<?php

/**
 * @author Christoph Wurst <christoph@winzerhof-wurst.at>
 * @author Maadix
 *
 * Mail
 *
 * This code is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License, version 3,
 * as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License, version 3,
 * along with this program.  If not, see <http://www.gnu.org/licenses/>
 *
 */

namespace OCA\Mail\Command;

use OCA\Mail\Db\MailAccountMapper;
use OCP\Security\ICrypto;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;

class UpdateAccount extends Command {
	public const ARGUMENT_USER_ID = 'user-id';
	public const ARGUMENT_EMAIL = 'email';
	public const ARGUMENT_IMAP_HOST = 'imap-host';
	public const ARGUMENT_IMAP_PORT = 'imap-port';
	public const ARGUMENT_IMAP_SSL_MODE = 'imap-ssl-mode';
	public const ARGUMENT_IMAP_USER = 'imap-user';
	public const ARGUMENT_IMAP_PASSWORD = 'imap-password';
	public const ARGUMENT_SMTP_HOST = 'smtp-host';
	public const ARGUMENT_SMTP_PORT = 'smtp-port';
	public const ARGUMENT_SMTP_SSL_MODE = 'smtp-ssl-mode';
	public const ARGUMENT_SMTP_USER = 'smtp-user';
	public const ARGUMENT_SMTP_PASSWORD = 'smtp-password';

	/** @var mapper */
	private $mapper;

	/** @var ICrypto */
	private $crypto;

	public function __construct(MailAccountMapper $mapper, ICrypto $crypto) {
		parent::__construct();

		$this->mapper = $mapper;
		$this->crypto = $crypto;
	}

	/**
	 * @return void
	 */
	protected function configure() {
		$this->setName('mail:account:update');
		$this->setDescription('Update a user\'s IMAP account');
		$this->addArgument(self::ARGUMENT_USER_ID, InputArgument::REQUIRED);
		$this->addArgument(self::ARGUMENT_EMAIL, InputArgument::REQUIRED);

		$this->addOption(self::ARGUMENT_IMAP_HOST, '', InputOption::VALUE_OPTIONAL);
		$this->addOption(self::ARGUMENT_IMAP_PORT, '', InputOption::VALUE_OPTIONAL);
		$this->addOption(self::ARGUMENT_IMAP_SSL_MODE, '', InputOption::VALUE_OPTIONAL);
		$this->addOption(self::ARGUMENT_IMAP_USER, '', InputOption::VALUE_OPTIONAL);
		$this->addOption(self::ARGUMENT_IMAP_PASSWORD, '', InputOption::VALUE_OPTIONAL);

		$this->addOption(self::ARGUMENT_SMTP_HOST, '', InputOption::VALUE_OPTIONAL);
		$this->addOption(self::ARGUMENT_SMTP_PORT, '', InputOption::VALUE_OPTIONAL);
		$this->addOption(self::ARGUMENT_SMTP_SSL_MODE, '', InputOption::VALUE_OPTIONAL);
		$this->addOption(self::ARGUMENT_SMTP_USER, '', InputOption::VALUE_OPTIONAL);
		$this->addOption(self::ARGUMENT_SMTP_PASSWORD, '', InputOption::VALUE_OPTIONAL);
	}

	protected function execute(InputInterface $input, OutputInterface $output): int {
		$userId = $input->getArgument(self::ARGUMENT_USER_ID);
		$email = $input->getArgument(self::ARGUMENT_EMAIL);

		$imapHost = $input->getOption(self::ARGUMENT_IMAP_HOST);
		$imapPort = $input->getOption(self::ARGUMENT_IMAP_PORT);
		$imapSslMode = $input->getOption(self::ARGUMENT_IMAP_SSL_MODE);
		$imapUser = $input->getOption(self::ARGUMENT_IMAP_USER);
		$imapPassword = $input->getOption(self::ARGUMENT_IMAP_PASSWORD);

		$smtpHost = $input->getOption(self::ARGUMENT_SMTP_HOST);
		$smtpPort = $input->getOption(self::ARGUMENT_SMTP_PORT);
		$smtpSslMode = $input->getOption(self::ARGUMENT_SMTP_SSL_MODE);
		$smtpUser = $input->getOption(self::ARGUMENT_SMTP_USER);
		$smtpPassword = $input->getOption(self::ARGUMENT_SMTP_PASSWORD);

		$mailAccount = $this->mapper->findByUserIdAndEmail($userId, $email);

		if ($mailAccount) {
			//INBOUND
			if ($input->getOption(self::ARGUMENT_IMAP_HOST)) {
				$mailAccount->setInboundHost($imapHost);
			}

			if ($input->getOption(self::ARGUMENT_IMAP_PORT)) {
				$mailAccount->setInboundPort((int) $imapPort);
			}

			if ($input->getOption(self::ARGUMENT_IMAP_SSL_MODE)) {
				$mailAccount->setInboundSslMode($imapSslMode);
			}

			if ($input->getOption(self::ARGUMENT_IMAP_PASSWORD)) {
				$mailAccount->setInboundPassword($this->crypto->encrypt($imapPassword));
			}

			if ($input->getOption(self::ARGUMENT_SMTP_USER)) {
				$mailAccount->setInboundUser($imapUser);
			}

			// OUTBOUND

			if ($input->getOption(self::ARGUMENT_SMTP_HOST)) {
				$mailAccount->setOutboundHost($smtpHost);
			}

			if ($input->getOption(self::ARGUMENT_SMTP_PORT)) {
				$mailAccount->setOutboundPort((int) $smtpPort);
			}

			if ($input->getOption(self::ARGUMENT_SMTP_SSL_MODE)) {
				$mailAccount->setOutboundSslMode($smtpSslMode);
			}

			if ($input->getOption(self::ARGUMENT_SMTP_PASSWORD)) {
				$mailAccount->setOutboundPassword($this->crypto->encrypt($smtpPassword));
			}
			
			if ($input->getOption(self::ARGUMENT_SMTP_USER)) {
				$mailAccount->setOutboundUser($smtpUser);
			}

			$this->mapper->save($mailAccount);

			$output->writeln("<info>Account $email for user $userId succesfully updated </info>");
			return 1;
		} else {
			$output->writeln("<info>No Email Account $email found for user $userId </info>");
		}

		return 0;
	}
}