/*
 * 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.gameserver.skills.l2skills;

import silentium.gameserver.model.L2Effect;
import silentium.gameserver.model.L2ItemInstance;
import silentium.gameserver.model.L2Object;
import silentium.gameserver.model.L2Skill;
import silentium.gameserver.model.actor.L2Character;
import silentium.gameserver.model.actor.L2Summon;
import silentium.gameserver.model.actor.instance.L2PcInstance;
import silentium.gameserver.network.SystemMessageId;
import silentium.gameserver.network.serverpackets.SystemMessage;
import silentium.gameserver.skills.Env;
import silentium.gameserver.skills.Formulas;
import silentium.gameserver.templates.StatsSet;

public class L2SkillElemental extends L2Skill
{
	private final int[] _seeds;
	private final boolean _seedAny;

	public L2SkillElemental(StatsSet set)
	{
		super(set);

		_seeds = new int[3];
		_seeds[0] = set.getInteger("seed1", 0);
		_seeds[1] = set.getInteger("seed2", 0);
		_seeds[2] = set.getInteger("seed3", 0);

		if (set.getInteger("seed_any", 0) == 1)
			_seedAny = true;
		else
			_seedAny = false;
	}

	@Override
	public void useSkill(L2Character activeChar, L2Object[] targets)
	{
		if (activeChar.isAlikeDead())
			return;

		boolean ss = false;
		boolean bss = false;

		L2ItemInstance weaponInst = activeChar.getActiveWeaponInstance();

		if (activeChar instanceof L2PcInstance)
		{
			if (weaponInst == null)
			{
				SystemMessage sm2 = SystemMessage.getSystemMessage(SystemMessageId.S1_S2);
				sm2.addString("You must equip one weapon before cast spell.");
				activeChar.sendPacket(sm2);
				return;
			}
		}

		if (weaponInst != null)
		{
			if (weaponInst.getChargedSpiritshot() == L2ItemInstance.CHARGED_BLESSED_SPIRITSHOT)
			{
				bss = true;
				weaponInst.setChargedSpiritshot(L2ItemInstance.CHARGED_NONE);
			}
			else if (weaponInst.getChargedSpiritshot() == L2ItemInstance.CHARGED_SPIRITSHOT)
			{
				ss = true;
				weaponInst.setChargedSpiritshot(L2ItemInstance.CHARGED_NONE);
			}
		}
		// If there is no weapon equipped, check for an active summon.
		else if (activeChar instanceof L2Summon)
		{
			L2Summon activeSummon = (L2Summon) activeChar;

			if (activeSummon.getChargedSpiritShot() == L2ItemInstance.CHARGED_BLESSED_SPIRITSHOT)
			{
				bss = true;
				activeSummon.setChargedSpiritShot(L2ItemInstance.CHARGED_NONE);
			}
			else if (activeSummon.getChargedSpiritShot() == L2ItemInstance.CHARGED_SPIRITSHOT)
			{
				ss = true;
				activeSummon.setChargedSpiritShot(L2ItemInstance.CHARGED_NONE);
			}
		}

		for (L2Character target : (L2Character[]) targets)
		{
			if (target.isAlikeDead())
				continue;

			boolean charged = true;
			if (!_seedAny)
			{
				for (int _seed : _seeds)
				{
					if (_seed != 0)
					{
						L2Effect e = target.getFirstEffect(_seed);
						if (e == null || !e.getInUse())
						{
							charged = false;
							break;
						}
					}
				}
			}
			else
			{
				charged = false;
				for (int _seed : _seeds)
				{
					if (_seed != 0)
					{
						L2Effect e = target.getFirstEffect(_seed);
						if (e != null && e.getInUse())
						{
							charged = true;
							break;
						}
					}
				}
			}

			if (!charged)
			{
				SystemMessage sm = SystemMessage.getSystemMessage(SystemMessageId.S1_S2);
				sm.addString("Target is not charged by elements.");
				activeChar.sendPacket(sm);
				continue;
			}

			boolean mcrit = Formulas.calcMCrit(activeChar.getMCriticalHit(target, this));
			byte shld = Formulas.calcShldUse(activeChar, target, this);

			int damage = (int) Formulas.calcMagicDam(activeChar, target, this, shld, ss, bss, mcrit);

			if (damage > 0)
			{
				target.reduceCurrentHp(damage, activeChar, this);

				// Manage cast break of the target (calculating rate, sending message...)
				Formulas.calcCastBreak(target, damage);

				activeChar.sendDamageMessage(target, damage, false, false, false);
			}

			// activate attacked effects, if any
			target.stopSkillEffects(getId());
			getEffects(activeChar, target, new Env(shld, ss, false, bss));
		}
	}
}