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<?php |
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namespace Darkilliant\MqProcessBundle\Step; |
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use Darkilliant\MqProcessBundle\Message\Message; |
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use Darkilliant\MqProcessBundle\Message\Provider\AmqpMessageProvider; |
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use Darkilliant\MqProcessBundle\Message\Provider\MessageProviderFactory; |
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use Darkilliant\ProcessBundle\State\ProcessState; |
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use Darkilliant\ProcessBundle\Step\AbstractConfigurableStep; |
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use Darkilliant\ProcessBundle\Step\IterableStepInterface; |
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use Symfony\Component\OptionsResolver\OptionsResolver; |
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class ConsumeMessageStep extends AbstractConfigurableStep implements IterableStepInterface |
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{ |
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/** @var Message */ |
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private $currentMessage; |
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/** @var MessageProviderFactory */ |
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private $providerFactory; |
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/** |
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* @throws \AMQPConnectionException |
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*/ |
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public function __construct(MessageProviderFactory $providerFactory) |
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{ |
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$this->providerFactory = $providerFactory; |
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} |
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public function configureOptionResolver(OptionsResolver $resolver): OptionsResolver |
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{ |
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$resolver->setRequired(['queue', 'exchange', 'client', 'ack_required', 'persistant', 'batch_count']); |
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$resolver->setDefault('client', 'amqp_lib'); |
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$resolver->setDefault('ack_required', true); |
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$resolver->setDefault('persistant', true); |
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$resolver->setDefault('batch_count', 1); |
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return parent::configureOptionResolver($resolver); |
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} |
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public function execute(ProcessState $state) |
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{ |
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$state->info('start consume'); |
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$state->setContext('queue', $state->getOptions()['queue']); |
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$this->getProvider($state)->consume($state->getOptions()['ack_required']); |
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} |
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public function getProgress(ProcessState $state) |
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{ |
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return 50; |
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} |
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public function count(ProcessState $state) |
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{ |
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return 100; |
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} |
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public function next(ProcessState $state) |
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{ |
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$this->currentMessage = null; |
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$raw = $this->getCurrent($state)->getBody(); |
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$data = json_decode($raw, true); |
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$state->info('consume message', ['data' => $data]); |
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$state->setData($data); |
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} |
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public function valid(ProcessState $state) |
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{ |
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return true; |
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} |
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public function onSuccessLoop(ProcessState $state) |
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{ |
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if (!$state->getOptions()['ack_required']) { |
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return; |
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} |
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$this->getProvider($state)->messageOk($this->getCurrent($state)); |
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} |
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public function onFailedLoop(ProcessState $state) |
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{ |
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if (!$state->getOptions()['ack_required']) { |
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return; |
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} |
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$this->getProvider($state)->messageKo($this->getCurrent($state)); |
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} |
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private function getProviderName(ProcessState $state) |
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{ |
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$options = $state->getOptions(); |
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return $options['queue']; |
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} |
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private function getProvider(ProcessState $state): AmqpMessageProvider |
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{ |
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return $this->providerFactory->factory($this->getProviderName($state), $state->getOptions()); |
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} |
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private function getCurrent(ProcessState $state): Message |
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{ |
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while (null === $this->currentMessage) { |
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$message = $this->getProvider($state)->fetchMessage(); |
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if (null !== $message) { |
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return $this->currentMessage = $message; |
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} |
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$this->getProvider($state)->waitChannel(false); |
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} |
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return $this->currentMessage; |
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} |
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} |
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jean-pasqualini /
import
