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_ReverseGravity extends Spell
{

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

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

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

	private final static String	localizedStaticDisplay	= CMLib.lang().L("(Gravity is Reversed)");

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

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

	@Override
	protected int canTargetCode()
	{
		return 0;
	}

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

	protected Vector<Ability>	childrenAffects	= new Vector<Ability>();

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

	@Override
	public long flags()
	{
		return Ability.FLAG_MOVING;
	}

	@Override
	public int overrideMana()
	{
		return Ability.COST_PCT+50;
	}

	@Override
	public boolean tick(final Tickable ticking, final int tickID)
	{
		if(!super.tick(ticking,tickID))
			return false;
		else
		{
			final MOB invoker = this.invoker;
			if((affected!=null)&&(affected instanceof Room)&&(invoker!=null))
			{
				final Room room=(Room)affected;
				for(int i=0;i<room.numInhabitants();i++)
				{
					final MOB inhab=room.fetchInhabitant(i);
					if(!CMLib.flags().isInFlight(inhab))
					{
						int diff = invoker.phyStats().level() - inhab.phyStats().level();
						if(diff > 0) // no bonus, only negatives
							diff = 0;
						if(CMLib.dice().rollPercentage()>(inhab.charStats().getSave(CharStats.STAT_SAVE_JUSTICE) - diff + inhab.charStats().getStat(CharStats.STAT_STRENGTH)))
						{
							inhab.makePeace(true);
							Ability A=CMClass.getAbility("Falling");
							A.setAffectedOne(null);
							A.setMiscText("REVERSED");
							A.invoke(null,null,inhab,true,0);
							A=inhab.fetchEffect("Falling");
							if(A!=null)
								childrenAffects.addElement(A);
						}
						else
						if(CMLib.flags().isWateryRoom(room))
							room.showHappens(CMMsg.MSG_OK_VISUAL, inhab, L("<S-NAME> manage(s) to keep a grip on the water around <S-HIM-HER>"));
						else
						if(CMLib.flags().isAiryRoom(room))
							room.showHappens(CMMsg.MSG_OK_VISUAL, inhab, L("<S-NAME> manage(s) to keep a grip on the air around <S-HIM-HER>"));
						else
							room.showHappens(CMMsg.MSG_OK_VISUAL, inhab, L("<S-NAME> manage(s) to keep a grip on the ground below <S-HIM-HER>"));
					}
				}
				for(int i=0;i<room.numItems();i++)
				{
					final Item inhab=room.getItem(i);
					if((inhab!=null)
					&&(inhab.container()==null)
					&&(CMLib.flags().isGettable(inhab))
					&&(!CMLib.flags().isInFlight(inhab.ultimateContainer(null))))
					{
						Ability A=CMClass.getAbility("Falling");
						A.setAffectedOne(room);
						A.setProficiency(100);
						A.invoke(null,null,inhab,true,0);
						A=inhab.fetchEffect("Falling");
						if(A!=null)
							childrenAffects.addElement(A);
					}
				}
			}
		}
		return true;
	}

	@Override
	public void unInvoke()
	{
		// undo the affects of this spell
		if(affected==null)
			return;
		if(canBeUninvoked())
		{
			if(affected instanceof Room)
			{
				final Room room=(Room)affected;
				room.showHappens(CMMsg.MSG_OK_VISUAL, L("Gravity returns to normal..."));
				if(invoker!=null)
				{
					final Ability me=invoker.fetchEffect(ID());
					if(me!=null)
						me.setProficiency(0);
				}
			}
			else
			if(affected instanceof MOB)
			{
				final MOB mob=(MOB)affected;
				if(mob.location()!=null)
				{
					mob.location().show(mob, null, CMMsg.MSG_OK_VISUAL, L("Gravity returns to normal.."));
					final Ability me=mob.location().fetchEffect(ID());
					if(me!=null)
						me.setProficiency(0);
				}
			}
			while(childrenAffects.size()>0)
			{
				final Ability A=childrenAffects.elementAt(0);
				A.setProficiency(0);
				childrenAffects.removeElement(A);
			}
		}
		super.unInvoke();
	}

	@Override
	public int castingQuality(final MOB mob, final Physical target)
	{
		if(mob!=null)
		{
			if(mob.location().fetchEffect(this.ID())!=null)
				return Ability.QUALITY_INDIFFERENT;
		}
		return super.castingQuality(mob,target);
	}

	@Override
	public boolean invoke(final MOB mob, final List<String> commands, final Physical givenTarget, final boolean auto, final int asLevel)
	{
		if(!super.invoke(mob,commands,givenTarget,auto,asLevel))
			return false;

		final Physical target = mob.location();

		if(target.fetchEffect(this.ID())!=null)
		{
			mob.tell(mob,null,null,L("Gravity has already been reversed here!"));
			return false;
		}

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

		if(success)
		{
			final CMMsg msg = CMClass.getMsg(mob, target, this, verbalCastCode(mob,target,auto), L((auto?"G":"^S<S-NAME> speak(s) and wave(s) and g")+"ravity begins to reverse!^?"));
			if(mob.location().okMessage(mob,msg))
			{
				childrenAffects=new Vector<Ability>();
				mob.location().send(mob,msg);
				beneficialAffect(mob,mob.location(),asLevel,4+(super.getXLEVELLevel(mob)/3));
			}
		}
		else
			return beneficialVisualFizzle(mob,null,L("<S-NAME> speak(s) in reverse, but the spell fizzles."));

		// return whether it worked
		return success;
	}
}
