/*
 * 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 com.edelvez.gameserver.handler.admincommandhandlers;

import java.util.NoSuchElementException;
import java.util.StringTokenizer;
import java.util.logging.Logger;

import javolution.text.TextBuilder;
import com.edelvez.Config;
import com.edelvez.gameserver.GmListTable;
import com.edelvez.gameserver.datatables.NpcTable;
import com.edelvez.gameserver.datatables.SpawnTable;
import com.edelvez.gameserver.datatables.TeleportLocationTable;
import com.edelvez.gameserver.handler.IAdminCommandHandler;
import com.edelvez.gameserver.instancemanager.DayNightSpawnManager;
import com.edelvez.gameserver.instancemanager.RaidBossSpawnManager;
import com.edelvez.gameserver.model.L2Object;
import com.edelvez.gameserver.model.L2Spawn;
import com.edelvez.gameserver.model.L2World;
import com.edelvez.gameserver.model.actor.instance.L2PcInstance;
import com.edelvez.gameserver.network.SystemMessageId;
import com.edelvez.gameserver.network.serverpackets.NpcHtmlMessage;
import com.edelvez.gameserver.network.serverpackets.SystemMessage;
import com.edelvez.gameserver.templates.L2NpcTemplate;

/**
 * This class handles following admin commands: - show_spawns = shows menu - spawn_index lvl = shows menu for monsters with respective level - spawn_monster id = spawns monster id on target
 *
 * @version $Revision: 1.2.2.5.2.5 $ $Date: 2005/04/11 10:06:06 $
 */
public class AdminSpawn implements IAdminCommandHandler
{
	private static final String[] ADMIN_COMMANDS = { "admin_show_spawns", "admin_spawn", "admin_spawn_monster", "admin_spawn_index", "admin_unspawnall", "admin_respawnall", "admin_spawn_reload", "admin_npc_index", "admin_spawn_once", "admin_show_npcs", "admin_teleport_reload", "admin_spawnnight", "admin_spawnday" };
	public static Logger _log = Logger.getLogger(AdminSpawn.class.getName());
	private static final int REQUIRED_LEVEL = Config.GM_NPC_EDIT;
	private static final int REQUIRED_LEVEL2 = Config.GM_TELEPORT_OTHER;

	public boolean useAdminCommand(String command, L2PcInstance activeChar)
	{
		if (!Config.ALT_PRIVILEGES_ADMIN) {
			if (!(checkLevel(activeChar.getAccessLevel()) && activeChar.isGM())) {
				return false;
			}
		}
		if (command.equals("admin_show_spawns")) {
			AdminHelpPage.showHelpPage(activeChar, "spawns.htm");
		} else if (command.startsWith("admin_spawn_index"))
		{
			StringTokenizer st = new StringTokenizer(command, " ");
			try
			{
				st.nextToken();
				int level = Integer.parseInt(st.nextToken());
				int from = 0;
				try
				{
					from = Integer.parseInt(st.nextToken());
				}
				catch (NoSuchElementException nsee)
				{
				}
				showMonsters(activeChar, level, from);
			}
			catch (Exception e)
			{
				AdminHelpPage.showHelpPage(activeChar, "spawns.htm");
			}
		}
		else if (command.equals("admin_show_npcs")) {
			AdminHelpPage.showHelpPage(activeChar, "npcs.htm");
		} else if (command.startsWith("admin_npc_index"))
		{
			StringTokenizer st = new StringTokenizer(command, " ");
			try
			{
				st.nextToken();
				String letter = st.nextToken();
				int from = 0;
				try
				{
					from = Integer.parseInt(st.nextToken());
				}
				catch (NoSuchElementException nsee)
				{
				}
				showNpcs(activeChar, letter, from);
			}
			catch (Exception e)
			{
				AdminHelpPage.showHelpPage(activeChar, "npcs.htm");
			}
		}
		else if (command.startsWith("admin_spawn") || command.startsWith("admin_spawn_monster"))
		{
			StringTokenizer st = new StringTokenizer(command, " ");
			try
			{
				String cmd = st.nextToken();
				String id = st.nextToken();
				int respawnTime = 0;
				int mobCount = 1;
				if (st.hasMoreTokens()) {
					mobCount = Integer.parseInt(st.nextToken());
				}
				if (st.hasMoreTokens()) {
					respawnTime = Integer.parseInt(st.nextToken());
				}
				if (cmd.equalsIgnoreCase("admin_spawn_once")) {
					spawnMonster(activeChar, id, respawnTime, mobCount, false);
				} else {
					spawnMonster(activeChar, id, respawnTime, mobCount, true);
				}
			}
			catch (Exception e)
			{ // Case of wrong or missing monster data
				AdminHelpPage.showHelpPage(activeChar, "spawns.htm");
			}
		}
		else if (command.startsWith("admin_unspawnall"))
		{
			for (L2PcInstance player : L2World.getInstance().getAllPlayers()) {
				player.sendPacket(new SystemMessage(SystemMessageId.NPC_SERVER_NOT_OPERATING));
			}
			RaidBossSpawnManager.getInstance().cleanUp();
			DayNightSpawnManager.getInstance().cleanUp();
			L2World.getInstance().deleteVisibleNpcSpawns();
			GmListTable.broadcastMessageToGMs("NPC Unspawn completed!");
		}
		else if (command.startsWith("admin_spawnday")) {
			DayNightSpawnManager.getInstance().spawnDayCreatures();
		} else if (command.startsWith("admin_spawnnight")) {
			DayNightSpawnManager.getInstance().spawnNightCreatures();
		} else if (command.startsWith("admin_respawnall") || command.startsWith("admin_spawn_reload"))
		{
			// make sure all spawns are deleted
			RaidBossSpawnManager.getInstance().cleanUp();
			DayNightSpawnManager.getInstance().cleanUp();
			L2World.getInstance().deleteVisibleNpcSpawns();
			// now respawn all
			NpcTable.getInstance().reloadAllNpc();
			SpawnTable.getInstance().reloadAll();
			RaidBossSpawnManager.getInstance().reloadBosses();
			GmListTable.broadcastMessageToGMs("NPC Respawn completed!");
		}
		else if (command.startsWith("admin_teleport_reload"))
		{
			TeleportLocationTable.getInstance().reloadAll();
			GmListTable.broadcastMessageToGMs("Teleport List Table reloaded.");
		}
		return true;
	}

	public String[] getAdminCommandList()
	{
		return ADMIN_COMMANDS;
	}

	private boolean checkLevel(int level)
	{
		return level >= REQUIRED_LEVEL;
	}

	private void spawnMonster(L2PcInstance activeChar, String monsterId, int respawnTime, int mobCount, boolean permanent)
	{
		L2Object target = activeChar.getTarget();
		if (target == null) {
			target = activeChar;
		}
		if (target != activeChar && activeChar.getAccessLevel() < REQUIRED_LEVEL2) {
			return;
		}
		L2NpcTemplate template1;
		if (monsterId.matches("[0-9]*"))
		{
			// First parameter was an ID number
			int monsterTemplate = Integer.parseInt(monsterId);
			template1 = NpcTable.getInstance().getTemplate(monsterTemplate);
		}
		else
		{
			// First parameter wasn't just numbers so go by name not ID
			monsterId = monsterId.replace('_', ' ');
			template1 = NpcTable.getInstance().getTemplateByName(monsterId);
		}
		try
		{
			L2Spawn spawn = new L2Spawn(template1);
			spawn.setLocx(target.getX());
			spawn.setLocy(target.getY());
			spawn.setLocz(target.getZ());
			spawn.setAmount(mobCount);
			spawn.setHeading(activeChar.getHeading());
			spawn.setRespawnDelay(respawnTime);
			if (Config.SAVE_GMSPAWN_ON_CUSTOM) {
				spawn.setCustom();
			}
			if (RaidBossSpawnManager.getInstance().isDefined(spawn.getNpcid())) {
				activeChar.sendMessage("You cannot spawn another instance of " + template1.name + ".");
			} else
			{
				if (RaidBossSpawnManager.getInstance().getValidTemplate(spawn.getNpcid()) != null) {
					RaidBossSpawnManager.getInstance().addNewSpawn(spawn, 0, template1.getStatsSet().getDouble("baseHpMax"), template1.getStatsSet().getDouble("baseMpMax"), permanent);
				} else {
					SpawnTable.getInstance().addNewSpawn(spawn, permanent);
				}
				spawn.init();
				if (!permanent) {
					spawn.stopRespawn();
				}
				activeChar.sendMessage("Created " + template1.name + " on " + target.getObjectId());
			}
		}
		catch (Exception e)
		{
			activeChar.sendPacket(new SystemMessage(SystemMessageId.TARGET_CANT_FOUND));
		}
	}

	private void showMonsters(L2PcInstance activeChar, int level, int from)
	{
		TextBuilder tb = new TextBuilder();
		L2NpcTemplate[] mobs = NpcTable.getInstance().getAllMonstersOfLevel(level);
		// Start
		tb.append("<html><title>Spawn Monster:</title><body><p> Level " + level + ":<br>Total Npc's : " + mobs.length + "<br>");
		String end1 = "<br><center><button value=\"Next\" action=\"bypass -h admin_spawn_index " + level + " $from$\" width=40 height=15 back=\"sek.cbui94\" fore=\"sek.cbui92\"></center></body></html>";
		String end2 = "<br><center><button value=\"Back\" action=\"bypass -h admin_show_spawns\" width=40 height=15 back=\"sek.cbui94\" fore=\"sek.cbui92\"></center></body></html>";
		// Loop
		boolean ended = true;
		for (int i = from; i < mobs.length; i++)
		{
			String txt = "<a action=\"bypass -h admin_spawn_monster " + mobs[i].npcId + "\">" + mobs[i].name + "</a><br1>";
			if (tb.length() + txt.length() + end2.length() > 8192)
			{
				end1 = end1.replace("$from$", "" + i);
				ended = false;
				break;
			}
			tb.append(txt);
		}
		// End
		if (ended) {
			tb.append(end2);
		} else {
			tb.append(end1);
		}
		activeChar.sendPacket(new NpcHtmlMessage(5, tb.toString()));
	}

	private void showNpcs(L2PcInstance activeChar, String starting, int from)
	{
		TextBuilder tb = new TextBuilder();
		L2NpcTemplate[] mobs = NpcTable.getInstance().getAllNpcStartingWith(starting);
		// Start
		tb.append("<html><title>Spawn Monster:</title><body><p> There are " + mobs.length + " Npcs whose name starts with " + starting + ":<br>");
		String end1 = "<br><center><button value=\"Next\" action=\"bypass -h admin_npc_index " + starting + " $from$\" width=40 height=15 back=\"sek.cbui94\" fore=\"sek.cbui92\"></center></body></html>";
		String end2 = "<br><center><button value=\"Back\" action=\"bypass -h admin_show_npcs\" width=40 height=15 back=\"sek.cbui94\" fore=\"sek.cbui92\"></center></body></html>";
		// Loop
		boolean ended = true;
		for (int i = from; i < mobs.length; i++)
		{
			String txt = "<a action=\"bypass -h admin_spawn_monster " + mobs[i].npcId + "\">" + mobs[i].name + "</a><br1>";
			if (tb.length() + txt.length() + end2.length() > 8192)
			{
				end1 = end1.replace("$from$", "" + i);
				ended = false;
				break;
			}
			tb.append(txt);
		}
		// End
		if (ended) {
			tb.append(end2);
		} else {
			tb.append(end1);
		}
		activeChar.sendPacket(new NpcHtmlMessage(5, tb.toString()));
	}
}
