/**
 * 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/>.
 *
 *
 * Credits goes to all Open Source Core Developer Groups listed below
 * Please do not change here something, ragarding the developer credits, except the "developed by XXXX".
 * Even if you edit a lot of files in this source, you still have no rights to call it as "your Core".
 * Everybody knows that this Emulator Core was developed by Aion Lightning 
 * @-Aion-Unique-
 * @-Aion-Lightning
 * @Aion-Engine
 * @Aion-Extreme
 * @Aion-NextGen
 * @Aion-Core Dev.
 */
package ai.instance.aturamSkyFortress;

import ai.AggressiveNpcAI2;
import com.aionemu.commons.network.util.ThreadPoolManager;
import com.aionemu.gameserver.ai2.AI2Actions;
import com.aionemu.gameserver.ai2.AIName;
import com.aionemu.gameserver.ai2.poll.AIAnswer;
import com.aionemu.gameserver.ai2.poll.AIAnswers;
import com.aionemu.gameserver.ai2.poll.AIQuestion;
import com.aionemu.gameserver.model.gameobjects.Creature;
import com.aionemu.gameserver.skillengine.SkillEngine;
import com.aionemu.gameserver.utils.MathUtil;

import java.util.concurrent.Future;

/**
 * @author xTz
 */
@AIName("shulack_guided_bomb")
public class ShulackGuidedBombAI2 extends AggressiveNpcAI2 {

    private boolean isDestroyed;
    private boolean isHome = true;
    Future<?> task;

    @Override
    protected void handleDespawned() {
        super.handleDespawned();
        if (task != null) {
            task.cancel(true);
        }
    }

    @Override
    protected void handleSpawned() {
        super.handleSpawned();
        starLifeTask();
    }

    @Override
    protected void handleCreatureAggro(Creature creature) {
        super.handleCreatureAggro(creature);
        if (isHome) {
            isHome = false;
            doSchedule(creature);
        }
    }

    private void starLifeTask() {
        ThreadPoolManager.getInstance().schedule(new Runnable() {
            @Override
            public void run() {
                if (!isAlreadyDead() && !isDestroyed) {
                    despawn();
                }
            }
        }, 10000);
    }

    private void doSchedule(final Creature creature) {

        task = ThreadPoolManager.getInstance().scheduleAtFixedRate(new Runnable() {
            @Override
            public void run() {
                if (!isAlreadyDead() && !isDestroyed) {
                    destroy(creature);
                } else {
                    if (task != null) {
                        task.cancel(true);
                    }
                }
            }
        }, 1000, 1000);

    }

    private void despawn() {
        if (!isAlreadyDead()) {
            AI2Actions.deleteOwner(this);
        }
    }

    private void destroy(Creature creature) {
        if (!isDestroyed && !isAlreadyDead()) {
            if (creature != null && MathUtil.getDistance(getOwner(), creature) <= 4) {
                isDestroyed = true;
                SkillEngine.getInstance().getSkill(getOwner(), 19415, 49, getOwner()).useNoAnimationSkill();
                ThreadPoolManager.getInstance().schedule(new Runnable() {
                    @Override
                    public void run() {
                        despawn();
                    }
                }, 3200);
            }
        }
    }

    @Override
    public AIAnswer ask(AIQuestion question) {
        switch (question) {
            case CAN_RESIST_ABNORMAL:
                return AIAnswers.POSITIVE;
            default:
                return AIAnswers.NEGATIVE;
        }
    }

    @Override
    protected AIAnswer pollInstance(AIQuestion question) {
        switch (question) {
            case SHOULD_DECAY:
                return AIAnswers.NEGATIVE;
            case SHOULD_RESPAWN:
                return AIAnswers.NEGATIVE;
            case SHOULD_REWARD:
                return AIAnswers.NEGATIVE;
            default:
                return null;
        }
    }
}
