/*
 * This program 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. 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 General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If
 * not, see <http://www.gnu.org/licenses/>.
 */
package silentium.scripts.ai;

import silentium.gameserver.ai.CtrlEvent;
import silentium.gameserver.ai.DefaultMonsterAI;
import silentium.gameserver.model.L2Skill;
import silentium.gameserver.model.L2Spawn;
import silentium.gameserver.model.actor.L2Attackable;
import silentium.gameserver.model.actor.L2Character;
import silentium.gameserver.model.actor.L2Npc;
import silentium.gameserver.model.actor.instance.L2PcInstance;
import silentium.gameserver.scripting.ScriptFile;
import silentium.gameserver.tables.SkillTable;
import silentium.gameserver.tables.SpawnTable;
import silentium.gameserver.utils.Util;

/**
 * Primeval Isle AIs. This script controls following behaviors :
 * <ul>
 * <li>Sprigant : casts a spell if you enter in aggro range, finish task if die or none around.</li>
 * <li>Ancient Egg : call all NPCs in a 2k range if attacked.</li>
 * <li>Pterosaurs and Tyrannosaurus : can see through Silent Move.</li>
 * </ul>
 */
public class PrimevalIsle extends DefaultMonsterAI implements ScriptFile {
	private static final int[] _sprigants = { 18345, 18346 };

	private static final int[] MOBIDS = { 22199, 22215, 22216, 22217 };

	private static final int ANCIENT_EGG = 18344;

	private static final L2Skill ANESTHESIA = SkillTable.getInstance().getInfo(5085, 1);
	private static final L2Skill POISON = SkillTable.getInstance().getInfo(5086, 1);

	public static void onLoad() {
		new PrimevalIsle(-1, "PrimevalIsle", "PrimevalIsle", "ai");
	}

	public PrimevalIsle(final int scriptId, final String name, final String dname, final String path) {
		super(scriptId, name, dname, path);

		for (final L2Spawn npc : SpawnTable.getInstance().getSpawnTable())
			if (Util.contains(MOBIDS, npc.getNpcId()) && npc.getLastSpawn() != null && npc.getLastSpawn() instanceof L2Attackable)
				((L2Attackable) npc.getLastSpawn()).seeThroughSilentMove(true);

		registerMobs(_sprigants, QuestEventType.ON_AGGRO_RANGE_ENTER, QuestEventType.ON_KILL);
		addAttackId(ANCIENT_EGG);
		addSpawnId(MOBIDS);
	}

	@Override
	public String onAdvEvent(final String event, final L2Npc npc, final L2PcInstance player) {
		if (!(npc instanceof L2Attackable))
			return null;

		if ("skill".equalsIgnoreCase(event)) {
			// If no one is inside aggro range, drop the task.
			if (npc.getKnownList().getKnownCharactersInRadius(npc.getAggroRange()).isEmpty()) {
				cancelQuestTimer("skill", npc, null);
				return null;
			}

			npc.setTarget(npc);
			npc.doCast(npc.getNpcId() == 18345 ? ANESTHESIA : POISON);
		}
		return null;
	}

	@Override
	public String onAggroRangeEnter(final L2Npc npc, final L2PcInstance player, final boolean isPet) {
		if (player == null)
			return null;

		// Instant use
		npc.setTarget(npc);
		npc.doCast(npc.getNpcId() == 18345 ? ANESTHESIA : POISON);

		// Launch a task every 15sec.
		if (getQuestTimer("skill", npc, null) == null)
			startQuestTimer("skill", 15000, npc, null, true);

		return super.onAggroRangeEnter(npc, player, isPet);
	}

	@Override
	public String onKill(final L2Npc npc, final L2PcInstance killer, final boolean isPet) {
		if (getQuestTimer("skill", npc, null) != null)
			cancelQuestTimer("skill", npc, null);

		return super.onKill(npc, killer, isPet);
	}

	@Override
	public String onAttack(final L2Npc npc, final L2PcInstance player, final int damage, final boolean isPet) {
		if (player == null)
			return null;

		// Retrieve the attacker.
		final L2Character originalAttacker = isPet ? player.getPet() : player;

		// Make all mobs found in a radius 2k aggressive towards attacker.
		for (final L2Character obj : player.getKnownList().getKnownCharactersInRadius(2000)) {
			if (obj == null || !(obj instanceof L2Attackable) || obj.isDead() || obj == npc)
				continue;

			obj.getAI().notifyEvent(CtrlEvent.EVT_AGGRESSION, originalAttacker, 1);
		}

		return null;
	}

	@Override
	public String onSpawn(final L2Npc npc) {
		if (npc instanceof L2Attackable)
			((L2Attackable) npc).seeThroughSilentMove(true);

		return super.onSpawn(npc);
	}
}