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<?php |
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namespace Werkspot\MessageBus\Message; |
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use DateInterval; |
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use DateTime; |
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use DateTimeImmutable; |
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use Ramsey\Uuid\Uuid; |
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use Throwable; |
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use Werkspot\MessageBus\MessageQueue\AsynchronousMessageInterface; |
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use Werkspot\MessageBus\MessageQueue\Priority; |
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final class AsynchronousMessage implements AsynchronousMessageInterface, MessageInterface |
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{ |
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/** |
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* @var string |
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*/ |
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private $id; |
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/** |
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* @var string |
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*/ |
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private $destination; |
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/** |
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* @var mixed |
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*/ |
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private $payload; |
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/** |
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* @var Priority |
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*/ |
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private $priority; |
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/** |
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* @var DateTimeImmutable |
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*/ |
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private $deliverAt; |
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/** |
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* @var DateTimeImmutable |
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*/ |
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private $createdAt; |
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/** |
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* @var DateTimeImmutable|null |
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*/ |
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private $updatedAt; |
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/** |
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* @var int |
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*/ |
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private $tries = 0; |
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/** |
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* @var string|null |
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*/ |
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private $errors; |
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/** |
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* @var array |
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*/ |
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private $metadata; |
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public function __construct( |
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$payload, |
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string $destination, |
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array $metadata = [], |
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DateTimeImmutable $deliverAt = null, |
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Priority $priority = null |
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) { |
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$this->id = Uuid::uuid4()->toString(); |
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$this->payload = $payload; |
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$this->destination = $destination; |
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$this->metadata = $metadata; |
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$this->deliverAt = $deliverAt ?? $this->defineDeliveryDate(); |
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$this->priority = $priority ?? new Priority(Priority::NORMAL); |
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$this->createdAt = new DateTimeImmutable(); |
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} |
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public function getId(): string |
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{ |
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return $this->id; |
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} |
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public function getDestination(): string |
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{ |
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return $this->destination; |
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} |
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/** |
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* @return mixed |
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*/ |
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public function getPayload() |
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{ |
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return $this->payload; |
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} |
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public function getPriority(): Priority |
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{ |
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return $this->priority; |
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} |
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public function getDeliverAt(): DateTimeImmutable |
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{ |
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return $this->deliverAt; |
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} |
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public function getCreatedAt(): DateTimeImmutable |
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{ |
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return $this->createdAt; |
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} |
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public function getUpdatedAt(): ?DateTimeImmutable |
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{ |
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return $this->updatedAt; |
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} |
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public function getTries(): int |
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{ |
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return $this->tries; |
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} |
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public function getErrors(): ?string |
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{ |
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return $this->errors; |
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} |
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public function fail(Throwable $error): void |
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{ |
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$now = new DateTimeImmutable(); |
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$errorMessage = sprintf( |
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"[%s] '%s': '%s'\n%s", |
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$now->format(DateTime::ATOM), |
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get_class($error), |
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$error->getMessage(), |
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$error->getTraceAsString() |
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); |
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$this->errors .= $errorMessage . "\n\n"; |
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$this->tries++; |
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$this->updateDeliveryDate(); |
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} |
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private function updateDeliveryDate(): void |
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{ |
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$this->deliverAt = $this->defineDeliveryDate(); |
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} |
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private function defineDeliveryDate(): DateTimeImmutable |
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{ |
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$interval = $this->getDateTimeIntervalForTry($this->tries + 1); |
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return (new DateTimeImmutable())->add($interval); |
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} |
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/** |
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* By default we try the command in: |
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* - try 1: 0 minutes |
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* - try 2: 1 minutes |
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* - try 3: 4 minutes |
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* - try 4: 9 minutes |
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* |
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* @param int $try The try of the command, try 1 is the first time the message is delivered |
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*/ |
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private function getDateTimeIntervalForTry(int $try): DateInterval |
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{ |
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$waitingTimeInMinutes = ($try - 1) * ($try - 1); |
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return new DateInterval(sprintf('PT%dM', $waitingTimeInMinutes)); |
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} |
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2 |
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public function getMetadata(): array |
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{ |
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return $this->metadata; |
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} |
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} |
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Werkspot /
message-bus
