package com.planet_ink.coffee_mud.Abilities.Songs;
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 2003-2020 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 Play_Dirge extends Play
{
	@Override
	public String ID()
	{
		return "Play_Dirge";
	}

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

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

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

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

	@Override
	protected boolean persistentSong()
	{
		return false;
	}

	@Override
	protected boolean skipStandardSongTick()
	{
		return true;
	}

	@Override
	protected String songOf()
	{
		return CMLib.english().startWithAorAn(name());
	}

	@Override
	protected boolean HAS_QUANTITATIVE_ASPECT()
	{
		return false;
	}

	@Override
	protected boolean skipStandardSongInvoke()
	{
		return true;
	}

	@Override
	public int castingQuality(final MOB mob, final Physical target)
	{
		if(mob!=null)
		{
			if(mob.isInCombat())
				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)
	{
		timeOut=0;
		final Item target=getTarget(mob,mob.location(),givenTarget,commands,Wearable.FILTER_UNWORNONLY);
		if(target==null)
			return false;

		if((!(target instanceof DeadBody))||(target.rawSecretIdentity().toUpperCase().indexOf("FAKE")>=0))
		{
			mob.tell(L("You may only play this for the dead."));
			return false;
		}
		if((((DeadBody)target).isPlayerCorpse())&&(((DeadBody)target).hasContent()))
		{
			mob.tell(L("You may not play for that body"));
			return false;
		}

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

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

		final int newDepth = this.calculateNewSongDepth(mob);
		final boolean replay = mob.fetchEffect(ID())!=null;
		unPlayAll(mob,mob,false,false); // because ALWAYS removing myself, depth needs pre-calculating
		if(success)
		{
			invoker=mob;
			originRoom=mob.location();
			final int oldDepth = this.playDepth;
			commonRoomSet=getInvokerScopeRoomSet(newDepth);
			this.playDepth = newDepth;
			String str=auto?L("^S@x1 begins to play!^?",songOf()):L("^S<S-NAME> begin(s) to play @x1 on @x2.^?",songOf(),instrumentName());
			if((!auto) && (replay))
			{
				if(newDepth > oldDepth)
					str=L("^S<S-NAME> extend(s) the @x1`s range.^?",songOf());
				else
					str=L("^S<S-NAME> start(s) playing @x1 on @x2 again.^?",songOf(),instrumentName());
			}

			for(int v=0;v<commonRoomSet.size();v++)
			{
				final Room R=commonRoomSet.get(v);
				final String msgStr=getCorrectMsgString(R,str,v);
				final CMMsg msg=CMClass.getMsg(mob,null,this,somanticCastCode(mob,null,auto),msgStr);
				if(R.okMessage(mob,msg))
				{
					final Set<MOB> h=super.sendMsgAndGetTargets(mob, R, msg, givenTarget, auto);
					if(h==null)
						continue;

					for (final Object element : h)
					{
						final MOB follower=(MOB)element;

						double exp=10.0;
						final int levelLimit=CMProps.getIntVar(CMProps.Int.EXPRATE);
						final int levelDiff=follower.phyStats().level()-target.phyStats().level();
						if(levelDiff>levelLimit)
							exp=0.0;
						final int expGained=(int)Math.round(exp);

						// malicious songs must not affect the invoker!
						if(CMLib.flags().canBeHeardSpeakingBy(invoker,follower)&&(expGained>0))
							CMLib.leveler().postExperience(follower,null,null,expGained,false);
					}
					R.recoverRoomStats();
					R.showHappens(CMMsg.MSG_OK_VISUAL,L("@x1 fades away.",target.name()));
					target.destroy();
				}
			}
		}
		else
			mob.location().show(mob,null,CMMsg.MSG_NOISE,L("<S-NAME> hit(s) a foul note."));

		return success;
	}
}
