/*
 * Copyright (c) 2015, 2017 Ericsson India Global Services Pvt Ltd. 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.ovsdb.hwvtepsouthbound.transactions.md;

import java.util.Collection;
import org.opendaylight.mdsal.binding.api.ReadWriteTransaction;
import org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepConnectionInstance;
import org.opendaylight.ovsdb.lib.message.TableUpdates;
import org.opendaylight.ovsdb.lib.schema.DatabaseSchema;
import org.opendaylight.ovsdb.lib.schema.typed.TyperUtils;
import org.opendaylight.ovsdb.schema.hardwarevtep.LogicalSwitch;
import org.opendaylight.ovsdb.utils.mdsal.utils.TransactionType;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepGlobalAugmentation;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepNodeName;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LogicalSwitches;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.LogicalSwitchesKey;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;

public class HwvtepLogicalSwitchRemoveCommand extends AbstractTransactionCommand<LogicalSwitches> {

    public HwvtepLogicalSwitchRemoveCommand(HwvtepConnectionInstance key, TableUpdates updates,
            DatabaseSchema dbSchema) {
        super(key, updates, dbSchema);
    }

    @Override
    public void execute(ReadWriteTransaction transaction) {
        Collection<LogicalSwitch> deletedLSRows =
                TyperUtils.extractRowsRemoved(LogicalSwitch.class, getUpdates(), getDbSchema()).values();
        for (LogicalSwitch logicalSwitch : deletedLSRows) {
            InstanceIdentifier<LogicalSwitches> switchIid = getOvsdbConnectionInstance().getInstanceIdentifier()
                    .augmentation(HwvtepGlobalAugmentation.class)
                    .child(LogicalSwitches.class, new LogicalSwitchesKey(new HwvtepNodeName(logicalSwitch.getName())));
            // TODO Delete any references
            addToDeleteTx(transaction, LogicalSwitches.class, switchIid, logicalSwitch.getUuid());
            addToDeviceUpdate(TransactionType.DELETE, logicalSwitch);
        }
    }

}