using Haftmittel.Properties;
using Microsoft.Data.SqlClient;
using System;
using System.Collections.ObjectModel;
using System.Data.Odbc;
using System.Globalization;
using System.IO;
using System.Linq;
using System.Threading;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Input;
using System.Windows.Markup;

namespace Haftmittel
{
    /// <summary>
    /// Interaction logic for MainWindow.xaml
    /// </summary>
    public partial class MainWindow : Window
    {
        private int tow = 0;
        private int ope = 0;
        private string connstr = string.Empty;

        public MainWindow()
        {
            try
            {
                string[] cmd = Environment.GetCommandLineArgs();

                if (cmd.Count() < 2)
                {
                    MessageBox.Show("Za mało parametrów");
                    this.Close();
                    return;
                }

                if (OdczytajPlik(cmd[1]))
                {
                    if (string.IsNullOrWhiteSpace(connstr))
                    {
                        connstr = Settings.Default.ConnectionString;
                    }
                    else
                    {
                        connstr = PrzerobConnectionString(connstr);
                    }


                    DataContext = new ClassHaftmittel(tow, ope, connstr);
                }
                else
                {
                    this.Close();
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
            }                   

            Thread.CurrentThread.CurrentUICulture = new CultureInfo(Settings.Default.Language);
            this.Language = XmlLanguage.GetLanguage(Thread.CurrentThread.CurrentUICulture.Name);

            try
            {
                InitializeComponent();
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
            }
        }

        /// <summary>
        /// odczytuje plik CSV wysłany z XLa
        /// </summary>
        /// <param name="nazwa"></param>
        private bool OdczytajPlik(string nazwa)
        {
            try
            {
                StreamReader reader = File.OpenText(nazwa);

                string line;
                var sep = CultureInfo.CurrentCulture.TextInfo.ListSeparator;

                while ((line = reader.ReadLine()) != null)
                {
                    string[] items = line.Split(sep.ToCharArray());

                    // pierwszy parametr to GID towaru, drugi operatora
                    tow = Convert.ToInt32(items[1]);
                    ope = Convert.ToInt32(items[2]);

                    for (int licz = 3; licz < items.Length - 1; licz++)
                    {
                        if (!string.IsNullOrWhiteSpace(items[licz]))
                        {
                            connstr += @items[licz] + ";";
                        }
                    }

                    connstr = connstr.Replace("\"", "");
                }

                return true;
            }
            catch (Exception)
            {
                MessageBox.Show(string.Format("Problemy z otwarciem lub zawartością pliku {0}", nazwa));

                return false;
            }
        }

        private void Image_MouseDown_1(object sender, MouseButtonEventArgs e)
        {
          //  (DataContext as ClassHaftmittel).SDS_Obrazek1Change();
            if ((sender as Image).Opacity == 1)
            {
                (sender as Image).Opacity = 0.2;
            }
            else
            {
                (sender as Image).Opacity = 1;
            }
        }

        private void Button_Click(object sender, RoutedEventArgs e)
        {
            this.Close();
        }

        private void Window_Closing(object sender, System.ComponentModel.CancelEventArgs e)
        {
            if (DataContext != null)
            {
                if ((DataContext as ClassHaftmittel).IsChanged)
                {
                    if (MessageBox.Show("Niezapisane dane. Zakończyć?", "Koniec", MessageBoxButton.YesNo) == MessageBoxResult.Yes)
                    {
                        e.Cancel = false;
                    }
                    else
                    {
                        e.Cancel = true;
                    }
                }
            }
        }

        private void ComboBox_KeyDown(object sender, KeyEventArgs e)
        {
            ObservableCollection<ClassSkladnik> lc = ((sender as ComboBox).ItemsSource as ObservableCollection<ClassSkladnik>);
            
            ClassSkladnik c = lc.Where(x => x.Kod.ToUpper().StartsWith(e.Key.ToString().Last().ToString())).FirstOrDefault();

            if (c != null)
            {
                (sender as ComboBox).SelectedItem = c;
            }
        }

        private string PrzerobConnectionString(string connstr)
        {

            if (!string.IsNullOrWhiteSpace(connstr))
            {
                var odbc = new OdbcConnectionStringBuilder(connstr);
                var sql = new SqlConnectionStringBuilder()
                {
                    DataSource = odbc["server"].ToString(),
                    InitialCatalog = odbc["database"].ToString(),
                    UserID = odbc["uid"].ToString(),
                    Password = odbc["pwd"].ToString(),
                    PersistSecurityInfo = (odbc["trusted_connection"].ToString() == "true")
                };

                return sql.ConnectionString;
            }
            else
            {
                throw new Exception("Problem z dostępem do bazy");
            }
        }
    }
}