public static IEnumerable<Chuzzle> GetVerticalLineChuzzles(int x, ChuzzleType chuzzleType,
IEnumerable<Chuzzle> chuzzles)
{
var enumerable = chuzzles as IList<Chuzzle> ?? chuzzles.ToList();
var firstChuzzle = enumerable.FirstOrDefault(c => c.Real.x == x && c.Type == chuzzleType);
if (firstChuzzle != null)
{
var secondChuzzle =
enumerable.FirstOrDefault(
c =>
c.Type == firstChuzzle.Type &&
(c.Current == firstChuzzle.Current.Top || c.Current == firstChuzzle.Current.Bottom));
if (secondChuzzle != null)
{
return new List<Chuzzle> {firstChuzzle, secondChuzzle};
}
return new List<Chuzzle> {firstChuzzle};
}
return new List<Chuzzle>();
}
public static IEnumerable<Chuzzle> GetHorizontalLineChuzzles(int y, ChuzzleType chuzzleType,
IEnumerable<Chuzzle> chuzzles)
{
var enumerable = chuzzles as IList<Chuzzle> ?? chuzzles.ToList();
var firstChuzzle = enumerable.FirstOrDefault(x => x.Real.y == y && x.Type == chuzzleType);
if (firstChuzzle != null)
{
var secondChuzzle =
enumerable.FirstOrDefault(
c =>
c.Type == firstChuzzle.Type &&
(c.Current == firstChuzzle.Current.Left || c.Current == firstChuzzle.Current.Right));
if (secondChuzzle != null)
{
return new List<Chuzzle> {firstChuzzle, secondChuzzle};
}
return new List<Chuzzle> {firstChuzzle};
}
return new List<Chuzzle>();
}
