<?php

/**
 * Copyright (c) D3 Data Development (Inh. Thomas Dartsch)
 *
 * For the full copyright and license information, please view
 * the LICENSE file that was distributed with this source code.
 *
 * https://www.d3data.de
 *
 * @copyright (C) D3 Data Development (Inh. Thomas Dartsch)
 * @author    D3 Data Development - Daniel Seifert <info@shopmodule.com>
 * @link      https://www.oxidmodule.com
 */

declare(strict_types=1);

namespace D3\LoggerFactory;

use Exception;
use Monolog\Handler\AbstractHandler;
use Monolog\Handler\AbstractProcessingHandler;
use Monolog\Handler\BufferHandler;
use Monolog\Handler\DeduplicationHandler;
use Monolog\Handler\FingersCrossed\ErrorLevelActivationStrategy;
use Monolog\Handler\FingersCrossedHandler;
use Monolog\Handler\HandlerInterface;
use Monolog\Handler\RotatingFileHandler;
use Monolog\Handler\StreamHandler;
use Monolog\Logger;
use Monolog\Processor\UidProcessor;
use OxidEsales\Eshop\Core\Registry;
use RuntimeException;

class LoggerFactory
{
    use SpecialHandlersTrait;
    use ProcessorsTrait;

    public const SPECIAL_HANDLERS_BUFFERING = 'buffering';
    public const SPECIAL_HANDLERS_LOG_ON_ERROR_ONLY = 'logOnErrorOnly';
    public const SPECIAL_HANDLERS_MAKE_UNIQUE = 'makeUnique';

    public const BUFFERING_OPTION_LIMIT = 'bufferLimit';
    public const BUFFERING_OPTION_LEVEL = 'loglevel';

    public const LOGONERRORONLY_LEVEL   = 'activationLevel';

    public const MAKEUNIQUE_OPTION_LEVEL = 'loglevel';
    public const MAKEUNIQUE_OPTION_TIME = 'time';

    public const PROCESSOR_UNIQUE_ID = 'processorUId';
    public const PROCESSOR_FILTERSENSITIVE = 'processorFilterSensitive';

    public const FILTERSENSITIVE_SECRETS = 'secrets';

    public static function create(): LoggerFactory
    {
        return new LoggerFactory();
    }

    /**
     * @param string $loggerName
     * @param string $filePath
     * @param int $logLevel
     * @param int|null $maxFiles
     * @param array<int|string, string|array<string, string>> $specialHandlerFlags
     * @param array<int|string, string|array<string, string>> $processorFlags
     * @return Logger
     * @throws Exception
     */
    public function getFileLogger(
        string $loggerName,
        string $filePath,
        int $logLevel = Logger::INFO,
        ?int $maxFiles = null,
        array $specialHandlerFlags = [],
        array $processorFlags = []
    ): Logger {
        $logger = new Logger($loggerName);
        $handler = $this->applySpecialHandlers(
            $this->getFileLoggerStreamHandler($filePath, $logLevel, $maxFiles),
            $specialHandlerFlags
        );
        $logger->pushHandler($handler);

        $this->applyProcessors(
            $logger,
            $processorFlags
        );

        return $logger;
    }

    /**
     * @throws Exception
     */
    public function getFileLoggerStreamHandler(
        string $filePath,
        int $logLevel = Logger::INFO,
        ?int $maxFiles = null
    ): AbstractProcessingHandler {
        return is_null($maxFiles) ?
            /**  @phpstan-ignore argument.type */
            new StreamHandler($filePath, $logLevel) :
            /**  @phpstan-ignore argument.type */
            new RotatingFileHandler($filePath, $maxFiles, $logLevel);
    }

    /**
     * @param string $loggerName
     * @param string $filePath
     * @param int $logLevel
     * @param int|null $maxFiles
     * @param array<int|string, string|array<string, string>> $specialHandlerFlags
     * @param array<int|string, string|array<string, string>> $processorFlags
     * @return Logger
     * @throws Exception
     */
    public function getCombinedOxidAndFileLogger(
        string $loggerName,
        string $filePath,
        int $logLevel = Logger::INFO,
        ?int $maxFiles = null,
        array $specialHandlerFlags = [],
        array $processorFlags = []
    ): Logger {
        if (!class_exists(Registry::class)) {
            throw new RuntimeException(__METHOD__.' can executed in OXID eShop installations only');
        }

        $logger = new Logger($loggerName);
        $handler = $this->applySpecialHandlers(
            $this->getFileLoggerStreamHandler($filePath, $logLevel, $maxFiles),
            $specialHandlerFlags
        );
        $logger->pushHandler($handler);

        $oxidLogFilePath = $this->getOxidLogPath('oxideshop.log');
        $oxidHandler = $this->applySpecialHandlers(
            new StreamHandler($oxidLogFilePath, Logger::ERROR),
            $specialHandlerFlags
        );
        $logger->pushHandler($oxidHandler);

        $this->applyProcessors(
            $logger,
            $processorFlags
        );

        return $logger;
    }

    public function getOxidLogPath(string $fileName): string
    {
        if (!class_exists(Registry::class)) {
            throw new RuntimeException(__METHOD__.' can executed in OXID eShop installations only');
        }

        return OX_BASE_PATH . '/log' . DIRECTORY_SEPARATOR . $fileName;
    }
}