private bool AddToTable(Ship ship, out string error)
{
var currentItem = _shipConfig.Peek();
if (!ShipValidator.IsValid(_currentPoints, currentItem.Item2, ship, out error))
{
return false;
}
var shipActor = Context.ActorOf(Props.Create(() => new ShipActor(ship, _gameToken)));
_ships.Add(ship);
foreach (var point in ship.Points)
{
_pointActors[point] = shipActor;
_currentPoints[_currentPoints.IndexOf(point)] = point;
}
error = null;
return true;
}
public ShipActor(Ship ship, Guid gameToken)
{
_gameToken = gameToken;
_points = new HashSet<Point>(ship.Points);
Receive<Message.Missile>(message => message.GameToken == _gameToken, message =>
{
_points.Remove(message.Point);
var point = PointHasHit(message.Point);
if (_points.Count == 0)
{
Context.Parent.Tell(new Message.ShipDestroyed(Guid.Empty, _gameToken, point), Self);
Become(Destroyed);
}
else
{
Context.Parent.Tell(new Message.PartOfTheShipDestroyed(Guid.Empty, _gameToken, point), Self);
}
});
}
public static bool IsValid(IReadOnlyList<Point> allPoints, int currentShipLength, Ship ship, out string error)
{
if (ship.Length != currentShipLength)
{
error = "The given ship length is not " + currentShipLength;
return false;
}
if (allPoints.Where(d => d.HasShip).Intersect(ship.Points).Any())
{
error = "The given ship overlaps with the existing ship.";
return false; // point already exists
}
if (ship.Points.Any(point => HasShipNextDoor(allPoints, point)))
{
error = "The ship is next to another ship.";
return false;
}
error = null;
return true;
}
public ShipPosition(Guid token, Guid gameToken, Ship ship)
: base(token, gameToken)
{
Ship = ship;
}