public static List <Entity> AttackableEntitiesInRange(this Entity entity)
{
var squad = entity.GetModule <SquadMember>().Squad;
var pos = entity.GetComponent <HexPosComp>().Position;
var weapon = entity.GetComponent <WeaponComp>();
// TODO: consider height diff!
var gem = ServiceLocator.Instance.GetService <IEntityManager>();
return(gem.GetEntities(e =>
e.IsAttackable() &&
e.GetModule <SquadMember>().Squad != squad &&
HexFun.Distance(e.GetComponent <HexPosComp>().Position, pos) <= weapon.range
).ToList());
}