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.ExpertiseLibrary;
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 Skill_SongWrite extends BardSkill
{
	@Override
	public String ID()
	{
		return "Skill_SongWrite";
	}

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

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

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

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

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

	private static final String[] triggerStrings =I(new String[] {"SONGWRITE"});
	@Override
	public String[] triggerStrings()
	{
		return triggerStrings;
	}

	@Override
	public int classificationCode()
	{
		return Ability.ACODE_SKILL|Ability.DOMAIN_CALLIGRAPHY;
	}

	@Override
	public boolean invoke(final MOB mob, final List<String> commands, final Physical givenTarget, final boolean auto, final int asLevel)
	{
		if(commands.size()<2)
		{
			mob.tell(L("Write which song onto what?"));
			return false;
		}
		final Environmental target=mob.location().fetchFromMOBRoomFavorsItems(mob,null,commands.get(commands.size()-1),Wearable.FILTER_UNWORNONLY);
		if((target==null)||(!CMLib.flags().canBeSeenBy(target,mob)))
		{
			mob.tell(L("You don't see '@x1' here.",(commands.get(commands.size()-1))));
			return false;
		}
		if((!(target instanceof Scroll))
		||(!(target instanceof MiscMagic)))
		{
			mob.tell(L("You can't write music on that."));
			return false;
		}
		if((mob.curState().getMana()<mob.maxState().getMana())&&(!auto))
		{
			mob.tell(L("You need to be at full mana to cast this."));
			return false;
		}

		commands.remove(commands.size()-1);
		final Scroll scroll=(Scroll)target;

		final String spellName=CMParms.combine(commands,0).trim();
		Song scrollThis=null;
		for(int a=0;a<mob.numAbilities();a++)
		{
			final Ability A=mob.fetchAbility(a);
			if((A!=null)
			&&(A instanceof Song)
			&&(A.name().toUpperCase().startsWith(spellName.toUpperCase()))
			&&(!A.ID().equals(this.ID())))
				scrollThis=(Song)A;
		}
		if(scrollThis==null)
		{
			mob.tell(L("You don't know how to write '@x1'.",spellName));
			return false;
		}
		int numSpells=(CMLib.ableMapper().qualifyingClassLevel(mob,this)+(2*getXLEVELLevel(mob))-CMLib.ableMapper().qualifyingLevel(mob,this));
		if(numSpells<0)
			numSpells=0;
		if(scroll.getSpells().size()>numSpells)
		{
			mob.tell(L("You aren't powerful enough to write any more magic onto @x1.",scroll.name()));
			return false;
		}

		final List<Ability> spells=scroll.getSpells();
		for(final Ability spell: spells)
		{
			if(spell.ID().equals(scrollThis.ID()))
			{
				mob.tell(L("That spell is already written on @x1.",scroll.name()));
				return false;
			}

		}
		// lose all the mana!
		if(!super.invoke(mob,commands,givenTarget,auto,asLevel))
			return false;

		if(!auto)
			mob.curState().setMana(0);

		int experienceToLose=20*CMLib.ableMapper().lowestQualifyingLevel(scrollThis.ID());
		experienceToLose=getXPCOSTAdjustment(mob,experienceToLose);
		experienceToLose=-CMLib.leveler().postExperience(mob,null,null,-experienceToLose,false);
		mob.tell(L("You lose @x1 experience points for the effort.",""+experienceToLose));

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

		if(success)
		{
			setMiscText(scrollThis.ID());
			final CMMsg msg=CMClass.getMsg(mob,target,this,(auto?CMMsg.MASK_ALWAYS:0)|CMMsg.MSG_DELICATE_SMALL_HANDS_ACT,L("^S<S-NAME> write(s) music onto <T-NAMESELF>, singing softly.^?"));
			if(mob.location().okMessage(mob,msg))
			{
				mob.location().send(mob,msg);
				if(scroll.getSpellList().length()==0)
					scroll.setSpellList(scrollThis.ID());
				else
					scroll.setSpellList(scroll.getSpellList()+";"+scrollThis.ID());
				if((scroll.usesRemaining()==Integer.MAX_VALUE)||(scroll.usesRemaining()<0))
					scroll.setUsesRemaining(0);
				scroll.setUsesRemaining(scroll.usesRemaining()+1);
			}

		}
		else
			beneficialWordsFizzle(mob,target,L("<S-NAME> attempt(s) to write music on <T-NAMESELF>, singing softly, and looking very frustrated."));

		// return whether it worked
		return success;
	}
}
