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.model.templates.item.actions;
  
  import javax.xml.bind.annotation.XmlAttribute;
  
  import com.aionemu.gameserver.model.DescriptionId;
  import com.aionemu.gameserver.model.gameobjects.Item;
  import com.aionemu.gameserver.model.gameobjects.player.Player;
  import com.aionemu.gameserver.network.aion.serverpackets.SM_ITEM_USAGE_ANIMATION;
  import com.aionemu.gameserver.network.aion.serverpackets.SM_SYSTEM_MESSAGE;
  import com.aionemu.gameserver.utils.PacketSendUtility;
  
  /**
   * Created by Alex on 23.12.2014.
   * Reworked by FrozenKiller 15.05.2019
   */
  public class ExpAction extends AbstractItemAction {
  
  	@XmlAttribute(name = "cost")
  	protected Integer cost;
  
  	@XmlAttribute(name = "percent")
  	protected boolean isPercent;
  
  	@Override
  	public boolean canAct(Player player, Item parentItem, Item targetItem) {
  		if (cost != null) {
  			return true;
  		}
  		return false;
  	}
  
  	@Override
  	public void act(Player player, Item parentItem, Item targetItem) {
  		long exp = player.getCommonData().getExpNeed();
  		long expPercent = isPercent ? (exp * cost / 100) : cost;
  		if (player.getInventory().decreaseByObjectId(parentItem.getObjectId(), 1)) {
  			player.getCommonData().setExp(player.getCommonData().getExp() + expPercent);
  			PacketSendUtility.broadcastPacket(player, new SM_ITEM_USAGE_ANIMATION(player.getObjectId(), parentItem.getObjectId(), parentItem.getItemId()));
  			PacketSendUtility.sendPacket(player, SM_SYSTEM_MESSAGE.STR_GET_EXP_DESC(new DescriptionId(parentItem.getNameId()), expPercent));
  		} else {
  			return;
  		}
  	}
  }
  