public static async Task Run([ServiceBusTrigger("createordertopic", "CreateOrder", AccessRights.Listen, Connection = "ServiceBusConnectionString")] string topicMessage, TraceWriter log) { var topicClient = new Microsoft.Azure.ServiceBus.TopicClient(Environment.GetEnvironmentVariable("ServiceBusConnectionString"), Environment.GetEnvironmentVariable("CheckInventoryTopicName")); try { if (string.IsNullOrEmpty(topicMessage)) { throw new Exception("Service Bus Topic Message is null or empty"); } var order = JsonConvert.DeserializeObject <Order>(topicMessage); if (order == null) { throw new Exception("Order is missing"); } if (order.Customer == null) { throw new Exception("Order is missing Customer information"); } if (order.Products == null) { throw new Exception("Order is missing Product information"); } if (order.Payment == null) { throw new Exception("Order is missing Payment information"); } order.Status = "Created"; order.CreatedDate = DateTime.UtcNow; order.UpdatedDate = DateTime.UtcNow; await InsertOrder(order); var message = new Message(Encoding.UTF8.GetBytes(JsonConvert.SerializeObject(order))); message.MessageId = Guid.NewGuid().ToString(); await topicClient.SendAsync(message); log.Info($"CreateOrder function processed message successfully: {topicMessage}"); } catch (Exception ex) { log.Error($"CreateOrder function Failed. Exception: {ex.Message}"); } finally { await topicClient.CloseAsync(); } }
public static async Task Run([ServiceBusTrigger("checkinventorytopic", "CheckOrderInventory", AccessRights.Listen, Connection = "ServiceBusConnectionString")] string topicMessage, TraceWriter log) { var topicClient = new Microsoft.Azure.ServiceBus.TopicClient(Environment.GetEnvironmentVariable("ServiceBusConnectionString"), Environment.GetEnvironmentVariable("InventoryCheckedTopicName")); try { if (string.IsNullOrEmpty(topicMessage)) { log.Info($"ServiceBus topic message is null or empty."); return; } var order = JsonConvert.DeserializeObject <Order>(topicMessage); if (order.Payment == null) { throw new Exception("Order is missing Payment information."); } var isInventoryVerified = await IsInventoryVerified(order); Message message = new Message(); if (isInventoryVerified) { order.Status = "Inventory Verified"; order.UpdatedDate = DateTime.UtcNow; message.MessageId = Guid.NewGuid().ToString(); message.CorrelationId = "Verified"; } else { order.Status = "Insufficient Inventory"; order.UpdatedDate = DateTime.UtcNow; message.MessageId = Guid.NewGuid().ToString(); message.CorrelationId = "Insufficient"; log.Info($"Insufficient inventory to complete order."); } message.Body = Encoding.UTF8.GetBytes(JsonConvert.SerializeObject(order)); await topicClient.SendAsync(message); log.Info($"CheckOrderInventory function processed message successfully: {topicMessage}"); } catch (Exception ex) { log.Error($"CheckOrderInventory function Failed. Exception: {ex.Message}"); } finally { await topicClient.CloseAsync(); } }
public static async Task Run([ServiceBusTrigger("inventorycheckedtopic", "ProcessPayment", AccessRights.Listen, Connection = "ServiceBusConnectionString")] string topicMessage, TraceWriter log) { var topicClient = new Microsoft.Azure.ServiceBus.TopicClient(Environment.GetEnvironmentVariable("ServiceBusConnectionString"), Environment.GetEnvironmentVariable("PaymentProcessedTopicName")); try { if (string.IsNullOrEmpty(topicMessage)) { throw new Exception("ServiceBus topic message is null or empty."); } var order = JsonConvert.DeserializeObject <Order>(topicMessage); var transaction = await InsertPaymentTransaction(order); var paymentSucceeded = await Task.FromResult <bool>(PaymentSucceeded()); var message = new Message(); if (paymentSucceeded) { await UpdatePaymentTransaction(transaction, "Verified"); order.Status = "Payment Verified"; order.UpdatedDate = DateTime.UtcNow; message.MessageId = Guid.NewGuid().ToString(); message.CorrelationId = "Verified"; } else { await UpdatePaymentTransaction(transaction, "Failed"); order.Status = "Payment Failed"; order.UpdatedDate = DateTime.UtcNow; message.MessageId = Guid.NewGuid().ToString(); message.CorrelationId = "Failed"; } message.Body = Encoding.UTF8.GetBytes(JsonConvert.SerializeObject(order)); await topicClient.SendAsync(message); log.Info($"ProcessOrderPayment function processed message successfully: {topicMessage}"); } catch (Exception ex) { log.Error($"ProcessOrderPayment Failed. Exception: {ex.Message}"); } finally { await topicClient.CloseAsync(); } }
/// <inheritdoc /> public async Task SendAsync <TMessage>(TMessage message) where TMessage : IBusTopicMessage { if (string.IsNullOrEmpty(message.TopicName)) { throw new ApplicationException("Topic name is mandatory"); } var client = new Microsoft.Azure.ServiceBus.TopicClient(new ServiceBusConnectionStringBuilder(_connectionString) { EntityPath = message.TopicName }); var serviceBusMessage = _messageFactory.CreateMessage(message); await client.SendAsync(serviceBusMessage); await client.CloseAsync(); }
private void TheMessageIsSent() { testTopicClient.SendAsync(message); }