protected bool IsRepeatedCommand(IUserRoleMvoCommand command, IEventStoreAggregateId eventStoreAggregateId, IUserRoleMvoState state) { bool repeated = false; if (((IUserRoleMvoStateProperties)state).UserVersion > command.AggregateVersion) { var lastEvent = EventStore.GetEvent(typeof(IUserRoleMvoEvent), eventStoreAggregateId, command.AggregateVersion); if (lastEvent != null && lastEvent.CommandId == command.CommandId) { repeated = true; } } return(repeated); }
protected virtual void Update(IUserRoleMvoCommand c, Action <IUserRoleMvoAggregate> action) { var aggregateId = c.AggregateId; var state = StateRepository.Get(aggregateId, false); var aggregate = GetUserRoleMvoAggregate(state); var eventStoreAggregateId = ToEventStoreAggregateId(aggregateId); var repeated = IsRepeatedCommand(c, eventStoreAggregateId, state); if (repeated) { return; } aggregate.ThrowOnInvalidStateTransition(c); action(aggregate); Persist(eventStoreAggregateId, aggregate, state); }
protected virtual void Update(IUserRoleMvoCommand c, Action <IUserRoleMvoAggregate> action) { var aggregateId = c.AggregateId; var state = StateRepository.Get(aggregateId, false); var aggregate = GetUserRoleMvoAggregate(state); var eventStoreAggregateId = ToEventStoreAggregateId(aggregateId); var repeated = IsRepeatedCommand(c, eventStoreAggregateId, state); if (repeated) { return; } aggregate.ThrowOnInvalidStateTransition(c); action(aggregate); EventStore.AppendEvents(eventStoreAggregateId, ((IUserRoleMvoStateProperties)state).UserVersion, aggregate.Changes, () => { StateRepository.Save(state); }); }
private static bool IsCommandCreate(IUserRoleMvoCommand c) { return(c.UserVersion == UserRoleMvoState.VersionZero); }