using System;

using System.Collections.Generic;

using System.Linq;

​

public enum ExtractionOrder

{

    BottomUp,

    UpBottom

}

​

public class Configuration

{

    public int PrizeNumberPosition {get; set;}

    public int PrizeNumberInit {get; set;}

    public int PrizeNumberEnd {get; set;}

    public ExtractionOrder ExtractionOrder {get; set;}  

}

​

public class GenerationConfiguration

{

    public int SerialNumberInit {get; set;}

    public int SerialNumberQuantity {get; set;}

    public int SerialNumberSize {get; set;}

    public int OrderNumberQuantityPerSerie {get; set;}

    public int OrderNumberSize {get; set;}

    public int TotalQuantityOfNumbers {get; set;}

}

​

public class DrawConfiguration

{

    public DateTime LotteryDate {get; set;}

    public DateTime DrawDate {get; set;}

    public int NumberOfWinners {get; set;}

    public Configuration SerialNumberConfiguration {get; set;}  

    public Configuration OrderNumberConfiguration {get; set;}   

}

​

public class Base

{

    public GenerationConfiguration GenerationConfiguration {get; set;}

    public DrawConfiguration DrawConfiguration {get; set;}

}

public class Program

{   

    //Primeiro Algorítmo sem nome por enquanto

    public string FirstAlgoritm(List<string> numbers, Configuration configuration, int size)

    {

        //Tratamento para lista vazia

        if(!numbers.Any())

            return string.Empty;

        //Criar um resultado inicial vazio

        string resultNumber = string.Empty;

        //O range a ser capturado é conhecido, portanto loop FOR

        //Da posição inicial até a posição final (incluso)

        for(int i = configuration.PrizeNumberInit; i <= configuration.PrizeNumberEnd; i++)

        {

            //Pegar os números da "posição" atual, e inverter para equiparar com a regra de leitura japonesa

            var number = new string(numbers[i].Reverse().ToArray());

            //Concatenar o número presente na posição configurada ao resultado

            resultNumber += number[configuration.PrizeNumberPosition];

        }

        //Se a ordem de extração for invertida (BottomUp / Baixo para Cima), então inverter o resultado

        if(configuration.ExtractionOrder.Equals(ExtractionOrder.BottomUp))

            resultNumber = new string(resultNumber.Reverse().ToArray());

        return resultNumber;

    }

    public static void Main()

    {

        //Recursos a serem utilizados

        Base _base = new Base() //base por ser uma palavra reservada necessita do @ pra ser utilizada, mas vamos de _

        {

            GenerationConfiguration = new GenerationConfiguration()

            {

                SerialNumberInit = 0,

                SerialNumberQuantity = 100,

                SerialNumberSize = 2,

                OrderNumberQuantityPerSerie = 20000,

                OrderNumberSize = 5,

                TotalQuantityOfNumbers = 2000000

            },

            DrawConfiguration = new DrawConfiguration()

            {

                LotteryDate = DateTime.UtcNow.AddDays(1),

                DrawDate = DateTime.UtcNow,

                NumberOfWinners = 1,

                SerialNumberConfiguration = new Configuration()

                {

                    PrizeNumberPosition = 0,

                    PrizeNumberInit =  3,

                    PrizeNumberEnd = 4,

                    ExtractionOrder = ExtractionOrder.BottomUp

                },

                OrderNumberConfiguration = new Configuration()

                {

                    PrizeNumberPosition = 1,

                    PrizeNumberInit =  0,

                    PrizeNumberEnd = 4,

                    ExtractionOrder = ExtractionOrder.BottomUp

                }

​

            }

        };  

​

        List<string> numbers = new()

        {

            "37903",

            "17284",

            "75291",

            "01469",

            "29543"

        };

        //Instância da aplicação

        var program = new Program();

        //Uso do algorítmo

        var serialNumber = program.FirstAlgoritm(numbers, _base.DrawConfiguration.SerialNumberConfiguration, _base.GenerationConfiguration.SerialNumberSize);

        var orderNumber = program.FirstAlgoritm(numbers, _base.DrawConfiguration.OrderNumberConfiguration, _base.GenerationConfiguration.SerialNumberSize);

        //Resultado

        Console.WriteLine($"SerialNumber = {serialNumber} \nOrderNumber = {orderNumber}");

    }

}