/// <summary>
/// Configure DynamoDb saga repository
/// </summary>
/// <param name="services"></param>
/// <param name="configure"></param>
public static void AddDynamoDbEventStore <TSaga>(this IServiceCollection services, Action <DynamoDbEventStoreOptions> configure = null) where TSaga : class, IEventSourcedSaga
{
var options = new DynamoDbEventStoreOptions();
configure?.Invoke(options);
var name = typeof(TSaga).Name;
if (options.StoreName is null)
{
options.StoreName = $"MassTransist.DynamoDbIntegration.{name}";
}
services.AddSingleton(options);
var provider = services.BuildServiceProvider();
var knownEventTypes = provider.GetService <KnownEventTypes>();
if (knownEventTypes is null)
{
throw new InvalidOperationException("Known events types should be registered before register saga repository. Consider use RegisterKnownEventsTypes(params Type[] knownEvetTypes)");
}
services.AddAWSService <IAmazonDynamoDB>(options);
services.AddSingleton <IDynamoDbEventStoreDatabaseContext, DynamoDbEventStoreDatabaseContext>();
services.AddAsyncInitializer <DynamoDbEventStoreDatabaseContextInitializer>();
var client = services.BuildServiceProvider().GetService <IAmazonDynamoDB>();
var repository = new DynamoDbSagaRepository <TSaga>(new DynamoDBContext(client), options, knownEventTypes);
services.AddSingleton <DynamoDbSagaRepository <TSaga> >(repository);
}
public StateMachineSpecs(DynamoDbEventStoreFixture fixture)
{
_knownEventTypes = new KnownEventTypes();
_knownEventTypes.RegisterTypes(typeof(ProcessStarted), typeof(ProcessStopped), typeof(SomeStringAssigned));
_fixture = fixture;
_sagaId = Guid.NewGuid();
_harness = new InMemoryTestHarness();
_repository = new DynamoDbSagaRepository <Instance>(_fixture.Connection, _fixture.Options, _knownEventTypes);
_machine = new TestStateMachine();
_saga = _harness.StateMachineSaga(_machine, _repository);
TaskUtil.Await(StartHarness);
}
