PaymentMethodActivity.java

package org.onehippo.forge.konakart.hst.wizard.checkout.activity;

import com.konakart.app.KKException;
import com.konakart.appif.CustomerIf;
import com.konakart.appif.OrderIf;
import org.apache.commons.lang.StringUtils;
import org.onehippo.forge.konakart.hst.utils.KKActionsConstants;
import org.onehippo.forge.konakart.hst.utils.KKUtil;
import org.onehippo.forge.konakart.hst.wizard.ActivityException;
import org.onehippo.forge.konakart.hst.wizard.checkout.CheckoutSeedData;
import org.onehippo.forge.konakart.site.service.KKServiceHelper;

import java.util.Arrays;
import java.util.List;

public class PaymentMethodActivity extends BaseCheckoutActivity {

  private static final String PAYMENT_METHOD = "paymentMethod";
  private static final String PAYMENT_DETAILS = "paymentDetails";

  @Override
  public void doBeforeRender() throws ActivityException {

    if (!validateCurrentCart()) {
      return;
    }

    // Ensure that the user hasn't submitted the order and then got back to here using the
    // back button. We check to see whether the basket is null
    // Check to see whether there is something in the cart
    CustomerIf cust = KKServiceHelper.getKKEngineService().getKKAppEng(hstRequest).getCustomerMgr().getCurrentCustomer();

    if (cust.getBasketItems() == null || cust.getBasketItems().length == 0) {
      processorContext.getSeedData().getKkBaseHstComponent().redirectByRefId(
          processorContext.getSeedData().getRequest(),
          processorContext.getSeedData().getResponse(),
          processorContext.getSeedData().getKkBaseHstComponent().getCartDetailRefId());

      return;
    }


    // Get payment gateways from the engine
    try {
      kkAppEng.getOrderMgr().createPaymentGatewayList();

      hstRequest.setAttribute(PAYMENT_DETAILS, kkAppEng.getOrderMgr().getPaymentDetailsArray());
      hstRequest.setAttribute(PAYMENT_METHOD, kkAppEng.getOrderMgr().getPaymentType());

    } catch (KKException e) {
      throw new ActivityException("Failed to retrieve the list of payment gateway", e);
    }

    OrderIf checkoutOrder = kkAppEng.getOrderMgr().getCheckoutOrder();
    processorContext.getSeedData().getRequest().setAttribute(PAYMENT_METHOD, checkoutOrder.getPaymentModuleCode());

  }

  @Override
  public void doAction() throws ActivityException {
    super.doAction();

    CheckoutSeedData seedData = (CheckoutSeedData) processorContext.getSeedData();

    if (seedData.getAction().equals(KKActionsConstants.ACTIONS.SELECT.name())) {
      String paymentMethod = KKUtil.getActionRequestParameter(seedData.getRequest(), PAYMENT_METHOD);

      if (StringUtils.isEmpty(paymentMethod)) {
        updateNextLoggedState(KKActionsConstants.STATES.PAYMENT_METHOD.name());
        addMessage(GLOBALMESSAGE, seedData.getBundleAsString("checkout.select.payment.method"));
        return;
      }

      // Attach the payment method to the order
      KKServiceHelper.getKKEngineService().getKKAppEng(hstRequest).getOrderMgr().addPaymentDetailsToOrder(paymentMethod);


    }

  }

  @Override
  public void doAdditionalData() {
    super.doAdditionalData();

    CheckoutSeedData seedData = (CheckoutSeedData) processorContext.getSeedData();

    List<String> acceptedStates = Arrays.asList(KKActionsConstants.STATES.PAYMENT_METHOD.name(), KKActionsConstants.STATES.ORDER_REVIEW.name());

    String state = seedData.getState();

    if (StringUtils.isNotEmpty(state) && acceptedStates.contains(state)) {
      hstRequest.getRequestContext().setAttribute(getAcceptState().concat("_EDIT"), true);
      hstRequest.setAttribute(getAcceptState().concat("_EDIT"), true);
    }
  }


}