Belot.FourEqualsCombination.CompareTo C# (CSharp) Метод

        public override int CompareTo( object combination )
        {
            if( !(combination is FourEqualsCombination) )
            {
                throw new InvalidOperationException( "Cannot compare FourEqualsCombination to an object of different type" );
            }

            int result = 0;

            FourEqualsCombination comb = combination as FourEqualsCombination;
            if( this.Points > comb.Points )
            {
                result = 1;
            }
            else if( this.Points < comb.Points )
            {
                result = -1;
            }
            else
            {
                // non-sequential combinations with equal points can be Q, K, 10, A
                int x = 0, y = 0;

                switch( this.Cards[0].CardType )
                {
                    case CardType.Ace:
                        x = 4;
                        break;
                    case CardType.Ten:
                        x = 3;
                        break;
                    case CardType.King:
                        x = 2;
                        break;
                    case CardType.Queen:
                        x = 1;
                        break;
                }

                switch( comb.Cards[0].CardType )
                {
                    case CardType.Ace:
                        y = 4;
                        break;
                    case CardType.Ten:
                        y = 3;
                        break;
                    case CardType.King:
                        y = 2;
                        break;
                    case CardType.Queen:
                        y = 1;
                        break;
                }

                if( x > y )
                    result = 1;
                else if( x < y )
                    result = -1;
            }
            return result;
        }