public void OnRequest <T>(EntityChangeRequest <T> request, MessageReceivedInfo info) where T : EntityBase
{
EntityChangeRequestTask <T> task = new EntityChangeRequestTask <T>(_busManager, request);
_executionManager.AddTask(task);
_logger.Log(LogLevel.Info, "Added update request to executor: Id " + request.Id.ToString());
}
public async Task <EntitiesChangedResponse <T> > UpdateEntitiesAsync <T>(List <T> entities) where T : EntityBase
{
//Create request
EntityChangeRequest <T> request = new EntityChangeRequest <T>(Guid.NewGuid());
request.Entities = entities;
request.User = _user;
//Update request to say we want a private response
request.PrivateResponseRequested = true;
//Add to pending requests
_pendingRequests.Add(request.Id, request);
//Create tcs for request
var tcs = new TaskCompletionSource <EntitiesChangedResponse <T> >();
//Setup and subscribe to temp response queue
IQueue resultQueue = _busManager.CreateQueue(_busManager.TopicExchange, request.PrivateResponseQueue);
_busManager.Subscribe <EntitiesChangedResponse <T> >(_busManager.TopicExchange, request.PrivateResponseQueue, (response, info) => OnUpdateEntitiesResponse(response, info, tcs));
_ownedTemporaryQueues.Add(request.PrivateResponseQueue);
//Send request
_busManager.Publish(_busManager.TopicExchange, TopicQueues.ProductEntitiesUpdate, request);
//Return request guid
return(await tcs.Task);
}
public Guid UpdateEntities <T>(Action <EntitiesChangedResponse <T> > onResponse, List <T> entities) where T : EntityBase
{
//Create request
EntityChangeRequest <T> request = new EntityChangeRequest <T>(Guid.NewGuid());
request.Entities = entities;
request.User = _user;
//Subscribe to temp response queue if not null
if (onResponse != null)
{
//Update request to say we want a private response
request.PrivateResponseRequested = true;
//Add to pending requests
_pendingRequests.Add(request.Id, request);
//Setup and subscribe to temp response queue
IQueue resultQueue = _busManager.CreateQueue(_busManager.TopicExchange, request.PrivateResponseQueue);
_busManager.Subscribe <EntitiesChangedResponse <T> >(_busManager.TopicExchange, request.PrivateResponseQueue, (response, info) => OnUpdateEntitiesResponse(response, info, onResponse));
_ownedTemporaryQueues.Add(request.PrivateResponseQueue);
}
//Send request
_busManager.Publish(_busManager.TopicExchange, TopicQueues.ProductEntitiesUpdate, request);
//Return request guid
return(request.Id);
}
public void UpdateEntities(EntityChangeRequest <T> request)
{
EntitiesChangedResponse <T> response = null;
var result = false;
//Use generic data accessor
using (var dataAccessor = new DataAccessor <T>(request.User))
{
try
{
dataAccessor.BeginTransaction();
dataAccessor.InsertOrUpdate(request.Entities);
dataAccessor.SaveChanges();
dataAccessor.CommitTransaction();
dataAccessor.RefreshEntities(request.Entities);
result = true;
}
catch (Exception ex)
{
dataAccessor.RollbackTransaction();
_logger.Log(LogLevel.Error, ex, string.Format("UpdateEntities request Id {0} failed.", request.Id));
result = false;
response = new EntitiesChangedResponse <T> {
Errors = new string[] { ex.Message }.ToList(), EntitiesUpdated = new List <T>(), Id = request.Id, Status = ResponseStatus.Failure
};
}
}
if (result)
{
_logger.Log(LogLevel.Info, string.Format("UpdateEntities request Id {0} completed successfully.", request.Id));
response = new EntitiesChangedResponse <T> {
EntitiesUpdated = request.Entities.ToList(), Id = request.Id, Status = ResponseStatus.Success
};
}
EntitiesUpdated(response, request.PrivateResponseRequested);
}
