using Microsoft.Win32;
using System;
using System.Text;

namespace CapaDeNegocio
{
    public class ClavesDeRegistroClase
    {
        public string GetRegKeys(string clave, string valClave, string ValueClave)
        {
            string _GetRegKeys = "";
            try
            {
                RegistryKey SOFTWARE = Registry.CurrentUser.OpenSubKey("SOFTWARE", true);
                try
                {
                    RegistryKey DIIISS = SOFTWARE.OpenSubKey("DIIISS", true);
                    if (DIIISS == null) {
                        DIIISS = SOFTWARE.CreateSubKey("DIIISS", true);
                    }
                    try
                    {
                        RegistryKey GMT = DIIISS.OpenSubKey("GMT", true);
                        if (GMT == null)
                        {
                            GMT = DIIISS.CreateSubKey("GMT", true);
                        }
                        try
                        {
                            RegistryKey SisAdmin = GMT.OpenSubKey("SisAdmin", true);
                            if (SisAdmin == null)
                            {
                                SisAdmin = GMT.CreateSubKey("SisAdmin", true);
                            }
                            try
                            {
                                RegistryKey Xclave = SisAdmin.OpenSubKey(clave, true);
                                if (Xclave == null)
                                {
                                    Xclave = SisAdmin.CreateSubKey(clave, true);
                                }

                                if (ValueClave != "")
                                {
                                    Xclave.SetValue(valClave, ValueClave);
                                }

                                _GetRegKeys = Xclave.GetValue(valClave) == null? "":Xclave.GetValue(valClave).ToString();
                                Xclave.Close();
                            }
                            catch
                            {
                                RegistryKey Xclave = SisAdmin.CreateSubKey(clave, true);
                            }
                            SisAdmin.Close();
                        }
                        catch
                        {
                            RegistryKey SisAdmin = GMT.CreateSubKey("SisAdmin", true);
                        }
                        GMT.Close();
                    }
                    catch
                    {
                        RegistryKey GMT = DIIISS.CreateSubKey("GMT", true);
                    }

                    DIIISS.Close();
                }
                catch
                {
                    RegistryKey DIIISS = SOFTWARE.CreateSubKey("DIIISS",true);
                }

                SOFTWARE.Close();
            }
            catch
            {
                RegistryKey SOFTWARE = Registry.CurrentUser.CreateSubKey("SOFTWARE");
            }
            return _GetRegKeys;
        }
    }
}