/**
* @param Contract $streamContract
* @param Identifier $streamId
* @return EventEnvelope[]
*/
public function fetch(Contract $streamContract, Identifier $streamId)
{
$records = $this->connection->fetchAll(Query\Select::from(self::TABLE_NAME), ['streamContract' => $streamContract, 'streamId' => $streamId]);
$eventEnvelopes = array_map(function (array $record) {
return EventEnvelope::reconstitute(EventId::fromString($record['eventId']), Contract::with($record['eventContract']), $record['eventPayload']);
}, $records);
return $eventEnvelopes;
}
/**
* @test
* @depends it_should_commit_and_fetch_events
* @dataProvider providePersistence
* @param Persistence $persistence
*/
public function it_should_throw_when_events_have_been_committed_elsewhere(Persistence $persistence)
{
$commitId = CommitId::generate();
$streamContract = Contract::with('My.Contract');
$streamId = OrderId::generate();
$eventEnvelope = EventEnvelope::wrap(EventId::generate(), Contract::with("My.SomethingHasHappened"), "My payload2");
$this->setExpectedException(OptimisticConcurrencyFailed::class);
$persistence->commit($commitId, $streamContract, $streamId, $expectedStreamVersion = 1, [$eventEnvelope]);
}
private function toEventEnvelope()
{
return function (InMemoryRecord $record) {
return EventEnvelope::reconstitute($record->eventId, $record->eventContract, $record->eventPayload);
};
}
/**
* @param Aggregate $aggregate
*/
private function persistAggregate(Aggregate $aggregate)
{
$stream = $this->eventStore->createStream($aggregate->getAggregateContract(), $aggregate->getAggregateId());
$domainEvents = $aggregate->getChanges();
$wrapInEnvelope = function (DomainEvent $domainEvent) {
$eventContract = $this->serializer->contractForDomainEvent($domainEvent);
$payload = $this->serializer->serialize($eventContract, $domainEvent);
return EventEnvelope::wrap(EventId::generate(), $eventContract, $payload);
};
$envelopes = $domainEvents->map($wrapInEnvelope);
$stream->appendAll($envelopes);
// @todo share commitId across aggregates
$stream->commit(CommitId::generate());
$aggregate->clearChanges();
}
