package com.planet_ink.coffee_mud.Abilities.Properties;

import com.planet_ink.coffee_mud.core.CMClass;
import com.planet_ink.coffee_mud.core.CMLib;
import com.planet_ink.coffee_mud.core.CMParms;
import com.planet_ink.coffee_mud.core.collections.SLinkedList;
import com.planet_ink.coffee_mud.core.interfaces.*;
import com.planet_ink.coffee_mud.CharClasses.interfaces.CharClass;
import com.planet_ink.coffee_mud.Common.interfaces.*;
import com.planet_ink.coffee_mud.Items.interfaces.*;
import com.planet_ink.coffee_mud.Abilities.interfaces.*;
import com.planet_ink.coffee_mud.Libraries.interfaces.*;
import com.planet_ink.coffee_mud.Libraries.interfaces.XMLLibrary.XMLTag;
import com.planet_ink.coffee_mud.Locales.interfaces.*;
import com.planet_ink.coffee_mud.MOBS.interfaces.MOB;
import com.planet_ink.coffee_mud.Races.interfaces.Race;

import java.util.*;

/*
   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 Prop_OutfitContainer extends Property
{
	@Override
	public String ID()
	{
		return "Prop_OutfitContainer";
	}

	@Override
	public String name()
	{
		return "Remembers whats put in, and wear the contents when worn";
	}

	@Override
	protected int canAffectCode()
	{
		return Ability.CAN_ITEMS;
	}

	@Override
	public boolean bubbleAffect()
	{
		return true;
	}

	protected List<Item> outfitContents = new SLinkedList<Item>();
	protected boolean fixedYet = false;

	@Override
	public void setMiscText(final String text)
	{
		super.setMiscText(text);
		fixedYet = false;
		this.outfitContents.clear();
	}

	protected void fixContentsFromText()
	{
		final Item affected = (this.affected instanceof Item)? (Item)this.affected : null;
		if((!fixedYet)
		&&(affected != null))
		{
			this.outfitContents.clear();
			final ItemPossessor possessor=affected.owner();
			if(possessor == null)
				return;
			if(possessor.numItems() > 0)
			{
				fixedYet = true;
				if(super.miscText.length()>1)
				{
					final int xmlStart = super.miscText.indexOf(';');
					if(xmlStart >=0)
					{
						final List<XMLTag> tags=CMLib.xml().parseAllXML(miscText.substring(xmlStart+1));
						final List<String> itemNames = new ArrayList<String>(tags.size());
						for(final XMLTag tag : tags)
							itemNames.add(tag.value());
						Collections.sort(itemNames);
						final String lastName="";
						int ctr=1;
						for(String name : itemNames)
						{
							if(name.equals(lastName))
							{
								ctr++;
								name = "$"+name+"$."+ctr;
							}
							else
								name = "$"+name+"$";
							final Item I=possessor.findItem(name);
							if(I!=null)
							{
								if((I.container() == affected)
								||(!I.amWearingAt(Item.IN_INVENTORY))
								||((I.container()!=null)&&(!I.ultimateContainer(null).amWearingAt(Item.IN_INVENTORY))))
									this.outfitContents.add(I);
							}
						}
					}
				}
			}
		}
	}

	@Override
	public String text()
	{
		fixContentsFromText();
		final StringBuilder str=new StringBuilder(";");
		for(final Item I : this.outfitContents)
			str.append("<I>"+CMLib.xml().parseOutAngleBrackets(I.Name())+"</I>");
		return str.toString();
	}

	@Override
	public String accountForYourself()
	{
		final StringBuilder str=new StringBuilder("");
		return str.toString();
	}

	@Override
	public boolean okMessage(final Environmental myHost, final CMMsg msg)
	{
		if(!super.okMessage(myHost,msg))
			return false;
		final Item affected = (this.affected instanceof Item)? (Item)this.affected : null;
		if((msg.target() == affected)
		&& (msg.othersMessage()!=null)
		&& (msg.othersMessage().length()>0))
		{
			this.fixContentsFromText();
			if (msg.tool() instanceof Item)
			{
				final Item item = (Item)msg.tool();
				if (msg.targetMinor() == CMMsg.TYP_PUT)
				{
					if(!outfitContents.contains(item))
					{
						outfitContents.add(item);
					}
				}
				else
				if((msg.targetMinor() == CMMsg.TYP_GET)
				&&(item.container()==affected))
				{
					if(outfitContents.contains(item))
					{
						outfitContents.remove(item);
					}
				}
			}
			if((msg.targetMinor() == CMMsg.TYP_WEAR)
			||(msg.targetMinor() == CMMsg.TYP_HOLD)
			||(msg.targetMinor() == CMMsg.TYP_WIELD))
			{
				fixContentsFromText();
				final List<Item> thingsToWear = new ArrayList<Item>(outfitContents.size());
				for(final Item I : outfitContents)
				{
					if(I.amWearingAt(Item.IN_INVENTORY))
						thingsToWear.add(I);
				}
				if(thingsToWear.size()>0)
				{
					final MOB mob=msg.source();
					final List<Item> thingsToRemove = new ArrayList<Item>(outfitContents.size());
					final List<Item> thingsToReDo = new ArrayList<Item>(1);
					for(final Item I : thingsToWear)
					{
						if(I.canWear(msg.source(), 0))
							continue;
						final long cantWearAt=I.whereCantWear(mob);
						final Item alreadyWearingI=(cantWearAt==0)?null:mob.fetchFirstWornItem(cantWearAt);
						if((alreadyWearingI != null)
						&&(!thingsToRemove.contains(alreadyWearingI))
						&&(!thingsToWear.contains(alreadyWearingI)))
						{
							thingsToRemove.add(alreadyWearingI);
							continue;
						}

						boolean done=false;
						for(final Enumeration<Item> i=msg.source().items();i.hasMoreElements();)
						{
							final Item chkI=i.nextElement();
							if(chkI==null)
								continue;
							if((thingsToRemove.contains(chkI))
							||(thingsToWear.contains(chkI))
							||(chkI.amWearingAt(Item.IN_INVENTORY))
							||((chkI.rawProperLocationBitmap() & I.rawProperLocationBitmap())==0))
								continue;
							final long oldWornCode = chkI.rawWornCode();
							chkI.setRawWornCode(Item.IN_INVENTORY);
							if(I.canWear(msg.source(), 0))
							{
								chkI.setRawWornCode(oldWornCode);
								thingsToRemove.add(I);
								done=true;
								break;
							}
						}
						if(!done)
							thingsToReDo.add(I);
					}
					//for(Item I : thingsToReDo)
					//{
						//TODO: I have no idea .. but it will be layer related..
					//}

					for(final Item I : thingsToRemove)
						CMLib.commands().postRemove(msg.source(), I, true);
					for(final Item I : thingsToWear)
					{
						if(I.container()==affected)
						{
							CMLib.commands().postGet(msg.source(), affected, I, true);
							I.setContainer(null);
						}
						CMLib.commands().postWear(msg.source(),I, false);
					}
					return false;
				}
			}
		}
		return true;
	}

	@Override
	public void executeMsg(final Environmental myHost, final CMMsg msg)
	{
		final Container affected = (this.affected instanceof Container)? (Container)this.affected : null;
		super.executeMsg(myHost, msg);
		if((msg.targetMinor() == CMMsg.TYP_REMOVE)
		&&(msg.target() instanceof Item)
		&&(outfitContents.contains(msg.target())))
		{
			final Item item=(Item)msg.target();
			if(item.container() == null)
			{
				final MOB mob=msg.source();
				final Item me=affected;
				msg.addTrailerRunnable(new Runnable()
				{
					final Item I=item;
					final MOB M = mob;
					final Item affected=me;
					@Override
					public void run()
					{
						if((M.charStats().getBodyPart(Race.BODY_ARM)==0)
						&&(affected instanceof Container))
							I.setContainer((Container)affected);
						else
							CMLib.commands().postPut(M, affected, I, true);
					}
				});
			}
		}
	}

}
