package com.planet_ink.coffee_mud.Abilities.Spells;
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.Locales.interfaces.*;
import com.planet_ink.coffee_mud.MOBS.interfaces.*;
import com.planet_ink.coffee_mud.Races.interfaces.*;


import java.util.*;


/* 
   Copyright 2000-2011 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.
*/
@SuppressWarnings("unchecked")
public class Spell_DetectHidden extends Spell
{
	public String ID() { return "Spell_DetectHidden"; }
	public String name(){return "Detect Hidden";}
	public String displayText(){return "(Detecting Hidden)";}
	public int enchantQuality(){return Ability.QUALITY_BENEFICIAL_SELF;}
	public int abstractQuality(){ return Ability.QUALITY_BENEFICIAL_SELF;}
	protected int canAffectCode(){return CAN_MOBS;}
	public int classificationCode(){ return Ability.ACODE_SPELL|Ability.DOMAIN_DIVINATION;}


	public void unInvoke()
	{
		if((affected==null)||(!(affected instanceof MOB)))
			return;
		MOB mob=(MOB)affected;

		super.unInvoke();
		if(canBeUninvoked())
			mob.tell("Your vision is no longer as keen.");
	}

    public void affectCharStats(MOB affected, CharStats affectableStats)
    {
        super.affectCharStats(affected,affectableStats);
        affectableStats.setStat(CharStats.STAT_SAVE_OVERLOOKING,affected.phyStats().level()+(2*getXLEVELLevel(invoker()))+100+affectableStats.getStat(CharStats.STAT_SAVE_OVERLOOKING));
    }
    
	public void affectPhyStats(Physical affected, PhyStats affectableStats)
	{
		super.affectPhyStats(affected,affectableStats);
		affectableStats.setSensesMask(affectableStats.sensesMask()|PhyStats.CAN_SEE_HIDDEN);
	}

    public int castingQuality(MOB mob, Physical target)
    {
        if(mob!=null)
        {
            if(target instanceof MOB)
            {
                Room R=((MOB)target).location();
                boolean found=false;
                if(R!=null)
                    for(int r=0;r<R.numInhabitants();r++)
                    {
                        MOB M=R.fetchInhabitant(r);
                        if((M!=null)&&(M!=mob)&&(M!=target)&&(CMLib.flags().isHidden(M)))
                        { found=true; break;}
                    }
                if(!found) return Ability.QUALITY_INDIFFERENT;
            }
        }
        return super.castingQuality(mob,target);
    }

	public boolean invoke(MOB mob, Vector commands, Physical givenTarget, boolean auto, int asLevel)
	{
		MOB target=mob;
		if((auto)&&(givenTarget!=null)&&(givenTarget instanceof MOB))
			target=(MOB)givenTarget;
		if(target.fetchEffect(this.ID())!=null)
		{
			mob.tell(target,null,null,"<S-NAME> <S-IS-ARE> already detecting hidden things.");
			return false;
		}

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

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

		if(success)
		{
			CMMsg msg=CMClass.getMsg(mob,target,this,verbalCastCode(mob,target,auto),auto?"<T-NAME> gain(s) keen vision!":"^S<S-NAME> incant(s) softly and gain(s) keen vision!^?");
			if(mob.location().okMessage(mob,msg))
			{
				mob.location().send(mob,msg);
				beneficialAffect(mob,target,asLevel,0);
			}
		}
		else
			beneficialVisualFizzle(mob,null,"<S-NAME> incant(s) and open(s) <S-HIS-HER> keen eyes, but the spell fizzles.");

		return success;
	}
}
