public override void Run()
{
// This is a sample worker implementation. Replace with your logic.
Trace.WriteLine("RaffleWorkerRole entry point called", "Information");
while (true)
{
Thread.Sleep(15000);
var drawRaffleMessage = this.ReadDrawRaffleMessage();
if (drawRaffleMessage != null)
{
Guid raffleId;
RaffleResultEntity raffleResult;
try
{
raffleId = Guid.Parse(drawRaffleMessage.AsString);
Trace.WriteLine("Processing Raffle id: " + raffleId);
}
catch (Exception ex)
{
Trace.WriteLine("Cannot parse RaffleId from message." + ex.Message);
this.DeleteDrawRaffleMessage(drawRaffleMessage);
return;
}
try
{
raffleResult = this.CreateRaffleResultEntity(raffleId);
}
catch (Exception ex)
{
Trace.WriteLine("Error creating raffle result." + ex.Message);
raffleResult = new RaffleResultEntity();
raffleResult.RaffleId = raffleId;
raffleResult.WinningNumber = -1;
raffleResult.WinningTicketNumbers = "Error in draw. " + ex.Message;
}
try
{
Trace.WriteLine("Raffle Result for id: " + raffleId);
Trace.WriteLine("Winning number: " + raffleResult.WinningNumber);
Trace.WriteLine("Winning tickets: " + raffleResult.WinningTicketNumbers);
this.SaveRaffleResult(raffleResult);
this.DeleteDrawRaffleMessage(drawRaffleMessage);
}
catch (Exception ex)
{
Trace.WriteLine("Error saving raffle result. " + ex.Message);
}
}
}
}
private RaffleResultEntity CreateRaffleResultEntity(Guid raffleId)
{
var raffleResult = new RaffleResultEntity();
raffleResult.RaffleId = raffleId;
var bets = this.ReadBetEntities(raffleId);
var random = new Random();
raffleResult.WinningNumber = random.Next(1, 6);
var winningTicketNumbers = new List<int>();
foreach (var bet in bets)
{
if (bet.BetNumber == raffleResult.WinningNumber)
{
winningTicketNumbers.Add(bet.TicketNumber);
}
}
if (winningTicketNumbers.Count > 0)
{
raffleResult.WinningTicketNumbers = string.Join(", ", winningTicketNumbers);
}
else
{
raffleResult.WinningTicketNumbers = "No winning tickets";
}
return raffleResult;
}
private void SaveRaffleResult(RaffleResultEntity raffleResult)
{
var tableRaffleResults = this.CreateTableClient("RaffleResult");
tableRaffleResults.CreateIfNotExists();
var insertOperation = TableOperation.Insert(raffleResult);
tableRaffleResults.Execute(insertOperation);
}
