public Position Execute(Position currentPosition, IPositionValidator positionValidator)
{
if (currentPosition == null)
{
return(currentPosition);
}
Position newPosition = new Position(currentPosition);
newPosition.X = currentPosition.X + XCoordChanges[currentPosition.Facing];
newPosition.Y = currentPosition.Y + YCoordChanges[currentPosition.Facing];
if (!positionValidator.Validate(newPosition))
{
return(currentPosition);
}
return(newPosition);
}
public Position Execute(Position currentPosition, IPositionValidator positionValidator)
{
try
{
Position newPosition = new Position
{
Facing = GetDirectionParameter(),
X = GetXParameter(),
Y = GetYParameter()
};
if (!positionValidator.Validate(newPosition))
{
return(currentPosition);
}
return(newPosition);
}
catch
{
return(currentPosition);
}
}