content: /**
   * This file is part of Aion-Lightning <aion-lightning.org>.
   *
   *  Aion-Lightning is free software: you can redistribute it and/or modify
   *  it under the terms of the GNU General Public License as published by
   *  the Free Software Foundation, either version 3 of the License, or
   *  (at your option) any later version.
   *
   *  Aion-Lightning is distributed in the hope that it will be useful,
   *  but WITHOUT ANY WARRANTY; without even the implied warranty of
   *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   *  GNU General Public License for more details. *
   *  You should have received a copy of the GNU General Public License
   *  along with Aion-Lightning.
   *  If not, see <http://www.gnu.org/licenses/>.
   */
  package com.aionemu.gameserver.ai2.handler;
  
  import com.aionemu.gameserver.ai2.AIState;
  import com.aionemu.gameserver.ai2.AISubState;
  import com.aionemu.gameserver.ai2.AbstractAI;
  import com.aionemu.gameserver.ai2.NpcAI2;
  import com.aionemu.gameserver.ai2.manager.WalkManager;
  import com.aionemu.gameserver.model.gameobjects.Npc;
  
  /**
   * @author Rolandas
   */
  public class FreezeEventHandler {
  
  	public static void onUnfreeze(AbstractAI ai) {
  		if (ai.isInSubState(AISubState.FREEZE)) {
  			ai.setSubStateIfNot(AISubState.NONE);
  			if (ai instanceof NpcAI2) {
  				Npc npc = ((NpcAI2) ai).getOwner();
  				if (npc.getWalkerGroup() != null) {
  					ai.setStateIfNot(AIState.WALKING);
  					ai.setSubStateIfNot(AISubState.WALK_WAIT_GROUP);
  				}
  				else if (npc.getSpawn().getRandomWalk() > 0) {
  					ai.setStateIfNot(AIState.WALKING);
  					ai.setSubStateIfNot(AISubState.WALK_RANDOM);
  				}
  				npc.updateKnownlist();
  			}
  			ai.think();
  		}
  	}
  
  	public static void onFreeze(AbstractAI ai) {
  		if (ai.isInState(AIState.WALKING)) {
  			WalkManager.stopWalking((NpcAI2) ai);
  		}
  		ai.setStateIfNot(AIState.IDLE);
  		ai.setSubStateIfNot(AISubState.FREEZE);
  		ai.think();
  		if (ai instanceof NpcAI2) {
  			Npc npc = ((NpcAI2) ai).getOwner();
  			npc.updateKnownlist();
  			npc.getAggroList().clear();
  			npc.getEffectController().removeAllEffects();
  		}
  	}
  }
  