package com.l2jserver.gameserver.model.actor.instance;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.StringTokenizer;

import javolution.text.TextBuilder;
import javolution.util.FastSet;

import com.l2jserver.L2DatabaseFactory;
import com.l2jserver.gameserver.ThreadPoolManager;
import com.l2jserver.gameserver.ai.CtrlIntention;
import com.l2jserver.gameserver.cache.HtmCache;
import com.l2jserver.gameserver.datatables.ClanTable;
import com.l2jserver.gameserver.datatables.NpcTable;
import com.l2jserver.gameserver.model.L2Clan;
import com.l2jserver.gameserver.model.L2ClanMember;
import com.l2jserver.gameserver.model.L2Skill;
import com.l2jserver.gameserver.model.L2Spawn;
import com.l2jserver.gameserver.model.actor.L2Attackable;
import com.l2jserver.gameserver.model.actor.L2Character;
import com.l2jserver.gameserver.model.actor.L2Npc;
import com.l2jserver.gameserver.network.clientpackets.Say2;
import com.l2jserver.gameserver.network.serverpackets.ActionFailed;
import com.l2jserver.gameserver.network.serverpackets.CreatureSay;
import com.l2jserver.gameserver.network.serverpackets.ExShowScreenMessage;
import com.l2jserver.gameserver.network.serverpackets.MyTargetSelected;
import com.l2jserver.gameserver.network.serverpackets.NpcHtmlMessage;
import com.l2jserver.gameserver.network.serverpackets.StatusUpdate;
import com.l2jserver.gameserver.network.serverpackets.ValidateLocation;
import com.l2jserver.gameserver.templates.chars.L2NpcTemplate;
import com.l2jserver.util.Rnd;

/**
 * @author Matim
 * @version 2.1
 * <br><br>
 * L2Occupation Crystal Instance<br><br>
 * <li>will not move anywhere.
 * <li>will not attack attackers.
 * <li>it has hp bar status.
 * <br><br>
 * Owner of the crystal may manage crystal functions, such as:
 * <li>defence abilitiy
 * <li>warning ability
 * <li>stats upgrades
 * <li>special items/buffs/teleports (TODO)
 */
public class L2CrystalInstance extends L2Npc
{
	private final int DEFENDERS_COUNT = 5;	
	private int _ownerClanId = 1;
	private String _locationName = "";
	private boolean _defenceAbilityEnabled = false;
	private boolean _warningAbilityEnabled = false;
	private boolean _statsUpgradeEnabled = false;
	private boolean _canWarn = true;
	private boolean _canSpawnDefenders = true;
	
	private int _warningCount = 0;
	private int _defenceSpawnCount = 0;
	
	public static FastSet<L2Npc> _defenders = new FastSet<L2Npc>();
	
	public L2CrystalInstance(int objectId, L2NpcTemplate template)
	{
		super(objectId, template);
		setIsInvul(false);
	}
	
	@Override
	public void onSpawn()
	{
		super.onSpawn();
		loadData(this.getNpcId());
	}
	
	/**
	 * Load Data about crystal from database.
	 * Clan owner Id, location name, enabled avilities etc.
	 * @param crystalId
	 */
	private void loadData(int crystalId)
	{
		Connection con = null;
		try
		{
			PreparedStatement statement;
			ResultSet rs;
			
			con = L2DatabaseFactory.getInstance().getConnection();
			
			statement = con.prepareStatement("Select * from crystal_list where mapId =" + this.getNpcId());
			rs = statement.executeQuery();
			
			while (rs.next())
			{
				_ownerClanId = rs.getInt("clanId");
				_locationName = rs.getString("locationName");
				_defenceAbilityEnabled = rs.getBoolean("defenceEnabled");
				_warningAbilityEnabled = rs.getBoolean("warningEnabled");
				_statsUpgradeEnabled = rs.getBoolean("statsEnabled");
				_warningCount = rs.getInt("warningCount");
				_defenceSpawnCount = rs.getInt("defenceCount");
			}
			rs.close();
			statement.close();

		}
		catch (Exception e)
		{
			_log.info("Crystal Manager [Load Data]: " + e);
		}
		finally
		{
			L2DatabaseFactory.close(con);
		}
	}
	
	/**
	 * Save Data about crystal into database.
	 * @param crystalId
	 */
	public void saveData(int crystalId)
	{
		Connection con = null;
		try
		{
			con = L2DatabaseFactory.getInstance().getConnection();
			Statement statement = con.createStatement();
			statement.executeUpdate("UPDATE crystal_list SET clanId ='" + _ownerClanId + "', defenceEnabled ='" + _defenceAbilityEnabled + "', warningEnabled ='" + _warningAbilityEnabled + "', statsEnabled ='" + _statsUpgradeEnabled  + "', warningCount ='" + _warningCount + "', defenceCount ='" + _defenceSpawnCount + "' WHERE mapId ='" + crystalId + "'");
			statement.close();
		}
		catch (SQLException e)
		{
			_log.info("Crystal Manager [Save Data]: " + e);
		}
		finally
		{
			L2DatabaseFactory.close(con);
		}
	}
	
	@Override
	public void onBypassFeedback(L2PcInstance player, String command)
	{
		if (player == null || player.getLastFolkNPC() == null || player.getLastFolkNPC().getObjectId() != this.getObjectId()) 
		{
			return;
		}
		if (command.startsWith("manageCrystal"))
		{			
			if (player.isClanLeader())
			{
				try
				{
					showManageCrystalWindow(player);
				}
				catch (Exception e)
				{
					System.out.println("MANAGE CRYSTAL ERROR: " + e);
				}
			}
		}
		else if (command.startsWith("disableDefence"))
		{
			setDefenceAbilityEnabled(false);
			saveDataAndShowManageWindow(player);
		}
		else if (command.startsWith("enableDefence"))
		{
			setDefenceAbilityEnabled(true);
			saveDataAndShowManageWindow(player);
		}
		else if (command.startsWith("disableWarning"))
		{
			setWarningAbilityEnabled(false);
			saveDataAndShowManageWindow(player);
		}
		else if (command.startsWith("enableWarning"))
		{
			setWarningAbilityEnabled(true);
			saveDataAndShowManageWindow(player);
		}
		else if (command.startsWith("disableStats"))
		{
			setStatsEnabled(false);
			saveDataAndShowManageWindow(player);
		}
		else if (command.startsWith("enableStats"))
		{
			setStatsEnabled(true);
			saveDataAndShowManageWindow(player);
		}
		else if (command.startsWith("defenceInfo"))
		{
			showCrystalWindow(player, "defence.htm");
		}
		else if (command.startsWith("warningInfo"))
		{
			showCrystalWindow(player, "warning.htm");
		}
		else if (command.startsWith("statsInfo"))
		{
			showCrystalWindow(player, "stats.htm");
		}
		else if (command.startsWith("mainWindow"))
		{
			showChatWindow(player, 0);
		}
		else if (command.startsWith("ownerInfo"))
		{
			showOwnerInfoWindow(player);
		}
		else if (command.startsWith("crystalGuide"))
		{
			showCrystalWindow(player, "guide.htm");
		}
		else if (command.startsWith("abilitiesWindow"))
		{
			showAbilitiesShopWindow(player);
		}
		else if (command.startsWith("buyWarning"))
		{
			try
			{
				String val = command.substring(10);
				StringTokenizer st = new StringTokenizer(val);

				String id = st.nextToken();
				int idval = Integer.parseInt(id);
				buyAbility(player, idval, 1);
				showAbilitiesShopWindow(player);
				saveData(this.getNpcId());
			}
			catch (StringIndexOutOfBoundsException e)
			{
				player.sendMessage("Error!");
			}
			catch (NumberFormatException nfe)
			{
				player.sendMessage("Specify a valid number.");
			}
		}
		else if (command.startsWith("buyDefence"))
		{
			try
			{
				String val = command.substring(10);
				StringTokenizer st = new StringTokenizer(val);

				String id = st.nextToken();
				int idval = Integer.parseInt(id);
				buyAbility(player, idval, 2);
				showAbilitiesShopWindow(player);
				saveData(this.getNpcId());
			}
			catch (StringIndexOutOfBoundsException e)
			{
				player.sendMessage("Error!");
			}
			catch (NumberFormatException nfe)
			{
				player.sendMessage("Specify a valid number.");
			}
		}
		else if (command.startsWith("locStatus"))
		{
			showLocationsStatusWindow(player);
		}
		else if (command.startsWith("crystalFunctions"))
		{
			showCrystalFunctionsWindow(player);
		}
	}
	
	@Override
	public void showChatWindow(L2PcInstance player, int val)
	{
		TextBuilder tb = new TextBuilder();
		tb.append("<html><title>Crystal</title><body><center><br>");
		tb.append("Conqerable <font color=LEVEL>" + getLocationName() + "</font> Location:<br>");
		tb.append("Welcome <font color=LEVEL>" + player.getName() + "</font>, Im Occupation Crystal!<br>");
		
		if (player.getClanId() == getOwnerClanId())
		{
			if (player.isClanLeader())
			{
				tb.append("How may I help you my owner?<br>");
				tb.append("<button value=\"Manage Functions\" action=\"bypass -h npc_%objectId%_manageCrystal\" width=160 height=32 back=\"L2UI_CT1.Button_DF_Down\" fore=\"L2UI_ct1.button_df\">");
			}
			else
			{
				tb.append("Glad to see you!<br>");
				tb.append("Only clan leader may manage crystal!<br>");
			}
			
			tb.append("<button value=\"Crystal Functions\" action=\"bypass -h npc_%objectId%_crystalFunctions\" width=160 height=32 back=\"L2UI_CT1.Button_DF_Down\" fore=\"L2UI_ct1.button_df\">");
		}
		else
		{
			tb.append("Go away, I will not help you!<br>");
			tb.append("You are not my owner!<br>");
		}	
		
		tb.append("<button value=\"Owner Info\" action=\"bypass -h npc_%objectId%_ownerInfo\" width=160 height=32 back=\"L2UI_CT1.Button_DF_Down\" fore=\"L2UI_ct1.button_df\">");
		tb.append("<button value=\"Locations Status\" action=\"bypass -h npc_%objectId%_locStatus\" width=160 height=32 back=\"L2UI_CT1.Button_DF_Down\" fore=\"L2UI_ct1.button_df\">");
		tb.append("<button value=\"Crystal Guide\" action=\"bypass -h npc_%objectId%_crystalGuide\" width=160 height=32 back=\"L2UI_CT1.Button_DF_Down\" fore=\"L2UI_ct1.button_df\">");
		tb.append("<br><br><br>By Matim");
		
		NpcHtmlMessage msg = new NpcHtmlMessage(this.getObjectId());
		msg.setHtml(tb.toString());
		msg.replace("%objectId%", String.valueOf(this.getObjectId()));
	
		player.sendPacket(msg);
	}
	
	/**
	 * Show info about crystal functions.
	 * Are they enabled or disabled.
	 * Also possibility to use functions is there.
	 * Such as Teleports and additional buffs.
	 * @param player
	 */
	public void showCrystalFunctionsWindow(L2PcInstance player)
	{	
		TextBuilder tb = new TextBuilder();
		tb.append("<html><title>Crystal</title><body><center><br>");
		tb.append("Crystal Functions:<br>");
		tb.append("<img src=\"L2UI_CH3.onscrmsg_pattern01_1\" width=300 height=32 align=left><br><br>");
		
		tb.append("<table width=270 border=0 bgcolor=\"444444\"><tr>");
		tb.append("<td width=270 align=\"center\">Defence Ability: <font color=\"LEVEL\">" + isEnabled(defenceAbilityEnabled()) + "</font></td></tr></table><br>");
		
		tb.append("<table width=270 border=0 bgcolor=\"444444\"><tr>");
		tb.append("<td width=270 align=\"center\">Warning Ability: <font color=\"LEVEL\">" + isEnabled(warningAbilityEnabled()) + "</font></td></tr></table><br>");
		
		tb.append("<br><br><img src=\"L2UI_CH3.onscrmsg_pattern01_2\" width=300 height=32 align=left><br>");
		tb.append("<button value=\"Main Window\" action=\"bypass -h npc_%objectId%_mainWindow\" width=160 height=32 back=\"L2UI_CT1.Button_DF_Down\" fore=\"L2UI_ct1.button_df\"></body></html>");
		
		NpcHtmlMessage msg = new NpcHtmlMessage(this.getObjectId());
		msg.setHtml(tb.toString());
		msg.replace("%objectId%", String.valueOf(this.getObjectId()));
	
		player.sendPacket(msg);
	}
	
	/**
	 * Show basic info about clan which is owner of the location.
	 * Info like leader name, clan level, member count etc.
	 * <br><br>
	 * @param player
	 */
	public void showOwnerInfoWindow(L2PcInstance player)
	{
		TextBuilder tb = new TextBuilder();
		tb.append("<html><title>Crystal</title><body><center><br>");
		tb.append("Info About Owner:<br>");
		tb.append("<img src=\"L2UI_CH3.onscrmsg_pattern01_1\" width=300 height=32 align=left><br><br>");
		
		if (_ownerClanId == 0)
		{
			tb.append("<table width=270 border=0 bgcolor=\"444444\"><tr>");
			tb.append("<td width=270 align=\"center\">Location Owned by: <font color=\"LEVEL\">Nobody</font>!</td></tr></table>");
		}
		else
		{
			if (ClanTable.getInstance().getClan(_ownerClanId) != null)
			{
				L2Clan clan = ClanTable.getInstance().getClan(getOwnerClanId());
				String ownerClanName = clan.getName();
				
				tb.append("<table width=270 border=0 bgcolor=\"444444\"><tr>");
				tb.append("<td width=270 align=\"center\">Location Owned by: <font color=\"LEVEL\">" + ownerClanName + "</font> clan!</td></tr></table><br>");
				
				tb.append("<table width=270 bgcolor=\"144499\"><tr>");
				tb.append("<td width=270 align=\"center\">Clan Leader: <font color=\"LEVEL\">" + clan.getLeaderName() + "</font></td></tr></table><br>");
				
				tb.append("<table width=270 border=0 bgcolor=\"444444\"><tr>");
				tb.append("<td width=270 align=\"center\">Members Count: <font color=\"LEVEL\">" + clan.getMembersCount() + "</font></td></tr></table><br>");
				
				tb.append("<table width=270 bgcolor=\"144499\"><tr>");
				tb.append("<td width=270 align=\"center\">Clan Level: <font color=\"LEVEL\">" + clan.getLevel() + "</font></td></tr></table><br>");
				
				tb.append("<table width=270 border=0 bgcolor=\"444444\"><tr>");
				tb.append("<td width=270 align=\"center\">Online Members: <font color=\"LEVEL\">" + clan.getOnlineMembersCount() + "</font></td></tr></table><br>");
			}
			else
			{
				tb.append("<table width=270 border=0 bgcolor=\"444444\"><tr>");
				tb.append("<td width=270 align=\"center\">Location Owned by: <font color=\"LEVEL\">Nobody</font>!</td></tr></table>");
			}
		}
		
		tb.append("<br><br><img src=\"L2UI_CH3.onscrmsg_pattern01_2\" width=300 height=32 align=left><br>");
		tb.append("<button value=\"Main Window\" action=\"bypass -h npc_%objectId%_mainWindow\" width=160 height=32 back=\"L2UI_CT1.Button_DF_Down\" fore=\"L2UI_ct1.button_df\"></body></html>");
		
		NpcHtmlMessage msg = new NpcHtmlMessage(this.getObjectId());
		msg.setHtml(tb.toString());
		msg.replace("%objectId%", String.valueOf(this.getObjectId()));
	
		player.sendPacket(msg);
	}
	
	/**
	 * Main window, where clan leader which is owner of the crystal,
	 * may manage crystal functions, till now there are 3 available:
	 * <li>Stats Upgrade - additional HP/Defence etc.
	 * <li>Defence Ability - spawn defenders while crystal is beeing attacked.
	 * <li>Warning Ability - warn each clan member while crystal is attacket.
	 * <br><br>
	 * @param player
	 */
	public void showManageCrystalWindow(L2PcInstance player)
	{
		TextBuilder tb = new TextBuilder();
		tb.append("<html><title>Crystal Manage</title><body><center><br>");
		tb.append("<font color=LEVEL>" + player.getName() + "</font>, you are my Leader!<br>");
		
		tb.append("<table width=270 border=0 bgcolor=\"444444\"><tr><td>Defence Ability</td>");
		tb.append("<td><button value=\"Info\" action=\"bypass -h npc_%objectId%_defenceInfo\" width=65 height=21 back=\"L2UI_ct1.button_df\" fore=\"L2UI_ct1.button_df\"></td>");
		
		if (defenceAbilityEnabled())
		{
			tb.append("<td><button value=\"Disable\" action=\"bypass -h npc_%objectId%_disableDefence\" width=65 height=21 back=\"L2UI_ct1.button_df\" fore=\"L2UI_ct1.button_df\"></td>");
		}
		else
		{
			tb.append("<td><button value=\"Enable\" action=\"bypass -h npc_%objectId%_enableDefence\" width=65 height=21 back=\"L2UI_ct1.button_df\" fore=\"L2UI_ct1.button_df\"></td>");
		}
		tb.append("</tr></table>");
		tb.append("<table width=270 border=0><tr><td>Warning Ability</td>");
		tb.append("<td><button value=\"Info\" action=\"bypass -h npc_%objectId%_warningInfo\" width=65 height=21 back=\"L2UI_ct1.button_df\" fore=\"L2UI_ct1.button_df\"></td>");
		
		if (warningAbilityEnabled())
		{
			tb.append("<td><button value=\"Disable\" action=\"bypass -h npc_%objectId%_disableWarning\" width=65 height=21 back=\"L2UI_ct1.button_df\" fore=\"L2UI_ct1.button_df\"></td>");
		}
		else
		{
			tb.append("<td><button value=\"Enable\" action=\"bypass -h npc_%objectId%_enableWarning\" width=65 height=21 back=\"L2UI_ct1.button_df\" fore=\"L2UI_ct1.button_df\"></td>");
		}
		tb.append("</tr></table>");
		tb.append("<table width=270 border=0 bgcolor=\"444444\"><tr><td>Stats Upgrades</td>");
		tb.append("<td><button value=\"Info\" action=\"bypass -h npc_%objectId%_statsInfo\" width=65 height=21 back=\"L2UI_ct1.button_df\" fore=\"L2UI_ct1.button_df\"></td>");
		
		if (statsUpgradeEnabled())
		{
			tb.append("<td><button value=\"Disable\" action=\"bypass -h npc_%objectId%_disableStats\" width=65 height=21 back=\"L2UI_ct1.button_df\" fore=\"L2UI_ct1.button_df\"></td>");
		}
		else
		{
			tb.append("<td><button value=\"Enable\" action=\"bypass -h npc_%objectId%_enableStats\" width=65 height=21 back=\"L2UI_ct1.button_df\" fore=\"L2UI_ct1.button_df\"></td>");
		}
		tb.append("</tr></table>");
		tb.append("<br><br><button value=\"Buy Abilities\" action=\"bypass -h npc_%objectId%_abilitiesWindow\" width=160 height=32 back=\"L2UI_CT1.Button_DF_Down\" fore=\"L2UI_ct1.button_df\">");
		tb.append("<button value=\"Buy Functions\" action=\"bypass -h npc_%objectId%_functionsWindow\" width=160 height=32 back=\"L2UI_CT1.Button_DF_Down\" fore=\"L2UI_ct1.button_df\"></body></html>");
		tb.append("<button value=\"Main Window\" action=\"bypass -h npc_%objectId%_mainWindow\" width=160 height=32 back=\"L2UI_CT1.Button_DF_Down\" fore=\"L2UI_ct1.button_df\"></body></html>");
			
		NpcHtmlMessage msg = new NpcHtmlMessage(this.getObjectId());
		msg.setHtml(tb.toString());
		msg.replace("%objectId%", String.valueOf(this.getObjectId()));
	
		player.sendPacket(msg);
	}
	
	/**
	 * Basic window where owner of the crystal (Clan Leader) may buy additional
	 * ammount of the abilities, each time when crystal will use his ability, for example
	 * will warn clan members or spawn his defenders (defence ability) defence ability or
	 * warning ability count will be decrested, each ability cos 100 Clan Reputation Points.
	 * To prevent spamming with warning etc, there is delay - one minute.                  
	 * @param player
	 */
	public void showAbilitiesShopWindow(L2PcInstance player)
	{
		L2Clan clan = player.getClan();
		
		TextBuilder tb = new TextBuilder();
		tb.append("<html><title>Crystal</title><body><center><br>");
		tb.append("<font color=\"LEVEL\">Abilities Shop:</font><br>");
		tb.append("Each time your clan will be warned or crystal will use Defence Ability (will spawn defenders) - your bought abilities count will be decrested. Here you can buy additional ammount of the abilities!<br>");
		tb.append("You need <font color=\"LEVEL\">100</font> Clan Repotation Points to buy one.<br>");
		tb.append("Your clan CRP ammount: <font color=\"LEVEL\">" + clan.getReputationScore() + "</font><br>");
		
		tb.append("<table width=270 border=0 bgcolor=\"444444\"><tr><td>Warning Count:</td><td><edit var=\"count\" width=50></td>");
		tb.append("<td><button value=\"Buy\" action=\"bypass -h npc_%objectId%_buyWarning $count\" width=65 height=21 back=\"L2UI_ct1.button_df\" fore=\"L2UI_ct1.button_df\"></td></tr></table><br>");
		
		tb.append("<table width=270 border=0 bgcolor=\"444444\"><tr><td>Defence Count:</td><td><edit var=\"count2\" width=50></td>");
		tb.append("<td><button value=\"Buy\" action=\"bypass -h npc_%objectId%_buyDefence $count2\" width=65 height=21 back=\"L2UI_ct1.button_df\" fore=\"L2UI_ct1.button_df\"></td></tr></table><br>");
		
		tb.append("<br><br>Held Warnings Left: <font color=\"LEVEL\">" + _warningCount + "</font><br>");
		tb.append("Held Defenders Spawn Left: <font color=\"LEVEL\">" + _defenceSpawnCount + "</font><br>");
		tb.append("<button value=\"Back\" action=\"bypass -h npc_%objectId%_manageCrystal\" width=160 height=32 back=\"L2UI_CT1.Button_DF_Down\" fore=\"L2UI_ct1.button_df\"></body></html>");
		
		NpcHtmlMessage msg = new NpcHtmlMessage(this.getObjectId());
		msg.setHtml(tb.toString());
		msg.replace("%objectId%", String.valueOf(this.getObjectId()));
	
		player.sendPacket(msg);
	}
	
	/**
	 * Easier way to show Crystal Htm Window.
	 * @param player
	 * @param htm
	 */
	public void showCrystalWindow(L2PcInstance player, String htm)
	{
		String html = null;
		html = HtmCache.getInstance().getHtm(null, "data/html/ephion/crystal/" + htm);
	
		NpcHtmlMessage msg = new NpcHtmlMessage(getObjectId());
		msg.setHtml(html);
		msg.replace("%objectId%", String.valueOf(getObjectId()));
		player.sendPacket(msg);
	}
	
	/**
	 * Show list with all conquerable locations status.
	 * With info about owner (only clan names)
	 * TODO
	 * @param player
	 */
	public void showLocationsStatusWindow(L2PcInstance player)
	{		
		TextBuilder tb = new TextBuilder();
		tb.append("<html><title>Crystal</title><body><center><br>");
		tb.append("<font color=\"LEVEL\">Conquerable Locations Status: </font><br>");
		tb.append("<font color=\"LEVEL\">Not implemented yet, sorry! </font><br>");
		tb.append("<button value=\"Back\" action=\"bypass -h npc_%objectId%_mainWindow\" width=160 height=32 back=\"L2UI_CT1.Button_DF_Down\" fore=\"L2UI_ct1.button_df\"></body></html>");
		
		NpcHtmlMessage msg = new NpcHtmlMessage(this.getObjectId());
		msg.setHtml(tb.toString());
		msg.replace("%objectId%", String.valueOf(this.getObjectId()));
	
		player.sendPacket(msg);
	}
	
	@Override
	public boolean doDie(L2Character killer)
	{
		if (!super.doDie(killer))
			return false;
		
		L2PcInstance player = null;
		int _clanId = 0;
		
		if (killer instanceof L2PcInstance)
			player = (L2PcInstance) killer;
		else if (killer instanceof L2SummonInstance)
			player = ((L2SummonInstance) killer).getOwner();
		
		if (player.getClan() != null)
		{
			if (_ownerClanId != 0)
			{
				L2Clan oldOwner = ClanTable.getInstance().getClan(_ownerClanId);
				sendMessageToClan(oldOwner, "Your clan lost your " + getLocationName() + " Conquerable Location");
			}
			
			_clanId = player.getClanId();
			_ownerClanId = _clanId;
			
			L2Clan newOwner = ClanTable.getInstance().getClan(_clanId);
			
			cleanCrystalFunctions();
			saveData(this.getNpcId());
			sendMessageToClan(newOwner, "Your clan Conquered " + getLocationName() + " Location!");
		}
		else
		{
			player.sendPacket(new ExShowScreenMessage("You need clan to conquer a location!", 5000));
		}
		
		return true;
	}
	
	@Override
	public void onAction(L2PcInstance player, boolean interact)
	{
		if (!this.canTarget(player))
			return;
	
		player.setLastFolkNPC(this);
	
		if(player.getTarget() != this)
		{
			player.setTarget(this);
			getAI();
			MyTargetSelected my = new MyTargetSelected(getObjectId(), player.getLevel() - getLevel());
			player.sendPacket(my);

			StatusUpdate su = new StatusUpdate(this);
			su.addAttribute(StatusUpdate.CUR_HP, (int) getCurrentHp());
			su.addAttribute(StatusUpdate.MAX_HP, getMaxHp());
			player.sendPacket(su);
			player.sendPacket(new ValidateLocation(this));
		}
		else if(interact)
		{
			if(!isAutoAttackable(player))
				showChatWindow(player, 0);
			else if(!player.isAlikeDead())
				player.getAI().setIntention(CtrlIntention.AI_INTENTION_ATTACK, this);
			
			player.sendPacket(new ValidateLocation(this));
			player.sendPacket(ActionFailed.STATIC_PACKET);
		}
	}
	
	@Override
	public void reduceCurrentHp(double damage, L2Character attacker, L2Skill skill)
	{
		L2PcInstance player = null;
		boolean canAttack = false;
		if (attacker instanceof L2PcInstance)
			player = (L2PcInstance) attacker;
		else if (attacker instanceof L2SummonInstance)
			player = ((L2SummonInstance) attacker).getOwner();
	
		if (player.getClanId() != _ownerClanId)
			canAttack = true;			
		if (canAttack)
		{
			super.reduceCurrentHp(damage, attacker, skill);
			warnClanOwnerMembers();
			spawnDefenders(attacker);
		}
		else if (player.getClan() == null)
		{
			attacker.sendPacket(new ExShowScreenMessage("You need clan to conquer a location!", 5000));
		}
		else
		{
			attacker.sendPacket(new ExShowScreenMessage("You cant kill your own Crystal!", 5000));
		}
	}
	
	/**
	 * Send Message to each online clan member.
	 * <br>
	 * @param clan
	 * @param msg
	 */
	private static void sendMessageToClan(L2Clan clan, String msg)
	{
		if (clan != null)
		{
			for (L2ClanMember member: clan.getMembers())
			{				
				if (member.isOnline())
				{
					L2PcInstance player = member.getPlayerInstance();
					player.sendPacket(new ExShowScreenMessage(msg, 5000));
				}
			}
		}
	}
	
	/**
	 * Save data into Database and show Managment window again.
	 * Just to reduce same code all the time.
	 * @param player
	 */
	private void saveDataAndShowManageWindow(L2PcInstance player)
	{
		saveData(this.getNpcId());
		showManageCrystalWindow(player);
	}
		
	/**
	 * A way to sell owner Crystal Abilities such as Warning and Defence ones.
	 * If abilitiId is 1, it means that it is Warning ability, if 2 its Defence.
	 * Owner need Clan Reputation Points to purchase abilities.
	 * Each cost 100 Clan Reputation Points.
	 * @param player
	 * @param count
	 * @param abilitiId
	 */
	private void buyAbility(L2PcInstance player, int count, int abilitiId)
	{
		int crp = player.getClan().getReputationScore();
		int price = count * 100;
		
		if (crp >= price)
		{
			if (abilitiId == 1)
			{
				int current = _warningCount;
				_warningCount = current + count;
				player.getClan().setReputationScore(player.getClan().getReputationScore() - price, true);   
				player.sendPacket(new CreatureSay(0, Say2.PARTY, "Crystal", "Successfully purchased " + count + " warnings!"));
			}
			else if (abilitiId == 2)
			{
				int current = _defenceSpawnCount;
				_defenceSpawnCount = current + count;
				player.getClan().setReputationScore(player.getClan().getReputationScore() - price, true);   
				player.sendPacket(new CreatureSay(0, Say2.PARTY, "Crystal", "Successfully purchased " + count + " Defence Abilities!"));
			}
		}
		else
		{
			player.sendPacket(new CreatureSay(0, Say2.PARTY, "Crystal", "You don't have enough Clan Reputation Points!"));
		}
	}
	
	/**
	 * Warn each online clan member, if their crystal is under attack.
	 * To prevent spam after each hit from the attacker, there is delay.
	 * Default delay between next warning: 60 second.
	 * Also Crystal Warning Ability should be enabled.
	 */
	private void warnClanOwnerMembers()
	{
		if (warningAbilityEnabled())
		{
			if (canWarn())
			{
				if (_warningCount > 0)
				{
					L2Clan clan = ClanTable.getInstance().getClan(getOwnerClanId());
					if (clan != null)
					{
						sendMessageToClan(clan, "Your " + getLocationName() + " location is under attack!");
						_warningCount --;
						setCanWarn(false);
						ThreadPoolManager.getInstance().scheduleGeneral(new ScheduleWarningTask(), 60000);
					}
				}
			}
		}
	}
	
	/**
	 * Spawn 5 new Defenders (NPC's)
	 * Provoke them to attack character which attacked crystal.
	 * After 60 seconds, defenders should disappear.
	 * @param attacker
	 */
	private void spawnDefenders(L2Character attacker)
	{		
		if (defenceAbilityEnabled())
		{
			if (canSpawnDefenders())
			{
				if (_defenceSpawnCount > 0)
				{
					L2Clan clan = ClanTable.getInstance().getClan(getOwnerClanId());
					if (clan != null)
					{
						L2Npc defender1 = null;
						L2Npc defender2 = null;
						
						for (int i=1; i<= DEFENDERS_COUNT; i++)
						{
							defender1 = addSpawn(50050, this.getX() - Rnd.get(100), this.getY() - Rnd.get(100), this.getZ());
							defender1.getKnownList().addKnownObject(attacker);
							_defenders.add(defender1);
							defender2 = addSpawn(50051, this.getX() - Rnd.get(100), this.getY() - Rnd.get(100), this.getZ());
							defender2.getKnownList().addKnownObject(attacker);
							_defenders.add(defender2);
						}
						
						for (L2Npc npc: _defenders)
						{
							((L2Attackable) npc).addDamageHate(attacker, 9000, 9000); 
							npc.getAI().setIntention(CtrlIntention.AI_INTENTION_ATTACK, attacker, null);
							npc.setRunning();
						}
						
						setCanSpawnDefenders(false);
						_defenceSpawnCount --;
						ThreadPoolManager.getInstance().scheduleGeneral(new ScheduleDefenceTast(), 60000);
					}
				}
			}
		}
	}
	
	private static L2Npc addSpawn(int npcId, int x, int y, int z)
	{
		L2Npc result = null;
		try
		{
			L2NpcTemplate template = NpcTable.getInstance().getTemplate(npcId);
			if (template != null)
			{
				L2Spawn spawn = new L2Spawn(template);
				spawn.setInstanceId(0);
				spawn.setHeading(1);
				spawn.setLocx(x);
				spawn.setLocy(y);
				spawn.setLocz(z);
				spawn.stopRespawn();
				result = spawn.spawnOne(true);
	
				return result;
			}
		}
		catch (Exception e1)
		{
			
		}	
		return null;
	}
	
	/**
	 * Prepare crystal functions for new owner.
	 * At begining each functions should be disabled.
	 * <li>Clean Crystal Functions
	 * <li>Save Crystal Data
	 */
	private void cleanCrystalFunctions()
	{
		setCanWarn(true);
		setCanSpawnDefenders(true);
		setDefenceAbilityEnabled(false);
		setWarningAbilityEnabled(false);
		setStatsEnabled(false);
		_warningCount = 0;
		_defenceSpawnCount = 0;
	}
	
	/**
	 * Delay for warning ability, to prevent spam.
	 */
	private class ScheduleWarningTask implements Runnable
	{
		public ScheduleWarningTask()
		{
			// Nothing
		}
		
		public void run()
		{
			setCanWarn(true);
		}
	}
	
	/**
	 * Delay for defence spawn, to prevent spam.
	 */
	private class ScheduleDefenceTast implements Runnable
	{
		public ScheduleDefenceTast()
		{
			// Nothing
		}
		
		public void run()
		{
			setCanSpawnDefenders(true);
			
			for (L2Npc npc: _defenders)
			{
				npc.deleteMe();
			}
			
			_defenders.clear();
		}
	}
	
	/**
	 * @param b
	 * @return Enabled/Disabled 
	 */
	private String isEnabled(boolean b)
	{
		if (b)
			return "Enabled";
		else
			return "Disabled";
	}
	
	public void setOwnerClanId(int clanId)
	{
		_ownerClanId = clanId;
	}

	public int getOwnerClanId()
	{
		return _ownerClanId;
	}
	
	public void setLocationName(String name)
	{
		_locationName = name;
	}

	public String getLocationName()
	{
		return _locationName;
	}
	
	public boolean defenceAbilityEnabled()
	{
		return _defenceAbilityEnabled;
	}
	
	public void setDefenceAbilityEnabled(boolean b)
	{
		_defenceAbilityEnabled = b;
	}
	
	public boolean warningAbilityEnabled()
	{
		return _warningAbilityEnabled;
	}
	
	public void setWarningAbilityEnabled(boolean b)
	{
		_warningAbilityEnabled = b;
	}
	
	public boolean statsUpgradeEnabled()
	{
		return _statsUpgradeEnabled;
	}
	
	public void setStatsEnabled(boolean b)
	{
		_statsUpgradeEnabled = b;
	}
	
	public boolean canWarn()
	{
		return _canWarn;
	}
	
	public void setCanWarn(boolean b)
	{
		_canWarn = b;
	}
	
	public boolean canSpawnDefenders()
	{
		return _canSpawnDefenders;
	}
	
	public void setCanSpawnDefenders(boolean b)
	{
		_canSpawnDefenders = b;
	}
}