package christie.topology.manager;


import christie.annotation.Peek;
import christie.annotation.Take;
import christie.codegear.CodeGear;
import christie.codegear.CodeGearManager;
import christie.topology.HostMessage;

import java.util.HashMap;

public class CreateTreeTopology extends CodeGear{

    @Take
    HostMessage newHost;

    @Take
    int hostCount;

    @Peek
    HashMap<String, HostMessage> nameTable;

    @Take
    String MD5;

    @Peek
    HashMap<String, String> absCookieTable;

    @Peek
    ParentManager parentManager;

    public CreateTreeTopology(){
    }

    @Override
    protected void run(CodeGearManager cgm) {
        System.out.println("cookie:" + MD5);

        String nodeName = "node" + hostCount;
        // Manager connect to Node

        cgm.createRemoteDGM(nodeName, newHost.hostName, newHost.port);

        getDGM(nodeName).put("nodeName", nodeName);
        getDGM(nodeName).put("cookie", MD5);

        absCookieTable.put(MD5, nodeName);
        getLocalDGM().put("hostCount", hostCount + 1);

        newHost.alive = true;
        nameTable.put(nodeName, newHost);
        parentManager.register(nodeName);

        if (hostCount == 0) {
            // どこにも繋がれるところがないので, ルートのとき.
            // ルートなので, connectNodeNumもreverseCountも0でいい.
            getDGM(nodeName).put("connectNodeNum", 0);
            getDGM(nodeName).put("reverseCount", 0);
            getLocalDGM().put("start", true);

        } else {
            // 親のみにつながればいいので1
            getDGM(nodeName).put("connectNodeNum", 1);
            // put parent information own
            String parentNodeName = parentManager.getMyParent();
            HostMessage parent = nameTable.get(parentNodeName);
            int num = parentManager.getMyNumber();

            HostMessage newHost = new HostMessage(parent.hostName, parent.port, "parent", "child" + num);
            newHost.nodeName = parentNodeName;
            newHost.remoteNodeName = nodeName; // address

            getLocalDGM().put("nodeInfo", newHost);
            cgm.setup(new RecordTopology());

            // put own information parent
            newHost = new HostMessage(newHost.hostName, newHost.port, "child" + num, "parent");
            newHost.nodeName = nodeName;
            newHost.remoteNodeName = parentNodeName;

            getLocalDGM().put("nodeInfo", newHost);
            cgm.setup(new RecordTopology());
        }
    }
}