protected async Task <CustomerAggregate> Prepare(
IEventStore store,
IAggregateRootServices services,
ICollection <Action <CustomerAggregate> > useCaseActions)
{
Expect.NotNull(store, nameof(store));
Expect.NotNull(services, nameof(services));
Expect.NotEmpty(useCaseActions, nameof(useCaseActions));
var streamId = Guid.NewGuid().ToString("N");
var r = new CustomerAggregate(streamId, services);
using (var sess = store.OpenSession(suppressAmbientTransaction: true))
{
foreach (var action in useCaseActions)
{
action(r);
var ok = await sess.SaveUncommitedEventsAsync <CustomerAggregate, Customer>(r).ConfigureAwait(false);
if (!ok)
{
throw new Exception("failed to prepare root aggregate");
}
}
}
return(r);
}
public static void InitCurrent(IAggregateRootServices instance)
{
Expect.NotNull(instance, nameof(instance));
if (current != null)
{
Trace.TraceWarning("AggregateRootServices.Current is already set");
}
current = instance;
}
protected AggregateRoot(string streamId, IAggregateRootServices services)
{
Expect.NotEmpty(streamId, nameof(streamId));
Expect.NotNull(services, nameof(services));
StreamId = streamId;
Data = new T();
uncommitedEvents = new List <object>();
this.services = services;
}
public static async Task <(CustomerAggregate root, bool ok)> LoadAsync(
this IEventStoreSession sess,
string streamId,
IAggregateRootServices services)
{
var aggregate = new CustomerAggregate(streamId, services);
var success = await sess.HydrateAsync <CustomerAggregate, Customer>(aggregate).ConfigureAwait(false);
return(success ? (aggregate, true) : (null, false));
}
public static CustomerAggregate AsDirtyCustomerAggregate(
this ICollection <Action <CustomerAggregate> > useCase,
IAggregateRootServices services,
string streamId = null)
{
var id = streamId ?? Guid.NewGuid().ToString("N");
var r = new CustomerAggregate(id, services);
foreach (var action in useCase)
{
action(r);
}
return(r);
}
public CustomerAggregate(IAggregateRootServices services)
: this(Guid.NewGuid().ToString("N"), services)
{
}
public CustomerAggregate(string streamId, IAggregateRootServices services)
: base(streamId, services)
{
}