practice/WebApi/Model/FigureMover.cs

namespace WebApplication1
{
    public static class FigureMover
    {
        public static readonly int FieldYMin = 0;
        public static readonly int FieldYMax = 7;
        public static readonly int FieldXMin = 0;
        public static readonly int FieldXMax = 7;

        public static bool Move(Figure figure)
        {
            if (figure.FigureType == 1)
            {
                return h_MoveSimple(figure);
            }
            return false;
        }

        private static bool h_MoveSimple(Figure figure)
        {
            bool bDirectionUp = false;
            if (figure.FigureColor == 1)
            {
                bDirectionUp = true;
            }
            int iInc = bDirectionUp ? 1 : -1;
            figure.PosY += iInc;
            if (figure.PosY < FieldYMin)
            {
                figure.PosY = FieldYMin;
                return false;
            }
            if (figure.PosY > FieldYMax)
            {
                figure.PosY = FieldYMax;
                return false;
            }
            return true;
        }
    }
}