protected bool IsRepeatedCommand(IStatusItemCommand command, IEventStoreAggregateId eventStoreAggregateId, IStatusItemState state) { bool repeated = false; if (((IStatusItemStateProperties)state).Version == command.AggregateVersion + 1) { if (state.CommandId == command.CommandId) { repeated = true; } } return(repeated); }
protected virtual void Update(IStatusItemCommand c, Action <IStatusItemAggregate> action) { var aggregateId = c.AggregateId; var state = StateRepository.Get(aggregateId, false); var aggregate = GetStatusItemAggregate(state); var eventStoreAggregateId = ToEventStoreAggregateId(aggregateId); var repeated = IsRepeatedCommand(c, eventStoreAggregateId, state); if (repeated) { return; } aggregate.ThrowOnInvalidStateTransition(c); action(aggregate); Persist(eventStoreAggregateId, aggregate, state); }
private static bool IsCommandCreate(IStatusItemCommand c) { return(c.Version == StatusItemState.VersionZero); }