@Configuration
public class AppConfiguration {

	@Autowired
	private EventStore eventStore;

	@Autowired
	private Serializer serializer;

	@Autowired
	private EntityManager entityManager;

	@Bean
	public AggregateFactory<Account> aggregateFactory(){
		return new GenericAggregateFactory<Account>(Account.class);
	}

	@Bean
	public EventCountSnapshotTriggerDefinition countSnapshotTriggerDefinition(){
		return new EventCountSnapshotTriggerDefinition(snapShotter(), 3);
	}

	@Bean
	public Snapshotter snapShotter(){
		return new AggregateSnapshotter(eventStore, aggregateFactory());
	}

	@Bean
	public EventSourcingRepository<Account> accountRepository(){
		return new EventSourcingRepository<>(aggregateFactory(), eventStore, countSnapshotTriggerDefinition());
	}

	public JpaTokenStore tokenStore(){
		return new JpaTokenStore(new SimpleEntityManagerProvider(entityManager), serializer);
	}

}