Subversion Repositories SmartDukaan

package in.shop2020.serving.services;

import java.util.ArrayList;

import java.util.HashMap;

import java.util.List;

import java.util.Map;

import org.apache.log4j.Logger;

import in.shop2020.payments.Attribute;

import in.shop2020.payments.Payment;

import in.shop2020.payments.PaymentStatus;

import in.shop2020.payments.PaymentService.Client;

import in.shop2020.thrift.clients.PaymentServiceClient;

public class HdfcPaymentService implements IPaymentService {

	private static final long serialVersionUID = 1L;

	private static Logger log = Logger.getLogger(Class.class);

	private String redirectURL;

	private static int gatewayId=1;

	public HdfcPaymentService() {

	}

	public long createPayment(long currentCartId, long userId, long txnId, String paymentOption){

		log.info("Creating payment for the txn#: " + txnId + " for the user: " + userId + " for processing through HDFC");

		CommonPaymentService cps = new CommonPaymentService();

		if(!cps.createPayment(currentCartId, userId, txnId, gatewayId)){

			log.error("Error while creating the basic payment");

			return PAYMENT_NOT_CREATED;

		}else{

			return initializePayment(cps.getPaymentId(), paymentOption);

		}

	}

	private long initializePayment(long merchantPaymentId, String paymentOption){

		List<Attribute> attributes = new ArrayList<Attribute>();

		attributes.add(new Attribute(IPaymentService.PAYMENT_METHOD, paymentOption));

		PaymentServiceClient paymentServiceClient = null;

		try {

			paymentServiceClient = new PaymentServiceClient();

		} catch (Exception e) {

			log.error("Error while getting payment client", e);

			return PAYMENT_NOT_CREATED;

		}

		try {

			paymentServiceClient.getClient().updatePaymentDetails(merchantPaymentId, null, null, null, null, null, null, null, null, PaymentStatus.INIT, null, attributes);

			this.redirectURL = paymentServiceClient.getClient().initializeHdfcPayment(merchantPaymentId);

			return merchantPaymentId;

		}catch (Exception e) {

			log.error("Error while initializing payment.", e);

			return PAYMENT_NOT_CREATED;

		}

	}

	public static Map<String, String> capturePayment(Payment payment, String gatewayTxnId){

		String amount = "" + payment.getAmount();

		String gatewayPaymentId = payment.getGatewayPaymentId();

		log.info("Capturing amount: Rs " + amount + " for payment Id: " + gatewayPaymentId);

		//Prepare resultMap to elicit failure behaviour in case anything goes wrong.

		Map<String, String> resultMap = new HashMap<String, String>();

	    resultMap.put(STATUS, "-2");

		try {

			PaymentServiceClient paymentServiceClient = new PaymentServiceClient();

			Client paymentClient = paymentServiceClient.getClient();

			resultMap = paymentClient.captureHdfcPayment(payment.getPaymentId());

		} catch (Exception e) {

			log.error("Unable to capture payment", e);

			resultMap.put(ERR_CODE, Errors.CONN_FAILURE.code);

			resultMap.put(ERROR, "Unable to capture transaction.");

		}

		return resultMap;

	}

	public String getRedirectUrl(){

		return this.redirectURL;

	}

	public static void main(String args[]){

		Payment payment = new Payment();

		payment.setPaymentId(216);

		payment.setAmount(40000);

		payment.setGatewayPaymentId("TESTSTSTS");

		//This test checks what happens when the txn id is left blank

		capturePayment(payment, "");					//Result: !ERROR!-GW00205-Invalid Subsequent Transaction.

		//This test checks what happends with an invalid txn id 

		capturePayment(payment, "6022630101411740"); 	//Result: !ERROR!-GW00201-Transaction not found.

		//The next three tests require a valid AUTH transaction id.

		//This test checks what happens when we attempt to capture an amount greater than what was authorized.

		capturePayment(payment, "9644960021411730");	//Result: !ERROR!-GW00177-Failed Capture Greater Than Auth check.

		//This test checks what happens when we attempt to capture a valid transaction with the right amount. This transaction should be CAPTURED.

		payment.setAmount(21698);

		capturePayment(payment, "9644960021411730");	//Result: CAPTURED

		//This test tries to capture an already captured payment.

		capturePayment(payment, "9644960021411730");	//Result: !ERROR!-GW00177-Failed Capture Greater Than Auth check.

	}

}