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.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 Spell_Anchor extends Spell
{
	public String ID() { return "Spell_Anchor"; }
	public String name(){return "Anchor";}
	public String displayText(){return "(Anchor)";}
	public int abstractQuality(){ return  Ability.QUALITY_BENEFICIAL_OTHERS;}
	protected int canAffectCode(){return CAN_MOBS|CAN_ITEMS;}
	public int classificationCode(){	return Ability.ACODE_SPELL|Ability.DOMAIN_ABJURATION;}

	public void unInvoke()
	{
		// undo the affects of this spell
		if((affected==null)||(!(affected instanceof MOB)))
		{
			super.unInvoke();
			return;
		}
		MOB mob=(MOB)affected;
		if(canBeUninvoked())
			mob.tell("Your anchor has been lifted.");

		super.unInvoke();

	}


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

		if(affected==null)	return true;

		if((msg.tool()!=null)
		&&(msg.tool() instanceof Ability)
		&&((affected==null)
			||((affected instanceof Item)&&(!((Item)affected).amWearingAt(Item.IN_INVENTORY))&&(msg.amITarget(((Item)affected).owner())))
			||((affected instanceof MOB)&&(msg.amITarget(affected))))
		&&(CMath.bset(((Ability)msg.tool()).flags(),Ability.FLAG_MOVING)
		   ||CMath.bset(((Ability)msg.tool()).flags(),Ability.FLAG_TRANSPORTING)))
		{
			Room roomS=null;
			Room roomD=null;
			if((msg.target()!=null)&&(msg.target() instanceof MOB))
				roomD=((MOB)msg.target()).location();
			else
			if((msg.target()!=null)&&(msg.target() instanceof Item))
			{
				Item I=(Item)msg.target();
				if((I.owner()!=null)&&(I.owner() instanceof MOB))
					roomD=((MOB)((Item)msg.target()).owner()).location();
				else
				if((I.owner()!=null)&&(I.owner() instanceof Room))
					roomD=(Room)((Item)msg.target()).owner();
			}
			else
			if((msg.target()!=null)&&(msg.target() instanceof Room))
				roomD=(Room)msg.target();

			if((msg.source()!=null)&&(msg.source().location()!=null))
				roomS=msg.source().location();

			if((roomS!=null)&&(roomD!=null)&&(roomS==roomD))
				roomD=null;

            Ability A=(Ability)msg.tool();
            if(((A.classificationCode()&Ability.ALL_ACODES)==Ability.ACODE_CHANT)
            ||((A.classificationCode()&Ability.ALL_ACODES)==Ability.ACODE_SPELL)
            ||((A.classificationCode()&Ability.ALL_ACODES)==Ability.ACODE_PRAYER)
            ||((A.classificationCode()&Ability.ALL_ACODES)==Ability.ACODE_SONG))
            {
    			if(roomS!=null)
    				roomS.showHappens(CMMsg.MSG_OK_VISUAL,"Magic energy fizzles and is absorbed into the air.");
    			if(roomD!=null)
    				roomD.showHappens(CMMsg.MSG_OK_VISUAL,"Magic energy fizzles and is absorbed into the air.");
            }
			return false;
		}
		return true;
	}


	public boolean invoke(MOB mob, Vector commands, Environmental givenTarget, boolean auto, int asLevel)
	{
		MOB target=getTarget(mob,commands,givenTarget);
		if(target==null) 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?"An magical anchoring field envelopes <T-NAME>!":"^S<S-NAME> invoke(s) an anchoring field of protection 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> attempt(s) to invoke an anchoring field, but fail(s).");

		return success;
	}
}
