Add new command for emptying queus in RabbitMq and MySql

Console/Command/NostoClearQueueCommand.php

@@ -0,0 +1,110 @@
+<?php
+
+namespace Nosto\Tagging\Console\Command;
+
+use Magento\Framework\Exception\LocalizedException;
+use Magento\Framework\MessageQueue\Consumer\ConfigInterface as ConsumerConfig;
+use Magento\Framework\MessageQueue\QueueRepository;
+use RuntimeException;
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Style\SymfonyStyle;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+
+class NostoClearQueueCommand extends Command
+{
+    /**
+     * Nosto Product Sync Update label.
+     *
+     * @var string
+     */
+    public const NOSTO_UPDATE_SYNC_MESSAGE_QUEUE = 'nosto_product_sync.update';
+
+    /**
+     * Nosto Product Sync Delete label.
+     *
+     * @var string
+     */
+    public const NOSTO_DELETE_MESSAGE_QUEUE = 'nosto_product_sync.delete';
+
+    /**
+     * @var ConsumerConfig
+     */
+    private $consumerConfig;
+
+    /**
+     * @var QueueRepository
+     */
+    private $queueRepository;
+
+    private array $consumers = [
+        self::NOSTO_DELETE_MESSAGE_QUEUE,
+        self::NOSTO_UPDATE_SYNC_MESSAGE_QUEUE,
+    ];
+
+    /**
+     * NostoClearQueueCommand constructor.
+     *
+     * @param ConsumerConfig $consumerConfig
+     * @param QueueRepository $queueRepository
+     */
+    public function __construct(
+        ConsumerConfig $consumerConfig,
+        QueueRepository $queueRepository
+    ) {
+        $this->consumerConfig = $consumerConfig;
+        $this->queueRepository = $queueRepository;
+        parent::__construct();
+    }
+
+    /**
+     * Configure the command and the arguments
+     */
+    protected function configure()
+    {
+        $this->setName('nosto:clear:message-queue')
+            ->setDescription('Clear all message queues for Nosto product sync topics.');
+        parent::configure();
+    }
+
+    /**
+     * @inheritDoc
+     */
+    protected function execute(InputInterface $input, OutputInterface $output): int
+    {
+        $io = new SymfonyStyle($input, $output);
+
+        try {
+            foreach ($this->consumers as $queueName) {
+                $this->clearQueue($io, $queueName);
+            }
+            $io->success('Successfully cleared message queues.');
+        } catch (RuntimeException|LocalizedException $e) {
+            $io->error('An error occurred while clearing message queues: ' . $e->getMessage());
+            return 1;
+        }
+        return 0;
+    }
+
+    /**
+     * Clear message queues by consumer name.
+     *
+     * @param SymfonyStyle $io
+     * @param string $consumerName
+     * @return void
+     * @throws LocalizedException
+     */
+    private function clearQueue(SymfonyStyle $io, string $consumerName): void
+    {
+        $io->writeln(sprintf('Clearing messages from %s', $consumerName));
+        $io->createProgressBar();
+        $io->progressStart();
+        $consumerConfig = $this->consumerConfig->getConsumer($consumerName);
+        $queue = $this->queueRepository->get($consumerConfig->getConnection(), $consumerConfig->getQueue());
+        while ($message = $queue->dequeue()) {
+            $io->progressAdvance(1);
+            $queue->acknowledge($message);
+        }
+        $io->progressFinish();
+    }
+}

etc/di.xml

@@ -98,6 +98,9 @@
                 <item name="nosto_generate_customer_reference_command" xsi:type="object">
                     Nosto\Tagging\Console\Command\NostoGenerateCustomerReferenceCommand
                 </item>
+                <item name="nosto_clear_queue_command" xsi:type="object">
+                    Nosto\Tagging\Console\Command\NostoClearQueueCommand
+                </item>
             </argument>
         </arguments>
     </type>
@@ -234,4 +237,9 @@
             <argument name="batchSize" xsi:type="number">500</argument>
         </arguments>
     </type>
+    <type name="Nosto\Tagging\Console\Command\NostoClearQueueCommand">
+        <arguments>
+            <argument name="amqpConfig" xsi:type="object">Magento\Framework\Amqp\Config</argument>
+        </arguments>
+    </type>
 </config>