php-amqplib / RabbitMqBundle

Command/DeleteCommand.php

<?php

namespace OldSound\RabbitMqBundle\Command;

use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\Console\Question\ConfirmationQuestion;

/**
 * Command to delete a queue
 */
class DeleteCommand extends ConsumerCommand
{
    protected function configure(): void
    {
        $this->addArgument('name', InputArgument::REQUIRED, 'Consumer Name')
             ->setDescription('Delete a consumer\'s queue')
             ->addOption('no-confirmation', null, InputOption::VALUE_NONE, 'Whether it must be confirmed before deleting');

        $this->setName('rabbitmq:delete');
    }

    protected function initialize(InputInterface $input, OutputInterface $output): void
    {
        // nothing to initialize here as BaseConsumerCommand initializes on option that is not available here
    }

    /**
     * @param InputInterface $input
     * @param OutputInterface $output
     *
     * @return int
     */
    protected function execute(InputInterface $input, OutputInterface $output): int
    {
        $noConfirmation = (bool) $input->getOption('no-confirmation');

        if (!$noConfirmation && $input->isInteractive()) {
            $question = new ConfirmationQuestion(
                sprintf(
                    '<question>Are you sure you wish to delete "%s" consumer\'s queue? (y/n)</question>',
                    $input->getArgument('name')
                ),
                false
            );

            if (!$this->getHelper('question')->ask($input, $output, $question)) {
                $output->writeln('<error>Deletion cancelled!</error>');

                return 1;
            }
        }

        $this->consumer = $this->getContainer()
            ->get(sprintf($this->getConsumerService(), $input->getArgument('name')));
        $this->consumer->delete();

The method delete() does not exist on null.

        return 0;
    }
}