/*
 * eGov suite of products aim to improve the internal efficiency,transparency,
 *    accountability and the service delivery of the government  organizations.
 *
 *     Copyright (C) <2015>  eGovernments Foundation
 *
 *     The updated version of eGov suite of products as by eGovernments Foundation
 *     is available at http://www.egovernments.org
 *
 *     This program is free software: you can redistribute it and/or modify
 *     it under the terms of the GNU General Public License as published by
 *     the Free Software Foundation, either version 3 of the License, or
 *     any later version.
 *
 *     This program is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *     GNU General Public License for more details.
 *
 *     You should have received a copy of the GNU General Public License
 *     along with this program. If not, see http://www.gnu.org/licenses/ or
 *     http://www.gnu.org/licenses/gpl.html .
 *
 *     In addition to the terms of the GPL license to be adhered to in using this
 *     program, the following additional terms are to be complied with:
 *
 *         1) All versions of this program, verbatim or modified must carry this
 *            Legal Notice.
 *
 *         2) Any misrepresentation of the origin of the material is prohibited. It
 *            is required that all modified versions of this material be marked in
 *            reasonable ways as different from the original version.
 *
 *         3) This license does not grant any rights to any user of the program
 *            with regards to rights under trademark law for use of the trade names
 *            or trademarks of eGovernments Foundation.
 *
 *   In case of any queries, you can reach eGovernments Foundation at contact@egovernments.org.
 */

package org.egov.infra.aadhaar.webservice.client;

import org.egov.infra.aadhaar.webservice.contract.AadhaarInfo;
import org.egov.infra.config.properties.ApplicationProperties;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import javax.xml.bind.JAXBContext;
import javax.xml.bind.Unmarshaller;
import javax.xml.soap.MessageFactory;
import javax.xml.soap.SOAPConnection;
import javax.xml.soap.SOAPConnectionFactory;
import javax.xml.soap.SOAPEnvelope;
import javax.xml.soap.SOAPMessage;

@Service
public class AadhaarInfoServiceClient {

    @Autowired
    private ApplicationProperties applicationProperties;

    public AadhaarInfo getAadhaarInfo(final String uid) throws Exception {
        final SOAPConnection soapConnection = SOAPConnectionFactory.newInstance().createConnection();
        final String wsdlURL = applicationProperties.getProperty("aadhaar.wsdl.url");
        final String aadhaarInfoMethod = applicationProperties.getProperty("aadhaar.info.ws.method");
        final AadhaarInfo aahaarInfo = retriveAadhaarInfo(soapConnection.call(soapRequest(aadhaarInfoMethod, uid), wsdlURL));
        soapConnection.close();
        return aahaarInfo;
    }

    private SOAPMessage soapRequest(final String methodName, final String uid) throws Exception {
        final SOAPMessage soapMessage = MessageFactory.newInstance().createMessage();
        final SOAPEnvelope soapEnvelope = soapMessage.getSOAPPart().getEnvelope();
        soapEnvelope.addNamespaceDeclaration("end", applicationProperties.getProperty("aadhaar.info.ws.namespace"));
        soapEnvelope.getBody().addChildElement(methodName, "end").addChildElement("arg0").addTextNode(uid);
        soapMessage.saveChanges();
        return soapMessage;
    }

    private AadhaarInfo retriveAadhaarInfo(final SOAPMessage soapResponseMessage) throws Exception {
        final Unmarshaller unmarshaller = JAXBContext
                .newInstance(Class.forName(applicationProperties.getProperty("aadhaar.info.ws.client.impl.class.fqn"))).createUnmarshaller();
        return (AadhaarInfo) unmarshaller.unmarshal(soapResponseMessage.getSOAPBody().extractContentAsDocument());
    }

}