<?php
namespace Incoviba\Common\Implement\Log\Processor;

use DateInvalidTimeZoneException;
use DateMalformedStringException;
use DateTimeImmutable;
use DateTimeZone;
use Psr\Container\ContainerExceptionInterface;
use Psr\Container\ContainerInterface;
use Psr\Container\NotFoundExceptionInterface;
use Monolog\Formatter;
use Monolog\Handler;
use Monolog\Level;
use Predis;
use Incoviba;
use Throwable;

class ArrayBuilder
{
    public function __construct(protected ContainerInterface $container) {}

    public function build(array $data): array
    {
        $handlers = [];
        foreach ($data as $handlerData) {
            if (in_array($handlerData['handler'], [Handler\StreamHandler::class, Handler\RotatingFileHandler::class,])) {
                $params = [
                    "/logs/{$handlerData['filename']}",
                ];
                if ($handlerData['handler'] === Handler\RotatingFileHandler::class) {
                    $params []= 10;
                }
                try {
                    $formatter = Formatter\LineFormatter::class;
                    if (array_key_exists('formatter', $handlerData)) {
                        $formatter = $handlerData['formatter'];
                    }
                    $handler = new $handlerData['handler'](...$params)
                        ->setFormatter($this->container->get($formatter));
                } catch (NotFoundExceptionInterface | ContainerExceptionInterface $exception) {
                    $this->log($exception, ['handlerData' => $handlerData]);
                    continue;
                }
            } elseif ($handlerData['handler'] === Incoviba\Common\Implement\Log\Handler\MySQL::class) {
                try {
                    $params = [
                        $this->container->get(Incoviba\Common\Define\Connection::class)
                    ];
                    $formatter = Incoviba\Common\Implement\Log\Formatter\PDO::class;
                    if (array_key_exists('formatter', $handlerData)) {
                        $formatter = $handlerData['formatter'];
                    }
                    $handler = new $handlerData['handler'](...$params)
                        ->setFormatter($this->container->get($formatter));
                } catch (NotFoundExceptionInterface | ContainerExceptionInterface $exception) {
                    $this->log($exception, ['handlerData' => $handlerData]);
                    continue;
                }
            } elseif ($handlerData['handler'] === Handler\RedisHandler::class) {
                try {
                    $params = [
                        $this->container->get(Predis\ClientInterface::class),
                        "logs:{$handlerData['name']}"
                    ];
                } catch (NotFoundExceptionInterface | ContainerExceptionInterface $exception) {
                    $this->log($exception, ['handlerData' => $handlerData]);
                    continue;
                }
                $handler = new $handlerData['handler'](...$params);
            }
            if (!isset($handler)) {
                $this->log("Invalid handler", ['handlerData' => $handlerData]);
                continue;
            }
            $params = [
                $handler,
            ];
            if (is_array($handlerData['levels'])) {
                foreach ($handlerData['levels'] as $level) {
                    $params []= $level;
                }
            } else {
                $params []= $handlerData['levels'];
                $params []= Level::Emergency;
            }
            $params []= false;
            $handlers []= new Handler\FilterHandler(...$params);
        }
        return $handlers;
    }

    protected function log(string|Throwable $message, array $context = []): void
    {
        try {
            $dateTime = new DateTimeImmutable('now', new DateTimeZone($_ENV['TZ'] ?? 'America/Santiago'));
        } catch (DateMalformedStringException | DateInvalidTimeZoneException $exception) {
            $dateTime = new DateTimeImmutable();
        }
        if (is_a($message, Throwable::class)) {
            $exception = $message;
            $message = $exception->getMessage();
        }
        $context = json_encode($context, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE);
        if ($context === false) {
            $context = '[]';
        }
        $extra = [];
        $extra['from'] = __FILE__;
        if (isset($exception)) {
            $extra['file'] = $exception->getFile();
            $extra['line'] = $exception->getLine();
            $extra['trace'] = $exception->getTrace();
        }
        $extra = json_encode($extra, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE);
        $code = 0;
        if (isset($exception)) {
            $code = $exception->getCode();
        }
        if ($extra === false) {
            $extra = '[]';
        }
        $output = "[{$dateTime->format('Y-m-d H:i:s P')}] [{$code}] {$message} {$context} {$extra}";
        $filename = '/logs/error.json';
        $fileContents = [];
        if (file_exists($filename)) {
            $fileContents = file_get_contents($filename);
            $fileContents = json_decode($fileContents, true);
            if ($fileContents === false) {
                $fileContents = [];
            }
        }
        $fileContents[$dateTime->getTimestamp()] = $output;
        $fileContents = json_encode($fileContents, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE);
        if ($fileContents === false) {
            $fileContents = '[]';
        }
        file_put_contents($filename, $fileContents);
    }
}