/*-
 * ~~~~~~licensing~~~~~~
 * system-commons
 * ==========
 * Copyright (C) 2020 - 2025 EmDev LLC
 * ==========
 * You may not use this file except in accordance with the License Terms of the Copyright
 * Holder located at: https://entaxy.ru/eula . All copyrights, all intellectual property
 * rights to the Software and any copies are the property of the Copyright Holder. Unless
 * it is explicitly allowed the Copyright Holder, the User is prohibited from using the
 * Software for commercial purposes to provide services to third parties.
 * 
 * The Copyright Holder hereby declares that the Software is provided on an "AS IS".
 * Under no circumstances does the Copyright Holder guarantee or promise that the
 * Software provided by him will be suitable or not suitable for the specific purposes
 * of the User, that the Software will meet all commercial and personal subjective
 * expectations of the User, that the Software will work properly, without technical
 * errors, quickly and uninterruptedly.
 * 
 * Under no circumstances shall the Copyright Holder or its Affiliates is not liable
 * to the User for any direct or indirect losses of the User, his expenses or actual
 * damage, including, downtime; loss of bussines; lost profit; lost earnings; loss
 * or damage to data, property, etc.
 * ~~~~~~/licensing~~~~~~
 */
package ru.entaxy.esb.system.common.aggregation.hazelcast;

import com.hazelcast.core.HazelcastInstance;
import com.hazelcast.core.MemberAttributeEvent;
import com.hazelcast.core.MembershipEvent;
import com.hazelcast.core.MembershipListener;
import org.apache.camel.CamelContext;
import org.apache.camel.processor.aggregate.AggregateProcessorSetter;
import org.apache.camel.processor.aggregate.EntaxyAggregateProcessor;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class DisconnectedMembershipListener implements MembershipListener, AggregateProcessorSetter {

    protected static final Logger log = LoggerFactory.getLogger(DisconnectedMembershipListener.class);
    private CamelContext camelContext;
    private EntaxyAggregateProcessor aggregateProcessor;

    @Override
    public void memberAdded(MembershipEvent membershipEvent) {
    }

    @Override
    public void memberRemoved(MembershipEvent membershipEvent) {
        try {
            aggregateProcessor.recoverCompletedMessageFromAggregationRepository(camelContext);
            aggregateProcessor.restoreTimeoutMapFromAggregationRepository();
        } catch (Exception e) {
            log.error("Can't restore Timeout from Aggregator. Please restart bundle.", e);
        }
    }

    @Override
    public void memberAttributeChanged(MemberAttributeEvent memberAttributeEvent) {
    }

    @Override
    public void setAggregateProcessor(EntaxyAggregateProcessor aggregateProcessor) {
        this.aggregateProcessor = aggregateProcessor;
    }

    public void setHazelcastInstance(HazelcastInstance hazelcastInstance) {
        hazelcastInstance.getCluster().addMembershipListener(this);
    }

    public void setCamelContext(CamelContext camelContext) {
        this.camelContext = camelContext;
    }
}
