/// <summary>
/// Get the adjacent seats
/// </summary>
private IEnumerable <BoatSeat> GetAdjacentSeats(BoatSeat seat)
{
var result = seats.Where(x =>
x.Row == seat.Row - 1 && x.Column == seat.Column - 1 ||
x.Row == seat.Row - 1 && x.Column == seat.Column ||
x.Row == seat.Row - 1 && x.Column == seat.Column + 1 ||
x.Row == seat.Row && x.Column == seat.Column - 1 ||
x.Row == seat.Row && x.Column == seat.Column + 1 ||
x.Row == seat.Row + 1 && x.Column == seat.Column - 1 ||
x.Row == seat.Row + 1 && x.Column == seat.Column ||
x.Row == seat.Row + 1 && x.Column == seat.Column + 1);
return(result);
}
/// <summary>
/// Get the visible seats
/// </summary>
private IEnumerable <BoatSeat> GetVisibleSeats(BoatSeat seat)
{
var result = new List <BoatSeat>();
var leftDiagonalUp = seats.Where(x => x.Row < seat.Row && x.Column == seat.Column + (seat.Row - x.Row)).OrderByDescending(x => x.Row).FirstOrDefault();
var up = seats.Where(x => x.Row < seat.Row && x.Column == seat.Column).OrderByDescending(x => x.Row).FirstOrDefault();
var rightDiagonalUp = seats.Where(x => x.Row < seat.Row && x.Column == seat.Column - (seat.Row - x.Row)).OrderByDescending(x => x.Row).FirstOrDefault();
var left = seats.Where(x => x.Row == seat.Row && x.Column < seat.Column).OrderByDescending(x => x.Column).FirstOrDefault();
var right = seats.Where(x => x.Row == seat.Row && x.Column > seat.Column).OrderBy(x => x.Column).FirstOrDefault();
var leftDiagonalDown = seats.Where(x => x.Row > seat.Row && x.Column == seat.Column + (seat.Row - x.Row)).OrderBy(x => x.Row).FirstOrDefault();
var down = seats.Where(x => x.Row > seat.Row && x.Column == seat.Column).OrderBy(x => x.Row).FirstOrDefault();
var rightDiagonalDown = seats.Where(x => x.Row > seat.Row && x.Column == seat.Column - (seat.Row - x.Row)).OrderBy(x => x.Row).FirstOrDefault();
if (leftDiagonalUp != null)
{
result.Add(leftDiagonalUp);
}
if (up != null)
{
result.Add(up);
}
if (rightDiagonalUp != null)
{
result.Add(rightDiagonalUp);
}
if (left != null)
{
result.Add(left);
}
if (right != null)
{
result.Add(right);
}
if (leftDiagonalDown != null)
{
result.Add(leftDiagonalDown);
}
if (down != null)
{
result.Add(down);
}
if (rightDiagonalDown != null)
{
result.Add(rightDiagonalDown);
}
return(result);
}
