checkout method

Implementation

Future<NimbblCheckoutPaymentResponse?> checkout(
    NimbblCheckoutOptions options) async {
  final response = await NimbblCoreApiSDK().updateOrderDetails(
    options.orderToken!,
    getOrderID(options.orderToken!),
    'callback_mobile',
    'flutter',
    '1.0.0',
  );
  if (response.data != null) {
    final checkoutDetailResponse =
        await NimbblCoreApiSDK().getCheckoutDetails(options.orderToken!);
    if (checkoutDetailResponse.data != null) {
      return await Navigator.push(
        _contextReference!.target!,
        MaterialPageRoute(
            builder: (context) => NimbblCheckoutWebView(
                  options: options,
                  btnBackGroundColor: HexColor.fromHex(
                      checkoutDetailResponse.data!.checkoutBackgroundColor ??
                          '#ffffff'),
                  btnTextColor:
                      checkoutDetailResponse.data?.checkoutTextColor ==
                              'white'
                          ? Colors.white
                          : Colors.black,
                )),
      );
    } else {
      return NimbblCheckoutPaymentResponse(
          isSuccess: false,
          data: {'message': response.error?.error?.nimbblMerchantMessage});
    }
  } else {
    return NimbblCheckoutPaymentResponse(
        isSuccess: false,
        data: {'message': response.error?.error?.nimbblMerchantMessage});
  }
}