public override Topic <HelloEvent> GreetingsTopic() =>
TopicProducer.SingleStreamWithOffset <HelloEvent>(
fromOffset =>
{
var stream = Registry.EventStream <HelloEvent>(
HelloEventTag.Instance, fromOffset
);
stream.Select(envelope =>
{
var(@event, offset) = envelope;
var offsetValue = ((Sequence)offset).Value.ToString();
var message = new DateTime();
return(KeyValuePair.Create(message, offset));
});
return(stream);
}
);
static async Task Main(string[] args)
{
var logger = new LoggerConfiguration()
.WriteTo.Console(theme: AnsiConsoleTheme.Literate)
.CreateLogger();
Console.WriteLine("Azure Service Bus topics (Producer) tests: ");
Console.WriteLine("Type 1 to test Azure Service Bus + Queue");
Console.WriteLine("Type 2 to test Azure Service Bus + Topic");
var line = Console.ReadLine();
int.TryParse(line, out var selectedOption);
Console.WriteLine($"selected option: {selectedOption}");
if (selectedOption != 1 && selectedOption != 2)
{
Console.WriteLine("Please, select the correct options and try again");
return;
}
Console.WriteLine("Type the Azure Service Bus Connection String: ");
var connectionString = Console.ReadLine();
if (selectedOption == 1)
{
logger.Information("Testing the messages sending to an Azure Service Bus + Queue");
Console.WriteLine("Type the Queue name to send the messages: ");
var queueName = Console.ReadLine();
logger.Information($"Queue = {queueName}");
var queueProducer = new QueueProducer(logger, new Queue.ExecutionParameters
{
ConnectionString = connectionString,
Queue = queueName
});
var messages = new List <string>();
for (int i = 0; i < 5; i++)
{
messages.Add($"Message from Client ({i})");
}
await queueProducer.SendMessagesAsync(messages);
}
else
{
logger.Information("Testing the messages sending to an Azure Service Bus + Topics");
Console.WriteLine("Type the Topic name to send the messages: ");
var topicName = Console.ReadLine();
logger.Information($"Topic = {topicName}");
var topicProducer = new TopicProducer(logger, new Topic.ExecutionParameters
{
ConnectionString = connectionString,
Topic = topicName
});
var messages = new List <string>();
for (int i = 0; i < 5; i++)
{
messages.Add($"Message from Client ({i})");
}
await topicProducer.SendMessagesAsync(messages);
}
}
