public async Task <T> GetByIdAsync <T>(Guid aggregateId) where T : AggregateRoot <Guid>
{
if (aggregateId == Guid.Empty)
{
throw new BadAggregateIdException(ErrorCode.BadAggregateId, nameof(aggregateId));
}
var aggregate = _invoker.CreateInstanceOfAggregateRoot <T>();
if (aggregate == null)
{
throw new NullInstanceOfAggregateException(ErrorCode.NullInstanceOfAggregate, nameof(aggregate));
}
var eventStoreItems = _dbSet.AsNoTracking().Where(e => e.AggregateId == aggregateId).AsQueryable();
if (!eventStoreItems.Any())
{
return(await Task.FromResult <T>(null));
}
var events = _eventStoreToEVent.RebuildDomainEvents(eventStoreItems);
aggregate.LoadFromHistory(events);
return(await Task.FromResult(aggregate));
}
