19

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace egor
{
    class Program
    {
        static void Main(string[] args)
        {
            bool isOpen = true;
            string[] fullName = { "Обанин Виталий Андреевичь", "Киревичев Егор Николаевичь", "Гордиевских Виктория Андреевна" };
            string[] position = { "Програмист", "Повар", "Маркетолог" };
            string userInput;

            while (isOpen == true)
            {
                Console.WriteLine("1 - Добавить досье.\n2 - Вывести все досье.\n3 - Удолить досье.\n4 - Поиск по фамилии.\n5 - Выход");
                Console.WriteLine("Введите номер команды.");
                userInput = Console.ReadLine();

                switch (userInput)
                {
                    case "1":
                        Console.Write("Введите ФИО: ");
                        userInput = Console.ReadLine();
                        IncreaseArray(ref fullName, userInput);

                        Console.Write("Введите должность: ");
                        userInput = Console.ReadLine();
                        ExpandArray(ref position, userInput);
                        break;
                    case "2":
                        WithdrawAllDossiers(fullName, position);
                        break;
                    case "3":
                        for (int i = 0; i < fullName.Length; i++)
                        {
                            Console.Write((i + 1) + "." + fullName[i]);
                            Console.Write(" " + position[i]);
                            if (fullName.Length - 1 != i)
                            {
                                Console.Write(" - ");
                            }
                        }

                        Console.WriteLine("\nВведите номер досье которое хотите удалить. ");
                        int removableDossiers = Convert.ToInt32(Console.ReadLine()) - 1;
                        LessenArray(ref fullName, removableDossiers);
                        LessenArray(ref position, removableDossiers);
                        break;
                    case "4":
                        SearchByLastName(fullName, position);
                        break;
                    case "5":
                        isOpen = false;
                        break;
                }
            }
        }

        static void IncreaseArray(ref string[] receivedArray, string userInput)
        {
            string[] tempReceivedArray = new string[receivedArray.Length + 1];
            for (int i = 0; i < receivedArray.Length; i++)
            {
                tempReceivedArray[i] = receivedArray[i];
            }
            tempReceivedArray[tempReceivedArray.Length - 1] = userInput;
            receivedArray = tempReceivedArray;
        }



        static void WithdrawAllDossiers(string[] fullName, string[] position)
        {
            for (int i = 0; i < fullName.Length; i++)
            {
                Console.Write((i + 1) + "." + fullName[i]);
                Console.Write(" " + position[i]);
                if (fullName.Length - 1 != i)
                {
                    Console.Write(" - ");
                }
            }
            Console.WriteLine();
        }


        static void LessenArray(ref string[] receivedArray, int removableDossiers)
        {
            string[] tempReceivedArray = new string[receivedArray.Length - 1];
            for (int i = 0; i < removableDossiers; i++)
            {
                tempReceivedArray[i] = receivedArray[i];
            }
            for (int i = removableDossiers; i < tempReceivedArray.Length; i++)
            {
                tempReceivedArray[i] = receivedArray[i + 1];
            }
            receivedArray = tempReceivedArray;
        }

        static void SearchByLastName(string[] fullName, string[] position)
        {
            bool isOpen = true;
            string userUnput = Console.ReadLine(); ;
            string surname = "";
            while (isOpen == true)
            {
                for (int i = 0; i < fullName.Length - 1; i++)
                {
                    string a = fullName[i];
                    for (int j = 0; j < a.Length - 1; j++)
                    {
                        if (a[j] == ' ')
                        {
                            break;
                        }
                        surname += Convert.ToString(a[j]);
                    }
                    if (userUnput == surname)
                    {
                        Console.WriteLine(fullName[i] + " - " + position[i]);
                        isOpen = false;
                    }
                    else if (i == fullName.Length - 1)
                    {
                        Console.WriteLine("Такой фамилии нет");
                        isOpen = false;
                    }

                    surname = "";
                }
            }
        }
    }
}