public void Handle(IHandlerContext context, FireAt command)
{
if (Data.TargetPosition == command.Position)
{
context.Publish(new Hit
{
Id = context.NewGuid(),
GameId = command.GameId
});
}
else
{
context.Publish(new Missed
{
Id = context.NewGuid(),
GameId = command.GameId
});
}
if (Data.NumberOfAttempts + 1 >= MaxAttemptsInARound)
{
Data.NumberOfAttempts = 0;
Data.TargetPosition = context.Random.Next(0, 100);
}
else
{
Data.NumberOfAttempts++;
}
}
public void ProcessMessage(IHandlerContext <ArchiveOrderProcessCommand> context)
{
using (_databaseContextFactory.Create(ProcessManagementData.ConnectionStringName))
{
var orderProcess = _repository.Get(context.Message.OrderProcessId);
if (!orderProcess.CanArchive())
{
context.Publish(new ArchiveOrderProcessRejectedEvent
{
OrderProcessId = context.Message.OrderProcessId,
Status = orderProcess.Status().Status
});
return;
}
_repository.Remove(orderProcess);
}
context.Publish(new OrderProcessArchivedEvent
{
OrderProcessId = context.Message.OrderProcessId
});
}
public void ProcessMessage(IHandlerContext <ArchiveOrderProcessCommand> context)
{
using (_databaseContextFactory.Create(ProcessManagementData.ConnectionStringName))
{
var stream = _eventStore.Get(context.Message.OrderProcessId);
var orderProcess = new OrderProcess(context.Message.OrderProcessId);
stream.Apply(orderProcess);
if (!orderProcess.CanArchive)
{
context.Publish(new ArchiveOrderProcessRejectedEvent
{
OrderProcessId = context.Message.OrderProcessId,
Status = orderProcess.Status
});
return;
}
stream.AddEvent(orderProcess.ChangeStatus("Order Archived"));
_eventStore.SaveEventStream(stream);
}
context.Publish(new OrderProcessArchivedEvent
{
OrderProcessId = context.Message.OrderProcessId
});
}
public void ProcessMessage(IHandlerContext <CancelOrderProcessCommand> context)
{
using (_databaseContextFactory.Create(ProcessManagementData.ConnectionStringName))
{
var stream = _eventStore.Get(context.Message.OrderProcessId);
var orderProcess = new OrderProcess(context.Message.OrderProcessId);
stream.Apply(orderProcess);
if (!orderProcess.CanCancel)
{
context.Publish(new CancelOrderProcessRejectedEvent
{
OrderProcessId = context.Message.OrderProcessId,
Status = orderProcess.Status
});
return;
}
_eventStore.Remove(context.Message.OrderProcessId);
}
context.Publish(new OrderProcessCancelledEvent
{
OrderProcessId = context.Message.OrderProcessId
});
}
public void ProcessMessage(IHandlerContext <CreateOrderCommand> context)
{
// simulate slow processing
Thread.Sleep(1000);
var message = context.Message;
var order = new Order(message.OrderNumber, message.OrderDate)
{
Customer = new OrderCustomer(message.CustomerName, message.CustomerEMail)
};
foreach (var item in message.Items)
{
order.AddItem(item.Description, item.Price);
}
using (_databaseContextFactory.Create(OrderingData.ConnectionStringName))
{
_repository.Add(order);
}
var orderCreatedEvent = new OrderCreatedEvent
{
OrderId = order.Id,
OrderNumber = message.OrderNumber,
OrderDate = message.OrderDate,
CustomerName = message.CustomerName,
CustomerEMail = message.CustomerEMail
};
orderCreatedEvent.Items.AddRange(message.Items);
context.Publish(orderCreatedEvent);
}
public void ProcessMessage(IHandlerContext <AcceptOrderProcessCommand> context)
{
OrderProcess orderProcess;
using (_databaseContextFactory.Create(ProcessManagementData.ConnectionStringName))
{
var stream = _eventStore.Get(context.Message.OrderProcessId);
if (stream.IsEmpty)
{
return;
}
orderProcess = new OrderProcess(context.Message.OrderProcessId);
stream.Apply(orderProcess);
stream.AddEvent(orderProcess.ChangeStatus("Order Accepted"));
_eventStore.SaveEventStream(stream);
}
context.Send(orderProcess.CreateOrderCommand(), c => c.WithCorrelationId(orderProcess.Id.ToString()));
context.Publish(new OrderProcessAcceptedEvent
{
OrderProcessId = orderProcess.Id
});
}
public void ProcessMessage(IHandlerContext <RegisterMemberCommand> context)
{
Console.WriteLine();
Console.WriteLine("[MEMBER REGISTERED] : user name = '{0}'", context.Message.UserName);
Console.WriteLine();
context.Publish(new MemberRegisteredEvent
{
UserName = context.Message.UserName
});
}
public void ProcessMessage(IHandlerContext <SendEMailCommand> context)
{
// simulate sending an e-mail
Thread.Sleep(2000);
context.Publish(new EMailSentEvent
{
EMailId = context.Message.EMailId
});
}
public void ProcessMessage(IHandlerContext <RegisterOrderProcessCommand> context)
{
var message = context.Message;
var orderProcess = new OrderProcess
{
OrderId = null,
InvoiceId = null,
CustomerName = message.CustomerName,
CustomerEMail = message.CustomerEMail,
TargetSystem = message.TargetSystem,
TargetSystemUri = message.TargetSystemUri
};
orderProcess.GenerateOrderNumber();
foreach (var quotedProduct in message.QuotedProducts)
{
orderProcess.AddItem(new OrderProcessItem(quotedProduct.ProductId, quotedProduct.Description,
quotedProduct.Price));
}
var status = new OrderProcessStatus("Cooling Off");
orderProcess.AddStatus(status);
using (_databaseContextFactory.Create(ProcessManagementData.ConnectionStringName))
{
_repository.Add(orderProcess);
}
context.Publish(new OrderProcessRegisteredEvent
{
OrderProcessId = orderProcess.Id,
QuotedProducts = message.QuotedProducts,
CustomerName = message.CustomerName,
CustomerEMail = message.CustomerEMail,
OrderNumber = orderProcess.OrderNumber,
OrderDate = orderProcess.DateRegistered,
OrderTotal = orderProcess.Total(),
Status = status.Status,
StatusDate = status.StatusDate,
TargetSystem = message.TargetSystem,
TargetSystemUri = message.TargetSystemUri
});
context.Send(new AcceptOrderProcessCommand
{
OrderProcessId = orderProcess.Id
}, c => c.Defer(DateTime.Now.AddSeconds(10)).Local());
}
public void ProcessMessage(IHandlerContext <RegisterOrderProcessCommand> context)
{
var message = context.Message;
var orderProcess = new OrderProcess();
var stream = _eventStore.CreateEventStream(orderProcess.Id);
var initialized = orderProcess.Initialize();
stream.AddEvent(initialized);
stream.AddEvent(orderProcess.AssignCustomer(message.CustomerName, message.CustomerEMail));
stream.AddEvent(orderProcess.AssignTargetSystem(message.TargetSystem, message.TargetSystemUri));
var status = orderProcess.ChangeStatus("Cooling Off");
stream.AddEvent(status);
foreach (var quotedProduct in message.QuotedProducts)
{
stream.AddEvent(orderProcess.AddItem(quotedProduct.ProductId, quotedProduct.Description,
quotedProduct.Price));
}
using (_databaseContextFactory.Create(ProcessManagementData.ConnectionStringName))
{
_eventStore.Save(stream);
}
context.Publish(new OrderProcessRegisteredEvent
{
OrderProcessId = orderProcess.Id,
QuotedProducts = message.QuotedProducts,
CustomerName = message.CustomerName,
CustomerEMail = message.CustomerEMail,
OrderNumber = initialized.OrderNumber,
OrderDate = initialized.DateRegistered,
OrderTotal = orderProcess.Total,
Status = status.Status,
StatusDate = status.StatusDate,
TargetSystem = message.TargetSystem,
TargetSystemUri = message.TargetSystemUri
});
context.Send(new AcceptOrderProcessCommand
{
OrderProcessId = orderProcess.Id
}, c => c.Defer(DateTime.Now.AddSeconds(10)).Local());
}
public void ProcessMessage(IHandlerContext <RegisterUserCommand> context)
{
var message = context.Message;
var id = Guid.NewGuid();
Registered registered;
using (_databaseContextFactory.Create())
{
var key = User.Key(message.EMail);
if (_keyStore.Contains(key))
{
if (!message.EMail.Equals("shuttle", StringComparison.InvariantCultureIgnoreCase))
{
context.Send(new SendEMailCommand
{
Body = string.Format("<p>Hello,</p><br/><p>Unfortunately e-mail '{0}' has been assigned before your user could be registered. Please register again.</p><br/><p>Regards</p>", message.EMail),
Subject = "User registration failure",
IsBodyHtml = true,
To = message.EMail
});
}
return;
}
_keyStore.Add(id, key);
var user = new User(id);
var stream = new EventStream(id);
registered = user.Register(message.EMail, message.PasswordHash, message.RegisteredBy);
stream.AddEvent(registered);
_eventStore.SaveEventStream(stream);
}
context.Publish(new UserRegisteredEvent
{
Id = id,
EMail = message.EMail,
RegisteredBy = message.RegisteredBy,
DateRegistered = registered.DateRegistered
});
}
public void ProcessMessage(IHandlerContext <AcceptOrderProcessCommand> context)
{
OrderProcess orderProcess;
using (_databaseContextFactory.Create(ProcessManagementData.ConnectionStringName))
{
orderProcess = _repository.Get(context.Message.OrderProcessId);
if (orderProcess == null)
{
// Probably cancelled in the meantime.
// In a production system you would probably check this against some audit mechanism.
return;
}
var orderProcessStatus = new OrderProcessStatus("Order Accepted");
orderProcess.AddStatus(orderProcessStatus);
_repository.AddStatus(orderProcessStatus, orderProcess.Id);
}
var createOrderCommand = new CreateOrderCommand
{
OrderNumber = orderProcess.OrderNumber,
OrderDate = orderProcess.DateRegistered,
CustomerName = orderProcess.CustomerName,
CustomerEMail = orderProcess.CustomerEMail
};
foreach (var orderProcessItem in orderProcess.OrderProcessItems)
{
createOrderCommand.Items.Add(new MessageOrderItem
{
Description = orderProcessItem.Description,
Price = orderProcessItem.Price
});
}
context.Send(createOrderCommand, c => c.WithCorrelationId(orderProcess.Id.ToString()));
context.Publish(new OrderProcessAcceptedEvent
{
OrderProcessId = orderProcess.Id
});
}
public void ProcessMessage(IHandlerContext <CancelOrderProcessCommand> context)
{
using (_databaseContextFactory.Create(ProcessManagementData.ConnectionStringName))
{
var orderProcess = _repository.Get(context.Message.OrderProcessId);
if (!orderProcess.CanCancel())
{
return;
}
_repository.Remove(orderProcess);
}
context.Publish(new OrderProcessCancelledEvent
{
OrderProcessId = context.Message.OrderProcessId
});
}
public void ProcessMessage(IHandlerContext <CompleteOrderProcessCommand> context)
{
OrderProcess orderProcess;
using (_databaseContextFactory.Create(ProcessManagementData.ConnectionStringName))
{
var stream = _eventStore.Get(context.Message.OrderProcessId);
orderProcess = new OrderProcess(context.Message.OrderProcessId);
stream.Apply(orderProcess);
stream.AddEvent(orderProcess.ChangeStatus("Completed"));
_eventStore.SaveEventStream(stream);
}
context.Publish(new OrderProcessCompletedEvent
{
OrderProcessId = orderProcess.Id
});
}
public void ProcessMessage(IHandlerContext <CompleteOrderProcessCommand> context)
{
OrderProcess orderProcess;
using (_databaseContextFactory.Create(ProcessManagementData.ConnectionStringName))
{
orderProcess = _repository.Get(context.Message.OrderProcessId);
var orderProcessStatus = new OrderProcessStatus("Completed");
orderProcess.AddStatus(orderProcessStatus);
_repository.AddStatus(orderProcessStatus, orderProcess.Id);
}
context.Publish(new OrderProcessCompletedEvent
{
OrderProcessId = orderProcess.Id
});
}
public void ProcessMessage(IHandlerContext<CreateStudentData> context)
{
var data = context.Message;
// In a more "real" ESB, we would use this layer to perform more sophisticated
// translations between a received event and an event published to the larger
// system. For the sake of brevity, I have not "converted" all the fields received
// from the event.
context.Publish(
new NewStudentData()
{
StudentId = data.StudentId,
Name = data.Name,
HomePhone = data.HomePhone,
HomeAddress = data.HomeAddress,
LocalAddress = data.LocalAddress,
EmailAddress = data.EmailAddress,
EmergencyContact = data.EmergencyContact,
AcademicStatus = data.AcademicStatus,
// ...
}
);
}
public void ProcessMessage(IHandlerContext <CreateInvoiceCommand> context)
{
// simulate slow processing
Thread.Sleep(1000);
var message = context.Message;
var invoice = new Invoice(message.OrderId)
{
AccountContact = new InvoiceAccountContact(message.AccountContactName, message.AccountContactEMail)
};
foreach (var item in message.Items)
{
invoice.AddItem(item.Description, item.Price);
}
invoice.GenerateInvoiceNumber();
using (_databaseContextFactory.Create(InvoicingData.ConnectionStringName))
{
_repository.Add(invoice);
}
var orderCreatedEvent = new InvoiceCreatedEvent
{
InvoiceId = invoice.Id,
InvoiceNumber = invoice.InvoiceNumber,
InvoiceDate = invoice.InvoiceDate,
AccountContactName = message.AccountContactName,
AccountContactEMail = message.AccountContactEMail
};
orderCreatedEvent.Items.AddRange(message.Items);
context.Publish(orderCreatedEvent);
}
public void ProcessMessage(IHandlerContext <RegisterDocumentCommand> context)
{
Guard.AgainstNull(context, nameof(context));
using (_databaseContextFactory.Create())
{
var document = _documentRepository.Get(context.Message.Id);
var status = !SuspiciousExpression.IsMatch(document.FileName)
? _malwareService.Register(document)
: ServiceStatus.Suspicious;
switch (status)
{
case ServiceStatus.Cleared:
{
document.Cleared();
_documentRepository.Save(document);
context.Publish(new DocumentProcessedEvent
{
Id = document.Id,
ReferenceId = document.ReferenceId,
SystemName = document.SystemName,
Suspicious = false
});
break;
}
case ServiceStatus.Suspicious:
{
document.Suspicious();
_documentRepository.Save(document);
context.Publish(new DocumentProcessedEvent
{
Id = document.Id,
ReferenceId = document.ReferenceId,
SystemName = document.SystemName,
Suspicious = true
});
break;
}
case ServiceStatus.Registered:
case ServiceStatus.Processing:
{
_documentRepository.Save(document);
context.Send(new PollDocumentCommand
{
Id = document.Id
}, c => c.Defer(DateTime.Now.AddSeconds(5)).Local());
break;
}
}
}
}
public void ProcessMessage(IHandlerContext <PollDocumentCommand> context)
{
Guard.AgainstNull(context, nameof(context));
object commandMessage = null;
object eventMessage = null;
var pollIntervalTimeSpan = TimeSpan.Zero;
using (_databaseContextFactory.Create())
{
var document = _documentRepository.Get(context.Message.Id);
var status = _malwareService.Poll(document);
switch (status)
{
case ServiceStatus.Cleared:
{
document.Cleared();
_documentRepository.Save(document);
eventMessage = new DocumentProcessedEvent
{
Id = document.Id,
ReferenceId = document.ReferenceId,
SystemName = document.SystemName,
Suspicious = false
};
break;
}
case ServiceStatus.Suspicious:
{
document.Suspicious();
_documentRepository.Save(document);
eventMessage = new DocumentProcessedEvent
{
Id = document.Id,
ReferenceId = document.ReferenceId,
SystemName = document.SystemName,
Suspicious = true
};
break;
}
}
switch (status)
{
case ServiceStatus.Processing:
case ServiceStatus.Registered:
{
_documentRepository.Save(document);
commandMessage = new PollDocumentCommand
{
Id = document.Id
};
pollIntervalTimeSpan = TimeSpan.FromSeconds(5);
if (document.ContainsProperty("PollIntervalTimeSpan"))
{
TimeSpan.TryParse(document.GetPropertyValue("PollIntervalTimeSpan"),
out pollIntervalTimeSpan);
}
break;
}
}
}
if (commandMessage != null)
{
context.Send(commandMessage, c =>
{
if (pollIntervalTimeSpan == TimeSpan.Zero)
{
return;
}
c.Defer(DateTime.Now.Add(pollIntervalTimeSpan)).Local();
});
}
if (eventMessage != null)
{
context.Publish(eventMessage);
}
}