take_item_cache.dart

  @override
  Future<ItemModel?> takeItemWithCache(int? id) async {
    if (_directory == null) {
      final appDirectory = await createDirectory();
      _directory ??= await Directory('${appDirectory.path}/$_localPath').create();
    }
    final items = await _directory!.list().toSet();
    final _item = items.firstWhereOrNull((element) => element.path.contains('$id'));

    if (_item != null) {
      if (await _item.exists()) {
        final file = File(_item.path);

        final jsonBody = json.decode(await file.readAsString());
        final feedItem = ItemModel.fromJson(jsonBody);
        feedItem.itemValues = encrypData.decryptFile(feedItem.itemValues ?? '');
        return feedItem;
      }
    }

    return null;
  }