<?php
declare (strict_types=1);
namespace WordPress\AiClient\Providers\Http\Exception;
use WordPress\AiClient\Common\Exception\InvalidArgumentException;
use WordPress\AiClient\Providers\Http\DTO\Request;
use WordPress\AiClient\Providers\Http\DTO\Response;
use WordPress\AiClient\Providers\Http\Util\ErrorMessageExtractor;
/**
* Exception thrown for 4xx HTTP client errors.
*
* This represents errors where the client request was malformed,
* unauthorized, forbidden, or otherwise invalid.
*
* @since 0.2.0
*/
class ClientException extends InvalidArgumentException
{
/**
* The request that failed.
*
* @var Request|null
*/
protected ?Request $request = null;
/**
* Returns the request that failed as our Request DTO.
*
* @since 0.2.0
*
* @return Request
* @throws \RuntimeException If no request is available
*/
public function getRequest(): Request
{
if ($this->request === null) {
throw new \RuntimeException('Request object not available. This exception was directly instantiated. ' . 'Use a factory method that provides request context.');
}
return $this->request;
}
/**
* Creates a ClientException from a client error response (4xx).
*
* This method extracts error details from common API response formats
* and creates an exception with a descriptive message and status code.
*
* @since 0.2.0
*
* @param Response $response The HTTP response that failed.
* @return self
*/
public static function fromClientErrorResponse(Response $response): self
{
$statusCode = $response->getStatusCode();
$statusTexts = [400 => 'Bad Request', 401 => 'Unauthorized', 403 => 'Forbidden', 404 => 'Not Found', 422 => 'Unprocessable Entity', 429 => 'Too Many Requests'];
if (isset($statusTexts[$statusCode])) {
$errorMessage = sprintf('%s (%d)', $statusTexts[$statusCode], $statusCode);
} else {
$errorMessage = sprintf('Client error (%d): Request was rejected due to client-side issue', $statusCode);
}
// Extract error message from response data using centralized utility
$extractedError = ErrorMessageExtractor::extractFromResponseData($response->getData());
if ($extractedError !== null) {
$errorMessage .= ' - ' . $extractedError;
}
return new self($errorMessage, $statusCode);
}
}