A sample implementation of the Enumeration pattern

EnumerationSample.cs

public abstract class PoolType : ValueObject
{
    public static readonly PoolType Quant = new QuantPoolType();
    public static readonly PoolType Verbal = new VerbalPoolType();
    public static readonly PoolType IR = new IRPoolType();
    public static readonly PoolType Awa = new AwaPoolType();
    public static readonly PoolType[] AllTypes = { Quant, Verbal, IR, Awa };

    public abstract int Id { get; }
    public abstract int Size { get; }
    public abstract bool EnemyListsSupported { get; }
    public abstract bool ScaledScoresLookupSupported { get; }
    public abstract bool ScriptsCanRepeatBetweenSessions { get; }
    public abstract string StringRepresentation { get; }


    public static PoolType FromId(int id)
    {
        Maybe<PoolType> poolType = AllTypes.SingleOrDefault(x => x.Id == id);
        return poolType.GetValueOrThrow($"Invalid pool type id: '{id}'");
    }


    public static Maybe<PoolType> FromString(string str)
    {
        return AllTypes.SingleOrDefault(x => x.StringRepresentation.EqualsIgnoreCase(str));
    }


    public abstract (double min, double max) GetStartingThetaRange();


    protected override IEnumerable<object> GetEqualityComponents()
    {
        yield return Id;
    }


    private sealed class QuantPoolType : PoolType
    {
        public override int Id => 187;
        public override int Size => 31;
        public override bool EnemyListsSupported => true;
        public override bool ScaledScoresLookupSupported => false;
        public override bool ScriptsCanRepeatBetweenSessions => true;
        public override string StringRepresentation => "Q";
        public override (double min, double max) GetStartingThetaRange() => (0.767, 1.767);
    }


    private sealed class VerbalPoolType : PoolType
    {
        public override int Id => 188;
        public override int Size => 36;
        public override bool EnemyListsSupported => true;
        public override bool ScaledScoresLookupSupported => false;
        public override bool ScriptsCanRepeatBetweenSessions => true;
        public override string StringRepresentation => "V";
        public override (double min, double max) GetStartingThetaRange() => (-0.442, 0.558);
    }


    private sealed class IRPoolType : PoolType
    {
        public override int Id => 211;
        public override int Size => 12;
        public override bool EnemyListsSupported => false;
        public override bool ScaledScoresLookupSupported => true;
        public override bool ScriptsCanRepeatBetweenSessions => false;
        public override string StringRepresentation => "IR";
        public override (double min, double max) GetStartingThetaRange() => (0, 0);
    }


    private sealed class AwaPoolType : PoolType
    {
        public override int Id => 186;
        public override int Size => 1;
        public override bool EnemyListsSupported => false;
        public override bool ScaledScoresLookupSupported => false;
        public override bool ScriptsCanRepeatBetweenSessions => true;
        public override string StringRepresentation => "Awa";
        public override (double min, double max) GetStartingThetaRange() => (0, 0);
    }
}