/*
 * Copyright 2016 Red Hat, Inc. and/or its affiliates
 * and other contributors as indicated by the @author tags.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.keycloak.cluster.infinispan;

import org.keycloak.cluster.ClusterEvent;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
import java.util.Objects;

import org.infinispan.commons.marshall.Externalizer;
import org.infinispan.commons.marshall.MarshallUtil;
import org.infinispan.commons.marshall.SerializeWith;

/**
 * @author <a href="mailto:mposolda@redhat.com">Marek Posolda</a>
 */
@SerializeWith(WrapperClusterEvent.ExternalizerImpl.class)
public class WrapperClusterEvent implements ClusterEvent {

    private String eventKey;
    private String sender;
    private String senderSite;
    private boolean ignoreSender;
    private boolean ignoreSenderSite;
    private ClusterEvent delegateEvent;

    public String getEventKey() {
        return eventKey;
    }

    public void setEventKey(String eventKey) {
        this.eventKey = eventKey;
    }

    public String getSender() {
        return sender;
    }

    public void setSender(String sender) {
        this.sender = sender;
    }

    public String getSenderSite() {
        return senderSite;
    }

    public void setSenderSite(String senderSite) {
        this.senderSite = senderSite;
    }

    public boolean isIgnoreSender() {
        return ignoreSender;
    }

    public void setIgnoreSender(boolean ignoreSender) {
        this.ignoreSender = ignoreSender;
    }

    public boolean isIgnoreSenderSite() {
        return ignoreSenderSite;
    }

    public void setIgnoreSenderSite(boolean ignoreSenderSite) {
        this.ignoreSenderSite = ignoreSenderSite;
    }

    public ClusterEvent getDelegateEvent() {
        return delegateEvent;
    }

    public void setDelegateEvent(ClusterEvent delegateEvent) {
        this.delegateEvent = delegateEvent;
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (o == null || getClass() != o.getClass()) return false;
        WrapperClusterEvent that = (WrapperClusterEvent) o;
        return ignoreSender == that.ignoreSender && ignoreSenderSite == that.ignoreSenderSite && Objects.equals(eventKey, that.eventKey) && Objects.equals(sender, that.sender) && Objects.equals(senderSite, that.senderSite) && Objects.equals(delegateEvent, that.delegateEvent);
    }

    @Override
    public int hashCode() {
        return Objects.hash(eventKey, sender, senderSite, ignoreSender, ignoreSenderSite, delegateEvent);
    }

    @Override
    public String toString() {
        return String.format("WrapperClusterEvent [ eventKey=%s, sender=%s, senderSite=%s, delegateEvent=%s ]", eventKey, sender, senderSite, delegateEvent.toString());
    }

    public static class ExternalizerImpl implements Externalizer<WrapperClusterEvent> {

        private static final int VERSION_1 = 1;

        @Override
        public void writeObject(ObjectOutput output, WrapperClusterEvent obj) throws IOException {
            output.writeByte(VERSION_1);

            MarshallUtil.marshallString(obj.eventKey, output);
            MarshallUtil.marshallString(obj.sender, output);
            MarshallUtil.marshallString(obj.senderSite, output);
            output.writeBoolean(obj.ignoreSender);
            output.writeBoolean(obj.ignoreSenderSite);

            output.writeObject(obj.delegateEvent);
        }

        @Override
        public WrapperClusterEvent readObject(ObjectInput input) throws IOException, ClassNotFoundException {
            switch (input.readByte()) {
                case VERSION_1:
                    return readObjectVersion1(input);
                default:
                    throw new IOException("Unknown version");
            }
        }

        public WrapperClusterEvent readObjectVersion1(ObjectInput input) throws IOException, ClassNotFoundException {
            WrapperClusterEvent res = new WrapperClusterEvent();

            res.eventKey = MarshallUtil.unmarshallString(input);
            res.sender = MarshallUtil.unmarshallString(input);
            res.senderSite = MarshallUtil.unmarshallString(input);
            res.ignoreSender = input.readBoolean();
            res.ignoreSenderSite = input.readBoolean();

            res.delegateEvent = (ClusterEvent) input.readObject();

            return res;
        }
    }
}
