/*
 * Copyright (c) 2015 Cisco Systems, Inc. and others.  All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
 * and is available at http://www.eclipse.org/legal/epl-v10.html
 */
package org.opendaylight.openflowplugin.impl.services;

import java.util.concurrent.Future;
import org.opendaylight.openflowplugin.api.openflow.device.DeviceContext;
import org.opendaylight.openflowplugin.api.openflow.device.RequestContextStack;
import org.opendaylight.openflowplugin.api.openflow.device.Xid;
import org.opendaylight.openflowplugin.extension.api.ConvertorMessageToOFJava;
import org.opendaylight.openflowplugin.extension.api.ExtensionConverterProviderKeeper;
import org.opendaylight.openflowplugin.extension.api.TypeVersionKey;
import org.opendaylight.openflowplugin.extension.api.exception.ConversionException;
import org.opendaylight.openflowplugin.extension.api.exception.ConverterNotFoundException;
import org.opendaylight.yang.gen.v1.urn.opendaylight.experimenter.message.service.rev151020.SalExperimenterMessageService;
import org.opendaylight.yang.gen.v1.urn.opendaylight.experimenter.message.service.rev151020.SendExperimenterInput;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.ExperimenterInputBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.OfHeader;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.experimenter.core.ExperimenterDataOfChoice;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.experimenter.types.rev151020.experimenter.core.message.ExperimenterMessageOfChoice;
import org.opendaylight.yangtools.yang.common.RpcResult;


public class SalExperimenterMessageServiceImpl extends AbstractVoidService<SendExperimenterInput> implements SalExperimenterMessageService {

    public SalExperimenterMessageServiceImpl(final RequestContextStack requestContextStack, final DeviceContext deviceContext) {
        super(requestContextStack, deviceContext);
    }

    @Override
    protected OfHeader buildRequest(Xid xid, SendExperimenterInput input) throws ConversionException {
        final TypeVersionKey key = new TypeVersionKey(input.getExperimenterMessageOfChoice().getImplementedInterface(), getVersion());
        final ConvertorMessageToOFJava<ExperimenterMessageOfChoice, ExperimenterDataOfChoice> messageConverter =
                ((ExtensionConverterProviderKeeper) getDeviceContext())
                        .getExtensionConverterProvider().getMessageConverter(key);

        if (messageConverter == null) {
            throw new ConverterNotFoundException(key.toString());
        }
        
        final ExperimenterInputBuilder experimenterInputBld = new ExperimenterInputBuilder()
                .setExperimenter(messageConverter.getExperimenterId())
                .setExpType(messageConverter.getType())
                .setExperimenterDataOfChoice(messageConverter.convert(input.getExperimenterMessageOfChoice()))
                .setVersion(getVersion())
                .setXid(xid.getValue());
        return experimenterInputBld.build();
    }

    @Override
    public Future<RpcResult<Void>> sendExperimenter(SendExperimenterInput input) {
        return handleServiceCall(input);
    }
}