/*
 * Copyright (c) 2015 NetIDE Consortium 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.openflowjava.protocol.impl.deserialization.factories;

import io.netty.buffer.ByteBuf;
import org.opendaylight.openflowjava.protocol.api.extensibility.OFDeserializer;
import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
import org.opendaylight.openflowjava.util.ByteBufUtils;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortConfigV10;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortFeaturesV10;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortNumber;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PortModInput;
import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PortModInputBuilder;

/**
 * @author giuseppex.petralia@intel.com
 *
 */
public class OF10PortModInputMessageFactory implements OFDeserializer<PortModInput> {

    @Override
    public PortModInput deserialize(final ByteBuf rawMessage) {
        PortModInputBuilder builder = new PortModInputBuilder();
        builder.setVersion((short) EncodeConstants.OF10_VERSION_ID);
        builder.setXid(rawMessage.readUnsignedInt());
        builder.setPortNo(new PortNumber((long) rawMessage.readUnsignedShort()));
        builder.setHwAddress(ByteBufUtils.readIetfMacAddress(rawMessage));
        builder.setConfigV10(createPortConfig(rawMessage.readUnsignedInt()));
        builder.setMaskV10(createPortConfig(rawMessage.readUnsignedInt()));
        builder.setAdvertiseV10(createPortFeatures(rawMessage.readUnsignedInt()));
        return builder.build();
    }

    private static PortConfigV10 createPortConfig(final long input) {
        final Boolean _portDown = ((input) & (1 << 0)) > 0;
        final Boolean _noStp = ((input) & (1 << 1)) > 0;
        final Boolean _noRecv = ((input) & (1 << 2)) > 0;
        final Boolean _noRecvStp = ((input) & (1 << 3)) > 0;
        final Boolean _noFlood = ((input) & (1 << 4)) > 0;
        final Boolean _noFwd = ((input) & (1 << 5)) > 0;
        final Boolean _noPacketIn = ((input) & (1 << 6)) > 0;
        return new PortConfigV10(_noFlood, _noFwd, _noPacketIn, _noRecv, _noRecvStp, _noStp, _portDown);
    }

    private static PortFeaturesV10 createPortFeatures(final long input) {
        final Boolean _10mbHd = ((input) & (1 << 0)) > 0;
        final Boolean _10mbFd = ((input) & (1 << 1)) > 0;
        final Boolean _100mbHd = ((input) & (1 << 2)) > 0;
        final Boolean _100mbFd = ((input) & (1 << 3)) > 0;
        final Boolean _1gbHd = ((input) & (1 << 4)) > 0;
        final Boolean _1gbFd = ((input) & (1 << 5)) > 0;
        final Boolean _10gbFd = ((input) & (1 << 6)) > 0;
        final Boolean _copper = ((input) & (1 << 7)) > 0;
        final Boolean _fiber = ((input) & (1 << 8)) > 0;
        final Boolean _autoneg = ((input) & (1 << 9)) > 0;
        final Boolean _pause = ((input) & (1 << 10)) > 0;
        final Boolean _pauseAsym = ((input) & (1 << 11)) > 0;
        return new PortFeaturesV10(_100mbFd, _100mbHd, _10gbFd, _10mbFd, _10mbHd, _1gbFd, _1gbHd, _autoneg, _copper,
                _fiber, _pause, _pauseAsym);
    }

}