public IActionResult AddPlayerToTeam(int teamId, int selectedPlayerId) { Person currPlayer = _repositiry.GetPersonById(selectedPlayerId); Team currTeam = _repositiry.GetTeamById(teamId); if (currPlayer != null && currTeam != null) { currPlayer.Team = currTeam; return(RedirectToAction("Details", new { id = teamId })); } else { return(RedirectToAction("TeamsList")); } }