using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Tanshu.Accounts.Repository;
using System.Threading;
using Tanshu.Accounts.Contracts;
using Tanshu.Common.KeyboardControl;

namespace Tanshu.Accounts.PointOfSale
{
    class KeyboardLogin : ILogin
    {
        //private static readonly Tanshu.Logging.SqlLogger log = new Tanshu.Logging.SqlLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
        public bool LoginUser()
        {
            return LoginUser(true);
        }
        bool LoginUser(bool setThreadPrincipal)
        {
            using (LoginForm login = new LoginForm(new KeyboardControl()))
            {
                string userName;
                login.ShowDialog();
                bool authenticated = login.UserName(out userName);
                if (authenticated && setThreadPrincipal)
                    SetThreadPrincipal(userName);
                return authenticated;
            }

        }

        public bool LogoutUser()
        {
            Session.User = null;
            return true;
        }
        static void SetThreadPrincipal(string userName)
        {
            //log.Warn(string.Format("User Login: '{0}'", userName));
            if (userName.Contains(":"))
                userName = userName.Substring(userName.IndexOf(":") + 1);

            Session.User = UserBI.GetUserFromName(userName);
        }

    }
}