/*
 * Copyright (c) 2013 L2jMobius
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR
 * IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
package org.l2jmobius.log.formatter;

import java.time.Instant;
import java.time.ZoneId;
import java.time.format.DateTimeFormatter;
import java.util.logging.Formatter;
import java.util.logging.LogRecord;

import org.l2jmobius.commons.util.StringUtil;
import org.l2jmobius.gameserver.entity.actor.Player;
import org.l2jmobius.gameserver.network.GameClient;

public class AccountingFormatter extends Formatter
{
	private static final DateTimeFormatter _dateFormat = DateTimeFormatter.ofPattern("dd MMM H:mm:ss");
	
	@Override
	public String format(LogRecord record)
	{
		final Object[] params = record.getParameters();
		final StringBuilder output = new StringBuilder(30 + record.getMessage().length() + (params == null ? 0 : params.length * 10));
		StringUtil.append(output, "[", _dateFormat.format(Instant.ofEpochMilli(record.getMillis()).atZone(ZoneId.systemDefault())), "] ", record.getMessage());
		
		if (params != null)
		{
			for (Object p : params)
			{
				if (p == null)
				{
					continue;
				}
				
				output.append(", ");
				
				if (p instanceof GameClient)
				{
					final GameClient client = (GameClient) p;
					String address = null;
					try
					{
						if (!client.isDetached())
						{
							address = client.getIp();
						}
					}
					catch (Exception e)
					{
						// Ignore.
					}
					
					switch (client.getConnectionState())
					{
						case ENTERING:
						case IN_GAME:
						{
							if (client.getPlayer() != null)
							{
								StringUtil.append(output, client.getPlayer().getName(), "(", String.valueOf(client.getPlayer().getObjectId()), ") ");
							}
							break;
						}
						case AUTHENTICATED:
						{
							if (client.getAccountName() != null)
							{
								StringUtil.append(output, client.getAccountName(), " ");
							}
							break;
						}
						case CONNECTED:
						{
							if (address != null)
							{
								output.append(address);
							}
							break;
						}
						default:
						{
							throw new IllegalStateException("Missing state on switch");
						}
					}
				}
				else if (p instanceof Player)
				{
					final Player player = (Player) p;
					StringUtil.append(output, player.getName(), "(", String.valueOf(player.getObjectId()), ")");
				}
				else
				{
					output.append(p.toString());
				}
			}
		}
		
		output.append(System.lineSeparator());
		return output.toString();
	}
}
