/*
 * 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 net.sf.l2j.gameserver.handler.admincommandhandlers;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.util.NoSuchElementException;
import java.util.StringTokenizer;
import java.util.logging.Logger;

import javolution.text.TextBuilder;
import net.sf.l2j.Config;
import net.sf.l2j.gameserver.ai.CtrlIntention;
import net.sf.l2j.gameserver.datatables.NpcTable;
import net.sf.l2j.gameserver.datatables.SpawnTable;
import net.sf.l2j.gameserver.handler.IAdminCommandHandler;
import net.sf.l2j.gameserver.model.L2CharPosition;
import net.sf.l2j.gameserver.model.L2Object;
import net.sf.l2j.gameserver.model.L2Spawn;
import net.sf.l2j.gameserver.model.L2World;
import net.sf.l2j.gameserver.model.actor.instance.L2NpcInstance;
import net.sf.l2j.gameserver.model.actor.instance.L2PcInstance;
import net.sf.l2j.gameserver.network.SystemMessageId;
import net.sf.l2j.gameserver.network.serverpackets.NpcHtmlMessage;
import net.sf.l2j.gameserver.network.serverpackets.SystemMessage;
import net.sf.l2j.gameserver.templates.chars.L2NpcTemplate;

/**
 * This class handles following admin commands:
 * - show_moves
 * - show_teleport
 * - teleport_to_character
 * - move_to
 * - teleport_character
 *
 * @version $Revision: 1.3.2.6.2.4 $ $Date: 2005/04/11 10:06:06 $
 */
public class AdminTeleport implements IAdminCommandHandler
{
	private static final Logger _log = Logger.getLogger(AdminTeleport.class.getName());
	
	private static final String[] ADMIN_COMMANDS =
	{
        "admin_bookmark", //[L2J_JP_ADD] ブックマーク機能
        "admin_recall_pt", //[L2J_JP ADD - TSL]
        "admin_recall_all", //[L2J_JP ADD - TSL]
		"admin_show_moves",
		"admin_show_moves_other",
		"admin_show_teleport",
		"admin_teleport_to_character",
		"admin_teleportto",
		"admin_move_to",
		"admin_teleport_character",
		"admin_recall",
		"admin_walk",
		"admin_explore",
		"teleportto",
		"recall",
		"admin_recall_npc", 
		"admin_gonorth",
		"admin_gosouth",
		"admin_goeast", 
		"admin_gowest",
		"admin_goup",
		"admin_godown",
		"admin_tele",
		"admin_teleto",
		"admin_instant_move"
	};
	
	public boolean useAdminCommand(String command, L2PcInstance activeChar)
	{
		if (command.equals("admin_teleto"))
		{
			activeChar.setTeleMode(1);
		}
		if (command.equals("admin_instant_move"))
        {
            activeChar.setTeleMode(1);
        }
		if (command.equals("admin_teleto r"))
		{
			activeChar.setTeleMode(2);
		}
		if (command.equals("admin_teleto end"))
		{
			activeChar.setTeleMode(0);
		}
		if (command.equals("admin_show_moves"))
		{
			AdminHelpPage.showHelpPage(activeChar, "teleports.htm");
		}
		if (command.equals("admin_show_moves_other"))
		{
			AdminHelpPage.showHelpPage(activeChar, "tele/other.html");
		}
		else if (command.equals("admin_show_teleport"))
		{
			showTeleportCharWindow(activeChar);
		}
		else if (command.equals("admin_recall_npc"))
		{
			recallNPC(activeChar);
		}
		else if (command.equals("admin_teleport_to_character"))
		{
			teleportToCharacter(activeChar, activeChar.getTarget());
		}
		else if (command.equals("admin_explore") && Config.ACTIVATE_POSITION_RECORDER)
		{
			activeChar._exploring = !activeChar._exploring;
			activeChar.explore();
		}
		else if (command.startsWith("admin_walk"))
		{
			try
			{
				String val = command.substring(11);
				StringTokenizer st = new StringTokenizer(val);
				String x1 = st.nextToken();
				int x = Integer.parseInt(x1);
				String y1 = st.nextToken();
				int y = Integer.parseInt(y1);
				String z1 = st.nextToken();
				int z = Integer.parseInt(z1);
				L2CharPosition pos = new L2CharPosition(x, y, z, 0);
				activeChar.getAI().setIntention(CtrlIntention.AI_INTENTION_MOVE_TO, pos);
			}
			catch (Exception e)
			{
				if (Config.DEBUG)
					_log.info("admin_walk: " + e);
			}
		}
		else if (command.startsWith("admin_move_to"))
		{
			try
			{
				String val = command.substring(14);
				teleportTo(activeChar, val);
                // TODO:[JOJO]
				activeChar.sendPacket(new SystemMessage(SystemMessageId.S2_S1)
						.addZoneName(activeChar.getX(), activeChar.getY(), activeChar.getZ())
						.addString("現在位置：") );
				// TODO:[JOJO]
			}
			catch (StringIndexOutOfBoundsException e)
			{
				//Case of empty or missing coordinates
				AdminHelpPage.showHelpPage(activeChar, "teleports.htm");
			}
			catch (NumberFormatException nfe)
			{
				activeChar.sendMessage("Usage: //move_to <x> <y> <z>");
				AdminHelpPage.showHelpPage(activeChar, "teleports.htm");
			}
		}
		else if (command.startsWith("admin_teleport_character"))
		{
			try
			{
				String val = command.substring(25);
				
				teleportCharacter(activeChar, val);
			}
			catch (StringIndexOutOfBoundsException e)
			{
				//Case of empty coordinates
				activeChar.sendMessage("Wrong or no Coordinates given.");
				showTeleportCharWindow(activeChar); //back to character teleport
			}
		}
		else if (command.startsWith("admin_teleportto "))
		{
			try
			{
				String targetName = command.substring(17);
				L2PcInstance player = L2World.getInstance().getPlayer(targetName);
				teleportToCharacter(activeChar, player);
			}
			catch (StringIndexOutOfBoundsException e)
			{
			}
		}
		else if (command.startsWith("admin_recall "))
		{
			try
			{
				String targetName = command.substring(13);
				L2PcInstance player = L2World.getInstance().getPlayer(targetName);
				
				teleportCharacter(player, activeChar.getX(), activeChar.getY(), activeChar.getZ(), activeChar);
			}
			catch (StringIndexOutOfBoundsException e)
			{
			}
		}
		// [L2J_JP ADD START - TSL]
		else if (command.startsWith("admin_recall_pt "))
		{
			try
			{
				String targetName = command.substring(16);
				L2PcInstance player = L2World.getInstance().getPlayer(targetName);
				if (player.getParty() != null)
				{
					for (L2PcInstance character : player.getParty().getPartyMembers())
					{
						if (character == activeChar)
							continue;
						teleportCharacter(character, activeChar.getX(), activeChar.getY(), activeChar.getZ(), activeChar);
					}
				}
				else
					activeChar.sendMessage("Wrong or Player is not in PT.");
			}
			catch (StringIndexOutOfBoundsException e)
			{
			}
		}
		else if (command.equals("admin_recall_all"))
		{
			for (L2PcInstance character : L2World.getInstance().getAllPlayers().values())
			{
				if (character == activeChar)
					continue;
				teleportCharacter(character, activeChar.getX(), activeChar.getY(), activeChar.getZ(), activeChar);
			}
		}
		// [L2J_JP ADD END - TSL]
		else if (command.equals("admin_tele"))
		{
			showTeleportWindow(activeChar);
		}
		else if (command.startsWith("admin_go"))
		{
			int intVal = 150;
			int x = activeChar.getX(), y = activeChar.getY(), z = activeChar.getZ();
			try
			{
				String val = command.substring(8);
				StringTokenizer st = new StringTokenizer(val);
				String dir = st.nextToken();
				if (st.hasMoreTokens())
					intVal = Integer.parseInt(st.nextToken());
				if (dir.equals("east"))
					x += intVal;
				else if (dir.equals("west"))
					x -= intVal;
				else if (dir.equals("north"))
					y -= intVal;
				else if (dir.equals("south"))
					y += intVal;
				else if (dir.equals("up"))
					z += intVal;
				else if (dir.equals("down"))
					z -= intVal;
				activeChar.teleToLocation(x, y, z, false);
				showTeleportWindow(activeChar);
			}
			catch (Exception e)
			{
				activeChar.sendMessage("Usage: //go<north|south|east|west|up|down> [offset] (default 150)");
			}
		}
		else if (command.startsWith("admin_bookmark"))	//[L2J_JP_ADD] ブックマーク機能
		{
			bookmark(activeChar, command.substring(15));
		}
		
		return true;
	}
	
	public String[] getAdminCommandList()
	{
		return ADMIN_COMMANDS;
	}
	
	// [L2J_JP_ADD][JOJO_REWRITE] ブックマーク機能
	private void bookmark(L2PcInstance activeChar, String val)
	{
		try
		{
			File file = new File("log/bookmark-" + activeChar.getAccountName2() + ".txt");
		//	File file = new File(Config.DATAPACK_ROOT, "data/html/admin/tele/bookmark-"+activeChar.getObjectId()+".txt");
			String bookmarks = "";
			if (file.exists()) {
				// ブックマークのロード
				StringBuilder sb = new StringBuilder(4096);
				BufferedReader in = new BufferedReader(new InputStreamReader(new FileInputStream(file), "UTF-8"));
				String line;
				int count = 0;
				while ((line = in.readLine()) != null)
				{
					sb.append(line).append('\n');
					if (++count >= 30) break;
				}
				in.close();
				bookmarks = sb.toString();
			}

			if (! val.equals("show")) // show 以外
			{
				// ブックマークの保存（先頭に挿入する）
				// 書式：<a action="bypass -h admin_move_to x y z">name</a>/;
				OutputStreamWriter out = new OutputStreamWriter(new FileOutputStream(file), "UTF-8");
				bookmarks = "<a action=\"bypass -h admin_move_to "
						+ activeChar.getX() + " " + activeChar.getY() + " " + activeChar.getZ() + "\">"
						+ val + "</a>/\n"
						+ bookmarks;
				out.write(bookmarks);
				out.close();
			}

			NpcHtmlMessage adminReply = new NpcHtmlMessage(5);
			adminReply.setFile("data/html/admin/tele/bookmarks.htm");
			adminReply.replace("%bookmarks%", bookmarks);
			activeChar.sendPacket(adminReply);
		}
		catch (FileNotFoundException e)
		{
			activeChar.sendMessage("html又はブックマークリストが不足しています。");
		}
		catch (IOException e1)
		{
			e1.printStackTrace();
		}
		finally
		{
		}
	}

	private void teleportTo(L2PcInstance activeChar, String Cords)
	{
		try
		{
			StringTokenizer st = new StringTokenizer(Cords);
			String x1 = st.nextToken();
			int x = Integer.parseInt(x1);
			String y1 = st.nextToken();
			int y = Integer.parseInt(y1);
			String z1 = st.nextToken();
			int z = Integer.parseInt(z1);
			
			activeChar.getAI().setIntention(CtrlIntention.AI_INTENTION_IDLE);
			activeChar.teleToLocation(x, y, z, false);
			
			activeChar.sendMessage("You have been teleported to " + Cords);
		}
		catch (NoSuchElementException nsee)
		{
			activeChar.sendMessage("Wrong or no Coordinates given.");
		}
	}
	
	private void showTeleportWindow(L2PcInstance activeChar)
	{
		AdminHelpPage.showHelpPage(activeChar, "move.htm");
	}
	
	private void showTeleportCharWindow(L2PcInstance activeChar)
	{
		L2Object target = activeChar.getTarget();
		L2PcInstance player = null;
		if (target instanceof L2PcInstance)
		{
			player = (L2PcInstance) target;
		}
		else
		{
			activeChar.sendPacket(new SystemMessage(SystemMessageId.INCORRECT_TARGET));
			return;
		}
		NpcHtmlMessage adminReply = new NpcHtmlMessage(5);
		
		TextBuilder replyMSG = new TextBuilder("<html><title>Teleport Character</title>");
		replyMSG.append("<body>");
		replyMSG.append("The character you will teleport is " + player.getName() + ".");
		replyMSG.append("<br>");
		
		replyMSG.append("Co-ordinate x");
		replyMSG.append("<edit var=\"char_cord_x\" width=110>");
		replyMSG.append("Co-ordinate y");
		replyMSG.append("<edit var=\"char_cord_y\" width=110>");
		replyMSG.append("Co-ordinate z");
		replyMSG.append("<edit var=\"char_cord_z\" width=110>");
		replyMSG.append("<button value=\"Teleport\" action=\"bypass -h admin_teleport_character $char_cord_x $char_cord_y $char_cord_z\" width=60 height=15 back=\"L2UI_ct1.button_df\" fore=\"L2UI_ct1.button_df\">");
		replyMSG.append("<button value=\"Teleport near you\" action=\"bypass -h admin_teleport_character " + activeChar.getX() + " " + activeChar.getY() + " " + activeChar.getZ()
				+ "\" width=115 height=15 back=\"L2UI_ct1.button_df\" fore=\"L2UI_ct1.button_df\">");
		replyMSG.append("<center><button value=\"Back\" action=\"bypass -h admin_current_player\" width=40 height=15 back=\"L2UI_ct1.button_df\" fore=\"L2UI_ct1.button_df\"></center>");
		replyMSG.append("</body></html>");
		
		adminReply.setHtml(replyMSG.toString());
		activeChar.sendPacket(adminReply);
	}
	
	private void teleportCharacter(L2PcInstance activeChar, String Cords)
	{
		L2Object target = activeChar.getTarget();
		L2PcInstance player = null;
		if (target instanceof L2PcInstance)
		{
			player = (L2PcInstance) target;
		}
		else
		{
			activeChar.sendPacket(new SystemMessage(SystemMessageId.INCORRECT_TARGET));
			return;
		}
		
		if (player.getObjectId() == activeChar.getObjectId())
		{
			player.sendPacket(new SystemMessage(SystemMessageId.CANNOT_USE_ON_YOURSELF));
		}
		else
		{
			try
			{
				StringTokenizer st = new StringTokenizer(Cords);
				String x1 = st.nextToken();
				int x = Integer.parseInt(x1);
				String y1 = st.nextToken();
				int y = Integer.parseInt(y1);
				String z1 = st.nextToken();
				int z = Integer.parseInt(z1);
				teleportCharacter(player, x, y, z, null);
			}
			catch (NoSuchElementException nsee)
			{
			}
		}
	}
	
	/**
	 * @param player
	 * @param x
	 * @param y
	 * @param z
	 */
	private void teleportCharacter(L2PcInstance player, int x, int y, int z, L2PcInstance activeChar)
	{
		if (player != null)
		{
			// Set player to same instance as GM teleporting.
			if (activeChar != null && activeChar.getInstanceId() >= 0)
				player.setInstanceId(activeChar.getInstanceId());
			else
				player.setInstanceId(0);
			//Common character information
			player.sendMessage("Admin is teleporting you.");
			
			player.getAI().setIntention(CtrlIntention.AI_INTENTION_IDLE);
			player.teleToLocation(x, y, z, true);
		}
	}
	
	private void teleportToCharacter(L2PcInstance activeChar, L2Object target)
	{
		if (target == null)
		{
			activeChar.sendPacket(new SystemMessage(SystemMessageId.INCORRECT_TARGET));
			return;
		}
		
		L2PcInstance player = null;
		if (target instanceof L2PcInstance)
		{
			player = (L2PcInstance) target;
		}
		else
		{
			activeChar.sendPacket(new SystemMessage(SystemMessageId.INCORRECT_TARGET));
			return;
		}
		
		if (player.getObjectId() == activeChar.getObjectId())
		{
			player.sendPacket(new SystemMessage(SystemMessageId.CANNOT_USE_ON_YOURSELF));
		}
		else
		{
			// move to targets instance
			activeChar.setInstanceId(target.getInstanceId());
			
			int x = player.getX();
			int y = player.getY();
			int z = player.getZ();
			
			activeChar.getAI().setIntention(CtrlIntention.AI_INTENTION_IDLE);
			activeChar.teleToLocation(x, y, z, true);
			
			activeChar.sendMessage("You have teleported to character " + player.getName() + ".");
		}
	}
	
	private void recallNPC(L2PcInstance activeChar)
	{
		L2Object obj = activeChar.getTarget();
		if (obj instanceof L2NpcInstance)
		{
			L2NpcInstance target = (L2NpcInstance) obj;
			
			int monsterTemplate = target.getTemplate().npcId;
			L2NpcTemplate template1 = NpcTable.getInstance().getTemplate(monsterTemplate);
			if (template1 == null)
			{
				activeChar.sendMessage("Incorrect monster template.");
				_log.warning("ERROR: NPC " + target.getObjectId() + " has a 'null' template.");
				return;
			}
			
			L2Spawn spawn = target.getSpawn();
			if (spawn == null)
			{
				activeChar.sendMessage("Incorrect monster spawn.");
				_log.warning("ERROR: NPC " + target.getObjectId() + " has a 'null' spawn.");
				return;
			}
			int respawnTime = spawn.getRespawnDelay();
			
			target.deleteMe();
			spawn.stopRespawn();
			SpawnTable.getInstance().deleteSpawn(spawn, true);
			
			try
			{
				//L2MonsterInstance mob = new L2MonsterInstance(monsterTemplate, template1);
				
				spawn = new L2Spawn(template1);
				spawn.setLocx(activeChar.getX());
				spawn.setLocy(activeChar.getY());
				spawn.setLocz(activeChar.getZ());
				spawn.setAmount(1);
				spawn.setHeading(activeChar.getHeading());
				spawn.setRespawnDelay(respawnTime);
				if (activeChar.getInstanceId() >= 0)
					spawn.setInstanceId(activeChar.getInstanceId());
				else
					spawn.setInstanceId(0);
				SpawnTable.getInstance().addNewSpawn(spawn, true);
				spawn.init();
				
				activeChar.sendMessage("Created " + template1.name + " on " + target.getObjectId() + ".");
				
				if (Config.DEBUG)
				{
					_log.fine("Spawn at X=" + spawn.getLocx() + " Y=" + spawn.getLocy() + " Z=" + spawn.getLocz());
					_log.warning("GM: " + activeChar.getName() + "(" + activeChar.getObjectId() + ") moved NPC " + target.getObjectId());
				}
			}
			catch (Exception e)
			{
				activeChar.sendMessage("Target is not in game.");
			}
			
		}
		else
		{
			activeChar.sendPacket(new SystemMessage(SystemMessageId.INCORRECT_TARGET));
		}
	}
	
}
