protected override async Task ExecuteAsync(CancellationToken stoppingToken)
{
var consumerHelper = new ConsumerWrapper("libraryreservations", _config);
_logger.LogInformation("The Service is running and waiting for reservations");
while (!stoppingToken.IsCancellationRequested)
{
var order = consumerHelper.ReadMessage <ReservationMessage>();
_logger.LogInformation($"Got a reservation for {order.For} for the items {order.Items}");
var numberOfItems = order.Items.Split(',').Count();
await Task.Delay(1000 *numberOfItems);
if (numberOfItems % 2 == 0)
{
await _httpService.MarkReservationAccepted(order);
_logger.LogInformation("\tApproved that order.");
}
else
{
await _httpService.MarkReservationRejected(order);
_logger.LogWarning("\tRejected that one!");
}
}
}
protected override async Task ExecuteAsync(CancellationToken stoppingToken)
{
Console.WriteLine("OrderProcessing Service Started");
while (!stoppingToken.IsCancellationRequested)
{
var consumerHelper = new ConsumerWrapper(consumerConfig, "orderrequests");
string orderRequest = consumerHelper.ReadMessage();
if (string.IsNullOrWhiteSpace(orderRequest))
{
Console.WriteLine("No message available!");
return;
}
//Deserilaize
OrderRequest order = JsonConvert.DeserializeObject <OrderRequest>(orderRequest);
if (order == null)
{
Console.WriteLine("Order details not available!");
return;
}
//TODO:: Process Order
Console.WriteLine($"Info: OrderHandler => Processing the order for {order.productname}");
order.status = OrderStatus.COMPLETED;
//Write to ReadyToShip Queue
var producerWrapper = new ProducerWrapper(producerConfig, "readytoship");
await producerWrapper.WriteMessage(JsonConvert.SerializeObject(order));
}
}
protected override async Task ExecuteAsync(CancellationToken stoppingToken)
{
while (!stoppingToken.IsCancellationRequested)
{
foreach (var topic in _topics)
{
var t = new Thread(async() =>
{
var consumerConfig = new ConsumerConfig();
_configuration.Bind("Kafka:ConsumerConfig", consumerConfig);
consumerConfig.GroupId = "Elearning";
consumerConfig.AutoOffsetReset = AutoOffsetReset.Earliest;
using (var consumer = new ConsumerWrapper <Null, string>(consumerConfig, topic))
{
while (true)
{
try
{
var message = consumer.ReadMessage();
if (message == null)
{
continue;
}
var exam = JsonConvert.DeserializeObject <Examination>(message);
var oldExam = (_examRepo.GetEntityByIdAsync(exam.ExamId).Result);
if (oldExam == null)
{
continue;
}
Console.WriteLine(oldExam.ExamId);
if (oldExam.Status != 1)
{
var c = await _examRepo.Update(exam);
}
}
catch (Exception ex)
{
Console.WriteLine(ex);
}
}
}
});
t.Start();
await Task.Delay(3000, stoppingToken);
_logger.LogInformation("Worker running at: {time}", DateTimeOffset.Now);
}
}
}
protected override async Task ExecuteAsync(CancellationToken stoppingToken)
{
Console.WriteLine("OrderProcessing Service Started");
while (!stoppingToken.IsCancellationRequested)
{
var consumerHelper = new ConsumerWrapper(consumerConfig, "orderrequests");
string orderRequest = consumerHelper.ReadMessage();
//Deserialize
OrderRequest order = JsonConvert.DeserializeObject <OrderRequest>(orderRequest);
//TODO:: Process Order
Console.WriteLine($"Info: OrderHandler => Processing the order for {order.ProductName}");
order.Status = OrderStatus.Completed;
//Write to ReadyToShip Queue
var producerWrapper = new ProducerWrapper(producerConfig, "readytoship");
await producerWrapper.WriteMessage(JsonConvert.SerializeObject(order));
}
}
