LottoProject/WindowsFormsCore/Domain/NumberRow.cs

using System;

namespace WindowsFormsCore.Domain
{
    public class NumberRow
    {
        public NumberRow()
        {
            Created = DateTime.Now;
        }
        public string Id { get; set; }

        public byte Number0 { get; set; }
        public byte Number1 { get; set; }
        public byte Number2 { get; set; }
        public byte Number3 { get; set; }
        public byte Number4 { get; set; }
        public byte Number5 { get; set; }
        public byte Number6 { get; set; }
        public byte Number7 { get; set; }

        public DateTime Created { get; init; }

        public void NumbersToKey()
        {
            var arr = new[]
            {
                Number0,
                Number1,
                Number2,
                Number3,
                Number4,
                Number5,
                Number6,
                Number7
            };
            var longTmp = BitConverter.ToInt64(arr);
            Id = longTmp.ToString();
        }

        public void KeyToNumbers()
        {
            var arr = BitConverter.GetBytes(long.Parse(Id));
            Number0 = arr[0];
            Number1 = arr[1];
            Number2 = arr[2];
            Number3 = arr[3];
            Number4 = arr[4];
            Number5 = arr[5];
            Number6 = arr[6];
            Number7 = arr[7];
        }
    }
}