run method

Future<String> run({ required BuildContext context, required bool isDev, required InitiateIvorypayTransaction data, required dynamic onError(bool, Object)?, required dynamic onSuccess(VerifyTransactionRes)?, required dynamic onLoading(bool)?, })

Implementation

Future<String> run({
  required BuildContext context,
  required bool isDev,
  required InitiateIvorypayTransaction data,
  required Function(bool, Object)? onError,
  required Function(VerifyTransactionRes)? onSuccess,
  required Function(bool)? onLoading,
}) async {
  final baseUrl = isDev ? Constants.devURL : Constants.prodURL;
  final paymentLinkBaseUrl =
      isDev ? Constants.paymentLinkDevURL : Constants.paymentLinkProdURL;

  onLoading!(true);
  try {
    final response = await http.post(
      Uri.parse(baseUrl),
      body: json.encode({
        "baseFiat": data.baseFiat,
        "amount": data.amount,
        "crypto": data.crypto,
        "email": data.email,
        "metadata": null
      }),
      headers: {
        'Content-Type': ' application/json',
        'Authorization': data.authorization ?? ''
      },
    );

    if (response.statusCode == 201) {
      final data = TransactionResponseDto.fromJson(
        jsonDecode(response.body),
      );

      /// The below code is creating a string variable called [link[ that
      /// concatenates a base payment link URL with a reference ID obtained from
      /// [data.data[. The [?.[ operator is used to safely access the [reference[
      /// property of [data.data[ without causing a null reference exception if
      /// [data.data[ is null.
      final link = "$paymentLinkBaseUrl/${data.data?.reference}";

      await launchUrl(Uri.parse(link), mode: LaunchMode.inAppWebView);
      ref = data.data?.reference ?? '';
      return link;
    } else {
      onError!(true, response.body);

      return response.body.toString();
    }
  } catch (e) {
    onError!(true, e);
    return e.toString();
  } finally {
    onLoading(false);
  }
}