
 
       List<CommunityModel> updatedCommunities = await Future.wait(
         communities.map((community) async {
-          List<SpaceModel> spaces = await _api.getSpaceHierarchy(community.uuid);
+          List<SpaceModel> spaces =
+              await _fetchSpacesForCommunity(community.uuid);
           return CommunityModel(
             uuid: community.uuid,
             createdAt: community.createdAt,
@@ -101,7 +128,8 @@ class SpaceManagementBloc extends Bloc<SpaceManagementEvent, SpaceManagementStat
         }).toList(),
       );
 
-      emit(SpaceManagementLoaded(communities: updatedCommunities, products: _cachedProducts ?? []));
+      emit(SpaceManagementLoaded(
+          communities: updatedCommunities, products: _cachedProducts ?? []));
     } catch (e) {
       emit(SpaceManagementError('Error loading communities and spaces: $e'));
     }
@@ -139,16 +167,21 @@ class SpaceManagementBloc extends Bloc<SpaceManagementEvent, SpaceManagementStat
     emit(SpaceManagementLoading());
 
     try {
-      CommunityModel? newCommunity = await _api.createCommunity(event.name, event.description);
+      CommunityModel? newCommunity =
+          await _api.createCommunity(event.name, event.description);
 
       if (newCommunity != null) {
-        if (previousState is SpaceManagementLoaded) {
+        if (previousState is SpaceManagementLoaded ||
-          final updatedCommunities = List<CommunityModel>.from(previousState.communities)
+            previousState is BlankState) {
-            ..add(newCommunity);
+          final prevCommunities = List<CommunityModel>.from(
+            (previousState as dynamic).communities,
+          );
+          final updatedCommunities = prevCommunities..add(newCommunity);
           emit(SpaceManagementLoaded(
               communities: updatedCommunities,
               products: _cachedProducts ?? [],
-              selectedCommunity: newCommunity));
+              selectedCommunity: newCommunity,
+              selectedSpace: null));
         }
       } else {
         emit(const SpaceManagementError('Error creating community'));
@@ -158,6 +191,54 @@ class SpaceManagementBloc extends Bloc<SpaceManagementEvent, SpaceManagementStat
     }
   }
 
+  void _onSelectCommunity(
+    SelectCommunityEvent event,
+    Emitter<SpaceManagementState> emit,
+  ) async {
+    _handleCommunitySpaceStateUpdate(
+      emit: emit,
+      selectedCommunity: event.selectedCommunity,
+      selectedSpace: null,
+    );
+  }
+
+  void _onSelectSpace(
+    SelectSpaceEvent event,
+    Emitter<SpaceManagementState> emit,
+  ) {
+    _handleCommunitySpaceStateUpdate(
+      emit: emit,
+      selectedCommunity: event.selectedCommunity,
+      selectedSpace: event.selectedSpace,
+    );
+  }
+
+  void _handleCommunitySpaceStateUpdate({
+    required Emitter<SpaceManagementState> emit,
+    CommunityModel? selectedCommunity,
+    SpaceModel? selectedSpace,
+  }) {
+    final previousState = state;
+    emit(SpaceManagementLoading());
+
+    try {
+      if (previousState is SpaceManagementLoaded ||
+          previousState is BlankState) {
+        final communities = List<CommunityModel>.from(
+          (previousState as dynamic).communities,
+        );
+        emit(SpaceManagementLoaded(
+          communities: communities,
+          products: _cachedProducts ?? [],
+          selectedCommunity: selectedCommunity,
+          selectedSpace: selectedSpace,
+        ));
+      }
+    } catch (e) {
+      emit(SpaceManagementError('Error updating state: $e'));
+    }
+  }
+
   void _onSaveSpaces(
     SaveSpacesEvent event,
     Emitter<SpaceManagementState> emit,
@@ -166,17 +247,54 @@ class SpaceManagementBloc extends Bloc<SpaceManagementEvent, SpaceManagementStat
     emit(SpaceManagementLoading());
 
     try {
-      final updatedSpaces = await saveSpacesHierarchically(event.spaces, event.communityUuid);
+      final updatedSpaces =
+          await saveSpacesHierarchically(event.spaces, event.communityUuid);
+
+      final allSpaces = await _fetchSpacesForCommunity(event.communityUuid);
+
       emit(SpaceCreationSuccess(spaces: updatedSpaces));
+
+      if (previousState is SpaceManagementLoaded) {
+        _updateLoadedState(
+          previousState,
+          allSpaces,
+          event.communityUuid,
+          emit,
+        );
+      } else {
         add(LoadCommunityAndSpacesEvent());
+      }
     } catch (e) {
       emit(SpaceManagementError('Error saving spaces: $e'));
+
       if (previousState is SpaceManagementLoaded) {
         emit(previousState);
       }
     }
   }
 
+  void _updateLoadedState(
+    SpaceManagementLoaded previousState,
+    List<SpaceModel> allSpaces,
+    String communityUuid,
+    Emitter<SpaceManagementState> emit,
+  ) {
+    final communities = List<CommunityModel>.from(previousState.communities);
+
+    for (var community in communities) {
+      if (community.uuid == communityUuid) {
+        community.spaces = allSpaces;
+        emit(SpaceManagementLoaded(
+          communities: communities,
+          products: _cachedProducts ?? [],
+          selectedCommunity: community,
+          selectedSpace: null,
+        ));
+        return;
+      }
+    }
+  }
+
   Future<List<SpaceModel>> saveSpacesHierarchically(
       List<SpaceModel> spaces, String communityUuid) async {
     final orderedSpaces = flattenHierarchy(spaces);
@@ -187,7 +305,6 @@ class SpaceManagementBloc extends Bloc<SpaceManagementEvent, SpaceManagementStat
 
     for (var parent in parentsToDelete) {
       try {
-        // Ensure parent.uuid is not null before calling the API
         if (parent.uuid != null) {
           await _api.deleteSpace(communityUuid, parent.uuid!);
         }

lib/pages/spaces_management/bloc/space_management_event.dart

@@ -1,5 +1,6 @@
 import 'package:equatable/equatable.dart';
 import 'package:flutter/material.dart';
+import 'package:syncrow_web/pages/spaces_management/model/community_model.dart';
 import 'package:syncrow_web/pages/spaces_management/model/space_model.dart'; // Import for Offset
 
 abstract class SpaceManagementEvent extends Equatable {
@@ -83,17 +84,6 @@ class CreateCommunityEvent extends SpaceManagementEvent {
   List<Object> get props => [name, description];
 }
 
-class FetchProductsEvent extends SpaceManagementEvent {}
-
-class LoadSpaceHierarchyEvent extends SpaceManagementEvent {
-  final String communityId;
-
-  const LoadSpaceHierarchyEvent({required this.communityId});
-
-  @override
-  List<Object> get props => [communityId];
-}
-
 class UpdateCommunityEvent extends SpaceManagementEvent {
   final String communityUuid;
   final String name;
@@ -106,3 +96,47 @@ class UpdateCommunityEvent extends SpaceManagementEvent {
   @override
   List<Object> get props => [communityUuid, name];
 }
+
+class SelectCommunityEvent extends SpaceManagementEvent {
+  final CommunityModel? selectedCommunity;
+
+  const SelectCommunityEvent({
+    required this.selectedCommunity,
+  });
+
+  @override
+  List<Object> get props => [];
+}
+
+class NewCommunityEvent extends SpaceManagementEvent {
+  final List<CommunityModel> communities;
+
+  const NewCommunityEvent({required this.communities});
+
+  @override
+  List<Object> get props => [communities];
+}
+
+class SelectSpaceEvent extends SpaceManagementEvent {
+  final CommunityModel? selectedCommunity;
+  final SpaceModel? selectedSpace;
+
+  const SelectSpaceEvent({
+    required this.selectedCommunity,
+    required this.selectedSpace,
+  });
+
+  @override
+  List<Object> get props => [];
+}
+
+class FetchProductsEvent extends SpaceManagementEvent {}
+
+class LoadSpaceHierarchyEvent extends SpaceManagementEvent {
+  final String communityId;
+
+  const LoadSpaceHierarchyEvent({required this.communityId});
+
+  @override
+  List<Object> get props => [communityId];
+}

lib/pages/spaces_management/bloc/space_management_state.dart

@@ -17,10 +17,24 @@ class SpaceManagementLoading extends SpaceManagementState {}
 class SpaceManagementLoaded extends SpaceManagementState {
   final List<CommunityModel> communities;
   final List<ProductModel> products;
-  CommunityModel? selectedCommunity; // Include products in the state
+  CommunityModel? selectedCommunity;
+  SpaceModel? selectedSpace;
 
   SpaceManagementLoaded(
-      {required this.communities, required this.products, this.selectedCommunity});
+      {required this.communities,
+      required this.products,
+      this.selectedCommunity,
+      this.selectedSpace});
+}
+
+class BlankState extends SpaceManagementState {
+  final List<CommunityModel> communities;
+  final List<ProductModel> products;
+
+  BlankState({
+    required this.communities,
+    required this.products,
+  });
 }
 
 class SpaceCreationSuccess extends SpaceManagementState {

lib/pages/spaces_management/model/space_model.dart

@@ -44,7 +44,8 @@ class SpaceModel {
     this.selectedProducts = const [],
   }) : internalId = internalId ?? const Uuid().v4();
 
-  factory SpaceModel.fromJson(Map<String, dynamic> json, {String? parentInternalId}) {
+  factory SpaceModel.fromJson(Map<String, dynamic> json,
+      {String? parentInternalId}) {
     final String internalId = json['internalId'] ?? const Uuid().v4();
 
     final List<SpaceModel> children = json['children'] != null
@@ -56,7 +57,7 @@ class SpaceModel {
           }).toList()
         : [];
 
-    return SpaceModel(
+    final instance = SpaceModel(
       internalId: internalId,
       uuid: json['uuid'] ?? '',
       spaceTuyaUuid: json['spaceTuyaUuid'],
@@ -72,11 +73,14 @@ class SpaceModel {
               isPrivate: json['parent']?['isPrivate'] ?? false,
               invitationCode: json['parent']?['invitationCode'],
               children: [],
-              position: Offset(json['parent']?['x'] ?? 0, json['parent']?['y'] ?? 0),
+              position:
+                  Offset(json['parent']?['x'] ?? 0, json['parent']?['y'] ?? 0),
               icon: json['parent']?['icon'] ?? Assets.location,
             )
           : null,
-      community: json['community'] != null ? CommunityModel.fromJson(json['community']) : null,
+      community: json['community'] != null
+          ? CommunityModel.fromJson(json['community'])
+          : null,
       children: children,
       icon: json['icon'] ?? Assets.location,
       position: Offset(json['x'] ?? 0, json['y'] ?? 0),
@@ -90,6 +94,20 @@ class SpaceModel {
             }).toList()
           : [],
     );
+
+    if (json['incomingConnections'] != null &&
+        json['incomingConnections'] is List &&
+        (json['incomingConnections'] as List).isNotEmpty &&
+        instance.parent != null) {
+      final conn = json['incomingConnections'][0];
+      instance.incomingConnection = Connection(
+        startSpace: instance.parent ?? instance, // Parent space
+        endSpace: instance, // This space instance
+        direction: conn['direction'],
+      );
+    }
+
+    return instance;
   }
 
   Map<String, dynamic> toMap() {

lib/pages/spaces_management/view/spaces_management_page.dart

@@ -20,8 +20,6 @@ class SpaceManagementPage extends StatefulWidget {
 }
 
 class SpaceManagementPageState extends State<SpaceManagementPage> {
-  CommunityModel? selectedCommunity;
-  SpaceModel? selectedSpace;
   final CommunitySpaceManagementApi _api = CommunitySpaceManagementApi();
   final ProductApi _productApi = ProductApi();
   Map<String, List<SpaceModel>> communitySpaces = {};
@@ -36,43 +34,30 @@ class SpaceManagementPageState extends State<SpaceManagementPage> {
   @override
   Widget build(BuildContext context) {
     return BlocProvider(
-      create: (context) =>
+      create: (context) => SpaceManagementBloc(_api, _productApi)
-          SpaceManagementBloc(_api, _productApi)..add(LoadCommunityAndSpacesEvent()),
+        ..add(LoadCommunityAndSpacesEvent()),
       child: WebScaffold(
-        appBarTitle: Text('Space Management', style: Theme.of(context).textTheme.headlineLarge),
+        appBarTitle: Text('Space Management',
+            style: Theme.of(context).textTheme.headlineLarge),
         enableMenuSidebar: false,
         rightBody: const NavigateHomeGridView(),
-        scaffoldBody:
+        scaffoldBody: BlocBuilder<SpaceManagementBloc, SpaceManagementState>(
-            BlocBuilder<SpaceManagementBloc, SpaceManagementState>(builder: (context, state) {
+            builder: (context, state) {
           if (state is SpaceManagementLoading) {
             return const Center(child: CircularProgressIndicator());
-          } else if (state is SpaceManagementLoaded) {
+          } else if (state is BlankState) {
-            int selectedIndex = state.communities.indexWhere(
-              (community) => community.uuid == selectedCommunity?.uuid,
-            );
-            if (selectedIndex != -1) {
-              selectedCommunity = state.communities[selectedIndex];
-            } else if (state.selectedCommunity != null) {
-              selectedCommunity = state.selectedCommunity;
-            } else {
-              selectedCommunity = null;
-              selectedSpace = null;
-            }
             return LoadedSpaceView(
               communities: state.communities,
-              selectedCommunity: selectedCommunity,
+              selectedCommunity: null,
-              selectedSpace: selectedSpace,
+              selectedSpace: null,
+              products: state.products,
+            );
+          } else if (state is SpaceManagementLoaded) {
+            return LoadedSpaceView(
+              communities: state.communities,
+              selectedCommunity: state.selectedCommunity,
+              selectedSpace: state.selectedSpace,
               products: state.products,
-              onCommunitySelected: (community) {
-                setState(() {
-                  selectedCommunity = community;
-                });
-              },
-              onSpaceSelected: (space) {
-                setState(() {
-                  selectedSpace = space;
-                });
-              },
             );
           } else if (state is SpaceManagementError) {
             return Center(child: Text('Error: ${state.errorMessage}'));

lib/pages/spaces_management/widgets/blank_community_widget.dart

@@ -2,31 +2,41 @@ import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:syncrow_web/pages/spaces_management/bloc/space_management_bloc.dart';
 import 'package:syncrow_web/pages/spaces_management/bloc/space_management_event.dart';
+import 'package:syncrow_web/pages/spaces_management/model/community_model.dart';
 import 'package:syncrow_web/pages/spaces_management/widgets/dialogs/create_community_dialog.dart';
 import 'package:syncrow_web/utils/color_manager.dart';
 
-class BlankCommunityWidget extends StatelessWidget {
+class BlankCommunityWidget extends StatefulWidget {
-  const BlankCommunityWidget({Key? key}) : super(key: key);
+  final List<CommunityModel> communities;
 
+  BlankCommunityWidget({required this.communities});
+
+  @override
+  _BlankCommunityWidgetState createState() => _BlankCommunityWidgetState();
+}
+
+class _BlankCommunityWidgetState extends State<BlankCommunityWidget> {
   @override
   Widget build(BuildContext context) {
     return Expanded(
       child: Container(
-        color: ColorsManager.whiteColors, // Parent container with white background
+        color:
+            ColorsManager.whiteColors, // Parent container with white background
         child: GridView.builder(
           padding: const EdgeInsets.only(left: 40.0, top: 20.0),
-          gridDelegate: SliverGridDelegateWithMaxCrossAxisExtent(
+          gridDelegate: const SliverGridDelegateWithMaxCrossAxisExtent(
-            maxCrossAxisExtent: 400, // Each item's width will be 400 or less
+            maxCrossAxisExtent: 400,
-            mainAxisSpacing: 10, // Spacing between items
+            mainAxisSpacing: 10,
-            crossAxisSpacing: 10, // Spacing between items
+            crossAxisSpacing: 10,
-            childAspectRatio: 2.0, // Aspect ratio for width:height (e.g., 300:150 = 2.0)
+            childAspectRatio: 2.0,
           ),
           itemCount: 1, // Only one item
           itemBuilder: (context, index) {
             return GestureDetector(
                 onTap: () => _showCreateCommunityDialog(context),
                 child: Column(
-                  crossAxisAlignment: CrossAxisAlignment.center, // Center align the content
+                  crossAxisAlignment:
+                      CrossAxisAlignment.center, // Center align the content
                   children: [
                     Expanded(
                       child: AspectRatio(
@@ -34,7 +44,7 @@ class BlankCommunityWidget extends StatelessWidget {
                         child: Container(
                           decoration: ShapeDecoration(
                             shape: RoundedRectangleBorder(
-                              side: BorderSide(
+                              side: const BorderSide(
                                 width: 4,
                                 strokeAlign: BorderSide.strokeAlignOutside,
                                 color: ColorsManager.borderColor,
@@ -45,9 +55,8 @@ class BlankCommunityWidget extends StatelessWidget {
                         ),
                       ),
                     ),
-
+                    const SizedBox(height: 9),
-                    const SizedBox(height: 9), // Space between item and text
+                    Text('Blank',
-                    Text('Blank', // Text below the item
                         style: Theme.of(context).textTheme.bodyLarge?.copyWith(
                               color: ColorsManager.blackColor,
                             )),
@@ -63,6 +72,7 @@ class BlankCommunityWidget extends StatelessWidget {
     showDialog(
       context: parentContext,
       builder: (context) => CreateCommunityDialog(
+        communities: widget.communities,
         onCreateCommunity: (String communityName, String description) {
           parentContext.read<SpaceManagementBloc>().add(
                 CreateCommunityEvent(

lib/pages/spaces_management/widgets/community_structure_header_widget.dart

@@ -86,7 +86,7 @@ class CommunityStructureHeader extends StatelessWidget {
                       ),
                     if (isEditingName)
                       SizedBox(
-                        width: screenWidth * 0.3,
+                        width: screenWidth * 0.1,
                         child: TextField(
                           controller: nameController,
                           decoration: const InputDecoration(

lib/pages/spaces_management/widgets/community_structure_widget.dart

@@ -24,12 +24,13 @@ class CommunityStructureArea extends StatefulWidget {
   SpaceModel? selectedSpace;
   final List<ProductModel>? products;
   final ValueChanged<SpaceModel?>? onSpaceSelected;
-
+  final List<CommunityModel> communities;
   final List<SpaceModel> spaces;
 
   CommunityStructureArea({
     this.selectedCommunity,
     this.selectedSpace,
+    required this.communities,
     this.products,
     required this.spaces,
     this.onSpaceSelected,
@@ -52,7 +53,8 @@ class _CommunityStructureAreaState extends State<CommunityStructureArea> {
   void initState() {
     super.initState();
     spaces = widget.spaces.isNotEmpty ? flattenSpaces(widget.spaces) : [];
-    connections = widget.spaces.isNotEmpty ? createConnections(widget.spaces) : [];
+    connections =
+        widget.spaces.isNotEmpty ? createConnections(widget.spaces) : [];
     _adjustCanvasSizeForSpaces();
     _nameController = TextEditingController(
       text: widget.selectedCommunity?.name ?? '',
@@ -79,12 +81,14 @@ class _CommunityStructureAreaState extends State<CommunityStructureArea> {
     if (oldWidget.spaces != widget.spaces) {
       setState(() {
         spaces = widget.spaces.isNotEmpty ? flattenSpaces(widget.spaces) : [];
-        connections = widget.spaces.isNotEmpty ? createConnections(widget.spaces) : [];
+        connections =
+            widget.spaces.isNotEmpty ? createConnections(widget.spaces) : [];
         _adjustCanvasSizeForSpaces();
       });
     }
 
-    if (widget.selectedSpace != oldWidget.selectedSpace && widget.selectedSpace != null) {
+    if (widget.selectedSpace != oldWidget.selectedSpace &&
+        widget.selectedSpace != null) {
       WidgetsBinding.instance.addPostFrameCallback((_) {
         _moveToSpace(widget.selectedSpace!);
       });
@@ -94,14 +98,16 @@ class _CommunityStructureAreaState extends State<CommunityStructureArea> {
   @override
   Widget build(BuildContext context) {
     if (widget.selectedCommunity == null) {
-      return BlankCommunityWidget();
+      return BlankCommunityWidget(
+        communities: widget.communities,
+      );
     }
 
     Size screenSize = MediaQuery.of(context).size;
     return Expanded(
         child: GestureDetector(
       onTap: () {
-        _deselectSpace();
+        _deselectSpace(context);
       },
       child: Container(
         decoration: const BoxDecoration(
@@ -156,9 +162,11 @@ class _CommunityStructureAreaState extends State<CommunityStructureArea> {
                       children: [
                         for (var connection in connections)
                           Opacity(
-                            opacity:
+                            opacity: _isHighlightedConnection(connection)
-                                _isHighlightedConnection(connection) ? 1.0 : 0.3, // Adjust opacity
+                                ? 1.0
-                            child: CustomPaint(painter: CurvedLinePainter([connection])),
+                                : 0.3, // Adjust opacity
+                            child: CustomPaint(
+                                painter: CurvedLinePainter([connection])),
                           ),
                         for (var entry in spaces.asMap().entries)
                           if (entry.value.status != SpaceStatus.deleted)
@@ -167,10 +175,12 @@ class _CommunityStructureAreaState extends State<CommunityStructureArea> {
                               top: entry.value.position.dy,
                               child: SpaceCardWidget(
                                 index: entry.key,
-                                onButtonTap: (int index, Offset newPosition, String direction) {
+                                onButtonTap: (int index, Offset newPosition,
+                                    String direction) {
                                   _showCreateSpaceDialog(
                                     screenSize,
-                                    position: spaces[index].position + newPosition,
+                                    position:
+                                        spaces[index].position + newPosition,
                                     parentIndex: index,
                                     direction: direction,
                                   );
@@ -183,7 +193,8 @@ class _CommunityStructureAreaState extends State<CommunityStructureArea> {
                                   _updateNodePosition(entry.value, newPosition);
                                 },
                                 buildSpaceContainer: (int index) {
-                                  final bool isHighlighted = _isHighlightedSpace(spaces[index]);
+                                  final bool isHighlighted =
+                                      _isHighlightedSpace(spaces[index]);
 
                                   return Opacity(
                                       opacity: isHighlighted ? 1.0 : 0.3,
@@ -193,7 +204,7 @@ class _CommunityStructureAreaState extends State<CommunityStructureArea> {
                                           _showEditSpaceDialog(spaces[index]);
                                         },
                                         onTap: () {
-                                          _selectSpace(spaces[index]);
+                                          _selectSpace(context, spaces[index]);
                                         },
                                         icon: spaces[index].icon ?? '',
                                         name: spaces[index].name,
@@ -210,7 +221,8 @@ class _CommunityStructureAreaState extends State<CommunityStructureArea> {
                     child: AddSpaceButton(
                       onTap: () {
                         _showCreateSpaceDialog(screenSize,
-                            canvasHeight: canvasHeight, canvasWidth: canvasWidth);
+                            canvasHeight: canvasHeight,
+                            canvasWidth: canvasWidth);
                       },
                     ),
                   ),
@@ -271,11 +283,13 @@ class _CommunityStructureAreaState extends State<CommunityStructureArea> {
         return CreateSpaceDialog(
           products: widget.products,
           parentSpace: parentIndex != null ? spaces[parentIndex] : null,
-          onCreateSpace: (String name, String icon, List<SelectedProduct> selectedProducts) {
+          onCreateSpace: (String name, String icon,
+              List<SelectedProduct> selectedProducts) {
             setState(() {
               // Set the first space in the center or use passed position
 
-              Offset centerPosition = position ?? _getCenterPosition(screenSize);
+              Offset centerPosition =
+                  position ?? _getCenterPosition(screenSize);
               SpaceModel newSpace = SpaceModel(
                   name: name,
                   icon: icon,
@@ -317,9 +331,11 @@ class _CommunityStructureAreaState extends State<CommunityStructureArea> {
           products: widget.products,
           name: space.name,
           icon: space.icon,
+          editSpace: space,
           isEdit: true,
           selectedProducts: space.selectedProducts,
-          onCreateSpace: (String name, String icon, List<SelectedProduct> selectedProducts) {
+          onCreateSpace: (String name, String icon,
+              List<SelectedProduct> selectedProducts) {
             setState(() {
               // Update the space's properties
               space.name = name;
@@ -331,8 +347,7 @@ class _CommunityStructureAreaState extends State<CommunityStructureArea> {
               }
             });
           },
-          // Pre-fill the dialog with current space data
+          key: Key(space.name),
-          key: Key(space.name), // Add a unique key to ensure dialog refresh
         );
       },
     );
@@ -465,40 +480,30 @@ class _CommunityStructureAreaState extends State<CommunityStructureArea> {
       ..scale(1.2);
   }
 
-  void _selectSpace(SpaceModel space) {
+  void _selectSpace(BuildContext context, SpaceModel space) {
-    setState(() {
+    context.read<SpaceManagementBloc>().add(
-      widget.selectedSpace = space;
+          SelectSpaceEvent(
-    });
+              selectedCommunity: widget.selectedCommunity,
-
+              selectedSpace: space),
-    if (widget.onSpaceSelected != null) {
+        );
-      widget.onSpaceSelected!(space);
-    }
   }
 
   bool _isHighlightedSpace(SpaceModel space) {
-    if (widget.selectedSpace == null) return true;
+    final selectedSpace = widget.selectedSpace;
-    if (space == widget.selectedSpace) return true;
+    if (selectedSpace == null) return true;
-    if (widget.selectedSpace?.parent?.internalId == space.internalId) return true;
+
-    if (widget.selectedSpace?.children != null) {
+    return space == selectedSpace ||
-      for (var child in widget.selectedSpace!.children) {
+        selectedSpace.parent?.internalId == space.internalId ||
-        if (child.internalId == space.internalId) {
+        selectedSpace.children
-          return true;
+                ?.any((child) => child.internalId == space.internalId) ==
-        }
+            true;
-      }
-    }
-    return false;
   }
 
-  void _deselectSpace() {
+  void _deselectSpace(BuildContext context) {
-    if (widget.selectedSpace != null) {
+    context.read<SpaceManagementBloc>().add(
-      setState(() {
+          SelectSpaceEvent(
-        widget.selectedSpace = null;
+              selectedCommunity: widget.selectedCommunity, selectedSpace: null),
-      });
+        );
-
-      if (widget.onSpaceSelected != null) {
-        widget.onSpaceSelected!(null); // Notify parent that no space is selected
-      }
-    }
   }
 
   bool _isHighlightedConnection(Connection connection) {

lib/pages/spaces_management/widgets/dialogs/create_community_dialog.dart

@@ -1,37 +1,47 @@
 import 'package:flutter/material.dart';
+import 'package:syncrow_web/pages/common/buttons/cancel_button.dart';
+import 'package:syncrow_web/pages/common/buttons/default_button.dart';
+import 'package:syncrow_web/pages/spaces_management/model/community_model.dart';
 import 'package:syncrow_web/utils/color_manager.dart';
 
 class CreateCommunityDialog extends StatefulWidget {
   final Function(String name, String description) onCreateCommunity;
+  final List<CommunityModel> communities;
 
-  const CreateCommunityDialog({super.key, required this.onCreateCommunity});
+  const CreateCommunityDialog(
+      {super.key, required this.onCreateCommunity, required this.communities});
 
   @override
   CreateCommunityDialogState createState() => CreateCommunityDialogState();
 }
 
 class CreateCommunityDialogState extends State<CreateCommunityDialog> {
-  String enteredName = ''; // Store the entered community name
+  String enteredName = '';
+  bool isNameFieldExist = false;
+  bool isNameEmpty = false;
 
   @override
   Widget build(BuildContext context) {
+    final screenWidth = MediaQuery.of(context).size.width;
+
     return Dialog(
       shape: RoundedRectangleBorder(
         borderRadius: BorderRadius.circular(20),
       ),
-      backgroundColor: Colors.transparent, // Transparent for shadow effect
+      backgroundColor:
+          ColorsManager.transparentColor, // Transparent for shadow effect
       child: Stack(
         children: [
           // Background container with shadow and rounded corners
           Container(
-            width: 490,
+            width: screenWidth * 0.3,
             padding: const EdgeInsets.all(20),
             decoration: BoxDecoration(
-              color: Colors.white,
+              color: ColorsManager.whiteColors,
               borderRadius: BorderRadius.circular(20),
               boxShadow: [
                 BoxShadow(
-                  color: Colors.black.withOpacity(0.25),
+                  color: ColorsManager.blackColor.withOpacity(0.25),
                   blurRadius: 20,
                   spreadRadius: 5,
                   offset: const Offset(0, 5),
@@ -53,10 +63,20 @@ class CreateCommunityDialogState extends State<CreateCommunityDialog> {
                 // Input field for the community name
                 TextField(
                   onChanged: (value) {
-                    enteredName = value; // Capture entered name
+                    setState(() {
+                      enteredName = value.trim();
+                      isNameFieldExist = widget.communities.any(
+                        (community) => community.name == enteredName,
+                      );
+                      if (value.isEmpty) {
+                        isNameEmpty = true;
+                      } else {
+                        isNameEmpty = false;
+                      }
+                    });
                   },
                   style: const TextStyle(
-                    color: Colors.black,
+                    color: ColorsManager.blackColor,
                   ),
                   decoration: InputDecoration(
                     hintText: 'Please enter the community name',
@@ -68,45 +88,68 @@ class CreateCommunityDialogState extends State<CreateCommunityDialog> {
                       fontWeight: FontWeight.w400,
                     ),
                     border: OutlineInputBorder(
-                      borderSide: const BorderSide(color: ColorsManager.boxColor, width: 1),
+                      borderSide: BorderSide(
+                          color: isNameFieldExist || isNameEmpty
+                              ? ColorsManager.red
+                              : ColorsManager.boxColor,
+                          width: 1),
                       borderRadius: BorderRadius.circular(10),
                     ),
                     enabledBorder: OutlineInputBorder(
-                      borderSide: const BorderSide(color: ColorsManager.boxColor, width: 1),
+                      borderSide: BorderSide(
+                          color: isNameFieldExist || isNameEmpty
+                              ? ColorsManager.red
+                              : ColorsManager.boxColor, width: 1),
                       borderRadius: BorderRadius.circular(10),
                     ),
                     focusedBorder: OutlineInputBorder(
                       borderRadius: BorderRadius.circular(10),
-                      borderSide: const BorderSide(color: ColorsManager.boxColor, width: 1),
+                      borderSide: BorderSide(
+                          color: isNameFieldExist || isNameEmpty
+                              ? ColorsManager.red
+                              : ColorsManager.boxColor,
+                          width: 1),
                     ),
                   ),
                 ),
+                if (isNameFieldExist)
+                  Padding(
+                    padding: const EdgeInsets.only(top: 8.0),
+                    child: Text(
+                      '*Name already exists.',
+                      style: Theme.of(context)
+                          .textTheme
+                          .bodySmall
+                          ?.copyWith(color: ColorsManager.red),
+                    ),
+                  ),
+                if (isNameEmpty)
+                  Padding(
+                    padding: const EdgeInsets.only(top: 8.0),
+                    child: Text(
+                      '*Name should not be empty.',
+                      style: Theme.of(context)
+                          .textTheme
+                          .bodySmall
+                          ?.copyWith(color: ColorsManager.red),
+                    ),
+                  ),
                 const SizedBox(height: 24),
                 // Action buttons
                 Row(
                   mainAxisAlignment: MainAxisAlignment.spaceBetween,
                   children: [
                     Expanded(
-                      child: TextButton(
+                      child: CancelButton(
+                        label: 'Cancel',
                         onPressed: () => Navigator.of(context).pop(),
-                        style: TextButton.styleFrom(
-                          padding: const EdgeInsets.symmetric(vertical: 16),
-                          backgroundColor: ColorsManager.boxColor,
-                          shape: RoundedRectangleBorder(
-                            borderRadius: BorderRadius.circular(10),
-                          ),
-                        ),
-                        child: const Text(
-                          'Cancel',
-                          style: TextStyle(color: Colors.black),
-                        ),
                       ),
                     ),
                     const SizedBox(width: 16),
                     Expanded(
-                      child: ElevatedButton(
+                      child: DefaultButton(
                         onPressed: () {
-                          if (enteredName.isNotEmpty) {
+                          if (enteredName.isNotEmpty && !isNameFieldExist) {
                             widget.onCreateCommunity(
                               enteredName,
                               "",
@@ -114,14 +157,11 @@ class CreateCommunityDialogState extends State<CreateCommunityDialog> {
                             Navigator.of(context).pop();
                           }
                         },
-                        style: ElevatedButton.styleFrom(
+                        backgroundColor: isNameFieldExist || isNameEmpty
-                          padding: const EdgeInsets.symmetric(vertical: 16),
+                            ? ColorsManager.lightGrayColor
-                          backgroundColor: ColorsManager.secondaryColor,
+                            : ColorsManager.secondaryColor,
-                          foregroundColor: Colors.white,
+                        borderRadius: 10,
-                          shape: RoundedRectangleBorder(
+                        foregroundColor: ColorsManager.whiteColors,
-                            borderRadius: BorderRadius.circular(10),
-                          ),
-                        ),
                         child: const Text('OK'),
                       ),
                     ),

lib/pages/spaces_management/widgets/dialogs/create_space_dialog.dart

@@ -13,13 +13,15 @@ import 'package:syncrow_web/utils/constants/assets.dart';
 import 'package:syncrow_web/utils/constants/space_icon_const.dart';
 
 class CreateSpaceDialog extends StatefulWidget {
-  final Function(String, String, List<SelectedProduct> selectedProducts) onCreateSpace;
+  final Function(String, String, List<SelectedProduct> selectedProducts)
+      onCreateSpace;
   final List<ProductModel>? products;
   final String? name;
   final String? icon;
   final bool isEdit;
   final List<SelectedProduct> selectedProducts;
   final SpaceModel? parentSpace;
+  final SpaceModel? editSpace;
 
   const CreateSpaceDialog(
       {super.key,
@@ -29,6 +31,7 @@ class CreateSpaceDialog extends StatefulWidget {
       this.name,
       this.icon,
       this.isEdit = false,
+      this.editSpace,
       this.selectedProducts = const []});
 
   @override
@@ -49,8 +52,10 @@ class CreateSpaceDialogState extends State<CreateSpaceDialog> {
     super.initState();
     selectedIcon = widget.icon ?? Assets.location;
     nameController = TextEditingController(text: widget.name ?? '');
-    selectedProducts = widget.selectedProducts.isNotEmpty ? widget.selectedProducts : [];
+    selectedProducts =
-    isOkButtonEnabled = enteredName.isNotEmpty || nameController.text.isNotEmpty;
+        widget.selectedProducts.isNotEmpty ? widget.selectedProducts : [];
+    isOkButtonEnabled =
+        enteredName.isNotEmpty || nameController.text.isNotEmpty;
   }
 
   @override
@@ -59,7 +64,9 @@ class CreateSpaceDialogState extends State<CreateSpaceDialog> {
     final screenWidth = MediaQuery.of(context).size.width;
 
     return AlertDialog(
-      title: widget.isEdit ? const Text('Edit Space') : const Text('Create New Space'),
+      title: widget.isEdit
+          ? const Text('Edit Space')
+          : const Text('Create New Space'),
       backgroundColor: ColorsManager.whiteColors,
       content: SizedBox(
         width: screenWidth * 0.5, // Limit dialog width
@@ -126,11 +133,17 @@ class CreateSpaceDialogState extends State<CreateSpaceDialog> {
                               isNameFieldInvalid = value.isEmpty;
 
                               if (!isNameFieldInvalid) {
-                                if (widget.parentSpace?.children
+                                if ((widget.parentSpace?.children.any(
-                                        .any((child) => child.name == value) ??
+                                            (child) => child.name == value) ??
-                                    false) {
+                                        false) ||
+                                    (widget.parentSpace?.name == value) ||
+                                    (widget.editSpace?.children.any(
+                                            (child) => child.name == value) ??
+                                        false)) {
                                   isNameFieldExist = true;
+                                  isOkButtonEnabled = false;
                                 } else {
+                                  isNameFieldExist = false;
                                   isOkButtonEnabled = true;
                                 }
                               }
@@ -218,7 +231,8 @@ class CreateSpaceDialogState extends State<CreateSpaceDialog> {
                                       padding: const EdgeInsets.only(left: 6.0),
                                       child: SvgPicture.asset(
                                         Assets.addIcon,
-                                        width: screenWidth * 0.015, // Adjust icon size
+                                        width: screenWidth *
+                                            0.015, // Adjust icon size
                                         height: screenWidth * 0.015,
                                       ),
                                     ),
@@ -226,8 +240,11 @@ class CreateSpaceDialogState extends State<CreateSpaceDialog> {
                                     Flexible(
                                       child: Text(
                                         'Add devices / Assign a space model',
-                                        overflow: TextOverflow.ellipsis, // Prevent overflow
+                                        overflow: TextOverflow
-                                        style: Theme.of(context).textTheme.bodyMedium,
+                                            .ellipsis, // Prevent overflow
+                                        style: Theme.of(context)
+                                            .textTheme
+                                            .bodyMedium,
                                       ),
                                     ),
                                   ],
@@ -262,16 +279,20 @@ class CreateSpaceDialogState extends State<CreateSpaceDialog> {
                     });
                     return;
                   } else {
-                    String newName = enteredName.isNotEmpty ? enteredName : (widget.name ?? '');
+                    String newName = enteredName.isNotEmpty
+                        ? enteredName
+                        : (widget.name ?? '');
                     if (newName.isNotEmpty) {
-                      widget.onCreateSpace(newName, selectedIcon, selectedProducts);
+                      widget.onCreateSpace(
+                          newName, selectedIcon, selectedProducts);
                       Navigator.of(context).pop();
                     }
                   }
                 },
                 borderRadius: 10,
-                backgroundColor:
+                backgroundColor: isOkButtonEnabled
-                    isOkButtonEnabled ? ColorsManager.secondaryColor : ColorsManager.grayColor,
+                    ? ColorsManager.secondaryColor
+                    : ColorsManager.grayColor,
                 foregroundColor: ColorsManager.whiteColors,
                 child: const Text('OK'),
               ),
@@ -318,7 +339,8 @@ class CreateSpaceDialogState extends State<CreateSpaceDialog> {
         children: [
           for (var i = 0; i < selectedProducts.length; i++) ...[
             HoverableButton(
-              iconPath: _mapIconToProduct(selectedProducts[i].productId, products),
+              iconPath:
+                  _mapIconToProduct(selectedProducts[i].productId, products),
               text: 'x${selectedProducts[i].count}',
               onTap: () {
                 setState(() {
@@ -328,7 +350,8 @@ class CreateSpaceDialogState extends State<CreateSpaceDialog> {
               },
             ),
             if (i < selectedProducts.length - 1)
-              const SizedBox(width: 2), // Add space except after the last button
+              const SizedBox(
+                  width: 2), // Add space except after the last button
           ],
           const SizedBox(width: 2),
           GestureDetector(
@@ -364,6 +387,8 @@ class CreateSpaceDialogState extends State<CreateSpaceDialog> {
     );
   }
 
+
+
   String _mapIconToProduct(String uuid, List<ProductModel> products) {
     // Find the product with the matching UUID
     final product = products.firstWhere(

lib/pages/spaces_management/widgets/loaded_space_widget.dart

@@ -10,8 +10,6 @@ class LoadedSpaceView extends StatefulWidget {
   final List<CommunityModel> communities;
   final CommunityModel? selectedCommunity;
   final SpaceModel? selectedSpace;
-  final ValueChanged<CommunityModel>? onCommunitySelected;
-  final ValueChanged<SpaceModel?>? onSpaceSelected;
   final List<ProductModel>? products;
 
   const LoadedSpaceView({
@@ -19,8 +17,6 @@ class LoadedSpaceView extends StatefulWidget {
     required this.communities,
     this.selectedCommunity,
     this.selectedSpace,
-    required this.onCommunitySelected,
-    required this.onSpaceSelected,
     this.products,
   });
 
@@ -38,27 +34,16 @@ class _LoadedStateViewState extends State<LoadedSpaceView> {
           children: [
             SidebarWidget(
               communities: widget.communities,
-                onCommunitySelected: widget.onCommunitySelected,
+              selectedSpaceUuid: widget.selectedSpace?.uuid ??
-                onSpaceSelected: widget.onSpaceSelected,
+                  widget.selectedCommunity?.uuid ??
-                selectedSpaceUuid: widget.selectedSpace?.uuid,
+                  '',
-                onSelectedSpaceChanged: (String? spaceUuid) {
+            ),
-                  setState(() {
-                    final selectedSpace = findSpaceByUuid(spaceUuid, widget.communities);
-                    if (selectedSpace != null) {
-                      widget.onSpaceSelected!(selectedSpace);
-                    }
-                  });
-                }),
             CommunityStructureArea(
               selectedCommunity: widget.selectedCommunity,
               selectedSpace: widget.selectedSpace,
               spaces: widget.selectedCommunity?.spaces ?? [],
               products: widget.products,
-              onSpaceSelected: (SpaceModel? space) {
+              communities: widget.communities,
-                setState(() {
-                  widget.onSpaceSelected!(space);
-                });
-              },
             ),
           ],
         ),

lib/pages/spaces_management/widgets/sidebar_widget.dart

@@ -7,25 +7,17 @@ import 'package:syncrow_web/pages/spaces_management/bloc/space_management_event.
 import 'package:syncrow_web/pages/spaces_management/model/community_model.dart';
 import 'package:syncrow_web/pages/spaces_management/model/space_model.dart';
 import 'package:syncrow_web/pages/spaces_management/widgets/community_tile.dart';
-import 'package:syncrow_web/pages/spaces_management/widgets/dialogs/create_community_dialog.dart';
 import 'package:syncrow_web/pages/spaces_management/widgets/space_tile_widget.dart';
 import 'package:syncrow_web/utils/color_manager.dart';
 import 'package:syncrow_web/utils/constants/assets.dart';
 import 'package:syncrow_web/utils/style.dart';
 
 class SidebarWidget extends StatefulWidget {
-  final Function(CommunityModel)? onCommunitySelected;
-  final Function(SpaceModel?)? onSpaceSelected;
   final List<CommunityModel> communities;
-  final Function(String?)? onSelectedSpaceChanged; // New callback
-
   final String? selectedSpaceUuid;
 
   const SidebarWidget({
     super.key,
-    this.onCommunitySelected,
-    this.onSpaceSelected,
-    this.onSelectedSpaceChanged,
     required this.communities,
     this.selectedSpaceUuid,
   });
@@ -42,7 +34,8 @@ class _SidebarWidgetState extends State<SidebarWidget> {
   @override
   void initState() {
     super.initState();
-    _selectedId = widget.selectedSpaceUuid; // Initialize with the passed selected space UUID
+    _selectedId = widget
+        .selectedSpaceUuid; // Initialize with the passed selected space UUID
   }
 
   @override
@@ -55,22 +48,6 @@ class _SidebarWidgetState extends State<SidebarWidget> {
     }
   }
 
-  void _showCreateCommunityDialog(BuildContext parentContext) {
-    showDialog(
-      context: parentContext,
-      builder: (context) => CreateCommunityDialog(
-        onCreateCommunity: (String communityName, String description) {
-          parentContext.read<SpaceManagementBloc>().add(
-                CreateCommunityEvent(
-                  name: communityName,
-                  description: description,
-                ),
-              );
-        },
-      ),
-    );
-  }
-
   // Function to filter communities based on the search query
   List<CommunityModel> _filterCommunities() {
     if (_searchQuery.isEmpty) {
@@ -83,8 +60,8 @@ class _SidebarWidgetState extends State<SidebarWidget> {
     return widget.communities.where((community) {
       final containsQueryInCommunity =
           community.name.toLowerCase().contains(_searchQuery.toLowerCase());
-      final containsQueryInSpaces =
+      final containsQueryInSpaces = community.spaces
-          community.spaces.any((space) => _containsQuery(space, _searchQuery.toLowerCase()));
+          .any((space) => _containsQuery(space, _searchQuery.toLowerCase()));
 
       return containsQueryInCommunity || containsQueryInSpaces;
     }).toList();
@@ -93,8 +70,8 @@ class _SidebarWidgetState extends State<SidebarWidget> {
   // Helper function to determine if any space or its children match the search query
   bool _containsQuery(SpaceModel space, String query) {
     final matchesSpace = space.name.toLowerCase().contains(query);
-    final matchesChildren =
+    final matchesChildren = space.children.any((child) =>
-        space.children.any((child) => _containsQuery(child, query)); // Recursive check for children
+        _containsQuery(child, query)); // Recursive check for children
 
     // If the space or any of its children match the query, expand this space
     if (matchesSpace || matchesChildren) {
@@ -128,7 +105,8 @@ class _SidebarWidgetState extends State<SidebarWidget> {
       width: 300,
       decoration: subSectionContainerDecoration,
       child: Column(
-        mainAxisSize: MainAxisSize.min, // Ensures the Column only takes necessary height
+        mainAxisSize:
+            MainAxisSize.min, // Ensures the Column only takes necessary height
         crossAxisAlignment: CrossAxisAlignment.start,
         children: [
           // Communities title with the add button
@@ -143,7 +121,7 @@ class _SidebarWidgetState extends State<SidebarWidget> {
                           color: Colors.black,
                         )),
                 GestureDetector(
-                  onTap: () => _showCreateCommunityDialog(context),
+                  onTap: () => _navigateToBlank(context),
                   child: Container(
                     width: 30,
                     height: 30,
@@ -176,7 +154,7 @@ class _SidebarWidgetState extends State<SidebarWidget> {
           Expanded(
             child: ListView(
               children: filteredCommunities.map((community) {
-                return _buildCommunityTile(community);
+                return _buildCommunityTile(context, community);
               }).toList(),
             ),
           ),
@@ -185,7 +163,16 @@ class _SidebarWidgetState extends State<SidebarWidget> {
     );
   }
 
-  Widget _buildCommunityTile(CommunityModel community) {
+  void _navigateToBlank(BuildContext context) {
+    setState(() {
+      _selectedId = '';
+    });
+    context.read<SpaceManagementBloc>().add(
+          NewCommunityEvent(communities: widget.communities),
+        );
+  }
+
+  Widget _buildCommunityTile(BuildContext context, CommunityModel community) {
     bool hasChildren = community.spaces.isNotEmpty;
 
     return CommunityTile(
@@ -199,23 +186,23 @@ class _SidebarWidgetState extends State<SidebarWidget> {
           _selectedSpaceUuid = null; // Update the selected community
         });
 
-        if (widget.onCommunitySelected != null) {
+        context.read<SpaceManagementBloc>().add(
-          widget.onCommunitySelected!(community);
+              SelectCommunityEvent(selectedCommunity: community),
-          widget.onSpaceSelected!(null); // Pass the entire community
+            );
-        }
       },
       onExpansionChanged: (String title, bool expanded) {
         _handleExpansionChange(community.uuid, expanded);
       },
       children: hasChildren
-          ? community.spaces.map((space) => _buildSpaceTile(space, community)).toList()
+          ? community.spaces
+              .map((space) => _buildSpaceTile(space, community))
+              .toList()
           : null, // Render spaces within the community
     );
   }
 
   Widget _buildSpaceTile(SpaceModel space, CommunityModel community) {
     bool isExpandedSpace = _isSpaceOrChildSelected(space);
-// Check if space should be expanded
     return SpaceTile(
       title: space.name,
       key: ValueKey(space.uuid),
@@ -230,17 +217,15 @@ class _SidebarWidgetState extends State<SidebarWidget> {
           _selectedSpaceUuid = space.uuid;
         });
 
-        if (widget.onSpaceSelected != null) {
+        context.read<SpaceManagementBloc>().add(
-          widget.onCommunitySelected!(community);
+              SelectSpaceEvent(
-          widget.onSpaceSelected!(space);
+                  selectedCommunity: community, selectedSpace: space),
-        }
+            );
-
-        if (widget.onSelectedSpaceChanged != null) {
-          widget.onSelectedSpaceChanged!(space.uuid);
-        }
       },
       children: space.children.isNotEmpty
-          ? space.children.map((childSpace) => _buildSpaceTile(childSpace, community)).toList()
+          ? space.children
+              .map((childSpace) => _buildSpaceTile(childSpace, community))
+              .toList()
           : [], // Recursively render child spaces if available
     );
   }

lib/services/space_mana_api.dart

@@ -8,22 +8,31 @@ import 'package:syncrow_web/utils/constants/api_const.dart';
 
 class CommunitySpaceManagementApi {
   // Community Management APIs
-  Future<List<CommunityModel>> fetchCommunities() async {
+  Future<List<CommunityModel>> fetchCommunities({int page = 1}) async {
     try {
-      final response = await HTTPService().get(
+      List<CommunityModel> allCommunities = [];
-        path: ApiEndpoints.getCommunityList,
+      bool hasNext = true;
-        expectedResponseModel: (json) {
-          // Access the 'data' key from the response
-          List<dynamic> jsonData = json['data'];
 
-          // Check if jsonData is actually a List
+      while (hasNext) {
+        await HTTPService().get(
+          path: ApiEndpoints.getCommunityList,
+          queryParameters: {'page': page},
+          expectedResponseModel: (json) {
+            List<dynamic> jsonData = json['data'];
+            hasNext = json['hasNext'] ?? false;
+            int currentPage = json['page'] ?? 1;
             List<CommunityModel> communityList = jsonData.map((jsonItem) {
               return CommunityModel.fromJson(jsonItem);
             }).toList();
+
+            allCommunities.addAll(communityList);
+            page = currentPage + 1;
             return communityList;
           },
         );
-      return response;
+      }
+
+      return allCommunities;
     } catch (e) {
       debugPrint('Error fetching communities: $e');
       return [];
@@ -33,7 +42,8 @@ class CommunitySpaceManagementApi {
   Future<CommunityModel?> getCommunityById(String communityId) async {
     try {
       final response = await HTTPService().get(
-        path: ApiEndpoints.getCommunityById.replaceAll('{communityId}', communityId),
+        path: ApiEndpoints.getCommunityById
+            .replaceAll('{communityId}', communityId),
         expectedResponseModel: (json) {
           return CommunityModel.fromJson(json['data']);
         },
@@ -45,7 +55,8 @@ class CommunitySpaceManagementApi {
     }
   }
 
-  Future<CommunityModel?> createCommunity(String name, String description) async {
+  Future<CommunityModel?> createCommunity(
+      String name, String description) async {
     try {
       final response = await HTTPService().post(
         path: ApiEndpoints.createCommunity,
@@ -67,7 +78,8 @@ class CommunitySpaceManagementApi {
   Future<bool> updateCommunity(String communityId, String name) async {
     try {
       final response = await HTTPService().put(
-        path: ApiEndpoints.updateCommunity.replaceAll('{communityId}', communityId),
+        path: ApiEndpoints.updateCommunity
+            .replaceAll('{communityId}', communityId),
         body: {
           'name': name,
         },
@@ -85,7 +97,8 @@ class CommunitySpaceManagementApi {
   Future<bool> deleteCommunity(String communityId) async {
     try {
       final response = await HTTPService().delete(
-        path: ApiEndpoints.deleteCommunity.replaceAll('{communityId}', communityId),
+        path: ApiEndpoints.deleteCommunity
+            .replaceAll('{communityId}', communityId),
         expectedResponseModel: (json) {
           return json['success'] ?? false;
         },
@@ -236,10 +249,12 @@ class CommunitySpaceManagementApi {
   Future<List<SpaceModel>> getSpaceHierarchy(String communityId) async {
     try {
       final response = await HTTPService().get(
-        path: ApiEndpoints.getSpaceHierarchy.replaceAll('{communityId}', communityId),
+        path: ApiEndpoints.getSpaceHierarchy
+            .replaceAll('{communityId}', communityId),
         expectedResponseModel: (json) {
-          final spaceModels =
+          final spaceModels = (json['data'] as List)
-              (json['data'] as List).map((spaceJson) => SpaceModel.fromJson(spaceJson)).toList();
+              .map((spaceJson) => SpaceModel.fromJson(spaceJson))
+              .toList();
 
           return spaceModels;
         },