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Editing: FunctionCall.php
<?php declare (strict_types=1); namespace WordPress\AiClient\Tools\DTO; use WordPress\AiClient\Common\AbstractDataTransferObject; use WordPress\AiClient\Common\Exception\InvalidArgumentException; /** * Represents a function call request from an AI model. * * This DTO encapsulates information about a function that the AI model * wants to invoke, including the function name and its arguments. * * @since 0.1.0 * * @phpstan-type FunctionCallArrayShape array{id?: string, name?: string, args?: mixed} * * @extends AbstractDataTransferObject<FunctionCallArrayShape> */ class FunctionCall extends AbstractDataTransferObject { public const KEY_ID = 'id'; public const KEY_NAME = 'name'; public const KEY_ARGS = 'args'; /** * @var string|null Unique identifier for this function call. */ private ?string $id; /** * @var string|null The name of the function to call. */ private ?string $name; /** * @var mixed The arguments to pass to the function. */ private $args; /** * Constructor. * * @since 0.1.0 * * @param string|null $id Unique identifier for this function call. * @param string|null $name The name of the function to call. * @param mixed $args The arguments to pass to the function. * @throws InvalidArgumentException If neither id nor name is provided. */ public function __construct(?string $id = null, ?string $name = null, $args = null) { if ($id === null && $name === null) { throw new InvalidArgumentException('At least one of id or name must be provided.'); } $this->id = $id; $this->name = $name; $this->args = $args; } /** * Gets the function call ID. * * @since 0.1.0 * * @return string|null The function call ID. */ public function getId(): ?string { return $this->id; } /** * Gets the function name. * * @since 0.1.0 * * @return string|null The function name. */ public function getName(): ?string { return $this->name; } /** * Gets the function arguments. * * @since 0.1.0 * * @return mixed The function arguments. */ public function getArgs() { return $this->args; } /** * {@inheritDoc} * * @since 0.1.0 */ public static function getJsonSchema(): array { return ['type' => 'object', 'properties' => [self::KEY_ID => ['type' => 'string', 'description' => 'Unique identifier for this function call.'], self::KEY_NAME => ['type' => 'string', 'description' => 'The name of the function to call.'], self::KEY_ARGS => ['type' => ['string', 'number', 'boolean', 'object', 'array', 'null'], 'description' => 'The arguments to pass to the function.']], 'anyOf' => [['required' => [self::KEY_ID]], ['required' => [self::KEY_NAME]]]]; } /** * {@inheritDoc} * * @since 0.1.0 * * @return FunctionCallArrayShape */ public function toArray(): array { $data = []; if ($this->id !== null) { $data[self::KEY_ID] = $this->id; } if ($this->name !== null) { $data[self::KEY_NAME] = $this->name; } if ($this->args !== null) { $data[self::KEY_ARGS] = $this->args; } return $data; } /** * {@inheritDoc} * * @since 0.1.0 */ public static function fromArray(array $array): self { return new self($array[self::KEY_ID] ?? null, $array[self::KEY_NAME] ?? null, $array[self::KEY_ARGS] ?? null); } }
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