private int GetOppositeX(Clue clue)
{
int length = clue.Length;
int x = clue.X;
int y = clue.Y;
Direction direction = clue.Direction;
switch (direction)
{
case Direction.East:
case Direction.NorthEast:
case Direction.SouthEast: return(x + length - 1);
default: return(x);
}
}
private List <Clue> ExtractOppositeClues(List <Clue> targetClues)
{
List <Clue> clues = new List <Clue>();
targetClues.ForEach(targetClue => {
List <int> clueCharacters = new List <int>();
clueCharacters.AddRange(targetClue.Characters);
clueCharacters.Reverse();
Direction direction = GetOppositeDirection(targetClue.Direction);
int x = GetOppositeX(targetClue);
int y = GetOppositeY(targetClue);
Clue clue = new Clue(Guid.NewGuid(), clueCharacters, direction, x, y);
targetClue.Opposite = clue;
clue.Opposite = targetClue;
clues.Add(clue);
});
return(clues);
}