public Paths PathsFrom(BoardLocation location, int forPlayer)
{
var paths = new Paths();
var playerIdx = (Colours)forPlayer;
foreach (var dest in new[]
{
location.MoveRight(playerIdx, 2),
location.MoveLeft(playerIdx, 2),
})
{
if (dest != null)
{
var side = dest.X > location.X
? ChessMoveTypes.CastleKingSide
: ChessMoveTypes.CastleQueenSide;
paths.Add(new Path {
BoardMove.Create(location, dest, (int)side)
});
}
}
return(paths);
}
public Paths PathsFrom(BoardLocation location, int forPlayer)
{
var paths = new Paths();
var playerIdx = (Colours)forPlayer;
foreach (var dest in new[]
{
location.MoveForward(playerIdx),
location.MoveForward(playerIdx)?.MoveRight(playerIdx),
location.MoveRight(playerIdx),
location.MoveBack(playerIdx)?.MoveRight(playerIdx),
location.MoveBack(playerIdx),
location.MoveBack(playerIdx)?.MoveLeft(playerIdx),
location.MoveLeft(playerIdx),
location.MoveLeft(playerIdx)?.MoveForward(playerIdx)
})
{
if (dest != null)
{
paths.Add(new Path {
BoardMove.Create(location, dest, (int)ChessMoveTypes.KingMove)
});
}
}
return(paths);
}
public static BoardLocation KnightHorizontalMove(this BoardLocation location, Colours colour, bool forward, bool right) => location.MoveRight(colour, forward ? 2 : -2)?.MoveForward(colour, right ? 1 : -1);