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_DetectGold extends Spell
{
	public String ID() { return "Spell_DetectGold"; }
	public String name(){return "Detect Gold";}
	public String displayText(){return "(Detecting Gold)";}
	public int abstractQuality(){ return Ability.QUALITY_OK_SELF;}
	public int enchantQuality(){return Ability.QUALITY_BENEFICIAL_SELF;}
	protected int canAffectCode(){return CAN_MOBS;}
	public int classificationCode(){ return Ability.ACODE_SPELL|Ability.DOMAIN_DIVINATION;}

	Room lastRoom=null;

	public void unInvoke()
	{
		if((affected==null)||(!(affected instanceof MOB)))
			return;
		MOB mob=(MOB)affected;
		if(canBeUninvoked())
			lastRoom=null;
		super.unInvoke();
		if(canBeUninvoked())
			mob.tell("Your senses are no longer as golden.");
	}
	public String metalCheck(MOB mob, Item I, Item container, StringBuffer msg)
	{
		if(I==null) return "";
		if(I.container()==container)
		{
			if((I.material()==RawMaterial.RESOURCE_GOLD)
			&&(CMLib.flags().canBeSeenBy(I,mob)))
				msg.append(I.name()+" glows golden.\n\r");
		}
		else
		if((I.container()!=null)&&(I.container().container()==container))
			if(msg.toString().indexOf(I.container().name()+" contains some sort of gold.")<0)
				msg.append(I.container().name()+" contains some sort of gold.\n\r");
		return msg.toString();
	}
	public String metalHere(MOB mob, Environmental E, Item container)
	{
		StringBuffer msg=new StringBuffer("");
		if(E==null) return msg.toString();
		if((E instanceof Room)&&(CMLib.flags().canBeSeenBy(E,mob)))
		{
			for(int i=0;i<((Room)E).numItems();i++)
			{
				Item I=((Room)E).fetchItem(i);
				metalCheck(mob,I,container,msg);
			}
		}
		else
		if((E instanceof Item)&&(CMLib.flags().canBeSeenBy(E,mob)))
		{
			metalCheck(mob,(Item)E,container,msg);
			msg.append(metalHere(mob,((Item)E).owner(),(Item)E));
		}
		else
		if((E instanceof MOB)&&(CMLib.flags().canBeSeenBy(E,mob)))
		{
		    CMLib.beanCounter().getTotalAbsoluteNativeValue((MOB)E);
			for(int i=0;i<((MOB)E).inventorySize();i++)
			{
				Item I=((MOB)E).fetchInventory(i);
				if(!I.amWearingAt(Item.IN_INVENTORY))
					metalCheck(mob,I,container,msg);
			}
		}
		return msg.toString();
	}
	public void messageTo(MOB mob)
	{
		String last="";
		String dirs="";
		for(int d=0;d<=Directions.NUM_DIRECTIONS;d++)
		{
			Room R=null;
			Exit E=null;
			if(d<Directions.NUM_DIRECTIONS)
			{
				R=mob.location().getRoomInDir(d);
				E=mob.location().getExitInDir(d);
			}
			else
			{
				R=mob.location();
				E=CMClass.getExit("StdExit");
			}
			if((R!=null)&&(E!=null))
			{
				boolean metalFound=false;
				if(metalHere(mob,R,null).length()>0)
					metalFound=true;
				else
				for(int m=0;m<R.numInhabitants();m++)
				{
					MOB M=R.fetchInhabitant(m);
					if((M!=null)&&(M!=mob)&&(metalHere(mob,M,null).length()>0))
					{ metalFound=true; break;}
				}

				if(metalFound)
				{
					if(last.length()>0)
						dirs+=", "+last;
					if(d>=Directions.NUM_DIRECTIONS)
						last="here";
					else
						last=Directions.getFromDirectionName(d);
				}
			}
		}

		if((dirs.length()!=0)||(last.length()!=0))
		{
			if(dirs.length()==0)
				mob.tell("You sense golden emanations coming from "+last+".");
			else
				mob.tell("You sense golden emanations coming from "+dirs.substring(2)+", and "+last+".");
		}
	}
	public boolean tick(Tickable ticking, int tickID)
	{
		if(!super.tick(ticking,tickID))
			return false;
		if((tickID==Tickable.TICKID_MOB)
		   &&(affected!=null)
		   &&(affected instanceof MOB)
		   &&(((MOB)affected).location()!=null)
		   &&((lastRoom==null)||(((MOB)affected).location()!=lastRoom)))
		{
			lastRoom=((MOB)affected).location();
			messageTo((MOB)affected);
		}
		return true;
	}


	public void executeMsg(Environmental myHost, CMMsg msg)
	{
		super.executeMsg(myHost,msg);
		if((affected!=null)
		   &&(affected instanceof MOB)
		   &&(msg.target()!=null)
		   &&(msg.amISource((MOB)affected))
		   &&((msg.sourceMinor()==CMMsg.TYP_LOOK)||(msg.sourceMinor()==CMMsg.TYP_EXAMINE)))
		{
			if((msg.tool()!=null)&&(msg.tool().ID().equals(ID())))
			{
				String str=metalHere((MOB)affected,msg.target(),null);
				if(str.length()>0)
					((MOB)affected).tell(str);
			}
			else
			if((msg.target()!=null)
			&&(metalHere((MOB)affected,msg.target(),null).length()>0)
			&&(msg.source()!=msg.target()))
			{
				CMMsg msg2=CMClass.getMsg(msg.source(),msg.target(),this,CMMsg.MSG_LOOK,CMMsg.NO_EFFECT,CMMsg.NO_EFFECT,null);
				msg.addTrailerMsg(msg2);
			}
		}
	}

	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(this.ID())!=null)
		{
			mob.tell(target,null,null,"<S-NAME> <S-IS-ARE> already detecting golden 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) golden senses!":"^S<S-NAME> incant(s) softly, and gain(s) golden senses!^?");
			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> golden eyes, but the spell fizzles.");

		return success;
	}
}
