Test/WpfApp1/Pages/AutorPage.xaml.cs

using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;

namespace WpfApp1.Pages
{
    /// <summary>
    /// Логика взаимодействия для TestPage.xaml
    /// </summary>
    public partial class TestPage : Page
    {
        public TestPage()
        {
            InitializeComponent();
            QR.Source = QRClass.QR();
        }

        private void Autor_Click(object sender, RoutedEventArgs e)
        {
            try
            {

            
            Users user = DataBaseClass.entities.Users.FirstOrDefault(x => x.Login == TBLogin.Text && x.Password == TBPassword.Password);

            if(user != null)
            {
                    TextWriterTraceListener[] listeners = new TextWriterTraceListener[]
                    {
                        new TextWriterTraceListener("debug.txt"),
                        new TextWriterTraceListener(Console.Out)
                    };
                    Debug.Listeners.AddRange(listeners);
                    Debug.WriteLine("ID роли пользователя: "+user.UserRoleId);
                    Debug.Flush();
                switch (user.UserRoleId)
                {
                    case 1: MessageBox.Show("Добро пожаловать администратор!"); FrameClass.mainFrame.Navigate(new Pages.ShowPage()); break;
                    case 2: MessageBox.Show("Добро пожаловать пользователь!"); FrameClass.mainFrame.Navigate(new Pages.ShowPage()); break;
                }
            }
            }
            catch
            {
                MessageBox.Show("Ошибка");
            }
        }
    }
}