/*
 * 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 handlers.admincommandhandlers;

import java.util.StringTokenizer;

import com.l2jserver.Config;
import com.l2jserver.gameserver.LoginServerThread;
import com.l2jserver.gameserver.handler.IAdminCommandHandler;
import com.l2jserver.gameserver.model.actor.instance.L2PcInstance;
import com.l2jserver.gameserver.network.gameserverpackets.ServerStatus;
import com.l2jserver.gameserver.network.serverpackets.NpcHtmlMessage;

/**
 * This class handles the admin commands that acts on the login
 * @version $Revision: 1.2.2.1.2.4 $ $Date: 2007/07/31 10:05:56 $
 */
public class AdminLogin implements IAdminCommandHandler
{
	private static final String[] ADMIN_COMMANDS =
	{
		"admin_server_gm_only",
		"admin_server_all",
		"admin_server_max_player",
		"admin_server_list_type",
		"admin_server_list_age",
		"admin_server_login"
	};
	
	@Override
	public boolean useAdminCommand(String command, L2PcInstance activeChar)
	{
		if (command.equals("admin_server_gm_only"))
		{
			gmOnly();
			activeChar.sendMessage("Server is now GM only");
			showMainPage(activeChar);
		}
		else if (command.equals("admin_server_all"))
		{
			allowToAll();
			activeChar.sendMessage("Server is not GM only anymore");
			showMainPage(activeChar);
		}
		else if (command.startsWith("admin_server_max_player"))
		{
			StringTokenizer st = new StringTokenizer(command);
			if (st.countTokens() > 1)
			{
				st.nextToken();
				String number = st.nextToken();
				try
				{
					LoginServerThread.getInstance().setMaxPlayer(Integer.parseInt(number));
					activeChar.sendMessage("maxPlayer set to " + number);
					showMainPage(activeChar);
				}
				catch (NumberFormatException e)
				{
					activeChar.sendMessage("Max players must be a number.");
				}
			}
			else
			{
				activeChar.sendMessage("Format is server_max_player <max>");
			}
		}
		else if (command.startsWith("admin_server_list_type"))
		{
			StringTokenizer st = new StringTokenizer(command);
			int tokens = st.countTokens();
			if (tokens > 1)
			{
				st.nextToken();
				String[] modes = new String[tokens-1];
				
				for (int i = 0; i < tokens-1; i++)
				{
					modes[i] = st.nextToken().trim();
				}
				int newType = 0;
				try
				{
					newType = Integer.parseInt(modes[0]);
				}
				catch (NumberFormatException e)
				{
					newType = Config.getServerTypeId(modes);
				}
				if (Config.SERVER_LIST_TYPE != newType)
				{
					Config.SERVER_LIST_TYPE = newType;
					LoginServerThread.getInstance().sendServerType();
					activeChar.sendMessage("Server Type changed to "+getServerTypeName(newType));
					showMainPage(activeChar);
				}
				else
				{
					activeChar.sendMessage("Server Type is already "+getServerTypeName(newType));
					showMainPage(activeChar);
				}
			}
			else
			{
				activeChar.sendMessage("Format is server_list_type <normal/relax/test/nolabel/restricted/event/free>");
			}
		}
		else if (command.startsWith("admin_server_list_age"))
		{
			StringTokenizer st = new StringTokenizer(command);
			if (st.countTokens() > 1)
			{
				st.nextToken();
				String mode = st.nextToken();
				int age = 0;
				try
				{
					age = Integer.parseInt(mode);
					if (Config.SERVER_LIST_AGE != age)
					{
						Config.SERVER_LIST_TYPE = age;
						LoginServerThread.getInstance().sendServerStatus(ServerStatus.SERVER_AGE, age);
						activeChar.sendMessage("Server Age changed to "+age);
						showMainPage(activeChar);
					}
					else
					{
						activeChar.sendMessage("Server Age is already "+age);
						showMainPage(activeChar);
					}
				}
				catch (NumberFormatException e)
				{
					activeChar.sendMessage("Age must be a number");
				}
			}
			else
			{
				activeChar.sendMessage("Format is server_list_age <number>");
			}
		}
		else if (command.equals("admin_server_login"))
		{
			showMainPage(activeChar);
		}
		return true;
	}
	
	/**
	 * @param activeChar 
	 */
	private void showMainPage(L2PcInstance activeChar)
	{
		NpcHtmlMessage html = new NpcHtmlMessage(1);
		html.setFile(activeChar.getHtmlPrefix(), "data/html/admin/login.htm");
		html.replace("%server_name%", LoginServerThread.getInstance().getServerName());
		html.replace("%status%", LoginServerThread.getInstance().getStatusString());
		html.replace("%clock%", getServerTypeName(Config.SERVER_LIST_TYPE));
		html.replace("%brackets%", Config.SERVER_LIST_BRACKET);
		html.replace("%max_players%", LoginServerThread.getInstance().getMaxPlayer());
		activeChar.sendPacket(html);
	}
	
	private String getServerTypeName(int serverType)
	{
		// Config.getServerTypeId(...)
		StringBuilder nameType = new StringBuilder(99);
		
		if ((serverType & ServerStatus.SERVER_NORMAL) != 0)  nameType.append(",Normal");
		if ((serverType & ServerStatus.SERVER_RELAX) != 0)   nameType.append(",Relax");
		if ((serverType & ServerStatus.SERVER_TEST) != 0)    nameType.append(",Test");
		if ((serverType & ServerStatus.SERVER_NOLABEL) != 0) nameType.append(",NoLabel");
		if ((serverType & ServerStatus.SERVER_CREATION_RESTRICTED) != 0) nameType.append(",Restricted");
		if ((serverType & ServerStatus.SERVER_EVENT) != 0)   nameType.append(",Event");
		if ((serverType & ServerStatus.SERVER_FREE) != 0)    nameType.append(",Free");
		if (nameType.length() > 0 /*&& nameType.charAt(0) == ','*/) nameType.deleteCharAt(0);
		return nameType.toString();
	}
	
	/**
	 *
	 */
	private void allowToAll()
	{
		LoginServerThread.getInstance().setServerStatus(ServerStatus.STATUS_AUTO);
		Config.SERVER_GMONLY = false;
	}
	
	/**
	 *
	 */
	private void gmOnly()
	{
		LoginServerThread.getInstance().setServerStatus(ServerStatus.STATUS_GM_ONLY);
		Config.SERVER_GMONLY = true;
	}
	
	@Override
	public String[] getAdminCommandList()
	{
		return ADMIN_COMMANDS;
	}
}
