pr?

Co-authored-by: Copilot <copilot@github.com>

lib/features/operations/blocs/operation_files_bloc.dart

@@ -31,6 +31,10 @@ class OperationFilesBloc
     on<DeleteOperationFilesEvent>(_onDeleteOperationFiles);
     on<ToggleOperationFileSelectionEvent>(_onToggleOperationFileSelection);
     on<LinkFilesToCustomerEvent>(_onLinkFilesToCustomer);
+    on<RenameOperationFileEvent>(_onRenameOperationFile);
+    on<DeleteSpecificOperationFileEvent>(_onDeleteSpecificOperationFiles);
+    on<SelectAllOperationFilesEvent>(_onSelectAllOperationFiles);
+    on<ClearOperationFileSelectionEvent>(_onClearOperationFileSelection);
 
     // Se il BLoC nasce con un ID, accendiamo subito lo stream!
     if (operationId != null) {
@@ -266,6 +270,22 @@ class OperationFilesBloc
     emit(state.copyWith(selectedFiles: selectedFiles));
   }
 
+  void _onSelectAllOperationFiles(
+    SelectAllOperationFilesEvent event,
+    Emitter<OperationFilesState> emit,
+  ) {
+    // Prendiamo TUTTI i file (locali e remoti) e li buttiamo nei selezionati
+    emit(state.copyWith(selectedFiles: state.allFiles));
+  }
+
+  void _onClearOperationFileSelection(
+    ClearOperationFileSelectionEvent event,
+    Emitter<OperationFilesState> emit,
+  ) {
+    // Svuotiamo brutalmente la lista
+    emit(state.copyWith(selectedFiles: []));
+  }
+
   FutureOr<void> _onLinkFilesToCustomer(
     LinkFilesToCustomerEvent event,
     Emitter<OperationFilesState> emit,
@@ -323,4 +343,47 @@ class OperationFilesBloc
       );
     }
   }
+
+  FutureOr<void> _onRenameOperationFile(
+    RenameOperationFileEvent event,
+    Emitter<OperationFilesState> emit,
+  ) async {
+    // BIVIO 1: File Locale (Bozza)
+    if (event.file.localBytes != null) {
+      final updatedLocalFiles = state.localFiles.map((f) {
+        if (f == event.file) {
+          return f.copyWith(name: event.newName);
+        }
+        return f;
+      }).toList();
+      emit(state.copyWith(localFiles: updatedLocalFiles));
+      return;
+    }
+
+    // BIVIO 2: File Remoto (Salvato su DB)
+    emit(state.copyWith(status: OperationFilesStatus.loading));
+    try {
+      await _repository.renameAttachment(event.file.id!, event.newName);
+      emit(state.copyWith(status: OperationFilesStatus.success));
+    } catch (e) {
+      emit(
+        state.copyWith(
+          status: OperationFilesStatus.failure,
+          error: "Errore rinomina: $e",
+        ),
+      );
+    }
+  }
+
+  FutureOr<void> _onDeleteSpecificOperationFiles(
+    DeleteSpecificOperationFileEvent event,
+    Emitter<OperationFilesState> emit,
+  ) {
+    if (event.file.localBytes != null) {
+      final updatedLocalFiles = state.localFiles
+          .where((f) => f != event.file)
+          .toList();
+      emit(state.copyWith(localFiles: updatedLocalFiles));
+    }
+  }
 }