added tags and subspace to update space

lib/pages/spaces_management/all_spaces/bloc/space_management_bloc.dart

@@ -5,12 +5,15 @@ import 'package:syncrow_web/pages/spaces_management/all_spaces/model/product_mod
 import 'package:syncrow_web/pages/spaces_management/all_spaces/model/space_model.dart';
 import 'package:syncrow_web/pages/spaces_management/all_spaces/bloc/space_management_event.dart';
 import 'package:syncrow_web/pages/spaces_management/all_spaces/bloc/space_management_state.dart';
+import 'package:syncrow_web/pages/spaces_management/all_spaces/model/subspace_model.dart';
 import 'package:syncrow_web/pages/spaces_management/all_spaces/model/tag.dart';
 import 'package:syncrow_web/pages/spaces_management/space_model/models/space_template_model.dart';
 import 'package:syncrow_web/pages/spaces_management/space_model/models/tag_body_model.dart';
+import 'package:syncrow_web/pages/spaces_management/space_model/models/tag_update_model.dart';
 import 'package:syncrow_web/services/product_api.dart';
 import 'package:syncrow_web/services/space_mana_api.dart';
 import 'package:syncrow_web/services/space_model_mang_api.dart';
+import 'package:syncrow_web/utils/constants/action_enum.dart';
 
 class SpaceManagementBloc
     extends Bloc<SpaceManagementEvent, SpaceManagementState> {
@@ -341,7 +344,7 @@ class SpaceManagementBloc
             products: _cachedProducts ?? [],
             selectedCommunity: selectedCommunity,
             selectedSpace: selectedSpace,
-            spaceModels: spaceModels ?? []));
+            spaceModels: spaceModels));
       }
     } catch (e) {
       emit(SpaceManagementError('Error updating state: $e'));
@@ -428,16 +431,72 @@ class SpaceManagementBloc
     for (var space in orderedSpaces) {
       try {
         if (space.uuid != null && space.uuid!.isNotEmpty) {
-          final response = await _api.updateSpace(
-            communityId: communityUuid,
-            spaceId: space.uuid!,
-            name: space.name,
-            parentId: space.parent?.uuid,
-            isPrivate: space.isPrivate,
-            position: space.position,
-            icon: space.icon,
-            direction: space.incomingConnection?.direction,
-          );
+          final prevSpace = await _api.getSpace(communityUuid, space.uuid!);
+          final List<UpdateSubspaceTemplateModel> subspaceUpdates = [];
+          final List<SubspaceModel>? prevSubspaces = prevSpace?.subspaces;
+          final List<SubspaceModel>? newSubspaces = space.subspaces;
+
+          if (prevSubspaces != null || newSubspaces != null) {
+            if (prevSubspaces != null && newSubspaces != null) {
+              for (var prevSubspace in prevSubspaces) {
+                final existsInNew = newSubspaces
+                    .any((subspace) => subspace.uuid == prevSubspace.uuid);
+                if (!existsInNew) {
+                  subspaceUpdates.add(UpdateSubspaceTemplateModel(
+                      action: Action.delete, uuid: prevSubspace.uuid));
+                }
+              }
+            } else if (prevSubspaces != null && newSubspaces == null) {
+              for (var prevSubspace in prevSubspaces) {
+                subspaceUpdates.add(UpdateSubspaceTemplateModel(
+                    action: Action.delete, uuid: prevSubspace.uuid));
+              }
+            }
+
+            if (newSubspaces != null) {
+              for (var newSubspace in newSubspaces) {
+                // Tag without UUID
+                if ((newSubspace.uuid == null || newSubspace.uuid!.isEmpty)) {
+                  final List<TagModelUpdate> tagUpdates = [];
+
+                  if (newSubspace.tags != null) {
+                    for (var tag in newSubspace.tags!) {
+                      tagUpdates.add(TagModelUpdate(
+                          action: Action.add,
+                          uuid: tag.uuid == '' ? null : tag.uuid,
+                          tag: tag.tag,
+                          productUuid: tag.product?.uuid));
+                    }
+                  }
+                  subspaceUpdates.add(UpdateSubspaceTemplateModel(
+                      action: Action.add,
+                      subspaceName: newSubspace.subspaceName,
+                      tags: tagUpdates));
+                }
+              }
+            }
+
+            if (prevSubspaces != null && newSubspaces != null) {
+              final newSubspaceMap = {
+                for (var subspace in newSubspaces) subspace.uuid: subspace
+              };
+
+              for (var prevSubspace in prevSubspaces) {
+                final newSubspace = newSubspaceMap[prevSubspace.uuid];
+
+                if (newSubspace != null) {
+                  final List<TagModelUpdate> tagSubspaceUpdates =
+                      processTagUpdates(prevSubspace.tags, newSubspace.tags);
+                  subspaceUpdates.add(UpdateSubspaceTemplateModel(
+                      action: Action.update,
+                      uuid: newSubspace.uuid,
+                      subspaceName: newSubspace.subspaceName,
+                      tags: tagSubspaceUpdates));
+                }
+              }
+            }
+          }
+
         } else {
           // Call create if the space does not have a UUID
           final List<CreateTagBodyModel> tagBodyModels = space.tags != null
@@ -455,6 +514,7 @@ class SpaceManagementBloc
               }).toList() ??
               [];
 
+
           final response = await _api.createSpace(
             communityId: communityUuid,
             name: space.name,
@@ -535,4 +595,80 @@ class SpaceManagementBloc
       emit(SpaceManagementError('Error loading communities and spaces: $e'));
     }
   }
+
+    List<TagModelUpdate> processTagUpdates(
+    List<Tag>? prevTags,
+    List<Tag>? newTags,
+  ) {
+    final List<TagModelUpdate> tagUpdates = [];
+    final processedTags = <String?>{};
+
+    if (prevTags == null && newTags != null) {
+      for (var newTag in newTags) {
+        tagUpdates.add(TagModelUpdate(
+          action: Action.add,
+          tag: newTag.tag,
+          uuid: newTag.uuid,
+          productUuid: newTag.product?.uuid,
+        ));
+      }
+      return tagUpdates;
+    }
+
+    if (newTags != null || prevTags != null) {
+      // Case 1: Tags deleted
+      if (prevTags != null && newTags != null) {
+        for (var prevTag in prevTags) {
+          final existsInNew =
+              newTags.any((newTag) => newTag.uuid == prevTag.uuid);
+          if (!existsInNew) {
+            tagUpdates
+                .add(TagModelUpdate(action: Action.delete, uuid: prevTag.uuid));
+          }
+        }
+      } else if (prevTags != null && newTags == null) {
+        for (var prevTag in prevTags) {
+          tagUpdates
+              .add(TagModelUpdate(action: Action.delete, uuid: prevTag.uuid));
+        }
+      }
+
+      // Case 2: Tags added
+      if (newTags != null) {
+        final prevTagUuids = prevTags?.map((t) => t.uuid).toSet() ?? {};
+
+        for (var newTag in newTags) {
+          // Tag without UUID
+          if ((newTag.uuid == null || !prevTagUuids.contains(newTag.uuid)) &&
+              !processedTags.contains(newTag.tag)) {
+            tagUpdates.add(TagModelUpdate(
+                action: Action.add,
+                tag: newTag.tag,
+                uuid: newTag.uuid == '' ? null : newTag.uuid,
+                productUuid: newTag.product?.uuid));
+            processedTags.add(newTag.tag);
+          }
+        }
+      }
+
+      // Case 3: Tags updated
+      if (prevTags != null && newTags != null) {
+        final newTagMap = {for (var tag in newTags) tag.uuid: tag};
+
+        for (var prevTag in prevTags) {
+          final newTag = newTagMap[prevTag.uuid];
+          if (newTag != null) {
+            tagUpdates.add(TagModelUpdate(
+              action: Action.update,
+              uuid: newTag.uuid,
+              tag: newTag.tag,
+            ));
+          } else {}
+        }
+      }
+    }
+
+    return tagUpdates;
+  }
+
 }