package alice.topology.node;

import java.util.List;

import alice.codesegment.CodeSegment;
import alice.datasegment.CommandType;
import alice.datasegment.DataSegmentManager;
import alice.datasegment.Receiver;

public class PrepareToClose extends CodeSegment {

    private Receiver info = ids.create(CommandType.PEEK);
    private Receiver info1 = ids.create(CommandType.TAKE);

    public PrepareToClose() {
        info.setKey("_CLOSEMESSEAGE", this);
        info1.setKey("_CLIST", this);
    }

    @SuppressWarnings("unchecked")
    @Override
    public void run() {
        String managerKey = info.asString();
        List<String> list = info1.asClass(List.class);
        if (list.contains(managerKey)) {
            list.remove(managerKey);
            DataSegmentManager manager = aliceDaemon.dataSegment.get(managerKey);
            manager.setSendError(false);

            ods.put(managerKey, "_CLOSEREADY", managerKey);
            ods.put("_CLOSEREADY", managerKey);

            new CloseRemoteDataSegment();
        } else {
            // lost node is this node's parent, so already removed
            new ReceiveCloseMessage(CommandType.TAKE);
        }
        ods.put(info1.key, list);

    }

}