public async Task <IActionResult> PutTournament(int id, Tournament tournament)
        {
            if (id != tournament.TournamentID)
            {
                return(BadRequest());
            }

            _context.Entry(tournament).State = EntityState.Modified;

            try
            {
                await _context.SaveChangesAsync();
            }
            catch (DbUpdateConcurrencyException)
            {
                if (!TournamentExists(id))
                {
                    return(NotFound());
                }
                else
                {
                    throw;
                }
            }

            return(NoContent());
        }
        public async Task <IActionResult> PutPlayer(int id, Player player)
        {
            if (id != player.ID)
            {
                return(BadRequest());
            }

            _context.Entry(player).State = EntityState.Modified;

            try
            {
                await _context.SaveChangesAsync();
            }
            catch (DbUpdateConcurrencyException)
            {
                if (!PlayerExists(id))
                {
                    return(NotFound());
                }
                else
                {
                    throw;
                }
            }

            return(NoContent());
        }