import com.payxpert.connect2pay.client.containers.Account;
import com.payxpert.connect2pay.client.containers.Order;
import com.payxpert.connect2pay.client.containers.Shipping;
import com.payxpert.connect2pay.client.containers.Shopper;
import com.payxpert.connect2pay.client.requests.PaymentRequest;
import com.payxpert.connect2pay.constants.PaymentMode;
import com.payxpert.connect2pay.constants.sca.ShippingType;
import com.payxpert.connect2pay.constants.sca.ShopperAccountAge;
import com.payxpert.connect2pay.constants.sca.ShopperAccountLastChange;

class TestPayment {
  public void processPayment() {
    // Process a payment of €39.99
    PaymentRequest request = new PaymentRequest();
    request.setCurrency("EUR").setAmount(3999);
    request.setPaymentMode(PaymentMode.SINGLE);
    // User will be redirected here when clicking on "Go back to merchant" button
    request.setCtrlRedirectURL("http://my.website/somewhere");
    // The payment page will do a callback on this URL after the payment is processed
    request.setCtrlCallbackURL("http://my.website/payment-callback");

    Order order = new Order();
    order.setId("1234ABCD").setShippingType(ShippingType.DIGITAL_GOODS);
    Shopper shopper = new Shopper();
    shopper.setEmail("[email protected]").setFirstName("John").setLastName("Doe")
        .setHomePhonePrefix("47").setHomePhone("123456789").setAddress1("Main Street 41")
        .setZipcode("123456").setCity("London").setCountryCode("GB");
    Account account = new Account();
    account.setAge(ShopperAccountAge.BETWEEN_30_60_DAYS).setSuspicious(false)
        .setLastChange(ShopperAccountLastChange.BETWEEN_30_60_DAYS);
    shopper.setAccount(account);
    Shipping shipping = new Shipping();
    shipping.setName("Jane Doe").setAddress1("Other Street, 54").setCity("London")
        .setZipcode("654321").setCountryCode("GB");

    request.setOrder(order);
    request.setShopper(shopper);
    request.setShipping(shipping);

    // Validate the request
    try {
      request.validate();
    } catch (BadRequestException e) {
      logger.error("Ooops, an error occurred validating the payment request: " + e.getMessage());
      // Handle the error...
    }

    // Instantiate the client and send the prepare request
    // Second argument is the originator ID, third one is the associated API key
    Connect2payClient c2p = new Connect2payClient("https://provided.url", "123456", "GreatP4ssw0rd");
    PaymentResponse response = null;
    try {
      response = c2p.preparePayment(request);
    } catch (Exception e) {
      logger.error("Ooops, an error occurred preparing the payment: " + e.getMessage());
      // Handle the error...
    }

    if (response != null && ResultCode.SUCCESS.equals(response.getCode())) {
      // Get the URL to redirect the user to
      String redirectURL = response.getCustomerRedirectURL();
      if (redirectURL != null) {
        // Redirect the user towards this URL, this will display the payment page
      }
    } else {
      // Handle the failure
    }
  }
}

import java.io.OutputStream;

class TestPayment {
  private OutputStream out;

  public void handleCallback(String request) {
    // Instantiate the client and handle the callback
    Connect2payClient c2p = new Connect2payClient("https://provided.url", "123456", "GreatP4ssw0rd");
    PaymentStatusResponse response = null;
    try {
      // Request is either the body of the received request as a string or an InputStream pointing to the received body
      response = c2p.handleCallbackStatus(request);
    } catch (Exception e) {
      logger.error("Ooops, an error occurred handling the callback: " + e.getMessage());
      // Handle the error...
    }

    if (response != null && ResultCode.SUCCESS.equals(response.getCode())) {
      // Check the payment status: 000 means success
      if ("000".equals(response.getErrorCode())) {
        // Handle the payment success case
        // ...
        // Access the payment mean information
        CreditCardPaymentMeanInfo pmInfo = response.getCCPaymentMeanInfo();
        logger.info("Successful payment done by " + pmInfo.getCardHolderName() + "with card " + pmInfo.getCardNumber());
      } else {
        // Handle the payment failure case
      }

      if (handledSuccessfully) {
        this.out.write(CallbackStatusResponse.getDefaultSuccessResponse().toJson()); // out is the output stream
      } else {
        this.out.write(CallbackStatusResponse.getDefaultFailureResponse().toJson()); // out is the output stream
      }
    } else {
      // Handle the failure
      this.out.write(CallbackStatusResponse.getDefaultFailureResponse().toJson()); // out is the output stream
    }
  }
}