package org.opentrafficsim.road.network.sampling;
   
   import org.djunits.value.vdouble.scalar.Speed;
   import org.opentrafficsim.base.OtsRuntimeException;
   import org.opentrafficsim.core.network.NetworkException;
   import org.opentrafficsim.kpi.interfaces.GtuData;
   import org.opentrafficsim.road.gtu.LaneBasedGtu;
   import org.opentrafficsim.road.gtu.tactical.util.SpeedLimitUtil;
   
  /**
   * GTU representation in road sampler.
   * <p>
   * Copyright (c) 2013-2026 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 Alexander Verbraeck
   * @author Peter Knoppers
   * @author Wouter Schakel
   */
  public class GtuDataRoad implements GtuData
  {
  
      /** GTU. */
      private final LaneBasedGtu gtu;
  
      /**
       * Constructor.
       * @param gtu GTU
       */
      public GtuDataRoad(final LaneBasedGtu gtu)
      {
          this.gtu = gtu;
      }
  
      /**
       * Get GTU.
       * @return GTU.
       */
      public LaneBasedGtu getGtu()
      {
          return this.gtu;
      }
  
      @Override
      public String getId()
      {
          return this.gtu.getId();
      }
  
      @Override
      public String getOriginId()
      {
          try
          {
              return this.gtu.getStrategicalPlanner().getRoute().get().originNode().getId();
          }
          catch (NetworkException | NullPointerException exception)
          {
              throw new OtsRuntimeException("Could not get origin node.", exception);
          }
      }
  
      @Override
      public String getDestinationId()
      {
          try
          {
              return this.gtu.getStrategicalPlanner().getRoute().get().destinationNode().getId();
          }
          catch (NetworkException | NullPointerException exception)
          {
              throw new OtsRuntimeException("Could not get destination node.", exception);
          }
      }
  
      @Override
      public String getGtuTypeId()
      {
          return this.gtu.getType().getId();
      }
  
      @Override
      public String getRouteId()
      {
          return this.gtu.getStrategicalPlanner().getRoute()
                  .orElseThrow(() -> new OtsRuntimeException("Could not get id of route.")).getId();
      }
  
      @Override
      public Speed getReferenceSpeed()
      {
          return SpeedLimitUtil.getDesiredSpeedProxy(this.gtu.getPosition().lane().getSpeedLimits(this.gtu.getType()),
                  this.gtu.getMaximumSpeed());
      }
  
      @Override
      public String toString()
      {
          return "GtuData [gtu=" + this.gtu + "]";
     }
 
 }