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

using System.Diagnostics;
using System.Globalization;
using System.IO;
using System.Reflection;
using System.Runtime.CompilerServices;
using System.Security;
using Microsoft.VisualBasic;
using System.DirectoryServices;
using BeAUserSync.AD;
using System.DirectoryServices.Protocols;
using System.Data;


// Parameter
// ADTest - Test von AD-Zugriffen
// NoAD - Update E-Mail-Adresse mit TGNummer+@tkb.ch
// Normal - Update - E-Mail-Adresse über AD

namespace BeAUserSync
{
    class Program
    {
        private const string CONFIG_ITEM_DIRECTORY = @"ConfigurationItems\";
        private const string AD_CONFIGURATION_ITEM_NAME = "ActiveDirectory";
        private static db database = new db();
        private static db adlog = new db();
        static string dataselect = "";

        string s = "";
        static void Main(string[] args)
        {
            dataselect = Properties.Settings.Default.Dataselect;
            if (dataselect != "")
            {
                dataselect = "Select top " + dataselect + " Personalnr, TGNummer, EMail from personal where aktiv=1 and isnull(tgnummer,'')<>''";

            }
            else
            {
                dataselect = "Select Personalnr, TGNummer, EMail from personal where aktiv = 1 and isnull(tgnummer,'')<>''";
            }
            Console.WriteLine(dataselect);

            string arg = "";
            if (args.Length != 0)
            {
                arg = args[0];
                if (arg != "ADTest" && arg != "NoAD" && arg != "Normal")
                {
                    Console.WriteLine("Fehlerhafte Argumente - möglich sind:");
                    Console.WriteLine("ADTest - Kommandozeilen-Test für AD-Zugriffe");
                    Console.WriteLine("NoAD - DB-Update ohne AD - Email aus TGNummer und @tkb.ch");
                    Console.WriteLine("Normal - E-Mail-Bezug aus AD");
                    string res = "";
                    res = Console.ReadLine();
                    return;
                }
                switch (arg)
                {
                    case "ADTest":

                        SHUAD sad = new SHUAD();
                        if (sad.Connect_to_Server() == true)
                        {
                            Console.WriteLine("Connection OK");
                        }
                        else
                        {
                            Console.WriteLine("Connection NOK");
                            Console.WriteLine(sad.ErrorMessage);

                        }
                        string user = "";
                        Console.WriteLine("UserID:");
                        user = Console.ReadLine();
                        while (user != "")
                        {
                            try
                            {
                                Console.WriteLine(sad.get_mail_from_user(user));
                                Console.WriteLine("");
                                Console.WriteLine("UserID:");
                                user = Console.ReadLine();
                            }
                            catch (Exception ex)
                            {
                                Console.WriteLine(ex.Message);
                                user = "";
                                user = Console.ReadLine();
                            }
                        }
                        break;
                    case "NoAD":
                        adlog.Get_Tabeldata_for_Update("Select * from adlog where id=-1");
                        Log_Insert("Start Abgleich");
                       
                        database.Get_Tabeldata_for_Update(dataselect);
                        foreach (DataRow dr in database.dsdaten.Tables[0].Rows)
                        {
                            string email = "";
                            email = dr["tgnummer"].ToString() + "@tkb.ch";
                            if (email != "" && email != dr["email"].ToString())
                            {
                                dr["email"] = email;
                                Log_Insert(dr["tgnummer"].ToString() + " - " + email);
                            }
                        }
                        database.Update_Tabeldata();
                        Log_Insert("Ende Abgleich");
                        adlog.Update_Tabeldata();
                        break;
                    default:
                        SHUAD ad = new SHUAD();
                        if (ad.Connect_to_Server() != true)
                        {
                            Console.WriteLine("Connection NOK");
                            return;
                        }
                        adlog.Get_Tabeldata_for_Update("Select * from adlog where id=-1");
                        Log_Insert("Start Abgleich");
                        
                        database.Get_Tabeldata_for_Update(dataselect);
                        foreach (DataRow dr in database.dsdaten.Tables[0].Rows)
                        {
                            string email = "";
                            Console.WriteLine(dr["tgnummer"]);
                            email = ad.get_mail_from_user(dr["tgnummer"].ToString());
                            if (email != "" && email != dr["email"].ToString())
                            {
                                dr["email"] = email;
                                Log_Insert(dr["tgnummer"].ToString() + " - " + email);
                            }
                            else
                            {
                                if (email == "")
                                {
                                    Log_Insert(dr["tgnummer"].ToString() + " - kein AD-Eintrag");
                                }
                            }
                        }
                        database.Update_Tabeldata();
                        Log_Insert("Ende Abgleich");
                        adlog.Update_Tabeldata();
                        break;
                }
            }

        }

        static void Log_Insert(string logentry)
        {
            DataRow dr = adlog.dsdaten.Tables[0].NewRow();
            dr["Eintrag"] = logentry;
            dr["Zeit"] = DateTime.Now;
            adlog.dsdaten.Tables[0].Rows.Add(dr);
        }
    }
}