/// <summary>
/// Gets due messages as of now, given the approximate due time that they were stored with when <see cref="ITimeoutManager.Defer"/> was called
/// </summary>
public async Task <DueMessagesResult> GetDueMessages()
{
var now = _rebusTime.Now.UtcDateTime;
var session = _documentStore.OpenSession();
var timeouts = session.Query <Timeout>()
.Customize(x => x.WaitForNonStaleResults(TimeSpan.FromSeconds(10)))
.Where(x => x.DueTimeUtc <= now)
.ToList();
var dueMessages = timeouts
.Select(timeout => new DueMessage(timeout.Headers, timeout.Body, async() =>
{
var command = new DeleteCommandData(timeout.Id, session.Advanced.GetChangeVectorFor(timeout));
session.Advanced.Defer(command);
}));
return(new DueMessagesResult(dueMessages, async() =>
{
try
{
session.SaveChanges();
}
finally
{
session.Dispose();
}
}));
}
//TODO: update this to return a type showing what objects got deleted e.g. IObjectId[]
//the "reuest" dataset is assumed to have the Object ID values. However,
//an extended implementation might send a query dataset and this method will query the DB and generate multiple Object IDs
//Example: the request dataset has a date range, wild-card or SOP Class UID...
public DCloudCommandResult Delete
(
fo.DicomDataset request,
ObjectQueryLevel level
)
{
DCloudCommandResult deleteResult = null;
IDeleteCommand deleteCommand = CommandFactory.CreateDeleteCommand( );
DeleteCommandData deleteData = new DeleteCommandData( )
{
Instances = new List <ObjectId> ( )
{
new ObjectId(request)
},
DeleteLevel = level
};
return(deleteResult = deleteCommand.Execute(deleteData));
}
Action CreateCleanUpProcedure(string id)
{
if (string.IsNullOrEmpty(id))
{
return () => { }
}
;
return(() =>
{
using (var session = _documentStore.OpenSession())
{
var deleteCommands = new DeleteCommandData {
Key = id
};
session.Advanced.Defer(deleteCommands);
session.SaveChanges();
}
});
}
}
