PersonnelRecords

gistfile1.txt

using System;

namespace PersonnelRecords
{
    internal class Program
    {
        static void Main(string[] args)
        {
            const string CommandAddDossier = "1";
            const string CommandShowDoissers = "2";
            const string CommandDeleteDossier = "3";
            const string CommandSearchLastName = "4";
            const string CommandExit = "5";

            string[] employeeNames = new string[0];
            string[] jobTitles = new string[0];

            string inputCommands;

            bool isWork = true;

            while (isWork)
            {
                Console.WriteLine($"{CommandAddDossier} - Добавить досье");
                Console.WriteLine($"{CommandShowDoissers} - Вывести все досье");
                Console.WriteLine($"{CommandDeleteDossier} - Удалить досье");
                Console.WriteLine($"{CommandSearchLastName} - Поиск по фамилии");
                Console.WriteLine($"{CommandExit} - Выход");

                inputCommands = Console.ReadLine();

                switch (inputCommands)
                {
                    case CommandAddDossier:
                        GetData(ref employeeNames, ref jobTitles);
                        break;

                    case CommandShowDoissers:
                        ShowEmployees(employeeNames, jobTitles);
                        break;

                    case CommandDeleteDossier:
                        CheckDelete(ref employeeNames, ref jobTitles);
                        break;

                    case CommandSearchLastName:
                        SearchLastName(employeeNames);
                        break;

                    case CommandExit:
                        CloseProgramm(ref isWork);
                        break;

                    default:
                        Console.WriteLine("Неверная команда. Попробуйте снова.");
                        break;
                }               
            }
        }

        static void GetData(ref string[] employeeNames, ref string[] jobTitles)
        {
            string newEmployee;
            string titlesNewEmployee;

            Console.Write("Введите ФИО нового сотрудника: ");
            newEmployee = Console.ReadLine();

            Console.Write("Введите должность нового сотрудника: ");
            titlesNewEmployee = Console.ReadLine();

            employeeNames = AddEmployee(employeeNames, newEmployee);
            jobTitles = AddEmployee(jobTitles, titlesNewEmployee);
        }

        static string[] AddEmployee(string[] array, string newElement)
        {
            string[] tempArray = new string[array.Length + 1];

            for (int i = 0; i < array.Length; i++)
            {
                tempArray[i] = array[i];
            }

            tempArray[array.Length] = newElement;

            return tempArray;
        }

        static void ShowEmployees(string[] employees, string[] titles)
        {
            if (employees.Length == 0)
                Console.WriteLine("Данных о сотрудниках нет.");
            else
                for (int i = 0; i < employees.Length; i++)
                {
                    Console.WriteLine($"{i + 1} {employees[i]} - {titles[i]}");
                }
        }

        static void CheckDelete(ref string[] employeeNames, ref string[] jobTitles)
        {
            if (employeeNames.Length == 0)
            {
                Console.WriteLine("Сотрудников нет.");

                return;
            }

            Console.Write("Введите порядковый номер сотрудника, которого хотите удалить: ");
            string input = Console.ReadLine();

            if (int.TryParse(input, out int numberEmployee))
            {
                if (numberEmployee < 1 || numberEmployee > employeeNames.Length)
                {
                    Console.WriteLine("Такого сотрудника нет.");
                }
                else
                {       
                    employeeNames = DeleteDossier(employeeNames, numberEmployee);
                    jobTitles = DeleteDossier(jobTitles, numberEmployee);
                    Console.WriteLine("Сотрудник удален.");
                }
            }
            else
            {
                Console.WriteLine("Ошибка. Введите корректный номер.");
            }
        }

        static string[] DeleteDossier(string[] array, int number)
        {
            string[] tempArray = new string[array.Length - 1];

            for (int i = 0; i < array.Length; i++)
            {
                if (i < number - 1)
                    tempArray[i] = array[i];
                else if (i > number - 1)
                    tempArray[i - 1] = array[i];
            }

            return tempArray;
        }

        static void SearchLastName(string[] employees)
        {
            bool isFound = false;

            string searchSurname;

            Console.Write("Введите фамилию сотрудника: ");
            searchSurname = Console.ReadLine();

            foreach (string fullName in employees)
            {
                string surname = fullName.Split(' ')[0];

                if (surname.ToLower() == searchSurname.ToLower())
                {
                    Console.WriteLine(fullName);

                    isFound = true;
                }
            }

            if (isFound == false)
            {
                Console.WriteLine($"Сотрудник с фамилией {searchSurname} не найден.");
            }
        }

        static bool CloseProgramm(ref bool isWork)
        {
            isWork = false;
            Console.WriteLine("Программа завершена.");
            return isWork;
        }
    }
}