package org.opentrafficsim.draw.network;
   
   import java.rmi.RemoteException;
   import java.util.LinkedHashSet;
   import java.util.Set;
   
   import javax.naming.NamingException;
   
   import org.opentrafficsim.core.dsol.OtsSimulatorInterface;
  import org.opentrafficsim.core.network.Network;
  import org.opentrafficsim.core.network.NetworkUtils;
  
  import nl.tudelft.simulation.dsol.animation.Locatable;
  import nl.tudelft.simulation.dsol.animation.D2.Renderable2DInterface;
  import nl.tudelft.simulation.dsol.simulators.AnimatorInterface;
  import nl.tudelft.simulation.naming.context.ContextInterface;
  import nl.tudelft.simulation.naming.context.util.ContextUtil;
  
  /**
   * NetworkAnimationUtils can make a deep clone of a network, including animation, and can destroy the animation.
   * <p>
   * Copyright (c) 2013-2023 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. All rights reserved. <br>
   * BSD-style license. See <a href="https://opentrafficsim.org/docs/license.html">OpenTrafficSim License</a>.
   * </p>
   * @author <a href="https://github.com/averbraeck" target="_blank">Alexander Verbraeck</a>
   */
  public final class NetworkAnimationUtils
  {
      /** */
      private NetworkAnimationUtils()
      {
          // utility class
      }
  
      /**
       * Remove all objects and animation in the network.
       * @param network Network; the network to destroy
       * @param simulator OtsSimulatorInterface; the simulator of the old network
       */
      @SuppressWarnings("checkstyle:designforextension")
      public static void destroy(final Network network, final OtsSimulatorInterface simulator)
      {
          Set<Renderable2DInterface<?>> animationObjects = new LinkedHashSet<>();
          try
          {
              ContextInterface context =
                      ContextUtil.lookupOrCreateSubContext(simulator.getReplication().getContext(), "animation/2D");
              for (Object element : context.values())
              {
                  Renderable2DInterface<?> animationObject = (Renderable2DInterface<?>) element;
                  animationObjects.add(animationObject);
              }
  
              for (Renderable2DInterface<?> ao : animationObjects)
              {
                  try
                  {
                      ao.destroy(simulator);
                  }
                  catch (Exception e)
                  {
                      //
                  }
              }
          }
          catch (NamingException | RemoteException exception)
          {
              System.err.println("Error when destroying animation objects");
          }
  
          // destroy the network, GTUs, Routes, etc.
          NetworkUtils.destroy(network);
      }
  
      /**
       * Remove all animation objects of the given class.
       * @param clazz Class&lt;?&gt;; the class to remove the animation objects for
       * @param oldSimulator OtsSimulatorInterface; the old simulator
       */
      @SuppressWarnings("checkstyle:designforextension")
      public static void removeAnimation(final Class<?> clazz, final OtsSimulatorInterface oldSimulator)
      {
          if (!(oldSimulator instanceof AnimatorInterface))
          {
              return;
          }
  
          try
          {
              ContextInterface context =
                      ContextUtil.lookupOrCreateSubContext(oldSimulator.getReplication().getContext(), "animation/2D");
              for (Object element : context.values())
              {
                  Renderable2DInterface<?> animationObject = (Renderable2DInterface<?>) element;
                  Locatable locatable = animationObject.getSource();
                  if (clazz.isAssignableFrom(locatable.getClass()))
                  {
                      animationObject.destroy(oldSimulator);
                  }
             }
         }
         catch (NamingException | RemoteException exception)
         {
             System.err.println("Error when destroying animation objects for class " + clazz.getSimpleName());
         }
     }
 
 }