C# 4060 code

// Decompiled with JetBrains decompiler
// Type: ConsoleApplication1.Program
// Assembly: ConsoleApplication23, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null
// MVID: A18F6558-40F5-4280-8E04-A8C1413E0298
// Assembly location: D:\dw\UIS_XML (1).exe

using System;
using System.IO;
using System.Xml;

namespace ConsoleApplication1
{
  internal class Program
  {
    private static Program.student Pridat()
    {
      Console.Write("Zadejte Jmeno: ");
      Program.student student;
      student.jmeno = Console.ReadLine();
      Console.Write("Zadejte Prijmeni: ");
      student.prijmeni = Console.ReadLine();
      Console.Write("Zadejte Obor: ");
      student.obor = Console.ReadLine();
      Console.Write("Zadejte Rok narozeni: ");
      student.rokNarozeni = int.Parse(Console.ReadLine());
      return student;
    }

    private static void vypisStudenta(Program.student[] studenti, int i)
    {
      Console.WriteLine(studenti[i].jmeno + " " + studenti[i].prijmeni + " " + studenti[i].obor + " " + (object) studenti[i].rokNarozeni + " ");
    }

    private static Program.student[] Vymazat(Program.student[] studenti, int pocet, int i)
    {
      for (int index = i; index < pocet - 1; ++index)
        studenti[index] = studenti[index + 1];
      studenti[pocet - 1] = studenti[pocet];
      return studenti;
    }

    private static void Vymazat2(ref Program.student[] studenti, int pocet, int i)
    {
      for (int index = i; index < pocet - 1; ++index)
        studenti[index] = studenti[index + 1];
      studenti[pocet - 1] = studenti[pocet];
    }

    private static void Uloz(Program.student[] studenti, int pocet)
    {
      using (StreamWriter streamWriter = new StreamWriter("soubor.txt"))
      {
        for (int index = 0; index < pocet; ++index)
          streamWriter.WriteLine(studenti[index].jmeno + "," + studenti[index].prijmeni + "," + studenti[index].obor + "," + (object) studenti[index].rokNarozeni);
        streamWriter.Flush();
      }
    }

    private static void UlozXML(Program.student[] studenti, int pocet)
    {
      using (XmlWriter xmlWriter = XmlWriter.Create("soubor.xml", new XmlWriterSettings()
      {
        Indent = true
      }))
      {
        xmlWriter.WriteStartDocument();
        xmlWriter.WriteStartElement("uis");
        for (int index = 0; index < pocet; ++index)
        {
          xmlWriter.WriteStartElement("student");
          xmlWriter.WriteAttributeString("jmeno", studenti[index].jmeno);
          xmlWriter.WriteAttributeString("prijmeni", studenti[index].prijmeni);
          xmlWriter.WriteAttributeString("obor", studenti[index].obor);
          xmlWriter.WriteAttributeString("rok", studenti[index].rokNarozeni.ToString());
          xmlWriter.WriteEndElement();
        }
        xmlWriter.WriteEndElement();
        xmlWriter.WriteEndDocument();
        xmlWriter.Flush();
      }
    }

    private static int Nacti(ref Program.student[] studenti)
    {
      int index = 0;
      using (StreamReader streamReader = new StreamReader("soubor.txt"))
      {
        string[] strArray1 = new string[4];
        while (!streamReader.EndOfStream)
        {
          string[] strArray2 = streamReader.ReadLine().Split(',');
          studenti[index].jmeno = strArray2[0];
          studenti[index].prijmeni = strArray2[1];
          studenti[index].obor = strArray2[2];
          studenti[index].rokNarozeni = int.Parse(strArray2[3]);
          ++index;
        }
      }
      return index;
    }

    private static int NactiXML(ref Program.student[] studenti)
    {
      int index = 0;
      using (XmlReader xmlReader = XmlReader.Create("soubor.xml"))
      {
        while (xmlReader.Read())
        {
          if (xmlReader.NodeType == XmlNodeType.Element && xmlReader.Name == "student")
          {
            studenti[index].jmeno = xmlReader.GetAttribute("jmeno");
            studenti[index].prijmeni = xmlReader.GetAttribute("prijmeni");
            studenti[index].obor = xmlReader.GetAttribute("obor");
            studenti[index].rokNarozeni = int.Parse(xmlReader.GetAttribute("rok"));
            ++index;
          }
        }
      }
      return index;
    }

    private static void Main(string[] args)
    {
      Program.student[] studenti = new Program.student[20];
      int pocet = 0;
      char lower;
      do
      {
        Console.Clear();
        Console.WriteLine("UIS v 1.0 - MENU");
        Console.WriteLine("------------------------");
        Console.WriteLine("Přidat studenta [p]");
        Console.WriteLine("Vypsat studenta [v]");
        Console.WriteLine("Vypsat studenty [w]");
        Console.WriteLine("Vymazat studenta [m]");
        Console.WriteLine("Ulozit do souboru csv [u]");
        Console.WriteLine("Ulozit do souboru XML [x]");
        Console.WriteLine("Nacist studenty csv [n]");
        Console.WriteLine("Nacist studenty XML [y]");
        Console.WriteLine("Ukončit program [k]");
        Console.Write("Zadejte akci: ");
        lower = char.ToLower(Console.ReadKey().KeyChar);
        switch ((int) lower - 107)
        {
          case 0:
            Console.Clear();
            Console.WriteLine("Nashledanou");
            break;
          case 2:
            Console.Clear();
            Console.WriteLine("UIS v 1.0 - Vymazani studenta");
            Console.WriteLine("------------------------");
            Console.Write("Zadejte index: ");
            int i1 = int.Parse(Console.ReadLine());
            studenti = Program.Vymazat(studenti, pocet, i1);
            --pocet;
            break;
          case 3:
            Console.Clear();
            Console.WriteLine("UIS v 1.0 - Nacteni studentu csv");
            Console.WriteLine("------------------------");
            pocet = Program.Nacti(ref studenti);
            Console.WriteLine("Nacteno");
            Console.ReadKey();
            break;
          case 5:
            Console.Clear();
            Console.WriteLine("UIS v 1.0 - Pridani studenta");
            Console.WriteLine("------------------------");
            studenti[pocet] = Program.Pridat();
            ++pocet;
            break;
          case 10:
            Console.Clear();
            Console.WriteLine("UIS v 1.0 - Ukladani studentu");
            Console.WriteLine("------------------------");
            Program.Uloz(studenti, pocet);
            Console.WriteLine("Ulozeno");
            Console.ReadKey();
            break;
          case 11:
            Console.Clear();
            Console.WriteLine("UIS v 1.0 - Vypsani studenta");
            Console.WriteLine("------------------------");
            Console.Write("Zadejte index: ");
            int i2 = int.Parse(Console.ReadLine());
            Program.vypisStudenta(studenti, i2);
            Console.ReadKey();
            break;
          case 12:
            Console.Clear();
            Console.WriteLine("UIS v 1.0 - Vypsani studentů");
            Console.WriteLine("------------------------");
            for (int i3 = 0; i3 < pocet; ++i3)
              Program.vypisStudenta(studenti, i3);
            Console.ReadKey();
            break;
          case 13:
            Console.Clear();
            Console.WriteLine("UIS v 1.0 - Ukladani studentu XML");
            Console.WriteLine("------------------------");
            Program.UlozXML(studenti, pocet);
            Console.WriteLine("Ulozeno");
            Console.ReadKey();
            break;
          case 14:
            Console.Clear();
            Console.WriteLine("UIS v 1.0 - Nacteni studentu XML");
            Console.WriteLine("------------------------");
            pocet = Program.NactiXML(ref studenti);
            Console.WriteLine("Nacteno");
            Console.ReadKey();
            break;
          default:
            Console.WriteLine("\nSpatna volba!");
            Console.ReadKey();
            break;
        }
      }
      while (lower != 'k');
    }

    private struct student
    {
      public string jmeno;
      public string prijmeni;
      public string obor;
      public int rokNarozeni;
    }
  }
}