public Repository(SchoolManagmentContext storage)
{
_storage = storage;
}
public UnitOfWork(SchoolManagmentContext context)
{
_context = context;
Students = new StudentRepository(_context);
}
public StudentRepository(SchoolManagmentContext context) : base(context)
{
_context = context;
}
protected async Task <IEnumerable <DomainEvent> > ReadEvents(Type aggregateType, SchoolManagmentContext connection, Guid aggregateId, int start, int count)
{
var events = new List <DomainEvent>();
var streamEvents = new List <DomainEvent>();
StreamEventsSlice currentSlice;
var nextSliceStart = streamEvents.OrderByDescending(e => e.DateCreated).Last().ExpectedVersion;
//Read the stream using pagesize which was set before.
//We only need to read the full page ahead if expected results are larger than the page size
do
{
int nextReadCount = count - streamEvents.Count();
if (nextReadCount > EventStorePageSize)
{
nextReadCount = EventStorePageSize;
}
var domainEvents = connection.DomainEvents.Where(e => e.AggregateRootId == aggregateId).Where(e => e.ExpectedVersion >= 0).Take(count);
streamEvents.AddRange(currentSlice.Events);
} while (!currentSlice.IsEndOfStream);
//Deserialize and add to events list
foreach (var returnedEvent in streamEvents)
{
events.Add(DeserializeEvent(returnedEvent));
}
return(events);
}
