LottoProject/WindowsFormsCore/Operations/Lotto.cs

using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Security.Cryptography;
using System.Text;
using System.Threading.Tasks;
using WindowsFormsCore.Domain;

namespace WindowsFormsCore
{
    public class Lotto
    {

        private List<LottoNum> numberBack;
        private List<Connect> numberDraw;

        #region Constants
        const decimal l00 = 0M;
        const decimal l01 = 10.286M;
        const decimal l02 = 20.572M;
        const decimal l03 = 30.858M;
        const decimal l04 = 41.144M;
        const decimal l05 = 51.430M;
        const decimal l06 = 61.716M;
        const decimal l07 = 72.002M;
        const decimal l08 = 82.288M;
        const decimal l09 = 92.574M;
        const decimal l10 = 102.860M;
        const decimal l11 = 113.146M;
        const decimal l12 = 123.432M;
        const decimal l13 = 133.718M;
        const decimal l14 = 144.004M;
        const decimal l15 = 154.290M;
        const decimal l16 = 164.576M;
        const decimal l17 = 174.862M;
        const decimal l18 = 185.148M;
        const decimal l19 = 195.434M;
        const decimal l20 = 205.720M;
        const decimal l21 = 216.006M;
        const decimal l22 = 226.292M;
        const decimal l23 = 236.578M;
        const decimal l24 = 246.864M;
        const decimal l25 = 257.150M;
        const decimal l26 = 267.436M;
        const decimal l27 = 277.722M;
        const decimal l28 = 288.008M;
        const decimal l29 = 298.294M;
        const decimal l30 = 308.580M;
        const decimal l31 = 318.866M;
        const decimal l32 = 329.152M;
        const decimal l33 = 339.432M;
        const decimal l34 = 349.721M;
        const decimal l35 = 360.000M;
        #endregion

        public Lotto(Random rnd)
        {
            InitLottoTables();
            Rnd = rnd;

        }

        private Random Rnd;

        public string[] RandomRad()
        {
            if (numberDraw.Count < numberBack.Count)
            {
                InitLottoTables();
            }

            var numberTable = new string[7];
            for (int i = 0; i < 7; i++)
            {
                numberTable[i] = DrawNewNumber();
            }

            return numberTable;

        }

        private string DrawNewNumber()
        {
            var number = RndFix(numberDraw.Min(x => x.PrimeNr), numberDraw.Max(x => x.PrimeNr));
            var drawn = numberDraw.Find(n => n.PrimeNr == number).ActLottoNr;
            numberBack.Find(b => b.ChoseNumber == drawn).Valid = false;
            var remobj = numberDraw.Find(n => n.PrimeNr == number);
            numberDraw.Remove(remobj);
            var newNr = 1;
            for (int x = 0; x < numberDraw.Count; x++)
            {
                numberDraw[x].PrimeNr = newNr++;
            }
            return drawn.ToString();
        }

        private int RndFix(int min, int max)
        {
            return Rnd.Next(min, max);
        }

        private void InitLottoTables()
        {
            numberBack = GenerateBaseTable();
            numberDraw = GenerateDrawTable();
        }

        private List<LottoNum> GenerateBaseTable()
        {
            var lottos = new List<LottoNum>();
            for (int i = 0; i < 35; i++)
            {
                lottos.Add(new LottoNum { ChoseNumber = i + 1, Valid = true });
            }
            return lottos;
        }

        private List<Connect> GenerateDrawTable()
        {
            var lottos = new List<Connect>();
            for (int i = 0; i < 35; i++)
            {
                lottos.Add(new Connect { PrimeNr = i + 1, ActLottoNr = i + 1 });
            }
            return lottos;
        }

        public int AntiCircularValue( int actValue)
        {
            var output = 0;

            decimal angleValue = GetNumberAngle(actValue);


            output = GetNumberByAngle(angleValue + 180M);

            return output;
        }

        public int GetNumberByAngle(decimal angle)
        {
            var result = 0;
            decimal lAngle = angle;

            while (result <= 0 || result == 99)
            {
                result = lAngle switch
                {
                    < l00 => -1,
                    >= l00 and <= l01 => 1,
                    > l01 and <= l02 => 2,
                    > l02 and <= l03 => 3,
                    > l03 and <= l04 => 4,
                    > l04 and <= l05 => 5,
                    > l05 and <= l06 => 6,
                    > l06 and <= l07 => 7,
                    > l07 and <= l08 => 8,
                    > l08 and <= l09 => 9,
                    > l09 and <= l10 => 10,
                    > l10 and <= l11 => 11,
                    > l11 and <= l12 => 12,
                    > l12 and <= l13 => 13,
                    > l13 and <= l14 => 14,
                    > l14 and <= l15 => 15,
                    > l15 and <= l16 => 16,
                    > l16 and <= l17 => 17,
                    > l17 and <= l18 => 18,
                    > l18 and <= l19 => 19,
                    > l19 and <= l20 => 20,
                    > l20 and <= l21 => 21,
                    > l21 and <= l22 => 22,
                    > l22 and <= l23 => 23,
                    > l23 and <= l24 => 24,
                    > l24 and <= l25 => 25,
                    > l25 and <= l26 => 26,
                    > l26 and <= l27 => 27,
                    > l27 and <= l28 => 28,
                    > l28 and <= l29 => 29,
                    > l29 and <= l30 => 30,
                    > l30 and <= l31 => 31,
                    > l31 and <= l32 => 32,
                    > l32 and <= l33 => 33,
                    > l33 and <= l34 => 34,
                    > l34 and <= l35 => 35,
                    _ => 99
                };
                if (result == -1) lAngle += 360;
                if (result == 99) lAngle -= 360;
            };

            return result;
        }

        public decimal GetNumberAngle(int LtNumber)
        {
            decimal res = 0;

            double nrSect = 360d / 35d;
            double angle = 2 + (LtNumber - 1) * nrSect;
            res = (decimal)angle;
            return res;
        }

    }

}