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<?php

/**
 * ---------------------------------------------------------------------
 *
 * GLPI - Gestionnaire Libre de Parc Informatique
 *
 * http://glpi-project.org
 *
 * @copyright 2015-2022 Teclib' and contributors.
 * @copyright 2003-2014 by the INDEPNET Development Team.
 * @licence   https://www.gnu.org/licenses/gpl-3.0.html
 *
 * ---------------------------------------------------------------------
 *
 * LICENSE
 *
 * This file is part of GLPI.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 *
 * ---------------------------------------------------------------------
 */

namespace Glpi\Console\System;

use Glpi\Console\AbstractCommand;
use Glpi\System\RequirementsManager;
use Symfony\Component\Console\Helper\Table;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;

class CheckRequirementsCommand extends AbstractCommand
{
    protected $requires_db = false;

    protected function configure()
    {
        parent::configure();

        $this->setName('glpi:system:check_requirements');
        $this->setAliases(['system:check_requirements']);
        $this->setDescription(__('Check system requirements'));
    }

    protected function execute(InputInterface $input, OutputInterface $output)
    {

        $requirements_manager = new RequirementsManager();
        $core_requirements = $requirements_manager->getCoreRequirementList(
            $this->db instanceof \DBmysql && $this->db->connected ? $this->db : null
        );

        $informations = new Table($output);
        $informations->setHeaders(
            [
                __('Requirement'),
                __('Status'),
                __('Messages'),
            ]
        );

       /* @var \Glpi\System\Requirement\RequirementInterface $requirement */
        foreach ($core_requirements as $requirement) {
            if ($requirement->isOutOfContext()) {
                continue; // skip requirement if not relevant
            }

            if ($requirement->isValidated()) {
                $status = sprintf('<%s>[%s]</>', 'fg=black;bg=green', __('OK'));
            } else {
                $status = $requirement->isOptional()
                ? sprintf('<%s>[%s]</> ', 'fg=white;bg=yellow', __('INFO'))
                : sprintf('<%s>[%s]</> ', 'fg=white;bg=red', __('ERROR'));
            }

            $badge = $requirement->isOptional()
            ? sprintf('<%s>[%s]</> ', 'fg=black;bg=bright-blue', mb_strtoupper(__('Suggested')))
            : sprintf('<%s>[%s]</> ', 'fg=black;bg=bright-yellow', mb_strtoupper(__('Required')));
            $title = $badge . '<options=bold>' . $requirement->getTitle() . '</>';
            if (!empty($description = $requirement->getDescription())) {
               // wordwrap to to keep table width acceptable
                $wrapped = wordwrap($description, 70, '-----');
                $lines = explode('-----', $wrapped);
                foreach ($lines as $line) {
                    $title .= "\n\e[2m\e[3m" . $line . "\e[0m";
                }
            }

            $informations->addRow(
                [
                    $title,
                    $status,
                    $requirement->isValidated() ? '' : implode("\n", $requirement->getValidationMessages())
                ]
            );
        }

        $informations->render();

        return 0; // Success
    }

    public function mustCheckMandatoryRequirements(): bool
    {

        return false;
    }
}