public void Remove(Hostile hostile)
{
if (ImmutableInterlocked.TryRemove(ref _hostiles, hostile.unit.Eid, out hostile))
{
_isDirty = true;
}
}
public Hostile GetHostile(Unit unit)
{
return(ImmutableInterlocked.GetOrAdd(ref _hostiles, unit.Eid, eid =>
{
var h = new Hostile(unit);
h.Updated += OnHostileThreatUpdated;
_isDirty = true;
return h;
}));
}
private bool TryMakeFreeLockSlotFor(Hostile hostile)
{
if (npc.HasFreeLockSlot)
{
return(true);
}
var weakestLock = npc.ThreatManager.Hostiles.SkipWhile(h => h != hostile).Skip(1).Select(h => npc.GetLockByUnit(h.unit)).LastOrDefault();
if (weakestLock == null)
{
return(false);
}
weakestLock.Cancel();
return(true);
}
private bool IsAttackable(Hostile hostile)
{
if (!hostile.unit.InZone)
{
return(false);
}
if (hostile.unit.States.Dead)
{
return(false);
}
if (!hostile.unit.IsLockable)
{
return(false);
}
if (hostile.unit.IsAttackable != ErrorCodes.NoError)
{
return(false);
}
if (hostile.unit.IsInvulnerable)
{
return(false);
}
if (npc.Behavior.Type == NpcBehaviorType.Neutral)
{
if (hostile.IsExpired)
{
return(false);
}
}
var isVisible = npc.IsVisible(hostile.unit);
if (!isVisible)
{
return(false);
}
return(true);
}
private void OnHostileThreatUpdated(Hostile hostile)
{
_isDirty = true;
}
