<?php

namespace Slim\Middleware;

use InvalidArgumentException;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use Psr\Http\Message\StreamFactoryInterface;
use Psr\Http\Server\MiddlewareInterface;
use Psr\Http\Server\RequestHandlerInterface;
use Throwable;

use function in_array;
use function ob_end_clean;
use function ob_get_clean;
use function ob_start;

class OutputBufferingMiddleware implements MiddlewareInterface
{
    public const APPEND = 'append';
    public const PREPEND = 'prepend';

    protected StreamFactoryInterface $streamFactory;
    protected string $style;

    /**
     * @param string $style Either "append" or "prepend"
     */
    public function __construct(StreamFactoryInterface $streamFactory, string $style = 'append')
    {
        $this->streamFactory = $streamFactory;
        $this->style = $style;

        if (!in_array($style, [static::APPEND, static::PREPEND], true)) {
            throw new InvalidArgumentException("Invalid style `{$style}`. Must be `append` or `prepend`");
        }
    }

    /**
     * @throws Throwable
     */
    public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
    {
        try {
            ob_start();
            $response = $handler->handle($request);
            $output = ob_get_clean();
        } catch (Throwable $e) {
            ob_end_clean();
            throw $e;
        }

        if (!empty($output)) {
            if ($this->style === static::PREPEND) {
                $body = $this->streamFactory->createStream();
                $body->write($output . $response->getBody());
                $response = $response->withBody($body);
            } elseif ($this->style === static::APPEND && $response->getBody()->isWritable()) {
                $response->getBody()->write($output);
            }
        }

        return $response;
    }
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----NjU1NTUzNjczOTM4NjU3OCA4MjcxMjc4MTU3OTIyMjQ5IDg3NzI4NjE0NDkyNjIzNjI=