imagify / vendor / wordpress / php-mcp-schema / src / Client / Sampling / DTO / CreateMessageResult.php

CreateMessageResult.php in Imagify Image Optimization: Optimize Images | Compress & Convert to WebP/AVIF 2.3.2, at vendor/wordpress/php-mcp-schema/src/Client/Sampling/DTO/CreateMessageResult.php

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1	<?php
2
3	declare(strict_types=1);
4
5	namespace WP\McpSchema\Client\Sampling\DTO;
6
7	use WP\McpSchema\Client\Lifecycle\Union\ClientResultInterface;
8	use WP\McpSchema\Common\Protocol\DTO\Result;
9	use WP\McpSchema\Common\Protocol\Factory\SamplingMessageContentBlockFactory;
10	use WP\McpSchema\Common\Traits\ValidatesRequiredFields;
11
12	/**
13	* The client's response to a sampling/createMessage request from the server.
14	* The client should inform the user before returning the sampled message, to allow them
15	* to inspect the response (human in the loop) and decide whether to allow the server to see it.
16	*
17	* @since 2024-11-05
18	* @last-updated 2025-11-25 (modified properties: content, role)
19	*
20	* @mcp-domain Client
21	* @mcp-subdomain Sampling
22	* @mcp-version 2025-11-25
23	*/
24	class CreateMessageResult extends Result implements ClientResultInterface
25	{
26	use ValidatesRequiredFields;
27
28	/**
29	* The name of the model that generated the message.
30	*
31	* @since 2024-11-05
32	*
33	* @var string
34	*/
35	protected string $model;
36
37	/**
38	* The reason why sampling stopped, if known.
39	*
40	* Standard values:
41	* - "endTurn": Natural end of the assistant's turn
42	* - "stopSequence": A stop sequence was encountered
43	* - "maxTokens": Maximum token limit was reached
44	* - "toolUse": The model wants to use one or more tools
45	*
46	* This field is an open string to allow for provider-specific stop reasons.
47	*
48	* @since 2024-11-05
49	*
50	* @var "endTurn"\|"stopSequence"\|"maxTokens"\|"toolUse"\|string\|null
51	*/
52	protected $stopReason;
53
54	/**
55	* @since 2024-11-05
56	*
57	* @var 'user'\|'assistant'
58	*/
59	protected string $role;
60
61	/**
62	* @since 2024-11-05
63	*
64	* @var array<\WP\McpSchema\Common\Protocol\Union\SamplingMessageContentBlockInterface\|\WP\McpSchema\Common\Protocol\Union\SamplingMessageContentBlockInterface>
65	*/
66	protected array $content;
67
68	/**
69	* @param string $model @since 2024-11-05
70	* @param 'user'\|'assistant' $role @since 2024-11-05
71	* @param array<\WP\McpSchema\Common\Protocol\Union\SamplingMessageContentBlockInterface\|\WP\McpSchema\Common\Protocol\Union\SamplingMessageContentBlockInterface> $content @since 2024-11-05
72	* @param array<string, mixed>\|null $_meta @since 2024-11-05
73	* @param "endTurn"\|"stopSequence"\|"maxTokens"\|"toolUse"\|string\|null $stopReason @since 2024-11-05
74	*/
75	public function __construct(
76	string $model,
77	string $role,
78	array $content,
79	?array $_meta = null,
80	$stopReason = null
81	) {
82	parent::__construct($_meta);
83	$this->model = $model;
84	$this->role = $role;
85	$this->content = $content;
86	$this->stopReason = $stopReason;
87	}
88
89	/**
90	* Creates an instance from an array.
91	*
92	* @param array{
93	* _meta?: array<string, mixed>\|null,
94	* model: string,
95	* stopReason?: "endTurn"\|"stopSequence"\|"maxTokens"\|"toolUse"\|string\|null,
96	* role: 'user'\|'assistant',
97	* content: array<\WP\McpSchema\Common\Protocol\Union\SamplingMessageContentBlockInterface\|\WP\McpSchema\Common\Protocol\Union\SamplingMessageContentBlockInterface>
98	* } $data
99	* @phpstan-param array<string, mixed> $data
100	* @return self
101	*/
102	public static function fromArray(array $data): self
103	{
104	self::assertRequired($data, ['model', 'role', 'content']);
105
106	/** @var 'user'\|'assistant' $role */
107	$role = self::asString($data['role']);
108
109	/** @var array<\WP\McpSchema\Common\Protocol\Union\SamplingMessageContentBlockInterface\|\WP\McpSchema\Common\Protocol\Union\SamplingMessageContentBlockInterface> $content */
110	$content = array_map(
111	static fn($item) => is_array($item)
112	? SamplingMessageContentBlockFactory::fromArray($item)
113	: $item,
114	self::asArray($data['content'])
115	);
116
117	/** @var "endTurn"\|"stopSequence"\|"maxTokens"\|"toolUse"\|string\|null $stopReason */
118	$stopReason = isset($data['stopReason'])
119	? $data['stopReason']
120	: null;
121
122	return new self(
123	self::asString($data['model']),
124	$role,
125	$content,
126	self::asArrayOrNull($data['_meta'] ?? null),
127	$stopReason
128	);
129	}
130
131	/**
132	* Converts the instance to an array.
133	*
134	* @return array<string, mixed>
135	*/
136	public function toArray(): array
137	{
138	$result = parent::toArray();
139
140	$result['model'] = $this->model;
141	if ($this->stopReason !== null) {
142	$result['stopReason'] = $this->stopReason;
143	}
144	$result['role'] = $this->role;
145	$result['content'] = array_map(static fn($item) => (is_object($item) && method_exists($item, 'toArray')) ? $item->toArray() : $item, $this->content);
146
147	return $result;
148	}
149
150	/**
151	* @return string
152	*/
153	public function getModel(): string
154	{
155	return $this->model;
156	}
157
158	/**
159	* @return "endTurn"\|"stopSequence"\|"maxTokens"\|"toolUse"\|string\|null
160	*/
161	public function getStopReason()
162	{
163	return $this->stopReason;
164	}
165
166	/**
167	* @return 'user'\|'assistant'
168	*/
169	public function getRole(): string
170	{
171	return $this->role;
172	}
173
174	/**
175	* @return array<\WP\McpSchema\Common\Protocol\Union\SamplingMessageContentBlockInterface\|\WP\McpSchema\Common\Protocol\Union\SamplingMessageContentBlockInterface>
176	*/
177	public function getContent(): array
178	{
179	return $this->content;
180	}
181	}
182