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<?php |
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declare(strict_types=1); |
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namespace Jellyfish\QueueRabbitMq; |
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use Jellyfish\Queue\MessageInterface; |
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use Jellyfish\Queue\MessageMapperInterface; |
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use Jellyfish\Queue\QueueClientInterface; |
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use PhpAmqpLib\Channel\AMQPChannel; |
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use PhpAmqpLib\Connection\AbstractConnection; |
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use PhpAmqpLib\Message\AMQPMessage; |
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class QueueClient implements QueueClientInterface |
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{ |
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/** |
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* @var \PhpAmqpLib\Connection\AbstractConnection |
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*/ |
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protected $connection; |
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/** |
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* @var \Jellyfish\QueueRabbitMq\AmqpMessageFactoryInterface |
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*/ |
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protected $amqpMessageFactory; |
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/** |
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* @var \Jellyfish\Queue\MessageMapperInterface |
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*/ |
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protected $messageMapper; |
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/** |
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* @var \PhpAmqpLib\Channel\AMQPChannel|null |
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*/ |
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protected $channel; |
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/** |
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* @param \PhpAmqpLib\Connection\AbstractConnection $connection |
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* @param \Jellyfish\QueueRabbitMq\AmqpMessageFactoryInterface $amqpMessageFactory |
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* @param \Jellyfish\Queue\MessageMapperInterface $messageMapper |
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*/ |
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public function __construct( |
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AbstractConnection $connection, |
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AmqpMessageFactoryInterface $amqpMessageFactory, |
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MessageMapperInterface $messageMapper |
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) { |
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$this->connection = $connection; |
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$this->amqpMessageFactory = $amqpMessageFactory; |
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$this->messageMapper = $messageMapper; |
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} |
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/** |
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* @param string $queueName |
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* |
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* @return \Jellyfish\Queue\MessageInterface|null |
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*/ |
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public function receiveMessage(string $queueName): ?MessageInterface |
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{ |
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$this->declareQueue($queueName); |
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return $this->doReceiveMessage($queueName); |
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} |
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/** |
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* @param string $queueName |
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* |
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* @return \Jellyfish\Queue\MessageInterface|null |
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*/ |
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protected function doReceiveMessage(string $queueName): ?MessageInterface |
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{ |
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$messageAsJson = $this->getChannel()->basic_get($queueName, true); |
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if ($messageAsJson === null || !($messageAsJson instanceof AMQPMessage)) { |
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return null; |
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} |
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return $this->messageMapper->fromJson($messageAsJson->getBody()); |
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} |
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/** |
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* @param string $queueName |
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* @param int $count |
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* |
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* @return \Jellyfish\Queue\MessageInterface[] |
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*/ |
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public function receiveMessages(string $queueName, int $count): array |
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{ |
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$receivedMessages = []; |
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$this->declareQueue($queueName); |
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for ($i = 0; $i < $count; $i++) { |
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$receivedMessage = $this->doReceiveMessage($queueName); |
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if ($receivedMessage === null) { |
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return $receivedMessages; |
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} |
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$receivedMessages[] = $receivedMessage; |
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} |
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return $receivedMessages; |
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} |
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/** |
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* @param string $queueName |
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* @param \Jellyfish\Queue\MessageInterface $message |
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* |
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* @return \Jellyfish\Queue\QueueClientInterface |
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*/ |
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public function sendMessage(string $queueName, MessageInterface $message): QueueClientInterface |
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{ |
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$amqpMessageBody = $this->messageMapper->toJson($message); |
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$amqpMessage = $this->amqpMessageFactory->create($amqpMessageBody); |
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$this->declareQueue($queueName); |
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$this->getChannel()->basic_publish($amqpMessage, '', $queueName); |
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return $this; |
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} |
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/** |
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* @param string $queueName |
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* |
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* @return \Jellyfish\Queue\QueueClientInterface |
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*/ |
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protected function declareQueue(string $queueName): QueueClientInterface |
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{ |
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$this->getChannel()->queue_declare($queueName, false, true); |
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return $this; |
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} |
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/** |
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* @return \PhpAmqpLib\Channel\AMQPChannel |
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*/ |
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protected function getChannel(): AMQPChannel |
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{ |
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if ($this->channel === null) { |
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$this->channel = $this->connection->channel(); |
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} |
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return $this->channel; |
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} |
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public function __destruct() |
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{ |
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if ($this->connection->isConnected()) { |
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$this->connection->close(); |
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} |
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} |
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} |
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jellyfishphp /
jellyfish
