public static List <INotification> ListDomainEvents(DeOlhoDbContext deOlhoDbContext)
        {
            var domainEntities = deOlhoDbContext.ChangeTracker
                                 .Entries <Entity>()
                                 .Where(x => x.Entity.DomainEvents.Any());

            var domainEvents = domainEntities
                               .SelectMany(x => x.Entity.DomainEvents)
                               .ToList();

            domainEntities.ToList()
            .ForEach(entity => entity.Entity.ClearDomainEvents());

            return(domainEvents);
        }
        public static async Task DispatchDomainEventsAsync(this IMediator mediator, DeOlhoDbContext deOlhoDbContext)
        {
            var domainEvents = ListDomainEvents(deOlhoDbContext);

            while (domainEvents.Any())
            {
                var tasks = domainEvents
                            .Select(async(domainEvent) => {
                    await mediator.Publish(domainEvent);
                });

                await Task.WhenAll(tasks);

                domainEvents = ListDomainEvents(deOlhoDbContext);
            }
        }