public async Task <IActionResult> Get(Guid correlationId)
{
//call mediator
var request = new Mediator.CustomerRequest(
ControllerContext, new CustomerFilter
{
CorrelationId = correlationId
},
_messageRequest,
_vehicleMessageRequest,
_middlewareConfiguration,
_correlationId,
_operationalUnit
);
var result = await _mediator.Send(request);
//transform the result model
var trackingResult = result?.Select(t => new CustomerResponse(t)).FirstOrDefault();
return(new JsonResult(trackingResult));
}
public async Task <IEnumerable <DomainModels.Business.CustomerDomain.Customer> > Handle(CustomerRequest request, CancellationToken cancellationToken)
{
_logger.LogInformation($"Request => {nameof(CustomerRequest)}");
//add correlation id
request.Controller.HttpContext.Request.Headers.Add(DomainModels.Types.Identifiers.CorrelationId, new StringValues(request.CorrelationId.ToString()));
var customerFilterModel = new CustomerFilterModel
{
Header = new MessageHeader
{
CorrelationId = request.CorrelationId
},
Body = request.Model,
Footer = new MessageFooter
{
Sender = DomainModels.System.Identifiers.TrackingServiceName,
FingerPrint = request.Controller.ActionDescriptor.Id,
Environment = request.OperationalUnit.Environment,
Assembly = request.OperationalUnit.Assembly,
Route = JsonConvert.SerializeObject(new Dictionary <string, string> {
{ DomainModels.System.Identifiers.MessagePublisherRoute, request.MiddlewareConfiguration.MessagePublisherRoute }
}, Defaults.JsonSerializerSettings),
Hint = Enum.GetName(typeof(ResponseHint), ResponseHint.OK)
}
};
return(await await new Function(_logger, DomainModels.System.Identifiers.RetryCount).Decorate(async() =>
{
var customer = await request.MessageRequest.Request(customerFilterModel);
if (customer != null && customer.Any())
{
//in case of data related data cached, or lookup joining, you may get and link data from previous data processed and cached.
//in case of the other request does not require data from th other (independent calls), you should call them in separate tasks and wait to consolidate the results.
var vehicleFilterModel = new VehicleFilterModel
{
Header = new MessageHeader
{
CorrelationId = request.CorrelationId
},
Body = new VehicleFilter {
CustomerId = customer.FirstOrDefault().Id
},
Footer = new MessageFooter
{
Sender = DomainModels.System.Identifiers.TrackingServiceName,
FingerPrint = request.Controller.ActionDescriptor.Id,
Environment = request.OperationalUnit.Environment,
Assembly = request.OperationalUnit.Assembly,
Route = JsonConvert.SerializeObject(new Dictionary <string, string> {
{ DomainModels.System.Identifiers.MessagePublisherRoute, request.MiddlewareConfiguration.MessagePublisherRoute }
}, Defaults.JsonSerializerSettings),
Hint = Enum.GetName(typeof(ResponseHint), ResponseHint.OK)
}
};
var customerVehicles = await request.VehicleMessageRequest.Request(vehicleFilterModel);
if (customerVehicles != null && customerVehicles.Any())
{
customer.FirstOrDefault().Vehicles = new HashSet <Vehicle>(customerVehicles);
}
}
return customer;
}));
}