public static EventDenormalizer AttachDenormalizer(this IEventStoreConnection connection,
IStreamPositionGateway gtw, UserCredentials creds, string streamName, Func <Type, object> normalizerFactory,
params Assembly[] normalizerAssemblies)
{
var subscriber = new EventSubscriber(connection, creds, streamName,
new EventTransformator(new JsonEventSerializer(new EventTypeResolver())));
var eventHandler = new ConventionEventHandler(normalizerFactory, normalizerAssemblies);
var result = new EventDenormalizer(subscriber, eventHandler, gtw);
return(result);
}
private static void StartDenormalizer(IMongoDatabase db, params Assembly[] normalizerASsemblies)
{
var subs = new MongoEventSubscriber(db);
var pos = new MongoStreamPositionGateway(db, null);
var normalizerFactory = new Func <Type, object>(Activator.CreateInstance);
var eventHandler = new ConventionEventHandler(normalizerFactory, normalizerASsemblies);
var result = new EventDenormalizer(subs, eventHandler, pos);
result.StartAsync(TimeSpan.FromSeconds(1)).Wait();
}
public static EventDenormalizer UseConvetionBasedDenormalizer(this IApplicationBuilder app, ILoggerFactory logger) // TODO Extract Object Factory like the DomainObjectFacotry
{
Precondition.For(() => app).NotNull();
var config = app.ApplicationServices.GetRequiredService <DenormalizerConfiguration>();
var result = new EventDenormalizer(config.Subscriber,
new ConventionEventHandler(config.Activator, logger, config.DenormalizerAssemblies),
config.StreamPositionGateway);
return(result);
}
public static async Task <IApplicationBuilder> UseCustomerDenormalizerAsync(this IApplicationBuilder app)
{
var cfg = app.ApplicationServices.GetRequiredService <DenormalizerConfiguration>();
app.UseServiceProviderActivator();
var foo = cfg.Activator as ServiceCollectionActivator;
foo.UseProvider(app.ApplicationServices);
EventDenormalizer denormalizer = app.UseConvetionBasedDenormalizer();
await denormalizer.StartAsync(TimeSpan.FromMilliseconds(250));
return(app);
}
