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// Portions Copyright [2017-2021] [Payara Foundation and/or its affiliates]
package org.glassfish.web.ha;

import com.sun.enterprise.config.serverbeans.AvailabilityService;
import com.sun.enterprise.config.serverbeans.Config;
import fish.payara.nucleus.hazelcast.HazelcastCore;
import org.glassfish.api.admin.ServerEnvironment;
import org.glassfish.security.common.HAUtil;
import jakarta.inject.Inject;
import org.jvnet.hk2.annotations.Optional;
import jakarta.inject.Named;

import org.jvnet.hk2.annotations.Service;
import org.glassfish.hk2.api.PerLookup;

/**
 * Implementations for high availability utils
 * 
 * @author vbkumarjayanti
 */
@Service
@PerLookup
public class HAUtilImpl implements HAUtil {

    @Inject
    @Named(ServerEnvironment.DEFAULT_INSTANCE_NAME)
    private Config config;

    @Inject
    @Optional
    HazelcastCore hazelcast;

    @Override
    public String getClusterName() {
        return hazelcast != null ? hazelcast.getMemberGroup() : null;
    }

    @Override
    public String getInstanceName() {
        return hazelcast != null ? hazelcast.getMemberName() : null;
    }

    @Override
    public boolean isHAEnabled() {
        AvailabilityService availabilityService = config.getAvailabilityService();
        if (availabilityService != null && hazelcast != null && hazelcast.isEnabled()) {
            return Boolean.valueOf(availabilityService.getAvailabilityEnabled());
        }
        
        return false;
    }
}