public virtual bool CanMove(Robot robot)
{
if (_position == robot)
return true;
return Routes.Any(route => route.CanNavigate(_position, robot));
}
public virtual bool MoveTo(Robot robot)
{
if (!CanMove(robot))
return false;
_position = robot;
return true;
}
public bool CanNavigate(Robot robot1, Robot robot2)
{
// routes are bi-directionally navigatable
return ((Robot1 == robot1 && Robot2 == robot2) || (Robot1 == robot2 && Robot2 == robot1)) && !IsBlocked;
}
public Route(Robot robot1, Robot robot2)
{
Robot1 = robot1;
Robot2 = robot2;
}
public override bool CanMove(Robot robot) => false;
public override bool MoveTo(Robot robot) => false;
public bool IsPositionedAt(Robot robot)
{
return _position == robot;
}
public Cart(Robot startPosition, params Route[] routes)
{
Routes = routes;
_position = startPosition;
}
public override bool MoveTo(Robot robot)
{
_position = Choose(Routes.SelectMany(route => new[] { route.Robot1, route.Robot2 }));
return true;
}