File Extension/Skills/Schema/RequestParams/ReadResourceDirectoryRequestParams.php

1:	<?php
2:
3:	declare(strict_types=1);
4:
5:	/**
6:	* This file is part of the Nexus MCP SDK package.
7:	*
8:	* (c) 2026 John Paul E. Balandan, CPA <paulbalandan@gmail.com>
9:	*
10:	* For the full copyright and license information, please view
11:	* the LICENSE file that was distributed with this source code.
12:	*/
13:
14:	namespace Nexus\Mcp\Extension\Skills\Schema\RequestParams;
15:
16:	use Nexus\Assert\Assert;
17:	use Nexus\Mcp\Core\Schema\Cursor;
18:	use Nexus\Mcp\Core\Schema\MetaObject;
19:	use Nexus\Mcp\Core\Schema\MetaObject\RequestMetaObject;
20:	use Nexus\Mcp\Core\Schema\RequestParams;
21:
22:	/**
23:	* Parameters for a `resources/directory/read` request.
24:	*
25:	* @extends RequestParams<array{
26:	* _meta: template-type<RequestMetaObject, MetaObject, 'T'>,
27:	* uri: non-empty-string,
28:	* cursor?: non-empty-string,
29:	* }>
30:	*
31:	* @see https://github.com/modelcontextprotocol/modelcontextprotocol/blob/main/seps/2640-skills-extension.md
32:	*/
33:	final readonly class ReadResourceDirectoryRequestParams extends RequestParams
34:	{
35:	/**
36:	* @param non-empty-string $uri URI of the directory resource, written without a trailing slash
37:	*/
38:	public function __construct(
39:	public string $uri,
40:	RequestMetaObject $meta,
41:	public ?Cursor $cursor = null,
42:	) {
43:	Assert::that($uri)->isNonEmptyString('"params.uri" must be a non-empty string.');
44:
45:	parent::__construct(meta: $meta);
46:	}
47:
48:	#[\Override]
49:	public static function fromArray(array $data): static
50:	{
51:	Assert::that($data)->hasOffset('uri', '"params" is missing the required "uri" key.');
52:	$uri = $data['uri'];
53:	Assert::that($uri)->isNonEmptyString('"params.uri" must be a non-empty string, {type} given.');
54:
55:	$cursor = null;
56:
57:	if (\array_key_exists('cursor', $data)) {
58:	$raw = $data['cursor'];
59:	Assert::that($raw)->isNonEmptyString('"params.cursor" must be a non-empty string, {type} given.');
60:	$cursor = new Cursor(cursor: $raw);
61:	}
62:
63:	Assert::that($data)->hasOffset('_meta', '"params" is missing the required "_meta" key.');
64:	Assert::that($data['_meta'])
65:	->isArray('"params._meta" must be an object, {type} given.')
66:	->not()->isNonEmptyList('"params._meta" must be a string-keyed object.')
67:	;
68:
69:	return new self(uri: $uri, meta: RequestMetaObject::fromArray($data['_meta']), cursor: $cursor);
70:	}
71:
72:	#[\Override]
73:	public function toArray(): array
74:	{
75:	$data = [
76:	'_meta' => $this->meta->toArray(),
77:	'uri' => $this->uri,
78:	];
79:
80:	if (null !== $this->cursor) {
81:	$data['cursor'] = $this->cursor->cursor;
82:	}
83:
84:	return $data;
85:	}
86:	}
87:

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