public static int Row(this IBoardingPass boardingPass)
{
if (boardingPass == null)
{
throw new ArgumentNullException(nameof(boardingPass));
}
if (boardingPass.IsValid() == false)
{
throw new ArgumentException(nameof(boardingPass));
}
return(CalculateRowPosition(boardingPass));
}
public static int SeatId(this IBoardingPass boardingPass)
{
if (boardingPass == null)
{
throw new ArgumentNullException(nameof(boardingPass));
}
if (boardingPass.IsValid() == false)
{
throw new ArgumentException(nameof(boardingPass));
}
// (row x 8) + col
return((Row(boardingPass) * 8) + Column(boardingPass));
}
