space model creation

lib/pages/spaces_management/create_subspace_model/bloc/subspace_model_bloc.dart

@@ -0,0 +1,85 @@
+import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:syncrow_web/pages/spaces_management/create_subspace_model/bloc/subspace_model_event.dart';
+import 'package:syncrow_web/pages/spaces_management/create_subspace_model/bloc/subspace_model_state.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/subspace_template_model.dart';
+import 'package:syncrow_web/utils/constants/action_enum.dart';
+
+class SubSpaceModelBloc extends Bloc<SubSpaceModelEvent, SubSpaceModelState> {
+  SubSpaceModelBloc() : super(SubSpaceModelState([], [], '')) {
+    // Handle AddSubSpaceModel Event
+    on<AddSubSpaceModel>((event, emit) {
+      // Check for duplicate names (case-insensitive)
+      final existingNames =
+          state.subSpaces.map((e) => e.subspaceName.toLowerCase()).toSet();
+
+      if (existingNames.contains(event.subSpace.subspaceName.toLowerCase())) {
+        // Emit state with an error message if duplicate name exists
+        emit(SubSpaceModelState(
+          state.subSpaces,
+          state.updatedSubSpaceModels,
+          'Subspace name already exists.',
+        ));
+      } else {
+        // Add subspace if no duplicate exists
+        final updatedSubSpaces =
+            List<SubspaceTemplateModel>.from(state.subSpaces)
+              ..add(event.subSpace);
+
+        emit(SubSpaceModelState(
+          updatedSubSpaces,
+          state.updatedSubSpaceModels,
+          '', // Clear error message
+        ));
+      }
+    });
+
+    // Handle RemoveSubSpaceModel Event
+    on<RemoveSubSpaceModel>((event, emit) {
+      final updatedSubSpaces = List<SubspaceTemplateModel>.from(state.subSpaces)
+        ..remove(event.subSpace);
+
+      final updatedSubspaceModels = List<UpdateSubspaceTemplateModel>.from(
+        state.updatedSubSpaceModels,
+      );
+
+      if (event.subSpace.uuid?.isNotEmpty ?? false) {
+        updatedSubspaceModels.add(UpdateSubspaceTemplateModel(
+          action: Action.delete,
+          uuid: event.subSpace.uuid!,
+        ));
+      }
+
+      emit(SubSpaceModelState(
+        updatedSubSpaces,
+        updatedSubspaceModels,
+        '', // Clear error message
+      ));
+    });
+
+    // Handle UpdateSubSpaceModel Event
+    on<UpdateSubSpaceModel>((event, emit) {
+      final updatedSubSpaces = state.subSpaces.map((subSpace) {
+        if (subSpace.uuid == event.updatedSubSpace.uuid) {
+          return event.updatedSubSpace;
+        }
+        return subSpace;
+      }).toList();
+
+      final updatedSubspaceModels = List<UpdateSubspaceTemplateModel>.from(
+        state.updatedSubSpaceModels,
+      );
+
+      updatedSubspaceModels.add(UpdateSubspaceTemplateModel(
+        action: Action.update,
+        uuid: event.updatedSubSpace.uuid!,
+      ));
+
+      emit(SubSpaceModelState(
+        updatedSubSpaces,
+        updatedSubspaceModels,
+        '', // Clear error message
+      ));
+    });
+  }
+}

lib/pages/spaces_management/create_subspace_model/bloc/subspace_model_event.dart

@@ -0,0 +1,18 @@
+import 'package:syncrow_web/pages/spaces_management/space_model/models/subspace_template_model.dart';
+
+abstract class SubSpaceModelEvent {}
+
+class AddSubSpaceModel extends SubSpaceModelEvent {
+  final SubspaceTemplateModel subSpace;
+  AddSubSpaceModel(this.subSpace);
+}
+
+class RemoveSubSpaceModel extends SubSpaceModelEvent {
+  final SubspaceTemplateModel subSpace;
+  RemoveSubSpaceModel(this.subSpace);
+}
+
+class UpdateSubSpaceModel extends SubSpaceModelEvent {
+  final SubspaceTemplateModel updatedSubSpace;
+  UpdateSubSpaceModel(this.updatedSubSpace);
+}

lib/pages/spaces_management/create_subspace_model/bloc/subspace_model_state.dart

@@ -0,0 +1,26 @@
+import 'package:syncrow_web/pages/spaces_management/space_model/models/space_template_model.dart';
+import 'package:syncrow_web/pages/spaces_management/space_model/models/subspace_template_model.dart';
+
+class SubSpaceModelState {
+  final List<SubspaceTemplateModel> subSpaces;
+  final List<UpdateSubspaceTemplateModel> updatedSubSpaceModels;
+  final String errorMessage;
+
+  SubSpaceModelState(
+    this.subSpaces,
+    this.updatedSubSpaceModels,
+    this.errorMessage,
+  );
+
+  SubSpaceModelState copyWith({
+    List<SubspaceTemplateModel>? subSpaces,
+    List<UpdateSubspaceTemplateModel>? updatedSubSpaceModels,
+    String? errorMessage,
+  }) {
+    return SubSpaceModelState(
+      subSpaces ?? this.subSpaces,
+      updatedSubSpaceModels ?? this.updatedSubSpaceModels,
+      errorMessage ?? this.errorMessage,
+    );
+  }
+}