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.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 2004-2020 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 Chant_Tether extends Chant
{
	@Override
	public String ID()
	{
		return "Chant_Tether";
	}

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

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

	@Override
	public int classificationCode()
	{
		return Ability.ACODE_CHANT|Ability.DOMAIN_PRESERVING;
	}

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

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

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

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

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

	public Room tetheredTo=null;
	public Room lastRoom=null;

	@Override
	public boolean okMessage(final Environmental host, final CMMsg msg)
	{
		if(affected instanceof MOB)
		{
			final MOB mob=(MOB)affected;
			if((lastRoom!=mob.location())
			&&(lastRoom!=null))
				tetheredTo=lastRoom;
			lastRoom=mob.location();

			if(msg.amISource(mob)
			&&(msg.target()==null)
			&&(msg.tool()==null)
			&&(msg.sourceMinor()==CMMsg.TYP_DEATH)
			&&(mob.curState().getHitPoints()>0))
			{
				mob.location().show(mob,null,CMMsg.MSG_OK_VISUAL,L("<S-NAME> <S-IS-ARE> pulled back by the tether!"));
				if((tetheredTo!=null)&&(tetheredTo!=mob.location()))
					tetheredTo.bringMobHere(mob,false);
				return false;
			}
		}
		return super.okMessage(host,msg);
	}

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

		super.unInvoke();

		if(canBeUninvoked())
			mob.tell(L("Your tether has left you."));
	}

	@Override
	public boolean tick(final Tickable ticking, final int tickID)
	{
		if(affected instanceof MOB)
		{
			final MOB mob=(MOB)affected;
			if((lastRoom!=mob.location())
			&&(lastRoom!=null))
				tetheredTo=lastRoom;
			lastRoom=mob.location();
			if(mob.fetchEffect("Falling")!=null)
			{
				mob.tell(L("The tether keeps you from falling!"));
				mob.delEffect(mob.fetchEffect("Falling"));
			}
		}
		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)
	{
		MOB target=mob;
		if((auto)&&(givenTarget!=null)&&(givenTarget instanceof MOB))
			target=(MOB)givenTarget;
		if(target.fetchEffect(ID())!=null)
		{
			mob.tell(target,null,null,L("<S-NAME> <S-IS-ARE> already tethered."));
			return false;
		}

		if(!super.invoke(mob,commands,givenTarget,auto,asLevel))
			return false;

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

		if(success)
		{
			final CMMsg msg=CMClass.getMsg(mob,target,this,verbalCastCode(mob,target,auto),auto?L("<T-NAME> become(s) magically tethered!"):L("^S<S-NAME> chant(s) about a magical tether!^?"));
			if(mob.location().okMessage(mob,msg))
			{
				mob.location().send(mob,msg);
				lastRoom=mob.location();
				beneficialAffect(mob,target,asLevel,0);
			}
		}
		else
			return beneficialWordsFizzle(mob,null,L("<S-NAME> chant(s) about a magical tether, but the magic fades."));

		// return whether it worked
		return success;
	}
}
