/*
 * Copyright (C) 2004-2014 L2J DataPack
 * 
 * This file is part of L2J DataPack.
 * 
 * L2J DataPack 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.
 * 
 * L2J DataPack 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.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.util.ArrayList;
import java.util.Collections;
import java.util.logging.Logger;

import javolution.text.TextBuilder;

import com.l2jserver.L2DatabaseFactory;
import com.l2jserver.gameserver.handler.IAdminCommandHandler;
import com.l2jserver.gameserver.instancemanager.QuestManager;
import com.l2jserver.gameserver.model.L2Object;
import com.l2jserver.gameserver.model.L2World;
import com.l2jserver.gameserver.model.actor.instance.L2PcInstance;
import com.l2jserver.gameserver.model.quest.Quest;
import com.l2jserver.gameserver.model.quest.QuestState;
import com.l2jserver.gameserver.model.quest.State;
import com.l2jserver.gameserver.network.SystemMessageId;
import com.l2jserver.gameserver.network.serverpackets.ExShowQuestMark;
import com.l2jserver.gameserver.network.serverpackets.NpcHtmlMessage;
import com.l2jserver.gameserver.network.serverpackets.QuestList;

/**
 * TODO: Rework and cleanup.
 * @author Korvin, Zoey76
 */
public class AdminShowQuests implements IAdminCommandHandler
{
	private static final Logger _log = Logger.getLogger(AdminShowQuests.class.getName());
	
	private static boolean QUEST_NAME_SORT_COMPARATOR = true;	//[JOJO]
	
	private static final String[] ADMIN_COMMANDS =
	{
		"admin_charquestmenu",
		"admin_setcharquest"
	};
	
	private static final String[] _states =
	{
		"CREATED",
		"STARTED",
		"COMPLETED"
	};
	
	@Override
	public boolean useAdminCommand(String command, L2PcInstance activeChar)
	{
		String[] cmdParams = command.split(" ");
		L2PcInstance target = null;
		L2Object targetObject = null;
		String[] val = new String[4];
		val[0] = null;
		
		if (cmdParams.length > 1)
		{
			target = L2World.getInstance().getPlayer(cmdParams[1]);
			if (cmdParams.length > 2)
			{
				if (cmdParams[2].equals("0"))
				{
					val[0] = "var";
					val[1] = "Start";
				}
				if (cmdParams[2].equals("1"))
				{
					val[0] = "var";
					val[1] = "Started";
				}
				if (cmdParams[2].equals("2"))
				{
					val[0] = "var";
					val[1] = "Completed";
				}
				if (cmdParams[2].equals("3"))
				{
					val[0] = "full";
				}
				if (cmdParams[2].indexOf("_") != -1)
				{
					val[0] = "name";
					val[1] = cmdParams[2];
				}
				if (cmdParams.length > 3)
				{
					if (cmdParams[3].equals("custom"))
					{
						val[0] = "custom";
						val[1] = cmdParams[2];
					}
				}
			}
		}
		else
		{
			targetObject = activeChar.getTarget();
			
			if ((targetObject != null) && targetObject.isPlayer())
			{
				target = targetObject.getActingPlayer();
			}
		}
		
		if (target == null)
		{
			activeChar.sendPacket(SystemMessageId.INCORRECT_TARGET);
			return false;
		}
		
		if (command.startsWith("admin_charquestmenu"))
		{
			if (val[0] != null)
			{
				showQuestMenu(target, activeChar, val);
			}
			else
			{
				showFirstQuestMenu(target, activeChar);
			}
		}
		else if (command.startsWith("admin_setcharquest"))
		{
			if (cmdParams.length >= 5)
			{
				val[0] = cmdParams[2];
				val[1] = cmdParams[3];
				val[2] = cmdParams[4];
				if (cmdParams.length == 6)
				{
					val[3] = cmdParams[5];
				}
				setQuestVar(target, activeChar, val);
			}
			else
			{
				return false;
			}
		}
		return true;
	}
	
	private static void showFirstQuestMenu(L2PcInstance target, L2PcInstance actor)
	{
		TextBuilder replyMSG = new TextBuilder("<html><body><table width=270><tr><td width=45><button value=\"Main\" action=\"bypass -h admin_admin\" width=45 height=21 back=\"L2UI_CT1.Button_DF_Down\" fore=\"L2UI_ct1.button_df\"></td><td width=180><center>Player: " + target.getName() + "</center></td><td width=45><button value=\"Back\" action=\"bypass -h admin_admin6\" width=45 height=21 back=\"L2UI_CT1.Button_DF_Down\" fore=\"L2UI_ct1.button_df\"></td></tr></table>");
		final NpcHtmlMessage adminReply = new NpcHtmlMessage();
		int ID = target.getObjectId();
		
		replyMSG.append("Quest Menu for <font color=\"LEVEL\">").append(target.getName()).append("</font> (ID:").append(ID).append(")<br><center>"
			+ "<table width=250><tr><td><button value=\"CREATED\" action=\"bypass -h admin_charquestmenu ").append(target.getName()).append(" 0\" width=85 height=21 back=\"L2UI_CT1.Button_DF_Down\" fore=\"L2UI_ct1.button_df\"></td></tr>"
			+ "<tr><td><button value=\"STARTED\" action=\"bypass -h admin_charquestmenu ").append(target.getName()).append(" 1\" width=85 height=21 back=\"L2UI_CT1.Button_DF_Down\" fore=\"L2UI_ct1.button_df\"></td></tr>"
			+ "<tr><td><button value=\"COMPLETED\" action=\"bypass -h admin_charquestmenu ").append(target.getName()).append(" 2\" width=85 height=21 back=\"L2UI_CT1.Button_DF_Down\" fore=\"L2UI_ct1.button_df\"></td></tr>"
			+ "<tr><td><br><button value=\"All\" action=\"bypass -h admin_charquestmenu ").append(target.getName()).append(" 3\" width=85 height=21 back=\"L2UI_CT1.Button_DF_Down\" fore=\"L2UI_ct1.button_df\"></td></tr>"
			+ "<tr><td><br><br>Manual Edit by Quest number:<br></td></tr>"
			+ "<tr><td><edit var=\"qn\" width=50 height=15><br><button value=\"Edit\" action=\"bypass -h admin_charquestmenu ").append(target.getName()).append(" $qn custom\" width=50 height=21 back=\"L2UI_CT1.Button_DF_Down\" fore=\"L2UI_ct1.button_df\"></td></tr>"
			+ "</table></center></body></html>");
		adminReply.setHtml(replyMSG.toString());
		actor.sendPacket(adminReply);
	}
	
	private static void showQuestMenu(L2PcInstance target, L2PcInstance actor, String[] val)
	{
		try (Connection con = L2DatabaseFactory.getInstance().getConnectionFast())
		{
			ResultSet rs;
			PreparedStatement req;
			int ID = target.getObjectId();
			
			TextBuilder replyMSG = new TextBuilder("<html><body>");
			final NpcHtmlMessage adminReply = new NpcHtmlMessage();
			
			if (val[0].equals("full"))
			{
				replyMSG.append("<table width=\"100%\"><tr><td>Full Quest List for <font color=LEVEL>").append(target.getName()).append("</font> (ID:").append(ID).append(")</td></tr>");
if (QUEST_NAME_SORT_COMPARATOR) {{
				req = con.prepareStatement("SELECT DISTINCT name FROM character_quests WHERE charId=?");
				req.setInt(1, ID);
				req.execute();
				rs = req.getResultSet();
				ArrayList<String> questNames = new ArrayList<>();
				while (rs.next()) questNames.add(rs.getString(1));
				Collections.sort(questNames, new com.l2jserver.gameserver.util.QuestNameSortComparator());
				for (String qn : questNames) replyMSG.append("<tr><td><a action=\"bypass -h admin_charquestmenu " + target.getName() + " " + qn + "\">"+qn+"</a></td></tr>");
}} else {{
				req = con.prepareStatement("SELECT DISTINCT name FROM character_quests WHERE charId='" + ID + "' AND var='<state>' ORDER by name");
				req.execute();
				rs = req.getResultSet();
				while (rs.next())
				{
					replyMSG.append("<tr><td><a action=\"bypass -h admin_charquestmenu ").append(target.getName()).append(' ').append(rs.getString(1)).append("\">").append(rs.getString(1)).append("</a></td></tr>");
				}
}}
				replyMSG.append("</table></body></html>");
			}
			else if (val[0].equals("name"))
			{
				QuestState qs = target.getQuestState(val[1]);
				String state = (qs != null) ? _states[qs.getState()] : "N/A";
				String descr = qs != null ? "<BR1>Descr: <FONT COLOR=LEVEL>" + qs.getQuest().getDescrHtm() + "</FONT>" : "";	//[JOJO]
				replyMSG.append("Character: <font color=\"LEVEL\">").append(target.getName()).append("</font><br>Quest: <font color=\"LEVEL\">").append(val[1]).append("</font>").append(descr).append("<br>State: <font color=\"LEVEL\">").append(state).append("</font><br><br>"
					+ "<center><table width=250><tr><td>Var</td><td>Value</td><td>New Value</td><td>&nbsp;</td></tr>");
				req = con.prepareStatement("SELECT var,value FROM character_quests WHERE charId='" + ID + "' and name='" + val[1] + "'");
				req.execute();
				rs = req.getResultSet();
				while (rs.next())
				{
					String var_name = rs.getString(1);
					if (var_name.equals("<state>"))
					{
						continue;
					}
					replyMSG.append("<tr><td>").append(var_name).append("</td><td>").append(rs.getString(2)).append("</td><td><edit var=\"var").append(var_name).append("\" width=80 height=15></td><td><button value=\"Set\" action=\"bypass -h admin_setcharquest ").append(target.getName()).append(' ').append(val[1]).append(' ').append(var_name).append(" $var").append(var_name).append("\" width=30 height=21 back=\"L2UI_CT1.Button_DF_Down\" fore=\"L2UI_ct1.button_df\"></td><td><button value=\"Del\" action=\"bypass -h admin_setcharquest ").append(target.getName()).append(' ').append(val[1]).append(' ').append(var_name).append(" delete\" width=30 height=21 back=\"L2UI_CT1.Button_DF_Down\" fore=\"L2UI_ct1.button_df\"></td></tr>");
				}
				replyMSG.append("</table><br><br><table width=250><tr><td>Repeatable quest:</td><td>Unrepeatable quest:</td></tr>"
					+ "<tr><td><button value=\"Quest Complete\" action=\"bypass -h admin_setcharquest ").append(target.getName()).append(' ').append(val[1]).append(" state COMPLETED 1\" width=120 height=21 back=\"L2UI_CT1.Button_DF_Down\" fore=\"L2UI_ct1.button_df\"></td>"
					+ "<td><button value=\"Quest Complete\" action=\"bypass -h admin_setcharquest ").append(target.getName()).append(' ').append(val[1]).append(" state COMPLETED 0\" width=120 height=21 back=\"L2UI_CT1.Button_DF_Down\" fore=\"L2UI_ct1.button_df\"></td></tr>"
					+ "</table><br><br><font color=\"ff0000\">Delete Quest from DB:</font><br><button value=\"Quest Delete\" action=\"bypass -h admin_setcharquest ").append(target.getName()).append(' ').append(val[1]).append(" state DELETE\" width=120 height=21 back=\"L2UI_CT1.Button_DF_Down\" fore=\"L2UI_ct1.button_df\">"
					+ "</center></body></html>");
			}
			else if (val[0].equals("var"))
			{
				replyMSG.append("Character: <font color=\"LEVEL\">").append(target.getName()).append("</font><br>Quests with state: <font color=\"LEVEL\">").append(val[1]).append("</font><br>"
					+ "<table width=250>");
if (QUEST_NAME_SORT_COMPARATOR) {{
				req = con.prepareStatement("SELECT DISTINCT name FROM character_quests WHERE charId=? and var='<state>' and value=?");
				req.setInt(1, ID);
				req.setString(2, val[1]);
				req.execute();
				rs = req.getResultSet();
				ArrayList<String> questNames = new ArrayList<>();
				while (rs.next()) questNames.add(rs.getString(1));
				Collections.sort(questNames, new com.l2jserver.gameserver.util.QuestNameSortComparator());
				for (String qn : questNames) replyMSG.append("<tr><td><a action=\"bypass -h admin_charquestmenu " + target.getName() + " " + qn + "\">" + qn+"</a></td></tr>");
}} else {{
				req = con.prepareStatement("SELECT DISTINCT name FROM character_quests WHERE charId='" + ID + "' and var='<state>' and value='" + val[1] + "'");
				req.execute();
				rs = req.getResultSet();
				while (rs.next())
				{
					replyMSG.append("<tr><td><a action=\"bypass -h admin_charquestmenu ").append(target.getName()).append(' ').append(rs.getString(1)).append("\">").append(rs.getString(1)).append("</a></td></tr>");
				}
}}
				replyMSG.append("</table></body></html>");
			}
			else if (val[0].equals("custom"))
			{
				boolean exqdb = true;
				boolean exqch = true;
				int qnumber = Integer.parseInt(val[1]);
				String state = null;
				String qname = null;
				QuestState qs = null;
				
				Quest quest = QuestManager.getInstance().getQuest(qnumber);
				if (quest != null)
				{
					qname = quest.getName();
					qs = target.getQuestState(qname);
				}
				else
				{
					exqdb = false;
				}
				
				if (qs != null)
				{
					state = _states[qs.getState()];
				}
				else
				{
					exqch = false;
					state = "N/A";
				}
				
				if (exqdb)
				{
					if (exqch)
					{
						replyMSG.append("Character: <font color=\"LEVEL\">").append(target.getName()).append("</font><br>Quest: <font color=\"LEVEL\">").append(qname).append("</font><br>State: <font color=\"LEVEL\">").append(state).append("</font><br><br>"
							+ "<center><table width=250><tr><td>Var</td><td>Value</td><td>New Value</td><td>&nbsp;</td></tr>");
						req = con.prepareStatement("SELECT var,value FROM character_quests WHERE charId='" + ID + "' and name='" + qname + "'");
						req.execute();
						rs = req.getResultSet();
						while (rs.next())
						{
							String var_name = rs.getString(1);
							if (var_name.equals("<state>"))
							{
								continue;
							}
							replyMSG.append("<tr><td>").append(var_name).append("</td><td>").append(rs.getString(2)).append("</td><td><edit var=\"var").append(var_name).append("\" width=80 height=15></td><td><button value=\"Set\" action=\"bypass -h admin_setcharquest ").append(target.getName()).append(' ').append(qname).append(' ').append(var_name).append(" $var").append(var_name).append("\" width=30 height=21 back=\"L2UI_CT1.Button_DF_Down\" fore=\"L2UI_ct1.button_df\"></td><td><button value=\"Del\" action=\"bypass -h admin_setcharquest ").append(target.getName()).append(' ').append(qname).append(' ').append(var_name).append(" delete\" width=30 height=21 back=\"L2UI_CT1.Button_DF_Down\" fore=\"L2UI_ct1.button_df\"></td></tr>");
						}
						replyMSG.append("</table><br><br><table width=250><tr><td>Repeatable quest:</td><td>Unrepeatable quest:</td></tr>"
							+ "<tr><td><button value=\"Quest Complete\" action=\"bypass -h admin_setcharquest ").append(target.getName()).append(' ').append(qname).append(" state COMPLETED 1\" width=100 height=21 back=\"L2UI_CT1.Button_DF_Down\" fore=\"L2UI_ct1.button_df\"></td>"
							+ "<td><button value=\"Quest Complete\" action=\"bypass -h admin_setcharquest ").append(target.getName()).append(' ').append(qname).append(" state COMPLETED 0\" width=100 height=21 back=\"L2UI_CT1.Button_DF_Down\" fore=\"L2UI_ct1.button_df\"></td></tr>"
							+ "</table><br><br><font color=\"ff0000\">Delete Quest from DB:</font><br><button value=\"Quest Delete\" action=\"bypass -h admin_setcharquest ").append(target.getName()).append(' ').append(qname).append(" state DELETE\" width=100 height=21 back=\"L2UI_CT1.Button_DF_Down\" fore=\"L2UI_ct1.button_df\">"
							+ "</center></body></html>");
					}
					else
					{
						replyMSG.append("Character: <font color=\"LEVEL\">").append(target.getName()).append("</font><br>Quest: <font color=\"LEVEL\">").append(qname).append("</font><br>State: <font color=\"LEVEL\">").append(state).append("</font><br><br>"
							+ "<center>Start this Quest for player:<br>"
							+ "<button value=\"Create Quest\" action=\"bypass -h admin_setcharquest ").append(target.getName()).append(' ').append(qnumber).append(" state CREATE\" width=100 height=21 back=\"L2UI_CT1.Button_DF_Down\" fore=\"L2UI_ct1.button_df\"><br><br>"
							+ "<font color=\"ee0000\">Only for Unrepeateble quests:</font><br>"
							+ "<button value=\"Create & Complete\" action=\"bypass -h admin_setcharquest ").append(target.getName()).append(' ').append(qnumber).append(" state CC\" width=130 height=21 back=\"L2UI_CT1.Button_DF_Down\" fore=\"L2UI_ct1.button_df\"><br><br>"
							+ "</center></body></html>");
					}
				}
				else
				{
					replyMSG.append("<center><font color=\"ee0000\">Quest with number </font><font color=\"LEVEL\">").append(qnumber).append("</font><font color=\"ee0000\"> doesn't exist!</font></center></body></html>");
				}
			}
			adminReply.setHtml(replyMSG.toString());
			actor.sendPacket(adminReply);
		}
		catch (Exception e)
		{
			actor.sendMessage("There was an error.");
			_log.warning(AdminShowQuests.class.getSimpleName() + ": " + e.getMessage());
			//[JOJO]-------------------------------------------------
			StringBuilder sb = new StringBuilder(256);
			for (String s : val) sb.append('"').append(s).append('"').append(',');
			sb.setLength(sb.length() - 1);
			System.err.println("Error! AdminShowQuests#showquestmenu(" + (target == null ? "NULL" : target.getName()) + "," + actor.getName() + ",{" + sb.toString()+ "})");
			e.printStackTrace();
			//-------------------------------------------------------
		}
	}
	
	private static void setQuestVar(L2PcInstance target, L2PcInstance actor, String[] val)
	{
final boolean $FIX = true;	//[JOJO]バグ修正 ... テスト中
		QuestState qs = target.getQuestState(val[0]);
		String[] outval = new String[3];
		
		if (val[1].equals("state"))
		{
			if (val[2].equals("COMPLETED"))
			{
if ($FIX) {{
				qs.setState(State.STARTED);	// exitQuest() の最初の if (!isStarted()) return; ではじかれないように.
				qs.exitQuest(val[3].equals("1"));
}} else {{
				qs.exitQuest((val[3].equals("1")) ? true : false);
}}
			}
			else if (val[2].equals("DELETE"))
			{
if ($FIX) {{
				// val[] : {"Q00001_LettersOfLove","state","DELETE",null}
				if (qs == null) {}	// dummy
				final String questName = val[0];
				final Quest quest = QuestManager.getInstance().getQuest(questName);
				target.delQuestState(questName);
				Quest.deleteQuestInDb(target.getObjectId(), questName, true);	// "DELETE FROM character_quests WHERE charId=? AND name=?";
				target.sendPacket(new QuestList());
				if (quest != null) target.sendPacket(new ExShowQuestMark(quest.getId()));
}} else {{
				Quest.deleteQuestInDb(qs, true);
				target.sendPacket(new QuestList());
				target.sendPacket(new ExShowQuestMark(qs.getQuest().getId()));
}}
			}
			else if (val[2].equals("CREATE"))
			{
				qs = QuestManager.getInstance().getQuest(Integer.parseInt(val[0])).newQuestState(target);
				qs.setState(State.STARTED);
				qs.set("cond", "1");
				target.sendPacket(new QuestList());
				target.sendPacket(new ExShowQuestMark(qs.getQuest().getId()));
				val[0] = qs.getQuest().getName();
			}
			else if (val[2].equals("CC"))
			{
				qs = QuestManager.getInstance().getQuest(Integer.parseInt(val[0])).newQuestState(target);
				qs.exitQuest(false);
				target.sendPacket(new QuestList());
				target.sendPacket(new ExShowQuestMark(qs.getQuest().getId()));
				val[0] = qs.getQuest().getName();
			}
		}
		else
		{
			if (val[2].equals("delete"))
			{
				qs.unset(val[1]);
			}
			else
			{
				qs.set(val[1], val[2]);
			}
			target.sendPacket(new QuestList());
			target.sendPacket(new ExShowQuestMark(qs.getQuest().getId()));
		}
		actor.sendMessage("");
		outval[0] = "name";
		outval[1] = val[0];
		showQuestMenu(target, actor, outval);
	}
	
	@Override
	public String[] getAdminCommandList()
	{
		return ADMIN_COMMANDS;
	}
}