public IActionResult ZmienStanTurnieju(int id, string status)
{
if (status == "start")
{
_tournamentCtx.ChangeTournamentStatus(id, status);
}
else if (status == "stop")
{
_tournamentCtx.ChangeTournamentStatus(id, status);
_tournamentCtx.ZapiszRanking(id);
}
return(RedirectToAction("DetailNew", id));
}