package cz.cuni.amis.pogamut.usar2004.communication.translator;
   
   import java.util.logging.Logger;
   
   import com.google.inject.Inject;
   
   import cz.cuni.amis.fsm.FSM;
   import cz.cuni.amis.pogamut.base.communication.messages.InfoMessage;
   import cz.cuni.amis.pogamut.base.communication.translator.IWorldMessageTranslator;
  import cz.cuni.amis.pogamut.base.communication.translator.event.IWorldChangeEvent;
  import cz.cuni.amis.pogamut.base.communication.translator.exception.TranslatorException;
  import cz.cuni.amis.pogamut.base.utils.logging.IAgentLogger;
  import cz.cuni.amis.pogamut.usar2004.communication.translator.state.DefaultState;
  
  
  /**
   * BotFSM is wrapper for the FSM instance that uses states from cz.cuni.amis.pogamut.ut2004.communication.translator.bot package.
   *
   * @author Jimmy
   */
  public class USARBotFSM implements IWorldMessageTranslator {
  
  	private IWorldEventQueue eventQueue = new IWorldEventQueue.Queue();
  
  	private USARTranslatorContext context = null;
  
  	private FSM<InfoMessage, USARTranslatorContext> fsm = null;
  
  	private Logger log;
  
  	@Inject
  	public USARBotFSM(IAgentLogger logger) {
  		this.log = logger.getCategory(getClass().getSimpleName());
  		context = new USARTranslatorContext(eventQueue, log);
                  //TODO create protocol states
  		fsm = new FSM<InfoMessage, USARTranslatorContext>(context, DefaultState.class, log);
  	}
  
  	@Override
  	public IWorldChangeEvent[] processMessage(InfoMessage message) throws TranslatorException {
  		fsm.push(context, message);
  		return eventQueue.popEvents();
  	}
  
  	@Override
  	public void reset() {
  		context.reset();
  		this.fsm.restart(context);
  	}
  
      @Override
  	public String toString() {
  		return "USARBotFSM";
  	}
  
  }