package com.planet_ink.coffee_mud.Items.Basic;
import com.planet_ink.coffee_mud.core.interfaces.*;
import com.planet_ink.coffee_mud.core.*;
import com.planet_ink.coffee_mud.core.collections.*;
import com.planet_ink.coffee_mud.core.database.DBConnections;
import com.planet_ink.coffee_mud.Abilities.interfaces.*;
import com.planet_ink.coffee_mud.Areas.interfaces.*;
import com.planet_ink.coffee_mud.Behaviors.interfaces.*;
import com.planet_ink.coffee_mud.CharClasses.interfaces.*;
import com.planet_ink.coffee_mud.Commands.interfaces.*;
import com.planet_ink.coffee_mud.Common.interfaces.*;
import com.planet_ink.coffee_mud.Exits.interfaces.*;
import com.planet_ink.coffee_mud.Items.interfaces.*;
import com.planet_ink.coffee_mud.Libraries.interfaces.DatabaseEngine;
import com.planet_ink.coffee_mud.Libraries.interfaces.DatabaseEngine.PlayerData;
import com.planet_ink.coffee_mud.Libraries.interfaces.JournalsLibrary;
import com.planet_ink.coffee_mud.Locales.interfaces.*;
import com.planet_ink.coffee_mud.MOBS.interfaces.*;
import com.planet_ink.coffee_mud.Races.interfaces.*;
import com.planet_ink.coffee_mud.core.exceptions.HTTPRedirectException;

import java.util.*;
import java.io.IOException;

/*
   Copyright 2017-2020 Bo Zimmerman

   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
   You may obtain a copy of the License at

	   http://www.apache.org/licenses/LICENSE-2.0

   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   See the License for the specific language governing permissions and
   limitations under the License.
*/

public class StdPlayerBook extends StdBook
{
	@Override
	public String ID()
	{
		return "StdPlayerBook";
	}

	public StdPlayerBook()
	{
		super();
		setName("a book");
		setDisplayText("a book sits here.");
		setDescription("Enter `READ [NUMBER] [BOOK]` to read a chapter.%0D%0AUse your WRITE skill to add new chapters. ");
		material=RawMaterial.RESOURCE_PAPER;
		basePhyStats().setSensesMask(PhyStats.SENSE_ITEMREADABLE);
		recoverPhyStats();
	}

	@Override
	protected int getChapterCount(final String to)
	{
		final String key=super.getParm("KEY");
		if((key == null)||(key.length()==0))
			return 0;
		final String cat="BOOK_"+key;
		return CMLib.database().DBCountPlayerData(cat);
	}

	@Override
	protected String getTOCHeader()
	{
		final String key=super.getParm("KEY");
		if((key == null)||(key.length()==0))
			return L("\n\rAn unfinished work.\n\r");
		final String cat="BOOK_"+key;
		final List<String> authors = CMLib.database().DBReadPlayerDataPlayersBySection(cat);
		if(authors.size()==0)
			return L("\n\rAn unfinished work.\n\r");
		if(authors.size()==1)
			return L("\n\r@x1\n\rBy @x2\n\r\n\rTable of Contents\n\r",Name(),authors.get(0));
		return L("\n\r@x1\n\rBy Various Authors\n\r\n\rTable of Contents\n\r",Name());
	}

	@Override
	protected void delOldChapter(final String from, final String to, final String key)
	{
		final String cat="BOOK_"+key;
		CMLib.database().DBDeletePlayerData(from, cat, key);
	}

	protected JournalEntry createEntryFromData(final PlayerData data, final boolean addAuthors, final int chapter)
	{
		final JournalEntry entry=(JournalEntry)CMClass.getCommon("DefaultJournalEntry");
		entry.key		(data.key());
		entry.from		(data.who());
		entry.to		("ALL");
		String subj;
		if(addAuthors)
			subj =		(L("Chapter @x1 by @x2",""+chapter,data.who()));
		else
			subj =		(L("Chapter @x1 ",""+chapter));
		String msg = data.xml();
		if(msg.startsWith("::"))
		{
			final int x=msg.indexOf("::",2);
			if(x>1)
			{
				final String finalSubj=msg.substring(2,x);
				if(finalSubj.trim().length()>0)
				{
					subj = subj + ": "+finalSubj;
					msg=msg.substring(x+2);
				}
			}
		}
		entry.subj		(subj);
		entry.parent	("");
		entry.attributes();
		entry.data		("");
		entry.update	(0);
		entry.views		(0);
		entry.replies	(0);
		entry.msg		(msg);
		return entry;
	}

	@Override
	protected List<JournalEntry> readChaptersByCreateDate()
	{
		final String key=super.getParm("KEY");
		if((key == null)||(key.length()==0))
			return new ArrayList<JournalEntry>();
		final List<JournalEntry> entries = new ArrayList<JournalEntry>();
		final String cat="BOOK_"+key;
		final List<PlayerData> jentries = CMLib.database().DBReadPlayerSectionData(cat);
		Collections.sort(jentries, new Comparator<PlayerData>()
		{
			@Override
			public int compare(final PlayerData o1, final PlayerData o2)
			{
				final String key1=o1.key();
				final String key2=o2.key();
				final int x1=key1.lastIndexOf('_');
				final int x2=key2.lastIndexOf('_');
				if(x1<0 && x2<0)
					return 0;
				if(x1<0)
					return -1;
				if(x2<0)
					return 1;
				final int ch1=CMath.s_int(key1.substring(x1+1));
				final int ch2=CMath.s_int(key2.substring(x2+1));
				return ch1==ch2 ? 0 : ch1 > ch2 ? 1 : -1;
			}
		});

		final Set<String> authors=new TreeSet<String>();
		for(final PlayerData data : jentries)
		{
			if(!authors.contains(data.who()))
				authors.add(data.who());
		}
		final boolean addAuthors = authors.size() > 1;
		int chapter=1;
		for(final PlayerData data : jentries)
		{
			entries.add(createEntryFromData(data,addAuthors,chapter));
			chapter++;
		}
		return entries;
	}

	@Override
	protected void editOldChapter(final String from, final String to, final String key, final String subject, final String message)
	{
		final String cat;
		final String subkey=super.getParm("KEY");
		if(subkey == null)
		{
			Log.errOut("Editing book without subkey: "+from+"/"+to+"/"+key);
			return;
		}
		else
			cat="BOOK_"+subkey;
		CMLib.database().DBUpdatePlayerData(from, cat, key, "::"+subject+"::"+message);
	}

	@Override
	protected void addNewChapter(final String from, final String to, final String subject, final String message)
	{
		String subkey=super.getParm("KEY");
		if((subkey == null)||(subkey.length()==0))
		{
			subkey=Math.random()+"_"+Math.random();
			setReadableText("KEY=\""+subkey+"\" "+super.readableText());
		}
		final String cat="BOOK_"+subkey;
		final String key=from.toUpperCase()+"_"+cat+"_"+this.getChapterCount(to);
		CMLib.database().DBCreatePlayerData(from, cat, key, "::"+subject.replaceAll("::", ";;")+"::"+message);
	}
}
