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<?php |
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declare(strict_types=1); |
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namespace Simple\Queue; |
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use LogicException; |
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use DateTimeImmutable; |
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/** |
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* Class Message |
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* @package Simple\Queue |
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*/ |
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class Message |
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{ |
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/** |
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* Message ID |
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* Not set if the message is not send to the database |
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* |
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* @var string|null |
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*/ |
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private ?string $id = null; |
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/** |
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* Message status in the queue |
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* (The message will be deleted from db if successfully processed) |
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* |
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* @var Status |
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*/ |
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private Status $status; |
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/** |
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* Queue name |
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* |
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* @var string |
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*/ |
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private string $queue; |
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/** |
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* Event name |
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* May be empty. Necessary for a more detailed separation of consumer processing |
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* |
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* @var string|null |
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*/ |
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private ?string $event; |
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/** @var bool */ |
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private bool $isJob; |
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/** |
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* Message data |
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* For example: JSON, Serialized string etc. |
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* |
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* @var string |
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*/ |
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private string $body; |
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/** |
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* Processing priority |
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* May affect the sequence of message processing |
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* |
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* @var Priority |
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*/ |
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private Priority $priority; |
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/** |
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* Number of attempts before considering processing a failure |
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* |
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* @var int |
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*/ |
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private int $attempts; |
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/** |
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* Error information during processing |
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* |
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* @var string|null |
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*/ |
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private ?string $error; |
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/** |
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* @var int |
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*/ |
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private int $exactTime; |
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/** |
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* @var DateTimeImmutable |
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*/ |
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private DateTimeImmutable $createdAt; |
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/** |
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* @var DateTimeImmutable|null |
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*/ |
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private ?DateTimeImmutable $redeliveredAt; |
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/** |
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* Message constructor. |
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* @param string $queue |
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* @param string $body |
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*/ |
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public function __construct(string $queue, string $body) |
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{ |
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$this->status = new Status(Status::NEW); |
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$this->queue = $queue; |
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$this->body = $body; |
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$this->priority = new Priority(Priority::DEFAULT); |
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$this->attempts = 0; |
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$this->error = null; |
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$this->event = null; |
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$this->isJob = false; |
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$this->exactTime = time(); |
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$this->createdAt = new DateTimeImmutable('now'); |
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$this->redeliveredAt = null; |
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} |
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/** |
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* @return string |
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*/ |
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public function getId(): string |
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{ |
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if ($this->id === null) { |
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throw new LogicException('The message has no id. It looks like it was not sent to the queue.'); |
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} |
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return $this->id; |
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} |
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/** |
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* @return string |
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*/ |
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public function getStatus(): string |
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{ |
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return (string)$this->status; |
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} |
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/** |
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* @return string|null |
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*/ |
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public function getError(): ?string |
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{ |
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return $this->error; |
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} |
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/** |
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* @return int |
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*/ |
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public function getExactTime(): int |
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{ |
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return $this->exactTime; |
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} |
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/** |
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* @return DateTimeImmutable |
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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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/** |
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* @return int |
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*/ |
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public function getAttempts(): int |
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{ |
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return $this->attempts; |
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} |
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/** |
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* @return string |
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*/ |
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public function getQueue(): string |
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{ |
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return $this->queue; |
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} |
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/** |
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* @return string|null |
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*/ |
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public function getEvent(): ?string |
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{ |
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return $this->event; |
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} |
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/** |
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* @return string |
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*/ |
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public function getBody(): string |
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{ |
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return $this->body; |
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} |
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/** |
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* @return int |
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*/ |
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public function getPriority(): int |
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{ |
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return (int)((string)$this->priority); |
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} |
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/** |
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* @return DateTimeImmutable|null |
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*/ |
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public function getRedeliveredAt(): ?DateTimeImmutable |
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{ |
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return $this->redeliveredAt; |
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} |
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/** |
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* @return bool |
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*/ |
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public function isRedelivered(): bool |
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{ |
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if ((string)$this->status === Status::REDELIVERED) { |
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return true; |
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} |
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return $this->redeliveredAt ? true : false; |
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} |
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/** |
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* @return bool |
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*/ |
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public function isJob(): bool |
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{ |
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return $this->isJob; |
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} |
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/** |
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* @param DateTimeImmutable|null $redeliveredAt |
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* @return $this |
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*/ |
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public function setRedeliveredAt(?DateTimeImmutable $redeliveredAt): self |
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{ |
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$this->redeliveredAt = $redeliveredAt; |
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return $this; |
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} |
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/** |
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* @param string $queue |
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* @return $this |
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*/ |
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public function changeQueue(string $queue): self |
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{ |
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$this->queue = $queue; |
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return $this; |
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} |
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/** |
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* @param int $priority |
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* @return $this |
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*/ |
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public function changePriority(int $priority): self |
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{ |
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$this->priority = new Priority($priority); |
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return $this; |
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} |
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/** |
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* @param string|null $event |
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* @return $this |
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*/ |
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public function setEvent(?string $event): self |
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{ |
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$this->event = $event; |
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return $this; |
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} |
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} |
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