using System.Collections.Generic;
public class LoginService
public string LastError = string.Empty;
public bool Login(string login, string password)
List<User> dbUsers = new List<User>();
"select * from db.User where Name = '" + login + "'"));
var prevUser = App.CurrentUser;
App.CurrentUser = dbUsers[0];
if (App.CurrentUser.Password != password)
App.CurrentUser = prevUser;
var log = System.IO.File.AppendText(App.LogFile);
log.WriteLine("New user loggined. UserName =" + App.CurrentUser.UserName);
public string UserName { get; set; }
public string Password { get; set; }