fetchData function

Implementation

Future<CarouselData?> fetchData() async {
  try {
    final mokonePlugin = Mokone();
    var result = await mokonePlugin.getCarouselData();
    if (result != null && result != "null") {
      return CarouselData.fromJson(json.decode(result));
    }
    return null;
  } catch (error) {
    debugPrint("fetch carousel data error: $error");
    rethrow;
  }
}