Add new command: "Remove failed messages command" (#1132)

src/Command/RemoveFailedMessagesCommand.php

@@ -0,0 +1,49 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Command;
+
+use Doctrine\ORM\EntityManagerInterface;
+use Symfony\Component\Console\Attribute\AsCommand;
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Style\SymfonyStyle;
+
+#[AsCommand(
+    name: 'mbin:messenger:failed:remove_all',
+    description: 'This command removes all failed messages from the failed queue (database).',
+)]
+class RemoveFailedMessagesCommand extends Command
+{
+    public function __construct(
+        private readonly EntityManagerInterface $entityManager,
+    ) {
+        parent::__construct();
+    }
+
+    protected function configure(): void
+    {
+    }
+
+    protected function execute(InputInterface $input, OutputInterface $output): int
+    {
+        $io = new SymfonyStyle($input, $output);
+
+        $this->removeFailedMessages();
+
+        return Command::SUCCESS;
+    }
+
+    /**
+     * Remove all failed messages from database.
+     */
+    private function removeFailedMessages()
+    {
+        $this->entityManager->getConnection()->executeQuery(
+            'DELETE FROM messenger_messages WHERE queue_name = ?',
+            ['failed']
+        );
+    }
+}