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.Libraries.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 2002-2020 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 Spell_Blink extends Spell
{

	@Override
	public String ID()
	{
		return "Spell_Blink";
	}

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

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

	private final static String localizedStaticDisplay = CMLib.lang().L("(Blink spell)");

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

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

	@Override
	protected int canAffectCode()
	{
		return CAN_MOBS;
	}

	@Override
	public int classificationCode()
	{
		return Ability.ACODE_SPELL|Ability.DOMAIN_CONJURATION;
	}

	@Override
	public void unInvoke()
	{
		// undo the affects of this spell
		if(!(affected instanceof MOB))
			return;
		final MOB mob=(MOB)affected;
		super.unInvoke();

		if(canBeUninvoked())
			if((mob.location()!=null)&&(!mob.amDead()))
				mob.location().show(mob,null,CMMsg.MSG_OK_VISUAL,L("<S-NAME> stop(s) blinking."));
	}

	@Override
	public boolean tick(final Tickable ticking, final int tickID)
	{
		if((tickID==Tickable.TICKID_MOB)&&(affected instanceof MOB))
		{
			final MOB mob=(MOB)affected;
			final int roll=CMLib.dice().roll(1,8,0);
			if(mob.isInCombat())
			{
				int move=0;
				switch(roll)
				{
				case 1:
					move = -2;
					break;
				case 2:
					move = -1;
					break;
				case 7:
					move = 1;
					break;
				case 8:
					move = 2;
					break;
				default:
					move = 0;
				}
				if(move==0)
					mob.location().show(mob,null,CMMsg.MSG_OK_VISUAL,L("<S-NAME> vanish(es) and reappear(s) again."));
				else
				{
					int rangeTo=mob.rangeToTarget();
					rangeTo+=move;
					if((move==0)||(rangeTo<0)||(rangeTo>mob.location().maxRange()))
						move=0;
					else
					{
						mob.setRangeToTarget(rangeTo);
						if(mob.getVictim().getVictim()==mob)
							mob.getVictim().setRangeToTarget(rangeTo);
					}
					switch(move)
					{
					case 0:
						mob.location().show(mob,null,CMMsg.MSG_OK_VISUAL,L("<S-NAME> vanish(es) and reappear(s) again."));
						break;
					case 1:
						mob.location().show(mob,null,mob.getVictim(),CMMsg.MSG_OK_VISUAL,L("<S-NAME> vanish(es) and reappear(s) a bit further from <O-NAMESELF>."));
						break;
					case 2:
						mob.location().show(mob,null,mob.getVictim(),CMMsg.MSG_OK_VISUAL,L("<S-NAME> vanish(es) and reappear(s) much further from <O-NAMESELF>."));
						break;
					case -1:
						mob.location().show(mob,null,mob.getVictim(),CMMsg.MSG_OK_VISUAL,L("<S-NAME> vanish(es) and reappear(s) a bit closer to <O-NAMESELF>."));
						break;
					case -2:
						mob.location().show(mob,null,mob.getVictim(),CMMsg.MSG_OK_VISUAL,L("<S-NAME> vanish(es) and reappear(s) much closer to <O-NAMESELF>."));
						break;
					}
				}
				if(mob.getVictim()==null) mob.setVictim(null); // correct range
			}
			else
			if((roll>2)&&(roll<7))
				mob.location().show(mob,null,CMMsg.MSG_OK_VISUAL,L("<S-NAME> vanish(es) and reappear(s) a few feet away."));
			else
				mob.location().show(mob,null,CMMsg.MSG_OK_VISUAL,L("<S-NAME> vanish(es) and reappear(s) again."));
		}
		return super.tick(ticking,tickID);
	}

	@Override
	public boolean invoke(final MOB mob, final List<String> commands, final Physical givenTarget, final boolean auto, final int asLevel)
	{
		final MOB target=this.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)
		{
			invoker=mob;
			final CMMsg msg=CMClass.getMsg(mob,target,this,verbalCastCode(mob,target,auto),auto?L("<T-NAME> begin(s) to blink!"):L("^S<S-NAME> cast(s) a spell at <T-NAMESELF>.^?"));
			if(mob.location().okMessage(mob,msg))
			{
				mob.location().send(mob,msg);
				if(target.location()==mob.location())
					if((mob.phyStats().level()+(2*getXLEVELLevel(mob)))>5)
						success=beneficialAffect(mob,target,asLevel,(mob.phyStats().level()+(2*getXLEVELLevel(mob)))-4)!=null;
					else
						success=beneficialAffect(mob,target,asLevel,mob.phyStats().level()+(2*getXLEVELLevel(mob)))!=null;
			}
		}
		else
			return beneficialWordsFizzle(mob,target,L("<S-NAME> cast(s) a spell to <T-NAMESELF>, but the magic fizzles."));

		// return whether it worked
		return success;
	}
}
