public ActionResult Training(TrainingCriteria cc)
		{
			Player player = Player.GetPlayerByLogin(User.Identity.Name);


			if (cc.OpponentNumber <= 0)
			{
				return View(cc);
			}
			Player opponent = Player.GetPlayerById(cc.OpponentNumber);
			String[] hour = cc.Hour.ToString().Split(':');
			DateTime date = (DateTime)cc.Date;
			DateTime dateOfPlay = new DateTime(date.Date.Year, date.Date.Month, date.Date.Day, int.Parse(hour[0]), int.Parse(hour[1]), 0);

			using (var db = new TennisOrganizerContext())
			{
				db.Duels.Add(new Duel() { Accepted = false, GuestPlayerId = opponent.AccountId, HomePlayerId = player.AccountId, Seen = false, DateOfPlay = dateOfPlay });
				db.SaveChanges();
				try
				{
					Mailer.NotifyAboutChallenge(player.ToString(), opponent.Email, opponent.ToString());
				}
				catch(FormatException e)
				{

				}
				TempData.Add("opponentName", Player.GetPlayerById(cc.OpponentNumber).ToString());
				TempData.Add("dateOfPlay", cc.Date.ToShortDateString());
				TempData.Add("hourOfPlay", cc.Hour);

				return RedirectToAction("TrainingSuccess", "Main");
			}
		}
		public ActionResult Training()
		{
			TrainingCriteria cc = new TrainingCriteria();
			cc.SuitableOpponents = Trainer.GetTrainersList();

			return View(cc);
		}