package jmri.jmrix.ieee802154.xbee;

import com.digi.xbee.api.XBeeDevice;
import com.digi.xbee.api.RemoteXBeeDevice;
import java.util.Vector;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * XBeeInterfaceScaffold.java
 *
 * Test scaffold implementation of XBeeInterface
 *
 * @author Bob Jacobsen Copyright (C) 2002, 2006
 * @author Paul Bender Copyright (C) 2016
 *
 * Use an object of this type as a XBeeTrafficController in tests
 */
public class XBeeInterfaceScaffold extends XBeeTrafficController {

    private XBeeDevice localDevice;
    private XBeeAdapter a;
    public boolean dataSent = false;  // public OK here, so long as this is a test class

    public XBeeInterfaceScaffold() {
        super();
        // setup the mock XBee Connection.
        a= new XBeeAdapter(){
           @Override
           public boolean isOpen(){
              return true;
           }
           @Override
           public void close(){
           }
        };  
        // Create the local device.
        localDevice = new XBeeDevice(a){
           @Override
           public void sendData(RemoteXBeeDevice remoteXBeeDevice, byte[] data){
               // set the data sent flag.
               dataSent = true;
           }

           @Override
           public void sendDataAsync(RemoteXBeeDevice remoteXBeeDevice, byte[] data){
               // set the data sent flag.
               dataSent = true;
           }
        };

    }

    // override some XBeeTrafficController methods for test purposes
    @Override
    public boolean status() {
        return true;
    }

   @Override
   public XBeeDevice getXBee() {
        return localDevice;
   }

    /**
     * record XBee messages sent, provide access for making sure they are OK
     */
    public Vector<XBeeMessage> outbound = new Vector<XBeeMessage>();  // public OK here, so long as this is a test class
 
    @Override
    public void sendXBeeMessage(XBeeMessage m, XBeeListener replyTo) {
        if (log.isDebugEnabled()) {
            log.debug("sendXBeeMessage [{}]", m);
        }
        // save a copy
        outbound.addElement(m);
    }

    // test control member functions
    /**
     * forward a message to the listeners, e.g. test receipt
     */
    public void sendTestMessage(XBeeReply m) {
        // forward a test message to XBeeListeners
        if (log.isDebugEnabled()) {
            log.debug("sendTestMessage    [{}]", m);
        }
        notifyReply(m, null);
        return;
    }

    /*
     * Check number of listeners, used for testing dispose()
     */
    public int numListeners() {
        return cmdListeners.size();
    }

    /**
     * Avoid error message, normal in parent
     */
    @Override
    protected void connectionWarn() {
    }

    /**
     * Avoid error message, normal in parent
     */
    @Override
    protected void portWarn(Exception e) {
    }

    @Override
    public void receiveLoop() {
    }

    @Override
    protected void terminate(){
          if(localDevice!=null) {
             localDevice.close();
          }
          localDevice=null;
          a = null;
    }

    public void dispose(){
        terminate();
    }

    private static final Logger log = LoggerFactory.getLogger(XBeeInterfaceScaffold.class);

}