package com.planet_ink.coffee_mud.Abilities.Ranger;
import com.planet_ink.coffee_mud.Abilities.StdAbility;
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.util.*;

/*
   Copyright 2003-2020 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 Ranger_Enemy1 extends StdAbility
{
	@Override
	public String ID()
	{
		return "Ranger_Enemy1";
	}

	private final static String localizedName = CMLib.lang().L("Favored Enemy 1");

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

	@Override
	public String displayText()
	{
		return L("(Enemy of the "+text()+")");
	}

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

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

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

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

	@Override
	public boolean canBeUninvoked()
	{
		return false;
	}

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

	protected String pickAnEnemy(final MOB mob)
	{
		final List<String> choices=new ArrayList<String>();
		for(final Enumeration<Race> r=CMClass.races();r.hasMoreElements();)
		{
			final Race R=r.nextElement();
			if((!choices.contains(R.racialCategory()))
			&&(CMath.bset(R.availabilityCode(),Area.THEME_FANTASY)))
				choices.add(R.racialCategory());
		}
		for(int a=0;a<mob.numAbilities();a++)
		{
			final Ability A=mob.fetchAbility(a);
			if((A instanceof Ranger_Enemy1)
			   &&(((Ranger_Enemy1)A).miscText.length()>0))
				choices.remove(((Ranger_Enemy1)A).miscText);
		}
		for(final Enumeration<Ability> a=mob.effects();a.hasMoreElements();)
		{
			final Ability A=a.nextElement();
			if((A instanceof Ranger_Enemy1)
			   &&(((Ranger_Enemy1)A).miscText.length()>0))
				choices.remove(((Ranger_Enemy1)A).miscText);
		}
		choices.remove("Unique");
		choices.remove("Unknown");
		choices.remove(mob.charStats().getMyRace().racialCategory());
		return choices.get(CMLib.dice().roll(1,choices.size(),-1));
	}

	@Override
	public String text()
	{
		if(miscText.length()==0)
		{
			if(!(affected instanceof MOB))
				return super.text();
			final MOB mob=(MOB)affected;
			miscText = pickAnEnemy(mob);
			for(int a=0;a<mob.numAbilities();a++)
			{
				final Ability A=mob.fetchAbility(a);
				if((A!=null)&&(A.ID().equals(ID())))
					((Ranger_Enemy1)A).miscText=miscText;
			}
			for(int a=0;a<mob.numEffects();a++) // personal
			{
				final Ability A=mob.fetchEffect(a);
				if((A!=null)&&(A.ID().equals(ID())))
					((Ranger_Enemy1)A).miscText=miscText;
			}
		}
		return super.text();
	}

	protected volatile Pair<MOB, Boolean> cache = null;

	protected boolean isCachedEnemy(final MOB mob)
	{
		final Pair<MOB, Boolean> c=cache;
		if((c != null)
		&&(c.first==mob))
			return c.second.booleanValue();
		final Boolean B=Boolean.valueOf(isTheEnemy(mob));
		this.cache = new Pair<MOB, Boolean>(mob, B);
		return B.booleanValue();
	}

	protected boolean isTheEnemy(final MOB mob)
	{
		if(mob != null)
		{
			final Race R=mob.charStats().getMyRace();
			if(R.racialCategory().equals(text()))
				return true;
		}
		return false;
	}

	@Override
	public void affectPhyStats(final Physical affected, final PhyStats affectableStats)
	{
		super.affectPhyStats(affected,affectableStats);
		if(!(affected instanceof MOB))
			return;
		final MOB mob=(MOB)affected;
		if(isCachedEnemy(mob.getVictim()))
		{
			final int level=1+adjustedLevel(mob,0);
			final double damBonus=CMath.mul(CMath.div(proficiency(),100.0),level);
			final double attBonus=CMath.mul(CMath.div(proficiency(),100.0),3*level);
			affectableStats.setAttackAdjustment(affectableStats.attackAdjustment()+(int)Math.round(attBonus));
			affectableStats.setDamage(affectableStats.damage()+(int)Math.round(damBonus));
		}
	}

	@Override
	public boolean okMessage(final Environmental myHost, final CMMsg msg)
	{
		if((msg.targetMinor()==CMMsg.TYP_DAMAGE)
		&&(msg.source()==affected)
		&&(msg.target() instanceof MOB)
		&&(isCachedEnemy(((MOB)msg.target())))
		&&(CMLib.dice().roll(1, 10, 0)==1))
			helpProficiency(msg.source(), 0);
		return super.okMessage(myHost, msg);
	}

	@Override
	public boolean autoInvocation(final MOB mob, final boolean force)
	{
		return super.autoInvocation(mob, force);
	}
}
