public async Task <TrackingDTO> FindByIdAsync(string bookingId)
{
//check in the redis cahce
var bookingHistroy = await GetFromCache(bookingId);
//if not found in the cahce
if (string.IsNullOrEmpty(bookingHistroy))
{
//get from database
var result = await _context.GetTrackingAsync(bookingId);
if (result != null)
{
//format result and serlize the history
bookingHistroy = JsonConvert.SerializeObject(result.orderHistory);
SetCache(bookingId, bookingHistroy);
}
}
return(new TrackingDTO
{
BookingId = bookingId,
TrackingHistory = bookingHistroy
});
}
public async Task Handle(OrderTransitIntegrationEvent eventMsg)
{
List <EventBase> events = new List <EventBase>();
if (eventMsg.Id != Guid.Empty)
{
try
{
Track trackings = await _trackingContext.GetTrackingAsync(eventMsg.BookingId);
if (trackings == null)
{
trackings = new Track();
}
var messageType = _assemblyTypes
.Where(t => t.Name.Contains("OrderInTransit")).FirstOrDefault().
Name.ToString();
OrderInTransit orderInTransit = new
OrderInTransit(eventMsg.BookingId, eventMsg.Description, eventMsg.Id
, messageType, eventMsg.CreationDate);
events.AddRange(trackings.OrderInTransit(orderInTransit));
trackings.Version = trackings.OriginalVersion + 1;
await _trackingContext.SaveTrackingAsync(eventMsg.BookingId, trackings.OriginalVersion,
trackings.Version, events);
//Publish the event here
//Create Integration Event
var orderStatusChanged = new OrderStatusChangedIntegrationEvent(eventMsg.BookingId, "OrderInTransit");
_eventBus.Publish(orderStatusChanged);
}
catch (Exception e)
{
var ExceptionTelemetry = new ExceptionTelemetry(e);
ExceptionTelemetry.Properties.Add("OrderTransitIntegrationEvent", eventMsg.BookingId);
ExceptionTelemetry.SeverityLevel = SeverityLevel.Critical;
telemetry.TrackException(ExceptionTelemetry);
throw; //Throw exception for service bus to abandon the message
}
}
}
public async Task <TrackingDTO> FindByIdAsync(string bookingId)
{
var result = await _context.GetTrackingAsync(bookingId);
var bookingHistroy = string.Empty;
if (result != null)
{
//format result and serilize it
bookingHistroy = JsonConvert.SerializeObject(result.orderHistory);
}
return(new TrackingDTO
{
BookingId = bookingId,
TrackingHistory = bookingHistroy
});
}
