package com.planet_ink.coffee_mud.Abilities.Skills;
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.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.*;
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 java.io.IOException;
import java.util.*;

/*
   Copyright 2018-2022 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 Skill_Autocrawl extends StdSkill
{
	@Override
	public String ID()
	{
		return "Skill_Autocrawl";
	}

	@Override
	public String displayText()
	{
		return L("(Autocrawl)");
	}

	private final static String	localizedName	= CMLib.lang().L("AutoCrawl");

	@Override
	public String name()
	{
		return localizedName;
	}

	@Override
	protected int canAffectCode()
	{
		return CAN_MOBS;
	}

	@Override
	public int usageType()
	{
		return USAGE_MOVEMENT;
	}

	@Override
	protected int canTargetCode()
	{
		return 0;
	}

	@Override
	public int abstractQuality()
	{
		return Ability.QUALITY_OK_SELF;
	}

	private static final String[]	triggerStrings	= I(new String[] { "AUTOCRAWL" });

	@Override
	public String[] triggerStrings()
	{
		return triggerStrings;
	}

	@Override
	public int classificationCode()
	{
		return Ability.ACODE_SKILL | Ability.DOMAIN_FITNESS;
	}

	protected volatile boolean	noRepeat	= false;

	protected boolean doAutoCrawl(final MOB mob, final int dir)
	{
		final Room R=mob.location();
		if((dir >=0)
		&& (R.getRoomInDir(dir)!=null)
		&&(mob.curState().getMovement()>0)
		&&(!CMLib.flags().isFalling(mob)))
		{
			final Command C=CMClass.getCommand("Crawl");
			if((C!=null)
			&&(proficiencyCheck(mob, 0, false)))
			{
				noRepeat=true;
				try
				{
					final int oldMovement=mob.curState().getMovement();
					C.execute(mob, new XVector<String>("CRAWL",CMLib.directions().getDirectionName(dir)), 0);
					final int usedMovement = oldMovement-mob.curState().getMovement();
					if(usedMovement > 0)
					{
						int giveBack=(usedMovement/2)+(super.getXLOWCOSTLevel(mob)+super.getXLEVELLevel(mob)/2);
						if(giveBack > usedMovement)
							giveBack=usedMovement;
						mob.curState().adjMovement(giveBack, mob.maxState());
					}
				}
				catch (final IOException e)
				{
				}
				CMLib.commands().postStand(mob, true, true);
				if(CMLib.dice().rollPercentage()<10)
					helpProficiency(mob, 0);
				noRepeat=false;
			}
			else
			if(C==null)
				mob.tell(L("You don't seem to know how to crawl?!"));
			else
				mob.tell(L("You forgot to automatically crawl."));
			return false;
		}
		return true;
	}

	@Override
	public boolean okMessage(final Environmental myHost, final CMMsg msg)
	{
		if(!super.okMessage(myHost,msg))
			return false;

		if((msg.source()==affected)
		&&(!noRepeat))
		{
			if((msg.sourceMinor()==CMMsg.TYP_COMMANDFAIL)
			&&(msg.targetMessage()!=null))
			{
				final int x=msg.targetMessage().indexOf(' ');
				final String cmd;
				if(x>0)
					cmd=msg.targetMessage().substring(0, x).toUpperCase().trim();
				else
					cmd=msg.targetMessage().toUpperCase().trim();
				final int dir=CMLib.directions().getGoodDirectionCode(cmd);
				if(dir >= 0)
					return doAutoCrawl(msg.source(),dir);
			}
			if(((msg.targetMinor()==CMMsg.TYP_LEAVE)||(msg.targetMinor()==CMMsg.TYP_FLEE))
			&&(msg.target() instanceof Room)
			&&(msg.tool() instanceof Exit)
			&&(msg.source().riding()==null)
			&&(((MOB)affected).location()!=null))
			{
				if(msg.targetMinor()==CMMsg.TYP_FLEE)
					CMLib.commands().postFlee((MOB)affected, "NOWHERE");
				final int dir=msg.value()-1;
				return doAutoCrawl((MOB)affected,dir);
			}
		}
		return true;
	}

	@Override
	public boolean invoke(final MOB mob, final List<String> commands, final Physical givenTarget, final boolean auto, final int asLevel)
	{
		if((mob.fetchEffect(ID())!=null))
		{
			mob.tell(L("You are no longer automatically crawling around."));
			mob.delEffect(mob.fetchEffect(ID()));
			return false;
		}
		if(!super.invoke(mob,commands,givenTarget,auto,asLevel))
			return false;

		final boolean success=proficiencyCheck(mob,0,auto);

		if(success)
		{
			mob.tell(L("You will now automatically crawl around while you move."));
			beneficialAffect(mob,mob,asLevel,adjustedLevel(mob,asLevel));
			final Ability A=mob.fetchEffect(ID());
			if(A!=null)
				A.makeLongLasting();
		}
		else
			beneficialVisualFizzle(mob,null,L("<S-NAME> attempt(s) to get into <S-HIS-HER> crawling position, but fail(s)."));
		return success;
	}
}
