<?php
/**
 * Status constants.
 *
 * @package Brachmelder
 */

namespace Brachmelder\Check;

defined( 'ABSPATH' ) || exit;

/**
 * Plugin statuses and the traffic light colour they map to.
 */
final class Status {

	const CLOSED    = 'closed';
	const ABANDONED = 'abandoned';
	const OUTDATED  = 'outdated';
	const OK        = 'ok';
	const UNKNOWN   = 'unknown';
	const ERROR     = 'error';
	const PENDING   = 'pending';
	const RED       = 'red';
	const YELLOW    = 'yellow';
	const GREEN     = 'green';
	const GREY      = 'grey';
	const SECURITY  = 'security-issue';

	/**
	 * Sort weight, lower is more severe.
	 *
	 * @var array<string, int>
	 */
	const WEIGHT = array(
		self::CLOSED    => 0,
		self::ABANDONED => 1,
		self::OUTDATED  => 2,
		self::ERROR     => 3,
		self::PENDING   => 4,
		self::UNKNOWN   => 5,
		self::OK        => 6,
	);

	/**
	 * Traffic light colour for a status.
	 *
	 * @param string $status Status constant.
	 * @return string
	 */
	public static function light( string $status ): string {
		switch ( $status ) {
			case self::CLOSED:
				return self::RED;
			case self::ABANDONED:
			case self::OUTDATED:
				return self::YELLOW;
			case self::OK:
				return self::GREEN;
			default:
				return self::GREY;
		}
	}

	/**
	 * Whether a result is critical (closed because of a security issue).
	 *
	 * @param array<string, mixed> $result Evaluated result.
	 * @return bool
	 */
	public static function is_critical( array $result ): bool {
		return isset( $result['status'], $result['reason'] )
			&& self::CLOSED === $result['status']
			&& self::SECURITY === $result['reason'];
	}
}