/**
 *                            License
 * THE WORK (AS DEFINED BELOW) IS PROVIDED UNDER THE TERMS OF THIS  
 * CREATIVE COMMONS PUBLIC LICENSE ("CCPL" OR "LICENSE"). 
 * THE WORK IS PROTECTED BY COPYRIGHT AND/OR OTHER APPLICABLE LAW.  
 * ANY USE OF THE WORK OTHER THAN AS AUTHORIZED UNDER THIS LICENSE OR  
 * COPYRIGHT LAW IS PROHIBITED.
 * 
 * BY EXERCISING ANY RIGHTS TO THE WORK PROVIDED HERE, YOU ACCEPT AND  
 * AGREE TO BE BOUND BY THE TERMS OF THIS LICENSE. TO THE EXTENT THIS LICENSE  
 * MAY BE CONSIDERED TO BE A CONTRACT, THE LICENSOR GRANTS YOU THE RIGHTS CONTAINED 
 * HERE IN CONSIDERATION OF YOUR ACCEPTANCE OF SUCH TERMS AND CONDITIONS.
 * 
 */
package l1j.server.telnet.command;

import java.util.StringTokenizer;

import l1j.server.server.GameServer;
import l1j.server.server.Opcodes;
import l1j.server.server.datatables.ChatLogTable;
import l1j.server.server.model.L1Character;
import l1j.server.server.model.L1Object;
import l1j.server.server.model.L1World;
import l1j.server.server.model.Instance.L1PcInstance;
import l1j.server.server.serverpackets.S_ChatPacket;
import l1j.server.server.storage.mysql.MySqlCharacterStorage;
import l1j.server.server.utils.IntRange;
import static l1j.server.telnet.command.TelnetCommandResult.*;

public interface TelnetCommand {
	TelnetCommandResult execute(String args);
}

class EchoCommand implements TelnetCommand {
	@Override
	public TelnetCommandResult execute(String args) {
		return new TelnetCommandResult(CMD_OK, args);
	}
}

class PlayerIdCommand implements TelnetCommand {
	@Override
	public TelnetCommandResult execute(String args) {
		L1PcInstance pc = L1World.getInstance().getPlayer(args);
		String result = pc == null ? "0" : String.valueOf(pc.getId());
		return new TelnetCommandResult(CMD_OK, result);
	}
}

class CharStatusCommand implements TelnetCommand {
	@Override
	public TelnetCommandResult execute(String args) {
		int id = Integer.valueOf(args);
		L1Object obj = L1World.getInstance().findObject(id);
		if (obj == null) {
			return new TelnetCommandResult(CMD_INTERNAL_ERROR, "ObjectId " + id
					+ " not found");
		}
		if (!(obj instanceof L1Character)) {
			return new TelnetCommandResult(CMD_INTERNAL_ERROR, "ObjectId " + id
					+ " is not a character");
		}
		L1Character cha = (L1Character) obj;
		StringBuilder result = new StringBuilder();
		result.append("Name: " + cha.getName() + "\r\n");
		result.append("Level: " + cha.getLevel() + "\r\n");
		result.append("MaxHp: " + cha.getMaxHp() + "\r\n");
		result.append("CurrentHp: " + cha.getCurrentHp() + "\r\n");
		result.append("MaxMp: " + cha.getMaxMp() + "\r\n");
		result.append("CurrentMp: " + cha.getCurrentMp() + "\r\n");
		return new TelnetCommandResult(CMD_OK, result.toString());
	}
}

class GlobalChatCommand implements TelnetCommand {
	@Override
	public TelnetCommandResult execute(String args) {
		StringTokenizer tok = new StringTokenizer(args, " ");
		String name = tok.nextToken();
		String text = args.substring(name.length() + 1);
		L1PcInstance pc = new MySqlCharacterStorage().loadCharacter(name);
		if (pc == null) {
			return new TelnetCommandResult(CMD_INTERNAL_ERROR, "キャラクターが存在しません。");
		}
		pc.getLocation().set(-1, -1, 0);
		ChatLogTable.getInstance().storeChat(pc, null, text, 3);

		L1World.getInstance().broadcastPacketToAll(new S_ChatPacket(pc, text, Opcodes.S_OPCODE_GLOBALCHAT, 3));
		return new TelnetCommandResult(CMD_OK, "");
	}
}

class ShutDownCommand implements TelnetCommand {
	@Override
	public TelnetCommandResult execute(String args) {
		int sec = args.isEmpty() ? 0 : Integer.parseInt(args);
		sec = IntRange.ensure(sec, 30, Integer.MAX_VALUE);

		GameServer.getInstance().shutdownWithCountdown(sec);
		return new TelnetCommandResult(CMD_OK, "");
	}
}