/*
 * 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.util.Collection;
import java.util.StringTokenizer;

import net.sf.l2j.Config;
import net.sf.l2j.gameserver.communitybbs.Manager.RegionBBSManager;
import net.sf.l2j.gameserver.datatables.SkillTable;
import net.sf.l2j.gameserver.handler.IAdminCommandHandler;
import net.sf.l2j.gameserver.model.L2Character;
import net.sf.l2j.gameserver.model.L2Object;
import net.sf.l2j.gameserver.model.L2Skill;
import net.sf.l2j.gameserver.model.L2Summon;
import net.sf.l2j.gameserver.model.L2World;
import net.sf.l2j.gameserver.model.actor.instance.L2ChestInstance;
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.CharInfo;
import net.sf.l2j.gameserver.network.serverpackets.Earthquake;
import net.sf.l2j.gameserver.network.serverpackets.ExRedSky;
import net.sf.l2j.gameserver.network.serverpackets.L2GameServerPacket;
import net.sf.l2j.gameserver.network.serverpackets.MagicSkillUse;
import net.sf.l2j.gameserver.network.serverpackets.NpcInfo;
import net.sf.l2j.gameserver.network.serverpackets.PlaySound;
import net.sf.l2j.gameserver.network.serverpackets.SSQInfo;
import net.sf.l2j.gameserver.network.serverpackets.SocialAction;
import net.sf.l2j.gameserver.network.serverpackets.StopMove;
import net.sf.l2j.gameserver.network.serverpackets.SunRise;
import net.sf.l2j.gameserver.network.serverpackets.SunSet;
import net.sf.l2j.gameserver.network.serverpackets.SystemMessage;
import net.sf.l2j.gameserver.network.serverpackets.UserInfo;
import net.sf.l2j.gameserver.util.Broadcast;

/**
 * This class handles following admin commands:
 *   <li> invis/invisible/vis/visible = makes yourself invisible or visible
 *   <li> earthquake = causes an earthquake of a given intensity and duration around you
 *   <li> bighead/shrinkhead = changes head size
 *   <li> gmspeed = temporary Super Haste effect.
 *   <li> para/unpara = paralyze/remove paralysis from target
 *   <li> para_all/unpara_all = same as para/unpara, affects the whole world.
 *   <li> polyself/unpolyself = makes you look as a specified mob.
 *   <li> changename = temporary change name
 *   <li> clearteams/setteam_close/setteam = team related commands
 *   <li> social = forces an L2Character instance to broadcast social action packets.
 *   <li> effect = forces an L2Character instance to broadcast MSU packets.
 *   <li> abnormal = force changes over an L2Character instance's abnormal state.
 *   <li> play_sound/play_sounds = Music broadcasting related commands
 *   <li> atmosphere = sky change related commands.
 */
public class AdminEffects implements IAdminCommandHandler
{
	private static final String[] ADMIN_COMMANDS =
	{
		"admin_invis",
		"admin_invisible",
		"admin_vis",
		"admin_visible",
		"admin_invis_menu",
		"admin_earthquake",
		"admin_earthquake_menu",
		"admin_bighead",
		"admin_shrinkhead",
		"admin_gmspeed",
		"admin_gmspeed_menu",
		"admin_unpara_all",
		"admin_para_all",
		"admin_unpara",
		"admin_para",
		"admin_unpara_all_menu",
		"admin_para_all_menu",
		"admin_unpara_menu",
		"admin_para_menu",
		"admin_polyself",
		"admin_unpolyself",
		"admin_polyself_menu",
		"admin_unpolyself_menu",
		"admin_changename",
		"admin_changename_menu",
		"admin_clearteams",
		"admin_setteam_close",
		"admin_setteam",
		"admin_social",
		"admin_effect",
		"admin_social_menu",
		"admin_effect_menu",
		"admin_abnormal",
		"admin_abnormal_menu",
		"admin_play_sounds",
		"admin_play_sound",
		"admin_atmosphere",
		"admin_atmosphere_menu"
	};
	
	public boolean useAdminCommand(String command, L2PcInstance activeChar)
	{
		StringTokenizer st = new StringTokenizer(command);
		st.nextToken();
		
		if (command.equals("admin_invis_menu"))
		{
			if (!activeChar.getAppearance().getInvisible())
			{
				activeChar.getAppearance().setInvisible();
				activeChar.broadcastUserInfo();
				activeChar.decayMe();
				activeChar.spawnMe();
			}
			else
			{
				activeChar.getAppearance().setVisible();
				activeChar.broadcastUserInfo();
			}
			RegionBBSManager.getInstance().changeCommunityBoard();
		}
		else if (command.startsWith("admin_invis"))
		{
			activeChar.getAppearance().setInvisible();
			activeChar.broadcastUserInfo();
			activeChar.decayMe();
			activeChar.spawnMe();
			RegionBBSManager.getInstance().changeCommunityBoard();
		}
		
		else if (command.startsWith("admin_vis"))
		{
			activeChar.getAppearance().setVisible();
			activeChar.broadcastUserInfo();
			RegionBBSManager.getInstance().changeCommunityBoard();
		}
		else if (command.startsWith("admin_earthquake"))
		{
			try
			{
				String val1 = st.nextToken();
				int intensity = Integer.parseInt(val1);
				String val2 = st.nextToken();
				int duration = Integer.parseInt(val2);
				Earthquake eq = new Earthquake(activeChar.getX(), activeChar.getY(), activeChar.getZ(), intensity, duration);
				activeChar.broadcastPacket(eq);
			}
			catch (Exception e)
			{
				activeChar.sendMessage("Use: //earthquake <intensity> <duration>");
			}
		}
		else if (command.startsWith("admin_atmosphere"))
		{
			try
			{
				String type = st.nextToken();
				String state = st.nextToken();
				adminAtmosphere(type, state, activeChar);
			}
			catch (Exception ex)
			{
			}
		}
		else if (command.equals("admin_play_sounds"))
			AdminHelpPage.showHelpPage(activeChar, "songs/songs.htm");
		else if (command.startsWith("admin_play_sounds"))
		{
			try
			{
				AdminHelpPage.showHelpPage(activeChar, "songs/songs" + command.substring(17) + ".htm");
			}
			catch (StringIndexOutOfBoundsException e)
			{
			}
		}
		else if (command.startsWith("admin_play_sound"))
		{
			try
			{
				playAdminSound(activeChar, command.substring(17));
			}
			catch (StringIndexOutOfBoundsException e)
			{
			}
		}
		else if (command.startsWith("admin_para") || command.startsWith("admin_para_menu"))
		{
			String type = "1";
			try
			{
				type = st.nextToken();
			}
			catch (Exception e)
			{
			}
			try
			{
				L2Object target = activeChar.getTarget();
				L2Character player = null;
				if (target instanceof L2Character)
				{
					player = (L2Character) target;
					if (type.equals("1"))
						player.startAbnormalEffect(0x0400);
					else
						player.startAbnormalEffect(0x0800);
					player.setIsParalyzed(true);
					StopMove sm = new StopMove(player);
					player.sendPacket(sm);
					player.broadcastPacket(sm);
				}
			}
			catch (Exception e)
			{
			}
		}
		else if (command.equals("admin_unpara") || command.equals("admin_unpara_menu"))
		{
			try
			{
				L2Object target = activeChar.getTarget();
				L2Character player = null;
				if (target instanceof L2Character)
				{
					player = (L2Character) target;
					player.stopAbnormalEffect((short) 0x0400);
					player.setIsParalyzed(false);
				}
			}
			catch (Exception e)
			{
			}
		}
		else if (command.startsWith("admin_para_all"))
		{
			try
			{
				Collection<L2PcInstance> plrs = activeChar.getKnownList().getKnownPlayers().values();
				//synchronized (activeChar.getKnownList().getKnownPlayers())
				{
					for (L2PcInstance player : plrs)
					{
						if (!player.isGM())
						{
							player.startAbnormalEffect(0x0400);
							player.setIsParalyzed(true);
							StopMove sm = new StopMove(player);
							player.sendPacket(sm);
							player.broadcastPacket(sm);
						}
					}
				}
			}
			catch (Exception e)
			{
			}
		}
		else if (command.startsWith("admin_unpara_all"))
		{
			try
			{
				Collection<L2PcInstance> plrs = activeChar.getKnownList().getKnownPlayers().values();
				//synchronized (activeChar.getKnownList().getKnownPlayers())
				{
					for (L2PcInstance player : plrs)
					{
						player.stopAbnormalEffect(0x0400);
						player.setIsParalyzed(false);
					}
				}
			}
			catch (Exception e)
			{
			}
		}
		else if (command.startsWith("admin_bighead"))
		{
			try
			{
				L2Object target = activeChar.getTarget();
				L2Character player = null;
				if (target instanceof L2Character)
				{
					player = (L2Character) target;
					player.startAbnormalEffect(0x2000);
				}
			}
			catch (Exception e)
			{
			}
		}
		else if (command.startsWith("admin_shrinkhead"))
		{
			try
			{
				L2Object target = activeChar.getTarget();
				L2Character player = null;
				if (target instanceof L2Character)
				{
					player = (L2Character) target;
					player.stopAbnormalEffect((short) 0x2000);
				}
			}
			catch (Exception e)
			{
			}
		}
		else if (command.startsWith("admin_gmspeed"))
		{
			try
			{
				int val = Integer.parseInt(st.nextToken());
				boolean sendMessage = activeChar.getFirstEffect(7029) != null;
				activeChar.stopSkillEffects(7029);
				if (val == 0 && sendMessage)
				{
					activeChar.sendPacket(new SystemMessage(SystemMessageId.EFFECT_S1_DISAPPEARED).addSkillName(7029));
				}
				else if ((val >= 1) && (val <= 4))
				{
					L2Skill gmSpeedSkill = SkillTable.getInstance().getInfo(7029, val);
					activeChar.doCast(gmSpeedSkill);
				}
			}
			catch (Exception e)
			{
				activeChar.sendMessage("Use //gmspeed value (0=off...4=max).");
			}
			finally
			{
				activeChar.updateEffectIcons();
			}
		}
		else if (command.startsWith("admin_polyself"))
		{
			try
			{
				String id = st.nextToken();
				activeChar.getPoly().setPolyInfo("npc", id);
				activeChar.teleToLocation(activeChar.getX(), activeChar.getY(), activeChar.getZ(), false);
				CharInfo info1 = new CharInfo(activeChar);
				activeChar.broadcastPacket(info1);
				UserInfo info2 = new UserInfo(activeChar);
				activeChar.sendPacket(info2);
			}
			catch (Exception e)
			{
			}
		}
		else if (command.startsWith("admin_unpolyself"))
		{
			activeChar.getPoly().setPolyInfo(null, "1");
			activeChar.decayMe();
			activeChar.spawnMe(activeChar.getX(), activeChar.getY(), activeChar.getZ());
			CharInfo info1 = new CharInfo(activeChar);
			activeChar.broadcastPacket(info1);
			UserInfo info2 = new UserInfo(activeChar);
			activeChar.sendPacket(info2);
		}
		else if (command.startsWith("admin_changename"))
		{
			try
			{
				String name = st.nextToken();
				String oldName = "null";
				try
				{
					L2Object target = activeChar.getTarget();
					L2Character player = null;
					if (target instanceof L2Character)
					{
						player = (L2Character) target;
						oldName = player.getName();
					}
					else if (target == null)
					{
						player = activeChar;
						oldName = activeChar.getName();
					}
					if (player instanceof L2PcInstance)
						L2World.getInstance().removeFromAllPlayers((L2PcInstance) player);
					player.setName(name);
					if (player instanceof L2PcInstance)
						L2World.getInstance().addVisibleObject(player, null, null);
					if (player instanceof L2PcInstance)
					{
						CharInfo info1 = new CharInfo((L2PcInstance) player);
						player.broadcastPacket(info1);
						UserInfo info2 = new UserInfo((L2PcInstance) player);
						player.sendPacket(info2);
					}
					else if (player instanceof L2NpcInstance)
					{
						NpcInfo info1 = new NpcInfo((L2NpcInstance) player, null);
						player.broadcastPacket(info1);
					}
					activeChar.sendMessage("Changed name from " + oldName + " to " + name + ".");
				}
				catch (Exception e)
				{
				}
			}
			catch (StringIndexOutOfBoundsException e)
			{
			}
		}
		else if (command.equals("admin_clear_teams"))
		{
			try
			{
				Collection<L2PcInstance> plrs = activeChar.getKnownList().getKnownPlayers().values();
				//synchronized (activeChar.getKnownList().getKnownPlayers())
				{
					for (L2PcInstance player : plrs)
					{
						player.setTeam(0);
						player.broadcastUserInfo();
					}
				}
			}
			catch (Exception e)
			{
			}
		}
		else if (command.startsWith("admin_setteam_close"))
		{
			try
			{
				String val = st.nextToken();
				int teamVal = Integer.parseInt(val);
				Collection<L2PcInstance> plrs = activeChar.getKnownList().getKnownPlayers().values();
				//synchronized (activeChar.getKnownList().getKnownPlayers())
				{
					for (L2PcInstance player : plrs)
					{
						if (activeChar.isInsideRadius(player, 400, false, true))
						{
							player.setTeam(0);
							if (teamVal != 0)
							{
								player.sendMessage("You have joined team " + teamVal);
							}
							player.broadcastUserInfo();
						}
					}
				}
			}
			catch (Exception e)
			{
			}
		}
		else if (command.startsWith("admin_setteam"))
		{
			String val = command.substring(14);
			int teamVal = Integer.parseInt(val);
			L2Object target = activeChar.getTarget();
			L2PcInstance player = null;
			if (target instanceof L2PcInstance)
				player = (L2PcInstance) target;
			else
				return false;
			player.setTeam(teamVal);
			if (teamVal != 0)
			{
				player.sendMessage("You have joined team " + teamVal);
			}
			player.broadcastUserInfo();
		}
		else if (command.startsWith("admin_social"))
		{
			try
			{
				String target = null;
				L2Object obj = activeChar.getTarget();
				if (st.countTokens() == 2)
				{
					int social = Integer.parseInt(st.nextToken());
					target = st.nextToken();
					if (target != null)
					{
						L2PcInstance player = L2World.getInstance().getPlayer(target);
						if (player != null)
						{
							if (performSocial(social, player, activeChar))
								activeChar.sendMessage(player.getName() + " was affected by your request.");
						}
						else
						{
							try
							{
								int radius = Integer.parseInt(target);
								Collection<L2Object> objs = activeChar.getKnownList().getKnownObjects().values();
								//synchronized (activeChar.getKnownList().getKnownObjects())
								{
									for (L2Object object : objs)
										if (activeChar.isInsideRadius(object, radius, false, false))
											performSocial(social, object, activeChar);
								}
								activeChar.sendMessage(radius + " units radius affected by your request.");
							}
							catch (NumberFormatException nbe)
							{
								activeChar.sendMessage("Incorrect parameter");
							}
						}
					}
				}
				else if (st.countTokens() == 1)
				{
					int social = Integer.parseInt(st.nextToken());
					if (obj == null)
						obj = activeChar;
					if (obj != null)
					{
						if (performSocial(social, obj, activeChar))
							activeChar.sendMessage(obj.getName() + " was affected by your request.");
						else
							activeChar.sendPacket(new SystemMessage(SystemMessageId.NOTHING_HAPPENED));
					}
					else
						activeChar.sendPacket(new SystemMessage(SystemMessageId.INCORRECT_TARGET));
				}
				else if (!command.contains("menu"))
					activeChar.sendMessage("Usage: //social <social_id> [player_name|radius]");
			}
			catch (Exception e)
			{
				if (Config.DEBUG)
					e.printStackTrace();
			}
		}
		else if (command.startsWith("admin_abnormal"))
		{
			try
			{
				String target = null;
				L2Object obj = activeChar.getTarget();
				if (st.countTokens() == 2)
				{
					String parm = st.nextToken();
					int abnormal = Integer.decode("0x" + parm);
					target = st.nextToken();
					if (target != null)
					{
						L2PcInstance player = L2World.getInstance().getPlayer(target);
						if (player != null)
						{
							if (performAbnormal(abnormal, player))
								activeChar.sendMessage(player.getName() + "'s abnormal status was affected by your request.");
							else
								activeChar.sendPacket(new SystemMessage(SystemMessageId.NOTHING_HAPPENED));
						}
						else
						{
							try
							{
								int radius = Integer.parseInt(target);
								Collection<L2Object> objs = activeChar.getKnownList().getKnownObjects().values();
								//synchronized (activeChar.getKnownList().getKnownObjects())
								{
									for (L2Object object : objs)
										if (activeChar.isInsideRadius(object, radius, false, false))
											performAbnormal(abnormal, object);
									activeChar.sendMessage(radius + " units radius affected by your request.");
								}
							}
							catch (NumberFormatException nbe)
							{
								activeChar.sendMessage("Usage: //abnormal <hex_abnormal_mask> [player|radius]");
							}
						}
					}
				}
				else if (st.countTokens() == 1)
				{
					int abnormal = Integer.decode("0x" + st.nextToken());
					if (obj == null)
						obj = activeChar;
					if (obj != null)
					{
						if (performAbnormal(abnormal, obj))
							activeChar.sendMessage(obj.getName() + "'s abnormal status was affected by your request.");
						else
							activeChar.sendPacket(new SystemMessage(SystemMessageId.NOTHING_HAPPENED));
					}
					else
						activeChar.sendPacket(new SystemMessage(SystemMessageId.INCORRECT_TARGET));
				}
				else if (!command.contains("menu"))
					activeChar.sendMessage("Usage: //abnormal <abnormal_mask> [player_name|radius]");
			}
			catch (Exception e)
			{
				if (Config.DEBUG)
					e.printStackTrace();
			}
		}
		else if (command.startsWith("admin_effect"))
		{
			try
			{
				L2Object obj = activeChar.getTarget();
				int level = 1, hittime = 1;
				int skill = Integer.parseInt(st.nextToken());
				if (st.hasMoreTokens())
					level = Integer.parseInt(st.nextToken());
				if (st.hasMoreTokens())
					hittime = Integer.parseInt(st.nextToken());
				if (obj == null)
					obj = activeChar;
				if (obj != null)
				{
					if (!(obj instanceof L2Character))
						activeChar.sendPacket(new SystemMessage(SystemMessageId.INCORRECT_TARGET));
					else
					{
						L2Character target = (L2Character) obj;
						target.broadcastPacket(new MagicSkillUse(target, activeChar, skill, level, hittime, 0));
						activeChar.sendMessage(obj.getName() + " performs MSU " + skill + "/" + level + " by your request.");
					}
				}
				else
					activeChar.sendPacket(new SystemMessage(SystemMessageId.INCORRECT_TARGET));
			}
			catch (Exception e)
			{
				activeChar.sendMessage("Usage: //effect skill [level | level hittime]");
			}
		}
		if (command.contains("menu"))
			showMainPage(activeChar, command);
		return true;
	}
	
	/**
	 * @param action bitmask that should be applied over target's abnormal
	 * @param target
	 * @return <i>true</i> if target's abnormal state was affected , <i>false</i> otherwise.
	 */
	private boolean performAbnormal(int action, L2Object target)
	{
		if (target instanceof L2Character)
		{
			L2Character character = (L2Character) target;
			if ((character.getAbnormalEffect() & action) == action)
				character.stopAbnormalEffect(action);
			else
				character.startAbnormalEffect(action);
			return true;
		}
		else
			return false;
	}
	
	private boolean performSocial(int action, L2Object target, L2PcInstance activeChar)
	{
		try
		{
			if (target instanceof L2Character)
			{
				if ((target instanceof L2Summon) || (target instanceof L2ChestInstance))
				{
					activeChar.sendPacket(new SystemMessage(SystemMessageId.NOTHING_HAPPENED));
					return false;
				}
				if ((target instanceof L2NpcInstance) && (action < 1 || action > 3))
				{
					activeChar.sendPacket(new SystemMessage(SystemMessageId.NOTHING_HAPPENED));
					return false;
				}
				if ((target instanceof L2PcInstance) && (action < 2 || action > 16))
				{
					activeChar.sendPacket(new SystemMessage(SystemMessageId.NOTHING_HAPPENED));
					return false;
				}
				L2Character character = (L2Character) target;
				character.broadcastPacket(new SocialAction(target.getObjectId(), action));
			}
			else
				return false;
		}
		catch (Exception e)
		{
		}
		return true;
	}
	
	/**
	 *
	 * @param type - atmosphere type (signssky,sky)
	 * @param state - atmosphere state(night,day)
	 */
	private void adminAtmosphere(String type, String state, L2PcInstance activeChar)
	{
		L2GameServerPacket packet = null;
		
		if (type.equals("signsky"))
		{
			if (state.equals("dawn"))
				packet = new SSQInfo(2);
			else if (state.equals("dusk"))
				packet = new SSQInfo(1);
		}
		else if (type.equals("sky"))
		{
			if (state.equals("night"))
				packet = new SunSet();
			else if (state.equals("day"))
				packet = new SunRise();
			else if (state.equals("red"))
				packet = new ExRedSky(10);
		}
		else
			activeChar.sendMessage("Usage: //atmosphere <signsky dawn|dusk>|<sky day|night|red>");
		if (packet != null)
			Broadcast.toAllOnlinePlayers(packet);
	}
	
	private void playAdminSound(L2PcInstance activeChar, String sound)
	{
		PlaySound _snd = new PlaySound(1, sound, 0, 0, 0, 0, 0);
		activeChar.sendPacket(_snd);
		activeChar.broadcastPacket(_snd);
		activeChar.sendMessage("Playing " + sound + ".");
	}
	
	public String[] getAdminCommandList()
	{
		return ADMIN_COMMANDS;
	}
	
	private void showMainPage(L2PcInstance activeChar, String command)
	{
		String filename = "effects_menu";
		if (command.contains("abnormal"))
			filename = "abnormal";
		else if (command.contains("social"))
			filename = "social";
		AdminHelpPage.showHelpPage(activeChar, filename + ".htm");
	}
}