package com.planet_ink.coffee_mud.Abilities.Druid;
import com.planet_ink.coffee_mud.core.interfaces.*;
import com.planet_ink.coffee_mud.core.*;
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 2000-2006 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 Chant_SpellWard extends Chant
{
	public String ID() { return "Chant_SpellWard"; }
	public String name(){return "Spell Ward";}
	public String displayText(){return "(Spell Ward)";}
	public int abstractQuality(){ return  Ability.QUALITY_BENEFICIAL_OTHERS;}
	protected int canAffectCode(){return CAN_MOBS;}

	public void unInvoke()
	{
		// undo the affects of this spell
		if((affected==null)||(!(affected instanceof MOB)))
			return;
		MOB mob=(MOB)affected;
		if(canBeUninvoked())
			mob.tell("Your ward against spells fades.");

		super.unInvoke();

	}


	public boolean okMessage(Environmental myHost, CMMsg msg)
	{
		if((affected==null)||(!(affected instanceof MOB)))
			return super.okMessage(myHost,msg);

		MOB mob=(MOB)affected;
		if((msg.amITarget(mob))
		&&(CMath.bset(msg.targetCode(),CMMsg.MASK_MALICIOUS))
		&&(msg.targetMinor()==CMMsg.TYP_CAST_SPELL)
		&&(msg.tool()!=null)
		&&(msg.tool() instanceof Ability)
		&&((((Ability)msg.tool()).classificationCode()&Ability.ALL_ACODES)==Ability.ACODE_SPELL)
		&&(invoker!=null)
		&&(!mob.amDead())
		&&(CMLib.dice().rollPercentage()<35))
		{
			mob.location().show(mob,null,CMMsg.MSG_OK_VISUAL,"The ward around <S-NAME> inhibits "+msg.tool().name()+"!");
			return false;
		}
		return super.okMessage(myHost,msg);
	}


	public boolean invoke(MOB mob, Vector commands, Environmental givenTarget, boolean auto, int asLevel)
	{
		MOB target=mob;
		if((auto)&&(givenTarget!=null)&&(givenTarget instanceof MOB))
			target=(MOB)givenTarget;
		if(target.fetchEffect(ID())!=null)
		{
			mob.tell(target,null,null,"<S-NAME> <S-IS-ARE> already affected by "+name()+".");
			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> <T-IS-ARE> protected from spells.":"^S<S-NAME> chant(s) for a ward against spells around <T-NAMESELF>.^?");
			if(mob.location().okMessage(mob,msg))
			{
				mob.location().send(mob,msg);
				beneficialAffect(mob,target,asLevel,0);
			}
		}
		else
			beneficialWordsFizzle(mob,target,"<S-NAME> chant(s) for a ward, but nothing happens.");

		return success;
	}
}
