<?php

declare (strict_types=1);
/*
 * This file is part of the Monolog package.
 *
 * (c) Jordi Boggiano <j.boggiano@seld.be>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
namespace FluentSmtpLib\Monolog\Processor;

use FluentSmtpLib\Monolog\Utils;
/**
 * Processes a record's message according to PSR-3 rules
 *
 * It replaces {foo} with the value from $context['foo']
 *
 * @author Jordi Boggiano <j.boggiano@seld.be>
 */
class PsrLogMessageProcessor implements \FluentSmtpLib\Monolog\Processor\ProcessorInterface
{
    public const SIMPLE_DATE = "Y-m-d\\TH:i:s.uP";
    /** @var string|null */
    private $dateFormat;
    /** @var bool */
    private $removeUsedContextFields;
    /**
     * @param string|null $dateFormat              The format of the timestamp: one supported by DateTime::format
     * @param bool        $removeUsedContextFields If set to true the fields interpolated into message gets unset
     */
    public function __construct(?string $dateFormat = null, bool $removeUsedContextFields = \false)
    {
        $this->dateFormat = $dateFormat;
        $this->removeUsedContextFields = $removeUsedContextFields;
    }
    /**
     * {@inheritDoc}
     */
    public function __invoke(array $record) : array
    {
        if (\false === \strpos($record['message'], '{')) {
            return $record;
        }
        $replacements = [];
        foreach ($record['context'] as $key => $val) {
            $placeholder = '{' . $key . '}';
            if (\strpos($record['message'], $placeholder) === \false) {
                continue;
            }
            if (\is_null($val) || \is_scalar($val) || \is_object($val) && \method_exists($val, "__toString")) {
                $replacements[$placeholder] = $val;
            } elseif ($val instanceof \DateTimeInterface) {
                if (!$this->dateFormat && $val instanceof \FluentSmtpLib\Monolog\DateTimeImmutable) {
                    // handle monolog dates using __toString if no specific dateFormat was asked for
                    // so that it follows the useMicroseconds flag
                    $replacements[$placeholder] = (string) $val;
                } else {
                    $replacements[$placeholder] = $val->format($this->dateFormat ?: static::SIMPLE_DATE);
                }
            } elseif ($val instanceof \UnitEnum) {
                $replacements[$placeholder] = $val instanceof \BackedEnum ? $val->value : $val->name;
            } elseif (\is_object($val)) {
                $replacements[$placeholder] = '[object ' . \FluentSmtpLib\Monolog\Utils::getClass($val) . ']';
            } elseif (\is_array($val)) {
                $replacements[$placeholder] = 'array' . \FluentSmtpLib\Monolog\Utils::jsonEncode($val, null, \true);
            } else {
                $replacements[$placeholder] = '[' . \gettype($val) . ']';
            }
            if ($this->removeUsedContextFields) {
                unset($record['context'][$key]);
            }
        }
        $record['message'] = \strtr($record['message'], $replacements);
        return $record;
    }
}
