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

namespace BeAUserSync.AD
{
    class SHUAD
    {
        DirectoryEntry di;
        string ldapServer = "";
        string userName = "";
        string password = "";
        string AuthType = "";
        string filter = "";
      
        public string ErrorMessage = "";

       
        public  bool Connect_to_Server()
        {
            ldapServer = Properties.Settings.Default.LDAPServer;
            userName = Properties.Settings.Default.UserName;
            password = Properties.Settings.Default.Password;
            AuthType = Properties.Settings.Default.AutheticationType;
            Console.WriteLine(ldapServer);
            Console.WriteLine(userName);

            try
            {
                AuthenticationTypes authenticationType = (AuthenticationTypes)Enum.Parse(typeof(AuthenticationTypes), this.AuthType);

                //di = new DirectoryEntry(ldapServer, userName, password,atype);

                if (userName !="")
                {
                    if (password == "")
                    {
                        Console.Write("Passwort für User:" + userName);
                        password = Console.ReadLine();
                    };
                    //di = new DirectoryEntry(ldapServer, userName, password,atype);
                    di = new DirectoryEntry(ldapServer, userName, password, authenticationType);
                    return true;
                }
                else
                {
                    di = new DirectoryEntry(ldapServer);
                    return false;
                }
               
            }
            catch (Exception ex)
            {
                ErrorMessage = ex.Message;
                return false;
            }
        }

        public string get_mail_from_user(string userid)
        {

            try
            { 
            string email = "";
            DirectorySearcher searcher = new DirectorySearcher(di);
            searcher.Filter = "(" + Properties.Settings.Default.LoginAttribute + "=" + userid + ")";
            //searcher.Filter = "(uid="+userid+")";
            //searcher.Filter = "(SAMAccountName = " + userid + ")";
            searcher.PropertiesToLoad.Add(Properties.Settings.Default.emailattribute);
            SearchResult rc = searcher.FindOne();
            try
            {
                email = rc.Properties[Properties.Settings.Default.emailattribute][0].ToString();
                return email;
            }
            catch (Exception ex)
            {
                //Console.WriteLine(ex.Message);
                return "";
            }
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.Message);
                return "";
            }
        }

    }
}