File Core/Schema/Request/ReadResourceRequest.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\Core\Schema\Request;
15:
16:	use Nexus\Assert\Assert;
17:	use Nexus\Mcp\Core\Schema\JsonRpc\JsonRpcRequest;
18:	use Nexus\Mcp\Core\Schema\RequestId;
19:	use Nexus\Mcp\Core\Schema\RequestParams;
20:	use Nexus\Mcp\Core\Schema\RequestParams\ReadResourceRequestParams;
21:
22:	/**
23:	* Sent from the client to the server, to read a specific resource URI.
24:	*
25:	* @property-read ReadResourceRequestParams $params
26:	*
27:	* @extends JsonRpcRequest<'resources/read', array{
28:	* jsonrpc: '2.0',
29:	* id: int\|non-empty-string,
30:	* method: 'resources/read',
31:	* params: template-type<ReadResourceRequestParams, RequestParams, 'T'>,
32:	* }>
33:	*
34:	* @see https://modelcontextprotocol.io/specification/draft/schema#readresourcerequest
35:	*/
36:	final readonly class ReadResourceRequest extends JsonRpcRequest implements ClientRequest
37:	{
38:	public function __construct(RequestId $id, ReadResourceRequestParams $params)
39:	{
40:	parent::__construct(id: $id, params: $params);
41:	}
42:
43:	#[\Override]
44:	public static function getMethod(): string
45:	{
46:	return 'resources/read';
47:	}
48:
49:	#[\Override]
50:	public static function fromArray(array $data): static
51:	{
52:	Assert::that($data)->hasOffset('id', 'missing the required "id" key.');
53:	$id = $data['id'];
54:	Assert::that($id)->isArrayKey('"id" must be an int or string, {type} given.');
55:
56:	Assert::that($data)->hasOffset('params', 'missing the required "params" key.');
57:	Assert::that($data['params'])
58:	->isArray('"params" must be an object, {type} given.')
59:	->isMap('"params" must be a string-keyed object.')
60:	;
61:
62:	return new self(
63:	id: new RequestId(id: $id),
64:	params: ReadResourceRequestParams::fromArray($data['params']),
65:	);
66:	}
67:
68:	#[\Override]
69:	public function toArray(): array
70:	{
71:	return [
72:	'jsonrpc' => self::JSONRPC_VERSION,
73:	'id' => $this->id->id,
74:	'method' => static::getMethod(),
75:	'params' => $this->params->toArray(),
76:	];
77:	}
78:	}
79:

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