internal Position Check(GridSize gridSize)
{
if (_xCoordinate > -1 &&
_yCoordinate > -1 &&
gridSize.IsValid(_xCoordinate, _yCoordinate))
{
return(this);
}
return(Invalid);
}
internal Position Apply(GridSize gridSize, Position position)
{
foreach (var routeStep in _routeSteps)
{
position = position.Apply(routeStep)
.Check(gridSize);
if (position.Equals(Position.Invalid))
{
throw new InvalidRouteException();
}
}
return(position);
}
public static Arena From(GridSize gridSize, IEnumerable <Robot> robots)
{
return(new Arena(gridSize, robots));
}
private Arena(GridSize gridSize, IEnumerable <Robot> robots)
{
_gridSize = gridSize;
_robots = robots;
}
internal Position FollowRoute(GridSize gridSize)
{
return(_route.Apply(gridSize, _position));
}