File Schema/Result/CallToolResult.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) 2025 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\Schema\Result;
15:
16:	use Nexus\Mcp\Schema\Arrayable;
17:	use Nexus\Mcp\Schema\Content\AudioContent;
18:	use Nexus\Mcp\Schema\Content\ContentBlock;
19:	use Nexus\Mcp\Schema\Content\EmbeddedResource;
20:	use Nexus\Mcp\Schema\Content\ImageContent;
21:	use Nexus\Mcp\Schema\Content\ResourceLink;
22:	use Nexus\Mcp\Schema\Content\TextContent;
23:
24:	/**
25:	* The server's response to a tool call.
26:	*
27:	* @phpstan-type UnstructuredContent AudioContent\|EmbeddedResource\|ImageContent\|ResourceLink\|TextContent
28:	*
29:	* @extends Result<array{
30:	* _meta?: array<string, mixed>,
31:	* content: list<template-type<UnstructuredContent, Arrayable, 'T'>>,
32:	* isError?: bool,
33:	* structuredContent?: template-type<StructuredContent, Arrayable, 'T'>,
34:	* }>
35:	*/
36:	final readonly class CallToolResult extends Result implements ServerResult
37:	{
38:	/**
39:	* @param list<UnstructuredContent> $content A list of content objects that represent the unstructured
40:	* result of the tool call.
41:	* @param null\|bool $isError Whether the tool call ended in an error.
42:	* @param null\|StructuredContent $structuredContent An optional JSON object that represents the structured
43:	* result of the tool call.
44:	*/
45:	public function __construct(
46:	public array $content,
47:	public ?bool $isError = null,
48:	public ?StructuredContent $structuredContent = null,
49:	?array $meta = null,
50:	) {
51:	parent::__construct($meta);
52:	}
53:
54:	#[\Override]
55:	public function toArray(): array
56:	{
57:	return array_filter([
58:	'_meta' => $this->meta,
59:	'content' => array_map(
60:	static fn(Arrayable&ContentBlock $block): array => $block->toArray(),
61:	$this->content,
62:	),
63:	'isError' => $this->isError,
64:	'structuredContent' => $this->structuredContent?->toArray(),
65:	], static fn(mixed $value): bool => null !== $value);
66:	}
67:	}
68:

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