package io.moquette.interception;

import com.hazelcast.core.HazelcastInstance;
import com.hazelcast.core.ITopic;
import io.moquette.interception.messages.InterceptPublishMessage;
import io.moquette.server.Server;
import io.netty.buffer.ByteBuf;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import static io.moquette.spi.impl.Utils.readBytesAndRewind;

/**
 * Created by mackristof on 28/05/2016.
 */
public class HazelcastInterceptHandler extends AbstractInterceptHandler {

    private static final Logger LOG = LoggerFactory.getLogger(HazelcastInterceptHandler.class);
    private final HazelcastInstance hz;

    public HazelcastInterceptHandler(Server server){
        this.hz = server.getHazelcastInstance();
    }
    
    @Override
    public String getID() {
    	return HazelcastInterceptHandler.class.getName() + "@" + hz.getName();
    }

    @Override
    public void onPublish(InterceptPublishMessage msg) {
        //TODO ugly, too much array copy
        ByteBuf payload = msg.getPayload();
        byte[] payloadContent = readBytesAndRewind(payload);

        LOG.info("{} publish on {} message: {}", msg.getClientID(), msg.getTopicName(), new String(payloadContent));
        ITopic<HazelcastMsg> topic = hz.getTopic("moquette");
        HazelcastMsg hazelcastMsg = new HazelcastMsg(msg);
        topic.publish(hazelcastMsg);
    }

}