package com.planet_ink.coffee_mud.Abilities.Prayers;
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.TrackingLibrary;
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 2004-2020 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 Prayer_HuntEvil extends Prayer
{
	@Override
	public String ID()
	{
		return "Prayer_HuntEvil";
	}

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

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

	@Override
	public long flags()
	{
		return Ability.FLAG_HOLY|Ability.FLAG_TRACKING;
	}

	private final static String localizedStaticDisplay = CMLib.lang().L("(Hunting Evil)");

	@Override
	public String displayText()
	{
		return localizedStaticDisplay;
	}

	protected String word()
	{
		return "evil";
	}

	@Override
	public int classificationCode()
	{
		return Ability.ACODE_PRAYER|Ability.DOMAIN_NEUTRALIZATION;
	}

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

	protected List<Room> theTrail=null;
	public int nextDirection=-2;

	@Override
	public boolean tick(final Tickable ticking, final int tickID)
	{
		if(!super.tick(ticking,tickID))
			return false;
		if(tickID==Tickable.TICKID_MOB)
		{
			if(nextDirection==-999)
				return true;

			if((theTrail==null)
			||(affected == null)
			||(!(affected instanceof MOB)))
				return false;

			final MOB mob=(MOB)affected;

			if(nextDirection==999)
			{
				mob.tell(L("The hunt seems to pause here."));
				nextDirection=-2;
				unInvoke();
			}
			else
			if(nextDirection==-1)
			{
				mob.tell(L("The hunt dries up here."));
				nextDirection=-999;
				unInvoke();
			}
			else
			if(nextDirection>=0)
			{
				mob.tell(L("The hunt seems to continue @x1.",CMLib.directions().getDirectionName(nextDirection)));
				nextDirection=-2;
			}

		}
		return true;
	}

	@Override
	public void executeMsg(final Environmental myHost, final CMMsg msg)
	{
		super.executeMsg(myHost,msg);

		if(!(affected instanceof MOB))
			return;

		final MOB mob=(MOB)affected;
		if((msg.amISource(mob))
		&&(msg.amITarget(mob.location()))
		&&(CMLib.flags().canBeSeenBy(mob.location(),mob))
		&&(msg.targetMinor()==CMMsg.TYP_LOOK))
			nextDirection=CMLib.tracking().trackNextDirectionFromHere(theTrail,mob.location(),false);
	}

	@Override
	public void affectPhyStats(final Physical affectedEnv, final PhyStats affectableStats)
	{
		affectableStats.setSensesMask(affectableStats.sensesMask()|PhyStats.CAN_NOT_TRACK);
		super.affectPhyStats(affectedEnv, affectableStats);
	}

	protected MOB gameHere(final Room room)
	{
		if(room==null)
			return null;
		for(int i=0;i<room.numInhabitants();i++)
		{
			final MOB mob=room.fetchInhabitant(i);
			if(CMLib.flags().isEvil(mob))
				return mob;
		}
		return null;
	}

	@Override
	public boolean invoke(final MOB mob, final List<String> commands, final Physical givenTarget, final boolean auto, final int asLevel)
	{
		if(mob.fetchEffect(this.ID())!=null)
		{
			mob.tell(L("You are already trying to hunt @x1.",word()));
			return false;
		}
		final List<Ability> V=CMLib.flags().flaggedAffects(mob,Ability.FLAG_TRACKING);
		for(final Ability A : V) A.unInvoke();

		theTrail=null;
		nextDirection=-2;

		if(!super.invoke(mob,commands,givenTarget,auto,asLevel))
			return false;

		if(gameHere(mob.location())!=null)
		{
			mob.tell(L("Try 'look'."));
			return false;
		}

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

		final ArrayList<Room> rooms=new ArrayList<Room>();
		final TrackingLibrary.TrackingFlags flags=CMLib.tracking().newFlags();
		final int range=50 + super.getXLEVELLevel(mob)+(2*super.getXMAXRANGELevel(mob));
		final List<Room> checkSet=CMLib.tracking().getRadiantRooms(mob.location(),flags,range);
		for (final Room R : checkSet)
		{
			if(gameHere(R)!=null)
				rooms.add(R);
		}

		if(rooms.size()>0)
			theTrail=CMLib.tracking().findTrailToAnyRoom(mob.location(),rooms,flags,range);

		MOB target=null;
		if((theTrail!=null)&&(theTrail.size()>0))
			target=gameHere(theTrail.get(0));

		if((success)&&(theTrail!=null)&&(target!=null))
		{
			theTrail.add(mob.location());
			final CMMsg msg=CMClass.getMsg(mob,target,this,verbalCastCode(mob,target,auto),L("^S<S-NAME> @x1 for the trail to @x2.^?",prayWord(mob),word()));
			if(mob.location().okMessage(mob,msg))
			{
				mob.location().send(mob,msg);
				invoker=mob;
				final Prayer_HuntEvil newOne=(Prayer_HuntEvil)this.copyOf();
				if(mob.fetchEffect(newOne.ID())==null)
					mob.addEffect(newOne);
				mob.recoverPhyStats();
				newOne.nextDirection=CMLib.tracking().trackNextDirectionFromHere(newOne.theTrail,mob.location(),false);
			}
		}
		else
			return beneficialVisualFizzle(mob,null,L("<S-NAME> @x1 for the trail to @x2, but nothing happens.",prayWord(mob),word()));

		// return whether it worked
		return success;
	}
}
