payWithCard method

Future payWithCard(Client client, ChargeCardRequest chargeCardRequest)

Initiates Card Request

Implementation

Future<dynamic> payWithCard(final http.Client client,
    final ChargeCardRequest chargeCardRequest) async {
  this.chargeCardRequest = chargeCardRequest;

  if (this.cardPaymentListener == null) {
    this.cardPaymentListener!.onError("No CardPaymentListener Attached.");
    return;
  }
  _stopwatch.start();

  Map<String, String> encryptedPayload;

  try {
    encryptedPayload = this._prepareRequest(chargeCardRequest);
  } catch(error, stacktrace) {
    print(stacktrace);
    this
        .cardPaymentListener
        ?.onError("Unable to encrypt request. Please try again");
    return;
  }

  try {
    final url = FlutterwaveURLS.getBaseUrl(this.isDebugMode) +
        FlutterwaveURLS.CHARGE_CARD_URL;
    final uri = Uri.parse(url);

    final http.Response response = await client.post(uri,
        headers: {
          HttpHeaders.authorizationHeader: this.publicKey,
          HttpHeaders.contentTypeHeader: "application/json"
        },
        body: jsonEncode(encryptedPayload));

    this._handleResponse(response);
  } catch (error, stacktrace) {
    print(stacktrace);
    this
        .cardPaymentListener
        ?.onError("Unable to initiate card transaction.");
    return;
  } finally {
    _stopwatch.stop();
  }
}