public async Task <BetOption> AddBetOption(string name, float odds, string betName) { Bet bet = await _repository.GetBetByName(betName); if (bet == null) { return(null); } if (bet.Resolved) { return(null); } if (odds <= 1) { return(null); } BetOption newOption = new BetOption { Id = bet.Options.Count() + 1, Name = name, Odds = odds }; bet.Options = bet.Options.Concat(new[] { newOption }); await _repository.UpdateBet(bet); await _repository.SaveAsync(); return(newOption); }