package com.planet_ink.coffee_mud.Items.Weapons;
import java.util.*;

import com.planet_ink.coffee_mud.core.interfaces.*;
import com.planet_ink.coffee_mud.core.*;
import com.planet_ink.coffee_mud.core.CMSecurity.DbgFlag;
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.Basic.StdRideable;
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.*;

/*
   Copyright 2016-2023 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 StdSiegeWeapon extends StdRideable implements AmmunitionWeapon, SiegableItem
{
	@Override
	public String ID()
	{
		return "StdSiegeWeapon";
	}

	protected int						weaponDamageType		= TYPE_PIERCING;
	protected int						weaponClassification	= CLASS_RANGED;
	protected boolean					useExtendedMissString	= false;
	protected int						minRange				= 0;
	protected int						maxRange				= 10;
	protected int						ammoCapacity			= 1;
	protected volatile int				nextTacticalMoveDir		= -1;
	protected volatile int				lastSpamCt				= 0;
	protected volatile int				ticksFromHappen			= 0;
	protected volatile String			lastSpamMsg				= "";
	protected PairList<MOB, Long>		otherUsers				= new PairVector<MOB, Long>();
	protected SiegableItem				siegeTarget				= null;
	protected Room						siegeCombatRoom			= null;
	protected PairList<Item, int[]>		coordinates				= null;
	protected volatile int[]			aiming					= null;

	public StdSiegeWeapon()
	{
		super();
		setName("a siege weapon bow");
		setDisplayText("a siege weapon is mounted here.");
		setDescription("It looks like it might fire special ammunition");
		basePhyStats().setAbility(0);
		basePhyStats().setLevel(0);
		basePhyStats.setWeight(500);
		basePhyStats().setAttackAdjustment(0);
		basePhyStats().setDamage(20);
		//basePhyStats().setSensesMask(basePhyStats().sensesMask()|PhyStats.SENSE_ITEMNOTGET);
		setAmmunitionType("spears");
		setAmmoCapacity(1);
		setAmmoRemaining(1);
		baseGoldValue=15000;
		recoverPhyStats();
		minRange=1;
		maxRange=10;
		setRiderCapacity(0);
		weaponDamageType=Weapon.TYPE_PIERCING;
		material=RawMaterial.RESOURCE_WOOD;
		weaponClassification=Weapon.CLASS_RANGED;
		super.setRideBasis(Basis.FURNITURE_SIT);
		properWornBitmap=0;
		wornLogicalAnd = false;
		setCapacity(0);
	}

	@Override
	public String genericName()
	{
		if(CMLib.english().startsWithAnIndefiniteArticle(name())&&(CMStrings.numWords(name())<4))
			return CMStrings.removeColors(name());
		return L("a siege weapon");
	}

	@Override
	public int weaponDamageType()
	{
		return weaponDamageType;
	}

	@Override
	public int weaponClassification()
	{
		return weaponClassification;
	}

	@Override
	public void setWeaponDamageType(final int newType)
	{
		weaponDamageType = newType;
	}

	@Override
	public void setWeaponClassification(final int newClassification)
	{
		weaponClassification = newClassification;
	}

	@Override
	public boolean isFreeStanding()
	{
		return true;
	}

	@Override
	public String secretIdentity()
	{
		String id=super.secretIdentity();
		if(phyStats().ability()>0)
			id=name()+" +"+phyStats().ability()+((id.length()>0)?"\n":"")+id;
		else
		if(phyStats().ability()<0)
			id=name()+" "+phyStats().ability()+((id.length()>0)?"\n":"")+id;
		return id+"\n\rAttack: "+phyStats().attackAdjustment()+", Damage: "+phyStats().damage();
	}

	@Override
	public void recoverPhyStats()
	{
		super.recoverPhyStats();
		if(phyStats().damage()!=0)
		{
			final int ability=super.wornLogicalAnd ? (phyStats().ability()*CMath.numberOfSetBits(super.myWornCode)) : phyStats().ability();
			phyStats().setDamage(phyStats().damage()+(ability*2));
			phyStats().setAttackAdjustment(phyStats().attackAdjustment()+(ability*10));
		}
		if((subjectToWearAndTear())&&(usesRemaining()<100))
			phyStats().setDamage(((int)Math.round(CMath.mul(phyStats().damage(),CMath.div(usesRemaining(),100)))));
	}

	@Override
	public void setRangeToTarget(final int newRange)
	{
		//nothing to do atm
	}

	protected int getDirectionToTarget(final PhysicalAgent dirTarget)
	{
		if((dirTarget != null)&&(dirTarget instanceof SiegableItem))
		{
			final SiegableItem siegeTarget = this.siegeTarget;
			final int[] targetCoords = siegeTarget.getTacticalCoords();
			final int[] myCoords = this.getTacticalCoords();
			if((myCoords!=null)&&(targetCoords != null))
				return Directions.getRelative11Directions(myCoords, targetCoords);
		}
		return -1;
	}

	@Override
	public final int getMaxHullPoints()
	{
		return 12+(phyStats().armor());
	}

	@Override
	public int rangeToTarget()
	{
		return getTacticalDistance(siegeTarget);
	}

	@Override
	public boolean mayPhysicallyAttack(final PhysicalAgent victim)
	{
		if(!mayIFight(victim))
			return false;
		return CMLib.map().roomLocation(this) == CMLib.map().roomLocation(victim);
	}

	@Override
	public boolean isInCombat()
	{
		final Physical siegeTarget=this.siegeTarget;
		if((siegeTarget != null)&& (siegeCombatRoom != null))
		{
			if(siegeTarget.amDestroyed())
			{
				clearTacticalModeInternal();
				return false;
			}
			return true;

		}
		return false;
	}

	@Override
	public boolean amDead()
	{
		return amDestroyed();
	}

	@Override
	public boolean mayIFight(final PhysicalAgent victim)
	{
		final PhysicalAgent defender=victim;
		MOB mob = null;
		for(final Enumeration<Rider> r=riders();r.hasMoreElements();)
		{
			final Rider R=r.nextElement();
			if(R instanceof MOB)
				mob=(MOB)R;
		}
		if(mob==null)
			return true;
		return CMLib.combat().mayIAttackThisVessel(mob, defender);
	}

	protected int[] getMagicCoords()
	{
		final Room R=CMLib.map().roomLocation(this);
		final int[] coords;
		//final int middle = (int)Math.round(Math.floor(R.maxRange() / 2.0));
		final int extreme = R.maxRange()-1;
		final int extremeRandom = (extreme > 0) ? CMLib.dice().roll(1, R.maxRange(), -1) : 0;
		final int extremeRandom2 = (extreme > 0) ? CMLib.dice().roll(1, R.maxRange(), -1) : 0;
		coords = new int[] {extremeRandom, extremeRandom2};
		return coords;
	}

	protected int getTacticalDistance(final SiegableItem targetI)
	{
		if(targetI==null)
			return CMLib.map().roomLocation(this).maxRange() + 1;
		final int[] fromCoords = this.getTacticalCoords();
		final PairList<Item,int[]> coords = this.getCombatField(); // might not yet be set.
		int lowest = Integer.MAX_VALUE;
		if((coords != null) && (fromCoords != null))
		{
			final int p = coords.indexOfFirst(targetI);
			if(p >=0)
			{
				final Pair<Item,int[]> P=coords.get(p);
				final int distance = (int)Math.round(Math.ceil(Math.sqrt(Math.pow(P.second[0]-fromCoords[0],2.0) + Math.pow(P.second[1]-fromCoords[1],2.0))));
				if(distance < lowest)
					lowest=distance;
			}
		}
		if(lowest == Integer.MAX_VALUE)
			return CMLib.map().roomLocation(this).maxRange() + 1;
		return lowest;
	}

	protected boolean isAnyoneAtCoords(final int[] xy)
	{
		final PairList<Item, int[]> coords = this.coordinates;
		if(coords != null)
		{
			for(final Iterator<int[]> i = coords.secondIterator(); i.hasNext();)
			{
				if(Arrays.equals(xy, i.next()))
					return true;
			}
		}
		return false;
	}

	protected synchronized boolean amInTacticalMode()
	{
		final Item siegeTarget = this.siegeTarget;
		final Room siegeCombatRoom = this.siegeCombatRoom;
		if((siegeTarget != null)
		&& (!siegeTarget.amDestroyed())
		&& (siegeCombatRoom != null)
		&& (siegeCombatRoom.isContent(siegeTarget))
		&& (siegeCombatRoom.isContent(this))
		)
		{
			PairList<Item,int[]> coords;
			synchronized(this)
			{
				coords = this.coordinates;
			}
			if(coords == null)
			{
				synchronized(CMClass.getSync((""+siegeCombatRoom + "_SIEGE_TACTICAL")))
				{
					coords = this.coordinates;
					if(coords == null)
					{
						for(int i=0;i<siegeCombatRoom.numItems();i++)
						{
							final Item I=siegeCombatRoom.getItem(i);
							if((I instanceof SiegableItem)
							&&(((SiegableItem)I).getCombatField() != null))
							{
								this.coordinates = ((SiegableItem)I).getCombatField();
							}
						}
						if(coordinates == null)
						{
							this.coordinates = new SPairList<Item,int[]>();
						}
						coords = this.coordinates;
					}
				}
				if(coords != null)
				{
					if(!coords.containsFirst(this))
					{
						int[] newCoords = null;
						for(int i=0;i<10;i++)
						{
							newCoords = this.getMagicCoords();
							if(!isAnyoneAtCoords(newCoords))
								break;
						}
						coords.add(new Pair<Item,int[]>(this,newCoords));
					}
				}
			}
			return true;
		}
		else
		{
			this.siegeTarget = null;
			this.siegeCombatRoom = null;
			this.coordinates = null;
			return false;
		}
	}

	protected void clearTacticalMode()
	{
		synchronized(CMClass.getSync((""+siegeCombatRoom + "_SIEGE_TACTICAL")))
		{
			final PairList<Item,int[]> coords = this.coordinates;
			if(coords != null)
			{
				coords.removeFirst(this);
			}
		}
		this.siegeTarget = null;
		this.siegeCombatRoom = null;
		this.coordinates = null;
		this.aiming = null;
	}

	protected synchronized void clearTacticalModeInternal()
	{
		final Room siegeCombatRoom = this.siegeCombatRoom;
		if(siegeCombatRoom != null)
		{
			PairList<Item,int[]> coords = null;
			synchronized(CMClass.getSync((""+siegeCombatRoom + "_SIEGE_TACTICAL")))
			{
				 coords = this.coordinates;
			}
			clearTacticalMode();
			if(coords != null)
			{
				for(final Iterator<Item> s = coords.firstIterator();s.hasNext();)
				{
					final Item I=s.next();
					if((I instanceof SiegableItem)
					&&(((SiegableItem)I).getCombatant() == this))
						((SiegableItem)I).setCombatant(null);
				}
			}
		}
		this.otherUsers.clear();
		CMLib.threads().deleteTick(this, Tickable.TICKID_SPECIALCOMBAT);
	}

	@Override
	public void makePeace(final boolean includePlayerFollowers)
	{
		clearTacticalModeInternal();
	}

	@Override
	public PhysicalAgent getCombatant()
	{
		return this.siegeTarget;
	}

	@Override
	public void setCombatant(final PhysicalAgent other)
	{
		final Room R=(owner() instanceof Room)?(Room)owner():CMLib.map().roomLocation(this);
		if(other == null)
			clearTacticalModeInternal();
		else
		{
			if(other instanceof SiegableItem)
				siegeTarget = (SiegableItem)other;
			if(R != null)
				siegeCombatRoom = R;
			ticksFromHappen=0;
			if(other instanceof Combatant)
			{
				if(((Combatant)other).getCombatant()==null)
					((Combatant)other).setCombatant(this);
			}
			amInTacticalMode(); // now he is in combat
			if(!CMLib.threads().isTicking(this, Tickable.TICKID_SPECIALCOMBAT))
				CMLib.threads().startTickDown(this, Tickable.TICKID_SPECIALCOMBAT, CombatLibrary.TICKS_PER_SHIP_COMBAT);
		}
	}

	@Override
	public int[] getTacticalCoords()
	{
		final PairList<Item, int[]> coords = this.coordinates;
		if(coords != null)
		{
			for(final Iterator<Pair<Item,int[]>> i = coords.iterator(); i.hasNext();)
			{
				final Pair<Item,int[]> P=i.next();
				if(P.first == this)
					return P.second;
			}
		}
		return null;
	}

	@Override
	public int getDirectionToTarget()
	{
		return this.getDirectionToTarget(this.siegeTarget);
	}

	@Override
	public PairList<Weapon,int[]> getSiegeWeaponAimings()
	{
		final PairList<Weapon, int[]> aimings = new PairVector<Weapon, int[]>();
		if(aiming==null)
			return aimings;
		aimings.add(this, aiming);
		return aimings;
	}

	@Override
	public void destroy()
	{
		super.destroy();
		CMLib.threads().deleteTick(this, Tickable.TICKID_SPECIALCOMBAT);
	}

	@Override
	public String getTacticalView(final SiegableItem viewer)
	{
		final int[] targetCoords = getTacticalCoords();
		final int[] myCoords;
		final String dist = ""+getTacticalDistance(viewer);
		if(viewer instanceof PhysicalAgent)
		{
			myCoords = viewer.getTacticalCoords();
			if((myCoords!=null)&&(targetCoords != null))
			{
				final String dirFromYou = CMLib.directions().getDirectionName(Directions.getRelative11Directions(myCoords, targetCoords));
				return L("@x1 is @x2 of you at a distance of @x3.",name(),dirFromYou,dist);
			}
			else
				return L("@x1 is at a distance of @x2.",name(),dist);
		}
		else
			return L("@x1 is at a distance of @x2.",name(),dist);
	}

	@Override
	public PairList<Item, int[]> getCombatField()
	{
		return coordinates;
	}

	@Override
	public void executeMsg(final Environmental myHost, final CMMsg msg)
	{
		super.executeMsg(myHost,msg);

		if(msg.amITarget(this))
		{
			switch(msg.targetMinor())
			{
			case CMMsg.TYP_LOOK:
			case CMMsg.TYP_EXAMINE:
				if(CMLib.flags().canBeSeenBy(this,msg.source()))
				{
					if(requiresAmmunition())
					{
						msg.source().tell(L("@x1 remaining: @x2/@x3.",
								CMStrings.capitalizeAndLower(ammunitionType()),
								""+ammunitionRemaining(),
								""+ammunitionCapacity()));
					}
					if((subjectToWearAndTear())&&(usesRemaining()<100))
						msg.source().tell(weaponHealth());
				}
				break;
			case CMMsg.TYP_RELOAD:
				if(msg.tool() instanceof Ammunition)
				{
					boolean recover=false;
					final Ammunition I=(Ammunition)msg.tool();
					int howMuchToTake=ammunitionCapacity();
					if(I.ammunitionRemaining()<howMuchToTake)
						howMuchToTake=I.ammunitionRemaining();
					if(this.ammunitionCapacity() - this.ammunitionRemaining() < howMuchToTake)
						howMuchToTake=this.ammunitionCapacity() - this.ammunitionRemaining();
					setAmmoRemaining(this.ammunitionRemaining() + howMuchToTake);
					I.setAmmoRemaining(I.ammunitionRemaining()-howMuchToTake);
					final LinkedList<Ability> removeThese=new LinkedList<Ability>();
					for(final Enumeration<Ability> a=effects();a.hasMoreElements();)
					{
						final Ability A=a.nextElement();
						if((A!=null)&&(!A.isSavable())&&(A.invoker()==null))
							removeThese.add(A);
					}
					for(final Ability A : removeThese)
						delEffect(A);
					for(final Enumeration<Ability> a=I.effects();a.hasMoreElements();)
					{
						Ability A=a.nextElement();
						if((A!=null)&&(A.isSavable())&&(fetchEffect(A.ID())==null))
						{
							A=(Ability)A.copyOf();
							A.setInvoker(null);
							A.setSavable(false);
							addEffect(A);
							recover=true;
						}
					}
					if(I.ammunitionRemaining()<=0)
						I.destroy();
					if(recover)
						recoverOwner();
				}
				break;
			case CMMsg.TYP_UNLOAD:
				if(msg.tool() instanceof Ammunition)
				{
					final Ammunition ammo=(Ammunition)msg.tool();
					for(final Enumeration<Ability> a=effects();a.hasMoreElements();)
					{
						final Ability A=a.nextElement();
						if((A!=null)&&(!A.isSavable())&&(A.invoker()==null))
						{
							final Ability ammoA=(Ability)A.copyOf();
							ammo.addNonUninvokableEffect(ammoA);
						}
					}
					setAmmoRemaining(0);
					final Room R=msg.source().location();
					if(R!=null)
					{
						R.addItem(ammo, ItemPossessor.Expire.Player_Drop);
						CMLib.commands().postGet(msg.source(), null, ammo, true);
					}
				}
				break;
			case CMMsg.TYP_DAMAGE:
				if(msg.value() > 0)
				{
					this.ticksFromHappen=0;
					int level = phyStats().level();
					if(level < 10)
						level = 10;
					final double pctLoss = CMath.div(msg.value(), level) * 10.0; // siege weapons against rideables is harsh
					final int pointsLost = (int)Math.round(pctLoss * level);
					if(pointsLost > 0)
					{
						if(pointsLost >= this.usesRemaining())
						{
							this.setUsesRemaining(0);
							this.recoverPhyStats(); // takes away the swimmability!
							final Room shipR=CMLib.map().roomLocation(this);
							if(shipR!=null)
							{
								final String sinkString = L("<T-NAME> <T-IS-ARE> destroyed!");
								shipR.show(msg.source(), this, CMMsg.MSG_OK_ACTION, sinkString);
								this.destroy();
							}
						}
						else
						{
							this.setUsesRemaining(this.usesRemaining() - pointsLost);
						}
					}
				}
				break;
			}
		}
		else
		if((msg.tool()==this)
		&&(msg.targetMinor()==CMMsg.TYP_WEAPONATTACK)
		&&(weaponClassification()==Weapon.CLASS_THROWN))
			msg.addTrailerMsg(CMClass.getMsg(msg.source(),this,CMMsg.MSG_DROP,null));

		if((msg.targetMinor()==CMMsg.TYP_DAMAGE)
		&&(msg.target()==this)
		&&(msg.value()>0)
		&&(subjectToWearAndTear())
		&&((!CMLib.flags().isABonusItems(this))||(CMLib.dice().rollPercentage() > phyStats().level()))
		&&((material()&RawMaterial.MATERIAL_MASK)!=RawMaterial.MATERIAL_ENERGY)
		&&((material()&RawMaterial.MATERIAL_MASK)!=RawMaterial.MATERIAL_GAS))
		{
			this.ticksFromHappen=0;
			CMLib.combat().postItemDamage(msg.source(), this, null, 1, CMMsg.TYP_JUSTICE, null);
		}
	}

	protected MOB getFactoryAttacker(final Room thisRoom)
	{
		final MOB mob = CMClass.getFactoryMOB(name(),phyStats().level(),thisRoom);
		mob.setRiding(this);
		for(final MOB M : this.getPlayerAttackers())
		{
			for(final Pair<Clan,Integer> C : M.clans())
			{
				if(mob.getClanRole(C.first.clanID())==null)
					mob.setClan(C.first.clanID(), C.second.intValue());
			}
		}
		return mob;
	}

	protected Boolean startAttack(final MOB sourceM, final Room thisRoom, final String rest)
	{
		this.ticksFromHappen=0;
		final Item I=thisRoom.findItem(rest);
		if((I instanceof SiegableItem)
		&&(I!=this)
		&&(CMLib.flags().canBeSeenBy(I, sourceM)))
		{
			if(!sourceM.mayPhysicallyAttack(I))
			{
				sourceM.tell(L("You are not permitted to attack @x1",I.name()));
				return Boolean.FALSE;
			}
			final MOB mob = getFactoryAttacker(thisRoom);
			try
			{
				final CMMsg maneuverMsg=CMClass.getMsg(mob,I,null,CMMsg.MSG_ADVANCE,null,CMMsg.MASK_MALICIOUS|CMMsg.MSG_ADVANCE,null,CMMsg.MSG_ADVANCE,L("<S-NAME> engage(s) @x1.",I.Name()));
				if(thisRoom.okMessage(mob, maneuverMsg))
				{
					thisRoom.send(mob, maneuverMsg);
					siegeTarget	 = (SiegableItem)I;
					siegeCombatRoom	 = thisRoom;
					if(I instanceof SiegableItem)
					{
						final SiegableItem otherI=(SiegableItem)I;
						if(otherI.getCombatant() == null)
							otherI.setCombatant(this);
					}
					amInTacticalMode(); // now he is in combat
					if(!CMLib.threads().isTicking(this, Tickable.TICKID_SPECIALCOMBAT))
						CMLib.threads().startTickDown(this, Tickable.TICKID_SPECIALCOMBAT, CombatLibrary.TICKS_PER_SHIP_COMBAT);
					//also support ENGAGE <name> as an alternative to attack?
					return Boolean.TRUE;
				}
			}
			finally
			{
				mob.destroy();
			}
		}
		return null;
	}

	protected void addPlayerAttacker(final MOB M)
	{
		if((!(owner() instanceof Room))
		||(M==null)
		||(!M.isPlayer()))
			return;
		final Room R=(Room)owner();
		synchronized(this.otherUsers)
		{
			final long expire = System.currentTimeMillis() - 300000;
			for(final Iterator<Pair<MOB, Long>> p = this.otherUsers.iterator();p.hasNext();)
			{
				final Pair<MOB, Long> P = p.next();
				if(P.first == M)
				{
					P.second=Long.valueOf(System.currentTimeMillis());
					return;
				}
				else
				if(P.first.location()!=R)
					p.remove();
				else
				if(expire > P.second.longValue())
					p.remove();
			}
			this.otherUsers.add(new Pair<MOB, Long>(M,Long.valueOf(System.currentTimeMillis())));
		}
	}

	protected List<MOB> getPlayerAttackers()
	{
		final List<MOB> players=new LinkedList<MOB>();
		if(!(owner() instanceof Room))
			return players;
		final Room R=(Room)owner();
		synchronized(this.otherUsers)
		{
			final long expire = System.currentTimeMillis() - 300000;
			for(final Iterator<Pair<MOB, Long>> p = this.otherUsers.iterator();p.hasNext();)
			{
				final Pair<MOB, Long> P = p.next();
				if(P.first.location()!=R)
					p.remove();
				else
				if(expire > P.second.longValue())
					p.remove();
				else
					players.add(P.first);
			}
		}
		for(final Enumeration<Rider> r=riders();r.hasMoreElements();)
		{
			final Rider rR=r.nextElement();
			if((rR instanceof MOB)
			&&(((MOB)rR).location()==R)
			&&(!players.contains(rR)))
				players.add((MOB)rR);
		}
		return players;
	}

	public void announceToUsers(final String msgStr)
	{
		for(final MOB M : this.getPlayerAttackers())
			M.tell(msgStr);
	}

	@Override
	public boolean tick(final Tickable ticking, final int tickID)
	{
		if(tickID == Tickable.TICKID_SPECIALCOMBAT)
		{
			if(this.amInTacticalMode()
			&&(!(CMLib.map().areaLocation(this) instanceof Boardable)))
			{
				if(this.ticksFromHappen > 10)
				{
					ticksFromHappen=0;
					final Room thisRoom=CMLib.map().roomLocation(this);
					final MOB mob = CMClass.getFactoryMOB(name(), 1, thisRoom);
					try
					{
						final CMMsg maneuverMsg=CMClass.getMsg(mob, thisRoom, null,
																CMMsg.NO_EFFECT,null,
																CMMsg.NO_EFFECT,null,
																CMMsg.MSG_RETREAT,L("<S-NAME> disengage(s)."));
						if((thisRoom!=null)&&(thisRoom.okMessage(mob, maneuverMsg)))
						{
							thisRoom.send(mob, maneuverMsg);
							this.clearTacticalModeInternal();
							if(CMSecurity.isDebugging(DbgFlag.SIEGECOMBAT))
								Log.debugOut("SiegeCombat: "+Name()+" disengages");
						}
					}
					finally
					{
						mob.destroy();
					}
					return false;
				}
				ticksFromHappen++;
				final int direction = this.nextTacticalMoveDir;
				if(direction >= 0)
				{
					this.nextTacticalMoveDir = -1;
					final Room thisRoom=CMLib.map().roomLocation(this);
					if((thisRoom != null) && this.amInTacticalMode())
					{
						int[] tacticalCoords = null;
						int x=0;
						try
						{
							while((x>=0)&&(this.coordinates!=null)&&(tacticalCoords==null))
							{
								x=this.coordinates.indexOfFirst(this);
								final Pair<Item,int[]> pair = (x>=0) ? this.coordinates.get(x) : null;
								if(pair == null)
									break;
								else
								if(pair.first != this)
									x=this.coordinates.indexOfFirst(this);
								else
									tacticalCoords = pair.second;
							}
						}
						catch(final Exception e)
						{
						}
						if(tacticalCoords != null)
						{
							final MOB mob = this.getFactoryAttacker(thisRoom);
							try
							{
								final String directionName = CMLib.directions().getDirectionName(direction).toLowerCase();
								final int[] newCoords = Directions.adjustXYByDirections(tacticalCoords[0], tacticalCoords[1], direction);
								final CMMsg maneuverMsg=CMClass.getMsg(mob, thisRoom, null,
																		CMMsg.MSG_ADVANCE,newCoords[0]+","+newCoords[1],
																		CMMsg.MSG_ADVANCE,directionName,
																		CMMsg.MSG_ADVANCE,L("<S-NAME> maneuver(s) @x1.",directionName));
								if(thisRoom.okMessage(mob, maneuverMsg))
								{
									thisRoom.send(mob, maneuverMsg);
									tacticalCoords[0] = newCoords[0];
									tacticalCoords[1] = newCoords[1];
									ticksFromHappen=0;
									if(CMSecurity.isDebugging(DbgFlag.SIEGECOMBAT))
										Log.debugOut("SiegeCombat: "+Name()+" maneuvers to "+CMParms.toListString(tacticalCoords));
								}
							}
							finally
							{
								mob.destroy();
							}
						}
					}
				}

				final MOB mob = getFactoryAttacker(null);
				final int[] coordsToHit;
				final SiegableItem siegeTarget;
				synchronized(this)
				{
					siegeTarget=this.siegeTarget;
				}
				coordsToHit = siegeTarget.getTacticalCoords();
				try
				{
					int notLoaded = 0;
					int notAimed = 0;
					final int[] aiming=this.aiming;
					final Weapon w=this;
					final Room R=CMLib.map().roomLocation(w);
					if(R!=null)
					{
						mob.setLocation(R);
						if((w instanceof AmmunitionWeapon)
						&&(((AmmunitionWeapon)w).requiresAmmunition())
						&&(((AmmunitionWeapon)w).ammunitionRemaining() <=0))
							notLoaded++;
						else
						if(aiming!=null)
						{
							final boolean wasHit = Arrays.equals(aiming, coordsToHit);
							CMLib.combat().postSiegeAttack(mob, this, siegeTarget, w, wasHit);
							if(CMSecurity.isDebugging(DbgFlag.SIEGECOMBAT))
							{
								final String targetedName=siegeTarget!=null?siegeTarget.Name():"Unknown";
								Log.debugOut("SiegeCombat: "+Name()+" aimed "+w.Name()+" at "+CMParms.toListString(aiming)
												+" and "+(wasHit?"hit ":"missed ")+targetedName+" at "+CMParms.toListString(coordsToHit));
							}
							ticksFromHappen=0;
							this.aiming=null; // reset for next attack
						}
						else
							notAimed++;
					}
					final String spamMsg;
					if((notLoaded > 0) && (notAimed > 0))
						spamMsg = L("@x1 was not loaded and not aimed.",name());
					else
					if(notLoaded > 0)
						spamMsg = L("@x1 was not loaded.",name());
					else
					if(notAimed > 0)
						spamMsg = L("@x1 was not aimed.",name());
					else
						spamMsg = "";
					if(spamMsg.length()>0)
					{
						if(spamMsg.equals(lastSpamMsg))
						{
							if(lastSpamCt < 3)
							{
								if(CMSecurity.isDebugging(DbgFlag.SIEGECOMBAT))
								{
									final String targetedName=siegeTarget!=null?siegeTarget.Name():"Unknown";
									Log.debugOut("SiegeCombat: "+Name()+" targeted: "+targetedName+", status: "+spamMsg);
								}
								announceToUsers(spamMsg);
								lastSpamCt++;
							}
						}
						else
						{
							if(CMSecurity.isDebugging(DbgFlag.SIEGECOMBAT))
							{
								final String targetedName=siegeTarget!=null?siegeTarget.Name():"Unknown";
								Log.debugOut("SiegeCombat: "+Name()+" targeted: "+targetedName+", status: "+spamMsg);
							}
							announceToUsers(spamMsg);
							lastSpamCt=0;
						}
					}
					lastSpamMsg=spamMsg;
				}
				finally
				{
					mob.setRangeToTarget(0);
					mob.destroy();
				}
			}
			else
				return false;
		}
		return super.tick(ticking, tickID);
	}

	@Override
	public boolean okMessage(final Environmental myHost, final CMMsg msg)
	{
		if(!super.okMessage(myHost,msg))
			return false;

		if((msg.targetMinor()==CMMsg.TYP_WEAPONATTACK)
		&&(msg.tool()==this))
		{
			if(requiresAmmunition()&&(ammunitionCapacity()>0))
			{
				if(ammunitionRemaining()>ammunitionCapacity())
					setAmmoRemaining(ammunitionCapacity());
				if(ammunitionRemaining()<=0)
					return false;
				else
					setUsesRemaining(usesRemaining()-1);
			}
		}
		else
		if((msg.sourceMinor()==CMMsg.TYP_HUH)
		&&(msg.targetMessage()!=null)
		&&(owner() instanceof Room)
		&&(!(((Room)owner()).getArea() instanceof Boardable)))
		{
			final List<String> cmds=CMParms.parse(msg.targetMessage());
			if(cmds.size()<1)
				return true;
			final String word=cmds.get(0).toUpperCase();
			// MUST IMPLEMENT AIM, since your target might be moving.
			if(SiegableItem.SiegeCommand.TARGET.name().startsWith(word))
			{
				final boolean isRiding=msg.source().riding()==this;
				if((cmds.size()==1)
				||((!isRiding)&&(cmds.size()<3)))
				{
					if(isRiding)
						msg.source().tell(L("You must specify a target."));
					else
						msg.source().tell(L("You must which weapon to target, and at what."));
					return false;
				}
				final Room thisRoom = (Room)owner();
				if(thisRoom==null)
				{
					msg.source().tell(L("@x1 is nowhere to be found!",name()));
					return false;
				}
				if(!isRiding)
				{
					final String what=cmds.get(1);
					if(msg.source().location().findItem(null, what)!=this)
						return true;
					cmds.remove(1);
				}
				for(final MOB M: msg.source().getGroupMembers(new HashSet<MOB>()))
					this.addPlayerAttacker(M);
				final String rest = CMParms.combine(cmds,1);
				final Boolean result = startAttack(msg.source(),thisRoom,rest);
				if(result  == Boolean.TRUE)
				{
					if(this.siegeTarget != null)
					{
						msg.source().tell(L("You are now targeting @x1.",this.siegeTarget.Name()));
						msg.source().tell(this.siegeTarget.getTacticalView(this));
					}
					return false;
				}
				else
				if(result  == Boolean.FALSE)
					return false;
				else
				{
					msg.source().tell(L("You don't see '@x1' here to target",rest));
					return false;
				}
			}
			else
			if(SiegableItem.SiegeCommand.AIM.name().startsWith(word))
			{
				if(!this.amInTacticalMode())
				{
					msg.source().tell(L("You must be in tactical mode to aim."));
					return false;
				}
				final boolean isRiding=msg.source().riding()==this;
				if((cmds.size()==1)
				||((!isRiding)&&(cmds.size()<3)))
				{
					if(isRiding)
						msg.source().tell(L("You must specify an amount to lead the target."));
					else
						msg.source().tell(L("You must which weapon to aim, and how far ahead of the target to aim it."));
					return false;
				}
				final Room thisRoom = (Room)owner();
				if(thisRoom==null)
				{
					msg.source().tell(L("@x1 is nowhere to be found!",name()));
					return false;
				}
				if(!isRiding)
				{
					final String what=cmds.get(1);
					if(msg.source().location().findItem(null, what)!=this)
						return true;
					cmds.remove(1);
				}
				for(final MOB M: msg.source().getGroupMembers(new HashSet<MOB>()))
					this.addPlayerAttacker(M);
				final String rest = CMParms.combine(cmds,1);
				if((!CMath.isInteger(rest))||(CMath.s_int(rest)<0))
				{
					if(this.siegeTarget!=null)
						msg.source().tell(L("'@x1' is not a valid distance ahead of @x2 to fire.",rest,this.siegeTarget.name()));
					else
						msg.source().tell(L("'@x1' is not a valid distance.",rest));
					return false;
				}
				int distance = maxRange();
				int[] targetCoords = new int[2];
				int leadAmt=0;
				if(this.siegeTarget instanceof SiegableItem)
				{
					targetCoords = this.siegeTarget.getTacticalCoords();
					if(targetCoords == null)
					{
						msg.source().tell(L("You must be targeting an enemy to aim weapons."));
						return false;
					}
					distance = rangeToTarget();
					leadAmt = CMath.s_int(rest);
					final int direction;
					if(this.siegeTarget instanceof NavigableItem)
						direction = ((NavigableItem)this.siegeTarget).getDirectionFacing();
					else
						direction = CMLib.dice().roll(1, Directions.NUM_DIRECTIONS(), -1);
					for(int i=0;i<leadAmt;i++)
						targetCoords = Directions.adjustXYByDirections(targetCoords[0], targetCoords[1], direction);
				}
				if((maxRange() < distance)||(minRange() > distance))
				{
					if(CMSecurity.isDebugging(DbgFlag.SIEGECOMBAT))
						Log.debugOut("SiegeCombat: "+Name()+" target is presently at distance of "+distance+", but "+Name()+" range is "+minRange()+" to "+maxRange());
					msg.source().tell(L("Your target is presently at distance of @x1, but this weapons range is @x2 to @x3.",
										""+distance,""+minRange(),""+maxRange()));
					return false;
				}
				if(requiresAmmunition()
				&& (ammunitionCapacity() > 0)
				&& (ammunitionRemaining() == 0))
				{
					if(CMSecurity.isDebugging(DbgFlag.SIEGECOMBAT))
						Log.debugOut("SiegeCombat: "+Name()+": "+Name()+" wasn't loaded, couldn't be aimed.");
					msg.source().tell(L("@x1 needs to be LOADed first.",Name()));
					return false;
				}
				final String timeToFire=""+(CMLib.threads().getTimeMsToNextTick(this, Tickable.TICKID_SPECIALCOMBAT) / 1000);
				final String msgStr=L("<S-NAME> aim(s) <O-NAME> at <T-NAME> (@x1).",""+leadAmt);
				if(msg.source().isMonster() && aiming != null)
				{
					msg.source().tell(L("@x1 is already aimed.",Name()));
					return false;
				}
				final CMMsg msg2=CMClass.getMsg(msg.source(), siegeTarget, this,
												CMMsg.MSG_NOISYMOVEMENT, msgStr,
												CMMsg.MSG_NOISYMOVEMENT, SiegableItem.SiegeCommand.AIM.name(),
												CMMsg.MSG_NOISYMOVEMENT, msgStr);
				if(thisRoom.okMessage(msg.source(), msg2))
				{
					this.aiming = targetCoords;
					thisRoom.send(msg.source(), msg2);
					if(CMSecurity.isDebugging(DbgFlag.SIEGECOMBAT))
						Log.debugOut("SiegeCombat: "+Name()+": aimed "+Name()+" at : "+CMParms.toListString(targetCoords));
					if(!this.requiresAmmunition())
						msg.source().tell(L("@x1 is now aimed and will be engage in @x2 seconds.",name(),timeToFire));
					else
						msg.source().tell(L("@x1 is now aimed and will be fired in @x2 seconds.",name(),timeToFire));
				}
				return false;
			}
		}
		else
		if((msg.target()==this)
		&&((msg.targetMinor()==CMMsg.TYP_PUSH)||(msg.targetMinor()==CMMsg.TYP_PULL))
		&&(msg.tool() instanceof Room)
		&&(this.amInTacticalMode())
		&&(msg.value()>=0)
		&&(msg.value()<Directions.NUM_DIRECTIONS()))
		{
			for(final MOB M: msg.source().getGroupMembers(new HashSet<MOB>()))
				this.addPlayerAttacker(M);
			msg.setTool(null); // this is even better than cancelling it.
			msg.source().tell(L("<S-NAME> order(s) @x1 moved @x2.",name(msg.source()),CMLib.directions().getDirectionName(msg.value()).toLowerCase()));
			this.nextTacticalMoveDir=msg.value();
			return false;
		}
		else
		if((msg.targetMinor()==CMMsg.TYP_LEAVE)
		&&(msg.target() instanceof Room)
		&&(msg.source().location()==owner())
		&&(this.riding()!=null)
		&&(msg.source().riding()!=this)
		&&((msg.source().riding()!=null)
			||(msg.source().numFollowers()>0)
			||((msg.source() instanceof Rideable)&&((Rideable)msg.source()).numRiders()>0)))
		{
			final Set<Physical> grp=CMLib.hunt().getAllGroupRiders(msg.source(), msg.source().location());
			if(grp.contains(this)
			&&(this.amInTacticalMode()))
			{
				for(final MOB M: msg.source().getGroupMembers(new HashSet<MOB>()))
					this.addPlayerAttacker(M);
				msg.source().tell(L("<S-NAME> order(s) @x1 moved @x2.",name(msg.source()),CMLib.directions().getDirectionName(msg.value()).toLowerCase()));
				this.nextTacticalMoveDir=msg.value();
				return false;
			}
		}
		return true;
	}

	@Override
	public void setUsesRemaining(int newUses)
	{
		if(newUses==Integer.MAX_VALUE)
			newUses=100;
		super.setUsesRemaining(newUses);
	}

	@Override
	public String healthText(final MOB viewer)
	{
		return this.weaponHealth();
	}

	@Override
	public Item killMeDead(final boolean createBody)
	{
		this.destroy();
		return null;
	}

	protected String weaponHealth()
	{
		if(usesRemaining()>=100)
			return "";
		else
		if(usesRemaining()>=95)
			return name()+" looks slightly used ("+usesRemaining()+"%)";
		else
		if(usesRemaining()>=85)
			 return name()+" is somewhat worn ("+usesRemaining()+"%)";
		else
		if(usesRemaining()>=75)
			 return name()+" is worn ("+usesRemaining()+"%)";
		else
		if(usesRemaining()>50)
			return name()+" is damaged ("+usesRemaining()+"%)";
		else
		if(usesRemaining()>25)
			return name()+" is heavily damaged ("+usesRemaining()+"%)";
		else
			return name()+" is so damaged, it is practically harmless ("+usesRemaining()+"%)";
	}

	@Override
	public String missString()
	{
		return CMLib.combat().standardMissString(weaponDamageType,weaponClassification,name(),useExtendedMissString);
	}

	@Override
	public String hitString(final int damageAmount)
	{
		return CMLib.combat().standardHitString(weaponDamageType, weaponClassification,damageAmount,name());
	}

	@Override
	public int minRange()
	{
		return minRange;
	}

	@Override
	public int maxRange()
	{
		return maxRange;
	}

	@Override
	public void setRanges(final int min, final int max)
	{
		minRange = min;
		maxRange = max;
	}

	@Override
	public int[] getRanges()
	{
		return new int[] { minRange, maxRange };
	}

	@Override
	public boolean requiresAmmunition()
	{
		if((ammunitionType()==null)||(this instanceof Wand))
			return false;
		return ammunitionType().length()>0 && (ammunitionCapacity()>0);
	}

	@Override
	public void setAmmunitionType(final String ammo)
	{
		if(!(this instanceof Wand))
			setReadableText(ammo);
	}

	@Override
	public String ammunitionType()
	{
		return readableText();
	}

	@Override
	public int ammunitionRemaining()
	{
		return usesRemaining();
	}

	@Override
	public void setAmmoRemaining(int amount)
	{
		final int oldAmount=ammunitionRemaining();
		if(amount==Integer.MAX_VALUE)
			amount=20;
		setUsesRemaining(amount);
		if((oldAmount>0)
		&&(amount==0)
		&&(ammunitionCapacity()>0))
		{
			boolean recover=false;
			for(final Enumeration<Ability> a=effects();a.hasMoreElements();)
			{
				final Ability A=a.nextElement();
				if((A!=null)&&(!A.isSavable())&&(A.invoker()==null))
				{
					recover=true;
					delEffect(A);
				}
			}
			if(recover)
				recoverOwner();
		}
	}

	@Override
	public int ammunitionCapacity()
	{
		if(CMath.bset(phyStats().armor(),Weapon.MASK_MOAMMOFLAG))
			return (phyStats().armor()&Weapon.MASK_MOAMMOBITS) >> Weapon.MASK_MOAMMOSHFT;
		return ammoCapacity;
	}

	@Override
	public int rawAmmunitionCapacity()
	{
		return ammoCapacity;
	}

	@Override
	public void setAmmoCapacity(final int amount)
	{
		ammoCapacity = amount;
	}

	@Override
	public int value()
	{
		if((subjectToWearAndTear())&&(usesRemaining()<1000))
			return (int)Math.round(CMath.mul(super.value(),CMath.div(usesRemaining(),100)));
		return super.value();
	}

	@Override
	public boolean subjectToWearAndTear()
	{
		return((!requiresAmmunition())
			&&(!(this instanceof Wand))
			&&(usesRemaining()<=1000)
			&&(usesRemaining()>=0));
	}

	public void recoverOwner()
	{
		final ItemPossessor myOwner=owner;
		if(myOwner instanceof MOB)
		{
			((MOB)myOwner).recoverCharStats();
			((MOB)myOwner).recoverMaxState();
			((MOB)myOwner).recoverPhyStats();
		}
		else
		if(myOwner!=null)
			myOwner.recoverPhyStats();
	}
}
