public RoundBetResponseModel PlaceBet(int userId, RoundBetRequestModel model, string ipAddress)
{
// you never know when user will be deleted so maybe some check
var user = _dbContext.Users.FirstOrDefault(x => x.DeleteDate == null && x.Id == userId);
if (user == null)
{
return(new RoundBetResponseModel
{
Success = false,
ErrorCode = ErrorCode.NotFound,
DeveloperMessage = $"User not found with {userId} id",
});
}
var isBetValid = CheckBets.IsValid(model.BetString);
if (!isBetValid.getIsValid())
{
return(new RoundBetResponseModel
{
Success = false,
ErrorCode = ErrorCode.InvalidValue,
DeveloperMessage = $"Requested bet string invalid \"{model.BetString}\"",
});
}
var betAmount = isBetValid.getBetAmount();
if (user.Balance < betAmount)
{
return(new RoundBetResponseModel
{
Success = false,
ErrorCode = ErrorCode.BalanceNotEnough,
DeveloperMessage = $"Not enough balance",
});
}
user.Balance -= betAmount;
if (_dbContext.SaveChanges() > 0)
{
var betAmountInMilli = betAmount * 100;
var jackToIncrease = betAmountInMilli * jackPercFromBet / 100;
_jackpotService.IncreaseJackpot(jackToIncrease);
var winningResult = new Random().Next(0, 36);
int wonAmount = CheckBets.EstimateWin(model.BetString, winningResult);
_dbContext.Rounds.Add(new Round
{
IpAddress = ipAddress,
UserId = userId,
WonAmount = wonAmount,
BetAmount = betAmount,
BetString = model.BetString,
CreateDate = DateTime.UtcNow,
WinningResult = winningResult,
});
user.Balance += wonAmount;
if (_dbContext.SaveChanges() > 0)
{
return(new RoundBetResponseModel
{
Success = true,
WonAmount = wonAmount,
});
}
else
{
return(new RoundBetResponseModel
{
ErrorCode = ErrorCode.ChangesNotSaved,
DeveloperMessage = "Something went wrong and changes could not be saved.",
});
}
}
else
{
return(new RoundBetResponseModel
{
Success = false,
ErrorCode = ErrorCode.ChangesNotSaved,
DeveloperMessage = $"Couldnot subtract balance from user",
});
}
}
public RoundBetResponseModel Bet([FromBody] RoundBetRequestModel model)
{
var ipAddress = HttpContext.Connection.RemoteIpAddress.ToString();
return(_roundService.PlaceBet(UserId.Value, model, ipAddress));
}
