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Editing: PredictImportance.php

<?php

declare(strict_types=1);

/**
 * SPDX-FileCopyrightText: 2022 Nextcloud GmbH and Nextcloud contributors
 * SPDX-License-Identifier: AGPL-3.0-or-later
 */

namespace OCA\Mail\Command;

use OCA\Mail\AddressList;
use OCA\Mail\Db\Message;
use OCA\Mail\Service\AccountService;
use OCA\Mail\Service\Classification\ImportanceClassifier;
use OCA\Mail\Support\ConsoleLoggerDecorator;
use OCP\AppFramework\Db\DoesNotExistException;
use OCP\IConfig;
use Psr\Log\LoggerInterface;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;
use function memory_get_peak_usage;

final class PredictImportance extends Command {
	public const ARGUMENT_ACCOUNT_ID = 'account-id';
	public const ARGUMENT_SENDER = 'sender';
	public const ARGUMENT_SUBJECT = 'subject';

private AccountService $accountService;
	private ImportanceClassifier $classifier;
	private IConfig $config;
	private LoggerInterface $logger;

public function __construct(AccountService $service,
		ImportanceClassifier $classifier,
		IConfig $config,
		LoggerInterface $logger) {
		parent::__construct();

$this->accountService = $service;
		$this->classifier = $classifier;
		$this->logger = $logger;
		$this->config = $config;
	}

protected function configure(): void {
		$this->setName('mail:predict-importance');
		$this->setDescription('Predict importance of an incoming message');
		$this->addArgument(self::ARGUMENT_ACCOUNT_ID, InputArgument::REQUIRED);
		$this->addArgument(self::ARGUMENT_SENDER, InputArgument::REQUIRED);
		$this->addArgument(self::ARGUMENT_SUBJECT, InputArgument::OPTIONAL);
	}

public function isEnabled(): bool {
		return $this->config->getSystemValueBool('debug');
	}

protected function execute(InputInterface $input, OutputInterface $output): int {
		$accountId = (int)$input->getArgument(self::ARGUMENT_ACCOUNT_ID);
		$sender = $input->getArgument(self::ARGUMENT_SENDER);
		$subject = $input->getArgument(self::ARGUMENT_SUBJECT) ?? '';

$consoleLogger = new ConsoleLoggerDecorator(
			$this->logger,
			$output
		);

try {
			$account = $this->accountService->findById($accountId);
		} catch (DoesNotExistException $e) {
			$output->writeln("<error>account $accountId does not exist</error>");
			return 1;
		}
		$fakeMessage = new Message();
		$fakeMessage->setUid(0);
		$fakeMessage->setFrom(AddressList::parse("Name <$sender>"));
		$fakeMessage->setSubject($subject);
		[$prediction] = $this->classifier->classifyImportance(
			$account,
			[$fakeMessage],
			$consoleLogger
		);
		if ($prediction) {
			$output->writeln('Message is important');
		} else {
			$output->writeln('Message is not important');
		}

$mbs = (int)(memory_get_peak_usage() / 1024 / 1024);
		$output->writeln('<info>' . $mbs . 'MB of memory used</info>');
		return 0;
	}
}

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