public Robot(ISurfaceGrid marsSurface, SurfacePosition position, SurfaceDirection direction)
{
Position = position;
Direction = direction;
_marsSurface = marsSurface ?? throw new ArgumentNullException(nameof(marsSurface));
IsLost = !_marsSurface.IsValidPosition(position);
}
public void Execute(IRobot robot, ISurfaceGrid surfaceGrid)
{
var newPosition = new SurfacePosition(robot.Position.Row, robot.Position.Column);
switch (robot.Direction)
{
case SurfaceDirection.Up:
newPosition.Row++;
break;
case SurfaceDirection.Left:
newPosition.Column--;
break;
case SurfaceDirection.Down:
newPosition.Row--;
break;
case SurfaceDirection.Right:
newPosition.Column++;
break;
default:
throw new ArgumentException(nameof(robot.Direction), "Direction is not supported: " + robot.Direction);
}
if (!surfaceGrid.IsDeadScentMovement(robot.Position, robot.Direction))
{
try
{
surfaceGrid.Move(robot.Position, robot.Direction);
}
finally
{
robot.SetPosition(newPosition);
}
}
}
public void Execute(IRobot robot, ISurfaceGrid surface)
{
switch (robot.Direction)
{
case SurfaceDirection.Up:
robot.SetDirection(SurfaceDirection.Right);
break;
case SurfaceDirection.Left:
robot.SetDirection(SurfaceDirection.Up);
break;
case SurfaceDirection.Down:
robot.SetDirection(SurfaceDirection.Left);
break;
case SurfaceDirection.Right:
robot.SetDirection(SurfaceDirection.Down);
break;
default:
throw new ArgumentException(nameof(robot.Direction), "Current direction is not supported");
}
}
