fittingBannerSizesPortrait method

Implementation

@override
Future<List<BannerSize>> fittingBannerSizesPortrait() async {
  final List<Object?> sizesRaw =
      await methodChannel.invokeMethod("fittingBannerSizesPortrait");
  return sizesRaw
      .whereType<String>()
      .map((e) => AATKitBanner.stringToBannerSizeMap[e])
      .where((e) => e != null)
      .cast<BannerSize>()
      .toList();
}