Esempio n. 1
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 private bool IsSquareEmpty(Square square)
 {
     return Board[square.X][square.Y] == null;
 }
Esempio n. 2
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 private bool PlayerHasCheckerOnSquare(Player player, Square square)
 {
     var checker = Board[square.X][square.Y];
     return checker != null && (player != null ? checker.Player == player : checker.Player != null);
 }
Esempio n. 3
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        public MoveValidation IsValidMove(Move move)
        {
            var result = new MoveValidation();

            if (!move.From.IsValidSquare() || !move.To.IsValidSquare()) return result;
            if (!PlayerHasCheckerOnSquare(move.Player, move.From)) return result;
            if (!IsSquareEmpty(move.To)) return result;

            // Check if an actual move was sent
            var deltaX = move.From.X - move.To.X;
            var deltaY = move.From.Y - move.To.Y;
            if (deltaX == 0 || deltaY == 0) return result;
            if (Math.Abs(deltaX) != Math.Abs(deltaY)) return result;

            if (Math.Abs(deltaX) == 2)
            {
                // Attempted a jump
                var jumpedSquare = new Square((move.From.X + move.To.X)/2, (move.From.Y + move.To.Y)/2);
                var jumpedChecker = Board[jumpedSquare.X][jumpedSquare.Y];
                if (jumpedChecker == null) return result;
                if (jumpedChecker.Player == move.Player) return result;

                result.JumpedChecker = jumpedChecker;
                result.JumpedSquare = jumpedSquare;
            }
            else if (Math.Abs(deltaX) != 1) return result;
            else if (PlayerHasJumpAvailable(move.Player)) return result;

            var checker = Board[move.From.X][move.From.Y];
            if (!checker.IsKinged)
            {
                if (move.Player == Player.PlayerOne && deltaY > 0) return result;
                if (move.Player == Player.PlayerTwo && deltaY < 0) return result;
            }

            result.IsValid = true;
            return result;
        }