<?php
declare(strict_types=1);
namespace Butschster\ContextGenerator\McpServer\Routing;
use Laminas\Diactoros\ServerRequest;
use Psr\Http\Message\ServerRequestInterface;
final readonly class Mcp2PsrRequestAdapter
{
/**
* Convert MCP request parameters to PSR-7 ServerRequestInterface
*/
public function createPsrRequest(string $method, array $mcpParams = []): ServerRequestInterface
{
$path = '/' . $method;
// Default to GET method for all requests
$httpMethod = 'GET';
// Use POST for methods that modify state (typically tool calls)
if (\str_starts_with($method, 'tools/call')) {
$httpMethod = 'POST';
}
// Create request with parameters as attributes and/or body
$request = new ServerRequest([], [], $path, $httpMethod);
// Add MCP parameters as request attributes
foreach ($mcpParams as $key => $value) {
$request = $request->withAttribute($key, $value);
}
// For POST requests, also add parameters to parsed body
if ($httpMethod === 'POST' && !empty($mcpParams)) {
$request = $request->withParsedBody($mcpParams);
}
return $request;
}
}
