private static IEventFlowOptions ConfigureFirebase(
this IEventFlowOptions eventFlowOptions,
Func <IFirebaseClient> firebaseClientFactory, bool useBackupStore)
{
if (useBackupStore)
{
return(eventFlowOptions.RegisterServices(sr =>
{
sr.Register(f => firebaseClientFactory(), Lifetime.Singleton);
sr.Register <IReadModelDescriptionProvider, ReadModelDescriptionProvider>(Lifetime.Singleton, true);
sr.Register <IReadModelBackUpStore, ReadModelBackUpStore>();
sr.Register <IFirebaseReadStoreConfiguration>(f => new FirebaseReadStoreConfiguration(useBackupStore), Lifetime.Singleton);
}));
}
else
{
return(eventFlowOptions.RegisterServices(sr =>
{
sr.Register(f => firebaseClientFactory(), Lifetime.Singleton);
sr.Register <IReadModelDescriptionProvider, ReadModelDescriptionProvider>(Lifetime.Singleton, true);
sr.Register <IReadModelBackUpStore, MockReadModelBackUpStore>();
sr.Register <IFirebaseReadStoreConfiguration>(f => new FirebaseReadStoreConfiguration(useBackupStore), Lifetime.Singleton);
}));
}
}
public AspNetCoreEventFlowOptions AddUserClaimsMetadata(params string[] includedClaimTypes)
{
var options = new DefaultUserClaimsMetadataOptions(includedClaimTypes);
_options.RegisterServices(s => s.Register <IUserClaimsMetadataOptions>(_ => options));
return(RegisterMetadataProvider <AddUserClaimsMetadataProvider>());
}
public static IEventFlowOptions UseEventStoreEventStore(
this IEventFlowOptions eventFlowOptions,
Uri uri,
ConnectionSettings connectionSettings,
string connectionNamePrefix = null)
{
var sanitizedConnectionNamePrefix = string.IsNullOrEmpty(connectionNamePrefix)
? string.Empty
: connectionNamePrefix + " - ";
var eventStoreConnection = EventStoreConnection.Create(
connectionSettings,
uri,
$"{sanitizedConnectionNamePrefix}EventFlow v{typeof(EventFlowOptionsExtensions).Assembly.GetName().Version}");
#pragma warning disable 618
// TODO: Figure out bootstrapping alternative for 1.0
using (var a = AsyncHelper.Wait)
{
a.Run(eventStoreConnection.ConnectAsync());
}
#pragma warning restore 618
return(eventFlowOptions
.RegisterServices(f => f.Register(r => eventStoreConnection, Lifetime.Singleton))
.UseEventStore <EventStoreEventPersistence>());
}
public static IEventFlowOptions AddAspNetCoreMetadataProviders(
this IEventFlowOptions eventFlowOptions)
{
return(eventFlowOptions
.RegisterServices(sr => sr.Register(typeof(IHttpContextAccessor), typeof(HttpContextAccessor), Lifetime.Singleton))
.AddMetadataProviders(EventFlowAspNetCore.Assembly));
}
public static IEventFlowOptions AddQueryHandlers(
this IEventFlowOptions eventFlowOptions,
IEnumerable <Type> queryHandlerTypes)
{
foreach (var queryHandlerType in queryHandlerTypes)
{
var t = queryHandlerType;
var queryHandlerInterfaces = t
.GetInterfaces()
.Where(i => i.IsGenericType && i.GetGenericTypeDefinition() == typeof(IQueryHandler <,>))
.ToList();
if (!queryHandlerInterfaces.Any())
{
throw new ArgumentException($"Type '{t.PrettyPrint()}' is not an '{typeof(IQueryHandler<,>).PrettyPrint()}'");
}
eventFlowOptions.RegisterServices(sr =>
{
foreach (var queryHandlerInterface in queryHandlerInterfaces)
{
sr.Register(queryHandlerInterface, t);
}
});
}
return(eventFlowOptions);
}
public static IEventFlowOptions UseSnapshotStore<TSnapshotStore>(
this IEventFlowOptions eventFlowOptions,
Lifetime lifetime = Lifetime.AlwaysUnique)
where TSnapshotStore : class, ISnapshotPersistence
{
return eventFlowOptions.RegisterServices(sr => sr.Register<ISnapshotPersistence, TSnapshotStore>(lifetime));
}
public static IEventFlowOptions UseStreamsDbEventStore(
this IEventFlowOptions eventFlowOptions,
string connectionString,
string service)
{
StreamsDBClient client = null;
using (var a = AsyncHelper.Wait)
{
a.Run(StreamsDBClient.Connect(connectionString), c => client = c);
}
return(eventFlowOptions
.RegisterServices(f =>
{
f.Register(r => client, Lifetime.Singleton);
f.Register <NullReadModelLocator, NullReadModelLocator>();
// todo: move to own extension method
//f.Register<IStreamsDbMessageFactory, StreamsDbMessageFactory>(Lifetime.Singleton);
//f.Register<IStreamsDbPublisher, StreamsDbPublisher>(Lifetime.Singleton);
//f.Register<ISubscribeSynchronousToAll, StreamsDbDomainEventPublisher>();
// f.Register(rc => new StreamsDbServiceConfiguration(service), Lifetime.Singleton);
})
//.AddMetadataProvider<ServiceMetadataProvider>()
.UseEventStore <StreamsDbEventPersistence>());
}
public static IEventFlowOptions IncludeLocations(this IEventFlowOptions eventFlowOptions)
{
return(eventFlowOptions
.RegisterServices(sr => { sr.RegisterType(typeof(Invitations)); })
.UseEntityFrameworkReadModel <Location, ApplicationContext>()
.UseEntityFrameworkReadModel <Invitation, ApplicationContext, Invitations>());
}
private static void registerCommon(IEventFlowOptions options, ILxSettings configuration)
{
options.RegisterServices(sr =>
{
sr.Register(rc => configuration, Lifetime.Singleton);
});
}
public static IEventFlowOptions UseEventStore <TEventStore>(
this IEventFlowOptions eventFlowOptions,
Lifetime lifetime = Lifetime.AlwaysUnique)
where TEventStore : class, IEventPersistence
{
return(eventFlowOptions.RegisterServices(f => f.Register <IEventPersistence, TEventStore>(lifetime)));
}
public static IEventFlowOptions UseEventStoreEventStore(
this IEventFlowOptions eventFlowOptions,
Uri uri,
ConnectionSettings connectionSettings,
string connectionNamePrefix = null)
{
var sanitizedConnectionNamePrefix = string.IsNullOrEmpty(connectionNamePrefix)
? string.Empty
: connectionNamePrefix + " - ";
var eventStoreConnection = EventStoreConnection.Create(
connectionSettings,
uri,
$"{sanitizedConnectionNamePrefix}EventFlow v{typeof(EventFlowOptionsExtensions).Assembly.GetName().Version}");
using (var a = AsyncHelper.Wait)
{
a.Run(eventStoreConnection.ConnectAsync());
}
return(eventFlowOptions
.RegisterServices(f => f.Register(r => eventStoreConnection, Lifetime.Singleton))
.RegisterServices(f => f.Register <IEventPersistence, EventStoreEventPersistence>())
.RegisterServices(f => f.Register <IEventStore, EventStoreBase>())
.RegisterServices(f => f.Register <IEventPersistence, EventStoreEventPersistence>()));
}
protected override IRootResolver CreateRootResolver(IEventFlowOptions eventFlowOptions)
{
_elasticsearchUrl = Environment.GetEnvironmentVariable("ELASTICSEARCH_URL");
_indexName = $"eventflow-test-{Guid.NewGuid():D}";
var testReadModelDescriptionProvider = new TestReadModelDescriptionProvider(_indexName);
var resolver = eventFlowOptions
.RegisterServices(sr =>
{
sr.RegisterType(typeof(ThingyMessageLocator));
sr.Register <IReadModelDescriptionProvider>(c => testReadModelDescriptionProvider);
})
.ConfigureElasticsearch(_elasticsearchUrl)
.UseElasticsearchReadModelFor <ThingyAggregate, ThingyId, ElasticsearchThingyReadModel>()
.UseElasticsearchReadModel <ElasticsearchThingyMessageReadModel, ThingyMessageLocator>()
.AddQueryHandlers(
typeof(ElasticsearchThingyGetQueryHandler),
typeof(ElasticsearchThingyGetVersionQueryHandler),
typeof(ElasticsearchThingyGetMessagesQueryHandler))
.CreateResolver();
_elasticClient = resolver.Resolve <IElasticClient>();
_elasticClient.CreateIndex(_indexName, c => c
.Settings(s => s
.NumberOfShards(1)
.NumberOfReplicas(0))
.Mappings(m => m
.Map <ElasticsearchThingyMessageReadModel>(d => d
.AutoMap())));
return(resolver);
}
public static IEventFlowOptions UsePermanentMemoryCache(
this IEventFlowOptions eventFlowOptions)
{
return
(eventFlowOptions.RegisterServices(
r => r.Register <IMemoryCache, DictionaryMemoryCache>(Lifetime.Singleton)));
}
public static IEventFlowOptions AddCommandHandlers(
this IEventFlowOptions eventFlowOptions,
IEnumerable <Type> commandHandlerTypes)
{
foreach (var commandHandlerType in commandHandlerTypes)
{
var t = commandHandlerType;
if (t.GetTypeInfo().IsAbstract)
{
continue;
}
var handlesCommandTypes = t
.GetTypeInfo()
.GetInterfaces()
.Where(
i =>
i.GetTypeInfo().IsGenericType&&
i.GetGenericTypeDefinition() == typeof(ICommandHandler <, , ,>))
.ToList();
if (!handlesCommandTypes.Any())
{
throw new ArgumentException(
$"Type '{commandHandlerType.PrettyPrint()}' does not implement '{typeof(ICommandHandler<,,,>).PrettyPrint()}'");
}
eventFlowOptions.RegisterServices(sr => {
foreach (var handlesCommandType in handlesCommandTypes)
{
sr.Register(handlesCommandType, t);
}
});
}
return(eventFlowOptions);
}
public static IEventFlowOptions AddSubscribers(
this IEventFlowOptions eventFlowOptions,
IEnumerable <Type> subscribeSynchronousToTypes)
{
foreach (var subscribeSynchronousToType in subscribeSynchronousToTypes)
{
var t = subscribeSynchronousToType;
var subscribeTos = t
.GetInterfaces()
.Where(i =>
(i.IsGenericType && i.GetGenericTypeDefinition() == typeof(ISubscribeSynchronousTo <, ,>)) ||
i == typeof(ISubscribeSynchronousToAll))
.ToList();
if (!subscribeTos.Any())
{
throw new ArgumentException($"Type '{t.PrettyPrint()}' is not an '{typeof(ISubscribeSynchronousTo<,,>).PrettyPrint()}'");
}
eventFlowOptions.RegisterServices(sr =>
{
foreach (var subscribeTo in subscribeTos)
{
sr.Register(subscribeTo, t);
}
});
}
return(eventFlowOptions);
}
protected override IRootResolver CreateRootResolver(IEventFlowOptions eventFlowOptions)
{
var elasticsearchUrl = Environment.GetEnvironmentVariable("ELASTICSEARCH_URL") ?? "http://localhost:9200";
// Setup connection settings separateley as by default EventFlow uses SniffingConnectionPool
// which is not working well with elasticserch hosted in local docker
var connectionSettings = new ConnectionSettings(new Uri(elasticsearchUrl))
.ThrowExceptions()
.SniffLifeSpan(TimeSpan.FromMinutes(5))
.DisablePing();
var resolver = eventFlowOptions
.RegisterServices(sr => { sr.RegisterType(typeof(ThingyMessageLocator)); })
.ConfigureElasticsearch(connectionSettings)
.UseElasticsearchReadModel <ElasticsearchThingyReadModel>()
.UseElasticsearchReadModel <ElasticsearchThingyMessageReadModel, ThingyMessageLocator>()
.AddQueryHandlers(
typeof(ElasticsearchThingyGetQueryHandler),
typeof(ElasticsearchThingyGetVersionQueryHandler),
typeof(ElasticsearchThingyGetMessagesQueryHandler))
.CreateResolver();
PrepareIndexes(resolver);
return(resolver);
}
public static IEventFlowOptions AddQueryHandler <TQueryHandler, TQuery, TResult>(
this IEventFlowOptions eventFlowOptions)
where TQueryHandler : class, IQueryHandler <TQuery, TResult>
where TQuery : IQuery <TResult>
{
return(eventFlowOptions.RegisterServices(sr => sr.Register <IQueryHandler <TQuery, TResult>, TQueryHandler>()));
}
public static IEventFlowOptions AddSubscribers(
this IEventFlowOptions eventFlowOptions,
IEnumerable <Type> subscribeSynchronousToTypes)
{
foreach (var subscribeSynchronousToType in subscribeSynchronousToTypes)
{
var t = subscribeSynchronousToType;
if (t.GetTypeInfo().IsAbstract)
{
continue;
}
var subscribeTos = t
.GetTypeInfo()
.GetInterfaces()
.Where(IsSubscriberInterface)
.ToList();
if (!subscribeTos.Any())
{
throw new ArgumentException($"Type '{t.PrettyPrint()}' is not an '{ISubscribeSynchronousToType.PrettyPrint()}', '{ISubscribeAsynchronousToType.PrettyPrint()}' or '{ISubscribeSynchronousToAllType.PrettyPrint()}'");
}
eventFlowOptions.RegisterServices(sr =>
{
foreach (var subscribeTo in subscribeTos)
{
sr.Register(subscribeTo, t);
}
});
}
return(eventFlowOptions);
}
public static IEventFlowOptions AddQueryHandlers(
this IEventFlowOptions eventFlowOptions,
IEnumerable <Type> queryHandlerTypes)
{
foreach (var queryHandlerType in queryHandlerTypes)
{
var t = queryHandlerType;
var queryHandlerInterfaces = t
.GetInterfaces()
.Where(i => i.IsGenericType && i.GetGenericTypeDefinition() == typeof(IQueryHandler <,>))
.ToList();
if (!queryHandlerInterfaces.Any())
{
throw new ArgumentException(string.Format(
"Type '{0}' is not a ISubscribeSynchronousTo<TEvent>",
t.Name));
}
eventFlowOptions.RegisterServices(sr =>
{
foreach (var queryHandlerInterface in queryHandlerInterfaces)
{
sr.Register(queryHandlerInterface, t);
}
});
}
return(eventFlowOptions);
}
public void Register(IEventFlowOptions eventFlowOptions)
{
// Not sure why this not work
eventFlowOptions.AddQueryHandlers(typeof(QueryHandlersModule).Assembly);
eventFlowOptions.RegisterServices(r => { r.Register <BookingQueryHandler, BookingQueryHandler>(); });
}
public static IEventFlowOptions AddQueryHandlers(
this IEventFlowOptions eventFlowOptions,
IEnumerable <Type> queryHandlerTypes)
{
foreach (var queryHandlerType in queryHandlerTypes)
{
var t = queryHandlerType;
if (t.GetTypeInfo().IsAbstract)
{
continue;
}
var queryHandlerInterfaces = t
.GetTypeInfo()
.GetInterfaces()
.Where(IsQueryHandlerInterface)
.ToList();
if (!queryHandlerInterfaces.Any())
{
throw new ArgumentException($"Type '{t.PrettyPrint()}' is not an '{typeof(IQueryHandler<,>).PrettyPrint()}'");
}
eventFlowOptions.RegisterServices(sr =>
{
foreach (var queryHandlerInterface in queryHandlerInterfaces)
{
sr.Register(queryHandlerInterface, t);
}
});
}
return(eventFlowOptions);
}
public static IEventFlowOptions UseEventStore(
this IEventFlowOptions eventFlowOptions,
Func <IResolverContext, IEventStore> eventStoreResolver,
Lifetime lifetime = Lifetime.AlwaysUnique)
{
return(eventFlowOptions.RegisterServices(f => f.Register(eventStoreResolver, lifetime)));
}
public static IEventFlowOptions AddEventUpgraders(
this IEventFlowOptions eventFlowOptions,
IEnumerable <Type> eventUpgraderTypes)
{
foreach (var eventUpgraderType in eventUpgraderTypes)
{
var t = eventUpgraderType;
if (t.GetTypeInfo().IsAbstract)
{
continue;
}
var eventUpgraderForAggregateType = t
.GetTypeInfo()
.GetInterfaces()
.SingleOrDefault(IsEventUpgraderInterface);
if (eventUpgraderForAggregateType == null)
{
throw new ArgumentException($"Type '{eventUpgraderType.Name}' does not have the '{typeof(IEventUpgrader<,>).PrettyPrint()}' interface");
}
eventFlowOptions.RegisterServices(sr => sr.Register(eventUpgraderForAggregateType, t));
}
return(eventFlowOptions);
}
public static IEventFlowOptions UseInMemoryReadStoreFor <TReadModel>(
this IEventFlowOptions eventFlowOptions)
where TReadModel : class, IReadModel
{
return(eventFlowOptions
.RegisterServices(RegisterInMemoryReadStore <TReadModel>)
.UseReadStoreFor <IInMemoryReadStore <TReadModel>, TReadModel>());
}
public static IEventFlowOptions AddMetadataProvider <TMetadataProvider>(
this IEventFlowOptions eventFlowOptions,
Lifetime lifetime = Lifetime.AlwaysUnique)
where TMetadataProvider : class, IMetadataProvider
{
return(eventFlowOptions
.RegisterServices(f => f.Register <IMetadataProvider, TMetadataProvider>(lifetime)));
}
public static IEventFlowOptions UseElasticsearchReadModel <TReadModel>(
this IEventFlowOptions eventFlowOptions)
where TReadModel : class, IReadModel
{
return(eventFlowOptions
.RegisterServices(RegisterElasticsearchReadStore <TReadModel>)
.UseReadStoreFor <IElasticsearchReadModelStore <TReadModel>, TReadModel>());
}
public static IEventFlowOptions AddEventUpgrader <TAggregate, TIdentity>(
this IEventFlowOptions eventFlowOptions,
Func <IResolverContext, IEventUpgrader <TAggregate, TIdentity> > factory)
where TAggregate : IAggregateRoot <TIdentity>
where TIdentity : IIdentity
{
return(eventFlowOptions.RegisterServices(f => f.Register(factory)));
}
public static IEventFlowOptions AddEventUpgrader <TAggregate, TIdentity, TEventUpgrader>(
this IEventFlowOptions eventFlowOptions)
where TAggregate : IAggregateRoot <TIdentity>
where TIdentity : IIdentity
where TEventUpgrader : class, IEventUpgrader <TAggregate, TIdentity>
{
return(eventFlowOptions.RegisterServices(f => f.Register <IEventUpgrader <TAggregate, TIdentity>, TEventUpgrader>()));
}
public static IEventFlowOptions UseMssqlReadModel <TReadModel, TReadModelLocator>(
this IEventFlowOptions eventFlowOptions)
where TReadModel : class, IReadModel
where TReadModelLocator : IReadModelLocator
{
return(eventFlowOptions
.RegisterServices(RegisterMssqlReadStore <TReadModel>)
.UseReadStoreFor <IMssqlReadModelStore <TReadModel>, TReadModel, TReadModelLocator>());
}
public static IEventFlowOptions AddMsSqlReadModel(this IEventFlowOptions efo)
{
return(efo
.RegisterServices(sr => sr.Register <IEntryLocator, EntryLocator>())
.UseMssqlReadModel <CompetitionReadModel>()
.UseMssqlReadModel <EntryReadModel, IEntryLocator>()
.AddQueryHandler <GetAllEntriesQueryHandler, GetAllEntriesQuery, EntryReadModel[]>()
.ConfigureMsSql(MsSqlConfiguration.New.SetConnectionString(ConfigurationManager.ConnectionStrings["ReadModel"].ConnectionString)));
}
protected override IRootResolver CreateRootResolver(IEventFlowOptions eventFlowOptions)
{
var resolver = eventFlowOptions
.RegisterServices(sr => sr.RegisterType(typeof(ThingyMessageLocator)))
.UseInMemoryReadStoreFor<InMemoryThingyReadModel>()
.UseInMemoryReadStoreFor<InMemoryThingyMessageReadModel, ThingyMessageLocator>()
.AddQueryHandlers(
typeof(InMemoryThingyGetQueryHandler),
typeof(InMemoryThingyGetVersionQueryHandler),
typeof(InMemoryThingyGetMessagesQueryHandler))
.CreateResolver();
return resolver;
}
protected override IRootResolver CreateRootResolver(IEventFlowOptions eventFlowOptions)
{
_testDatabase = MsSqlHelpz.CreateDatabase("eventflow");
var resolver = eventFlowOptions
.RegisterServices(sr => sr.RegisterType(typeof (ThingyMessageLocator)))
.ConfigureMsSql(MsSqlConfiguration.New.SetConnectionString(_testDatabase.ConnectionString.Value))
.UseMssqlReadModel<MsSqlThingyReadModel>()
.UseMssqlReadModel<MsSqlThingyMessageReadModel, ThingyMessageLocator>()
.AddQueryHandlers(
typeof(MsSqlThingyGetQueryHandler),
typeof(MsSqlThingyGetVersionQueryHandler),
typeof(MsSqlThingyGetMessagesQueryHandler))
.CreateResolver();
var databaseMigrator = resolver.Resolve<IMsSqlDatabaseMigrator>();
EventFlowEventStoresMsSql.MigrateDatabase(databaseMigrator);
databaseMigrator.MigrateDatabaseUsingEmbeddedScripts(GetType().Assembly);
return resolver;
}
