save only if there is a change or new space

lib/pages/spaces_management/model/space_model.dart

@@ -2,6 +2,8 @@ import 'dart:ui';
 import 'package:syncrow_web/pages/spaces_management/model/community_model.dart';
 import 'package:syncrow_web/pages/spaces_management/model/connection_model.dart';
 
+enum SpaceStatus { newSpace, modified, unchanged }
+
 class SpaceModel {
   String? uuid;
   final String? icon;
@@ -14,23 +16,26 @@ class SpaceModel {
   List<SpaceModel> children;
   Offset position;
   bool isHovered;
+  SpaceStatus status;
 
   List<Connection> outgoingConnections = []; // Connections from this space
   Connection? incomingConnection; // Connections to this space
 
-  SpaceModel(
-      {this.uuid,
-      this.spaceTuyaUuid,
-      required this.icon,
-      required this.name,
-      required this.isPrivate,
-      this.invitationCode,
-      this.parent,
-      this.community,
-      required this.children,
-      required this.position,
-      this.isHovered = false,
-      this.incomingConnection});
+  SpaceModel({
+    this.uuid,
+    this.spaceTuyaUuid,
+    required this.icon,
+    required this.name,
+    required this.isPrivate,
+    this.invitationCode,
+    this.parent,
+    this.community,
+    required this.children,
+    required this.position,
+    this.isHovered = false,
+    this.incomingConnection,
+    this.status = SpaceStatus.unchanged,
+  });
 
   factory SpaceModel.fromJson(Map<String, dynamic> json) {
     // Create SpaceModel instance first
@@ -55,7 +60,8 @@ class SpaceModel {
     // Add incomingConnection to the instance after creation
     if (json['incomingConnections'] != null &&
         json['incomingConnections'] is List &&
-        (json['incomingConnections'] as List).isNotEmpty && instance.parent != null  ) {
+        (json['incomingConnections'] as List).isNotEmpty &&
+        instance.parent != null) {
       final conn = json['incomingConnections'][0];
       instance.incomingConnection = Connection(
         startSpace: instance.parent ?? instance, // Parent space

lib/pages/spaces_management/view/spaces_management_page.dart

@@ -45,6 +45,13 @@ class SpaceManagementPageState extends State<SpaceManagementPage> {
           if (state is SpaceManagementLoading) {
             return const Center(child: CircularProgressIndicator());
           } else if (state is SpaceManagementLoaded) {
+            int selectedIndex = state.communities.indexWhere(
+              (community) => community.uuid == selectedCommunity?.uuid,
+            );
+            if (selectedIndex != -1) {
+              selectedCommunity = state.communities[selectedIndex];
+            }
+
             return LoadedSpaceView(
               communities: state.communities,
               selectedCommunity: selectedCommunity,

lib/pages/spaces_management/widgets/community_structure_widget.dart

@@ -193,6 +193,9 @@ class _CommunityStructureAreaState extends State<CommunityStructureArea> {
   void _updateNodePosition(SpaceModel node, Offset newPosition) {
     setState(() {
       node.position = newPosition;
+      if (node.status != SpaceStatus.newSpace) {
+        node.status = SpaceStatus.modified; // Mark as modified
+      }
       if (node.position.dx >= canvasWidth - 200) {
         canvasWidth += 200;
       }
@@ -244,6 +247,7 @@ class _CommunityStructureAreaState extends State<CommunityStructureArea> {
                 position: centerPosition,
                 isPrivate: false,
                 children: [],
+                status: SpaceStatus.newSpace,
               );
 
               if (parentIndex != null && direction != null) {
@@ -330,14 +334,21 @@ class _CommunityStructureAreaState extends State<CommunityStructureArea> {
       return;
     }
 
-    // Prepare spaces and connections data
-    List<SpaceModel> spaceList = spaces;
+    List<SpaceModel> spacesToSave = spaces.where((space) {
+      return space.status == SpaceStatus.newSpace || space.status == SpaceStatus.modified;
+    }).toList();
+
+    if (spacesToSave.isEmpty) {
+      print("No new or modified spaces to save.");
+      return;
+    }
+
     String communityUuid = widget.selectedCommunity!.uuid;
 
-    // Dispatch the save event
     context.read<SpaceManagementBloc>().add(SaveSpacesEvent(
-          spaces: spaceList,
+          spaces: spacesToSave,
           communityUuid: communityUuid,
         ));
   }
+
 }