content: /*
      This file is part of the HeavenMS MapleStory Server
      Copyleft (L) 2016 - 2019 RonanLana
  
      This program is free software: you can redistribute it and/or modify
      it under the terms of the GNU Affero General Public License as
      published by the Free Software Foundation version 3 as published by
      the Free Software Foundation. You may not use, modify or distribute
      this program under any other version of the GNU Affero General Public
      License.
  
      This program 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 Affero General Public License for more details.
  
      You should have received a copy of the GNU Affero General Public License
      along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
  package net.server.services.task.channel;
  
  import net.server.services.BaseService;
  import config.YamlConfig;
  import net.server.audit.locks.MonitoredLockType;
  
  import java.util.HashSet;
  import java.util.List;
  import java.util.Set;
  import net.server.audit.LockCollector;
  import net.server.audit.locks.MonitoredReentrantLock;
  import net.server.audit.locks.factory.MonitoredReentrantLockFactory;
  import net.server.services.BaseScheduler;
  import net.server.services.SchedulerListener;
  
  /**
   *
   * @author Ronan
   */
  public class MobAnimationService extends BaseService {
      
      private MobAnimationScheduler mobAnimationSchedulers[] = new MobAnimationScheduler[YamlConfig.config.server.CHANNEL_LOCKS];
      
      public MobAnimationService() {
          for(int i = 0; i < YamlConfig.config.server.CHANNEL_LOCKS; i++) {
              mobAnimationSchedulers[i] = new MobAnimationScheduler();
          }
      }
      
      @Override
      public void dispose() {
          for(int i = 0; i < YamlConfig.config.server.CHANNEL_LOCKS; i++) {
              if(mobAnimationSchedulers[i] != null) {
                  mobAnimationSchedulers[i].dispose();
                  mobAnimationSchedulers[i] = null;
              }
          }
      }
      
      public boolean registerMobOnAnimationEffect(int mapid, int mobHash, long delay) {
          return mobAnimationSchedulers[getChannelSchedulerIndex(mapid)].registerAnimationMode(mobHash, delay);
      }
      
      private static Runnable r = new Runnable() {
          @Override
          public void run() {}    // do nothing
      };
      
      private class MobAnimationScheduler extends BaseScheduler {
          Set<Integer> onAnimationMobs = new HashSet<>(1000);
          private MonitoredReentrantLock animationLock = MonitoredReentrantLockFactory.createLock(MonitoredLockType.CHANNEL_MOBANIMAT, true);
          
          public MobAnimationScheduler() {
              super(MonitoredLockType.CHANNEL_MOBACTION);
  
              super.addListener(new SchedulerListener() {
                  @Override
                  public void removedScheduledEntries(List<Object> toRemove, boolean update) {
                      animationLock.lock();
                      try {
                          for(Object hashObj : toRemove) {
                              Integer mobHash = (Integer) hashObj;
                              onAnimationMobs.remove(mobHash);
                          }
                      } finally {
                          animationLock.unlock();
                      }
                  }
              });
          }
  
          public boolean registerAnimationMode(Integer mobHash, long animationTime) {
              animationLock.lock();
              try {
                  if(onAnimationMobs.contains(mobHash)) {
                      return false;
                  }
  
                  registerEntry(mobHash, r, animationTime);
                  onAnimationMobs.add(mobHash);
                  return true;
              } finally {
                  animationLock.unlock();
              }
          }
  
          @Override
          public void dispose() {
              disposeLocks();
              super.dispose();
          }
  
          private void disposeLocks() {
              LockCollector.getInstance().registerDisposeAction(new Runnable() {
                  @Override
                  public void run() {
                      emptyLocks();
                  }
              });
          }
  
          private void emptyLocks() {
              animationLock = animationLock.dispose();
          }
          
      }
      
  }
  