using System;

public class Program

{

    public static void Main()

    {

        string[] reference = {"a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k", "l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v", "w", "x", "y", "z"};

        string[] rotor1 = {"a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k", "l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v", "w", "x", "y", "z"};

        string[] rotor1b = {"w", "k", "d", "t", "x", "q", "b", "v", "n", "g", "m", "z", "a", "j", "c", "s", "y", "r", "h", "e", "f", "u", "p", "i", "l", "o"};

        string[] rotor2 = {"a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k", "l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v", "w", "x", "y", "z"};

        string[] rotor2b = {"e", "f", "a", "v", "p", "t", "h", "k", "n", "u", "d", "l", "r", "y", "o", "b", "s", "c", "g", "j", "x", "i", "q", "w", "z", "m"};

​

        string[] rotor3 = {"a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k", "l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v", "w", "x", "y", "z"};

        string[] rotor3b = {"z", "m", "c", "w", "g", "s", "v", "b", "h", "t", "p", "y", "i", "l", "a", "j", "x", "f", "k", "d", "q", "r", "u", "o", "e", "n"};

​

        char[] message = new char[100];

        string userInput;

        int rotations1 = 0;

        int rotations2 = 0;

        int rotations3 = 0;

        string[] key = {"a","b","c"};

        Console.WriteLine($"Kod: {key[0]}{key[1]}{key[2]}\n\n");

        /*------------------------------------------------------------------------------------------------------------------------*/

        while(rotor1[0] != key[0])

        {

            rotateSetup(ref rotor1);

        }

        while(rotor2[0] != key[1])

        {

            rotateSetup(ref rotor2);

        }

        while(rotor3[0] != key[2])

        {

            rotateSetup(ref rotor3);

        }

        /*------------------------------------------------------------------------------------------------------------------------*/

        write(rotor1, rotor1b, 1);

        write(rotor2, rotor2b, 2);

        write(rotor3, rotor3b, 3);

        read(ref message, out userInput);

        //__//

        cipher(userInput, message, reference, ref  rotor1, ref  rotor1b, ref  rotations1, ref rotor2, ref  rotor2b, ref rotations2, ref rotor3, ref rotor3b, ref rotations3);

    }

    static void rotateSetup(ref string[] rotor1)

    {

        string rotorFirst = rotor1[0];

        for(int i = 0; i < rotor1.Length-1; i++)

        {

            rotor1[i] = rotor1[i+1];

        }

        rotor1[rotor1.Length-1] = rotorFirst;

    }

    static void rotate1(ref string[] rotor1, ref string[] rotor1b, ref int rotations1, ref string[] rotor2, ref string[] rotor2b, ref int rotations2, ref string[] rotor3, ref string[] rotor3b, ref int rotations3)

    {

        string rotorFirst = rotor1[0];

        for(int i = 0; i < rotor1.Length-1; i++)

        {

            rotor1[i] = rotor1[i+1];

        }

        rotor1[rotor1.Length-1] = rotorFirst;

        string rotorFirstb = rotor1b[0];

        for(int i = 0; i < rotor1b.Length-1; i++)

        {

            rotor1b[i] = rotor1b[i+1];

        }

        rotor1b[rotor1b.Length-1] = rotorFirst;

        rotations1++;

        if(rotations1 == rotor1.Length)

        {

            rotate2(ref rotor2, ref rotor2b, ref rotations2, ref rotor3, ref rotor3b, ref rotations3);

        }

    }

    static void rotate2(ref string[] rotor2, ref string[] rotor2b, ref int rotations2, ref string[] rotor3, ref string[] rotor3b, ref int rotations3)

    {

        string rotorFirst = rotor2[0];

        for(int i = 0; i < rotor2.Length-1; i++)

        {

            rotor2[i] = rotor2[i+1];

        }

        rotor2[rotor2.Length-1] = rotorFirst;

        string rotorFirstb = rotor2b[0];

        for(int i = 0; i < rotor2b.Length-1; i++)

        {

            rotor2b[i] = rotor2b[i+1];

        }

        rotor2b[rotor2b.Length-1] = rotorFirst;

        rotations2++;

        if(rotations2 == rotor2.Length)

        {

            rotate3(ref rotor3, ref rotations3);

        }

    }

    static void rotate3(ref string[] rotor1, ref int rotations)

    {

        string rotorFirst = rotor1[0];

        for(int i = 0; i < rotor1.Length-1; i++)

        {

            rotor1[i] = rotor1[i+1];

        }

        rotor1[rotor1.Length-1] = rotorFirst;

        rotations++;

    }

    static void write(string[] rotor, string[] rotorb, int num)

    {

        Console.WriteLine($"rotor {num}:  ");

            for(int i = 0; i < rotor.Length-1; i++)

        {

            Console.WriteLine($"Position {i}, värde a: {rotor[i]}, värde b: {rotorb[i]}");

        }

            Console.WriteLine($"Position {rotor.Length-1}, värde a: {rotor[rotor.Length-1]}, värde b: {rotorb[rotorb.Length-1]}\n\n");

    }

    static void read(ref char[] message, out string userInput) 

    {

        userInput = Console.ReadLine();

        for(int i = 0; i < userInput.Length; i++)

        {

            message[i] = userInput[i];

        }

        for(int j = 0; j < userInput.Length; j++)

        {

            Console.WriteLine(message[j]);

        }

    }

    static string cipher (string userInput, char[] message, string[] reference, ref string[] rotor1, ref string[] rotor1b, ref int rotations1, ref string[] rotor2, ref string[] rotor2b, ref int rotations2, ref string[] rotor3, ref string[] rotor3b, ref int rotations3)

    {

        int[] indexReference = new int [userInput.Length];

        int[] indexRotor1 = new int [userInput.Length];

        int[] indexRotor1b = new int [userInput.Length];

        int[] indexRotor2 = new int [userInput.Length];

        int[] indexRotor2b = new int [userInput.Length];

        int[] indexRotor3 = new int [userInput.Length];

        int[] indexRotor3b = new int [userInput.Length];

        for(int i = 0; i < userInput.Length; i++)

        {

            indexReference[i] = Array.IndexOf(reference, message[i]);

            Console.WriteLine("Refernece properly indexed");

        }

        for(int i = 0; i < userInput.Length; i++)

        {

            indexRotor1[i] = indexReference[i];

            Console.WriteLine("Rotor1 properly indexed");

​

        }

        for(int i = 0; i < userInput.Length; i++)

        {

            indexRotor1b[i] = Array.IndexOf(rotor1b, rotor1[indexRotor1[i]]);

            Console.WriteLine("Rotor1b properly indexed");

        }

        for(int i = 0; i < userInput.Length; i++)

        {

            indexRotor2[i] = indexRotor1b[i];

            Console.WriteLine("Rotor2 properly indexed");

​

        }

        return reference[0];

    }

}