<?php
/**
 * InventoryApi
 * PHP version 8.1
 *
 * @category Class
 * @package  Vend
 * @author   OpenAPI Generator team
 * @link     https://openapi-generator.tech
 */

/**
 * API 2026-07
 *
 * Lightspeed Retail (X-Series) API.
 *
 * The version of the OpenAPI document: 2026-07
 * Contact: x-series.api@lightspeedhq.com
 * Generated by: https://openapi-generator.tech
 * Generator version: 7.23.0
 */

/**
 * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
 * https://openapi-generator.tech
 * Do not edit the class manually.
 */

namespace Vend\Api;

use GuzzleHttp\Client;
use GuzzleHttp\ClientInterface;
use GuzzleHttp\Exception\ConnectException;
use GuzzleHttp\Exception\RequestException;
use GuzzleHttp\Psr7\MultipartStream;
use GuzzleHttp\Psr7\Request;
use GuzzleHttp\RequestOptions;
use Psr\Http\Message\RequestInterface;
use Psr\Http\Message\ResponseInterface;
use Vend\ApiException;
use Vend\Configuration;
use Vend\FormDataProcessor;
use Vend\HeaderSelector;
use Vend\ObjectSerializer;

/**
 * InventoryApi Class Doc Comment
 *
 * @category Class
 * @package  Vend
 * @author   OpenAPI Generator team
 * @link     https://openapi-generator.tech
 */
class InventoryApi
{
    /**
     * @var ClientInterface
     */
    protected $client;

    /**
     * @var Configuration
     */
    protected $config;

    /**
     * @var HeaderSelector
     */
    protected $headerSelector;

    /**
     * @var int Host index
     */
    protected $hostIndex;

    /** @var string[] $contentTypes **/
    public const contentTypes = [
        'createCustomInventoryAdjustmentReason' => [
            'application/json',
        ],
        'createStockAdjustments' => [
            'application/json',
        ],
        'listCustomInventoryAdjustmentReasons' => [
            'application/json',
        ],
        'listInventoryLevels' => [
            'application/json',
        ],
        'listInventoryRecords' => [
            'application/json',
        ],
        'listProductInventoryLevels' => [
            'application/json',
        ],
        'listProductInventoryRecords' => [
            'application/json',
        ],
        'listStockAdjustments' => [
            'application/json',
        ],
        'setReorderPoints' => [
            'application/json',
        ],
        'updateCustomInventoryAdjustmentReason' => [
            'application/json',
        ],
    ];

    /**
     * @param ClientInterface $client
     * @param Configuration   $config
     * @param HeaderSelector  $selector
     * @param int             $hostIndex (Optional) host index to select the list of hosts if defined in the OpenAPI spec
     */
    public function __construct(
        ?ClientInterface $client = null,
        ?Configuration $config = null,
        ?HeaderSelector $selector = null,
        int $hostIndex = 0
    ) {
        $this->client = $client ?: new Client();
        $this->config = $config ?: Configuration::getDefaultConfiguration();
        $this->headerSelector = $selector ?: new HeaderSelector();
        $this->hostIndex = $hostIndex;
    }

    /**
     * Set the host index
     *
     * @param int $hostIndex Host index (required)
     */
    public function setHostIndex($hostIndex): void
    {
        $this->hostIndex = $hostIndex;
    }

    /**
     * Get the host index
     *
     * @return int Host index
     */
    public function getHostIndex()
    {
        return $this->hostIndex;
    }

    /**
     * @return Configuration
     */
    public function getConfig()
    {
        return $this->config;
    }

    /**
     * Operation createCustomInventoryAdjustmentReason
     *
     * Create a custom inventory adjustment reason
     *
     * @param  \Vend\Model\CreateCustomInventoryAdjustmentReasonRequest $create_custom_inventory_adjustment_reason_request create_custom_inventory_adjustment_reason_request (required)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['createCustomInventoryAdjustmentReason'] to see the possible values for this operation
     *
     * @throws \Vend\ApiException on non-2xx response or if the response body is not in the expected format
     * @throws \InvalidArgumentException
     * @return \Vend\Model\CustomInventoryAdjustmentReasonSingleton
     */
    public function createCustomInventoryAdjustmentReason($create_custom_inventory_adjustment_reason_request, string $contentType = self::contentTypes['createCustomInventoryAdjustmentReason'][0])
    {
        list($response) = $this->createCustomInventoryAdjustmentReasonWithHttpInfo($create_custom_inventory_adjustment_reason_request, $contentType);
        return $response;
    }

    /**
     * Operation createCustomInventoryAdjustmentReasonWithHttpInfo
     *
     * Create a custom inventory adjustment reason
     *
     * @param  \Vend\Model\CreateCustomInventoryAdjustmentReasonRequest $create_custom_inventory_adjustment_reason_request (required)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['createCustomInventoryAdjustmentReason'] to see the possible values for this operation
     *
     * @throws \Vend\ApiException on non-2xx response or if the response body is not in the expected format
     * @throws \InvalidArgumentException
     * @return array of \Vend\Model\CustomInventoryAdjustmentReasonSingleton, HTTP status code, HTTP response headers (array of strings)
     */
    public function createCustomInventoryAdjustmentReasonWithHttpInfo($create_custom_inventory_adjustment_reason_request, string $contentType = self::contentTypes['createCustomInventoryAdjustmentReason'][0])
    {
        $request = $this->createCustomInventoryAdjustmentReasonRequest($create_custom_inventory_adjustment_reason_request, $contentType);

        try {
            $options = $this->createHttpClientOption();
            try {
                $response = $this->client->send($request, $options);
            } catch (RequestException $e) {
                throw new ApiException(
                    "[{$e->getCode()}] {$e->getMessage()}",
                    (int) $e->getCode(),
                    $e->getResponse() ? $e->getResponse()->getHeaders() : null,
                    $e->getResponse() ? (string) $e->getResponse()->getBody() : null
                );
            } catch (ConnectException $e) {
                throw new ApiException(
                    "[{$e->getCode()}] {$e->getMessage()}",
                    (int) $e->getCode(),
                    null,
                    null
                );
            }

            $statusCode = $response->getStatusCode();


            switch($statusCode) {
                case 200:
                    return $this->handleResponseWithDataType(
                        '\Vend\Model\CustomInventoryAdjustmentReasonSingleton',
                        $request,
                        $response,
                    );
            }

            

            if ($statusCode < 200 || $statusCode > 299) {
                throw new ApiException(
                    sprintf(
                        '[%d] Error connecting to the API (%s)',
                        $statusCode,
                        (string) $request->getUri()
                    ),
                    $statusCode,
                    $response->getHeaders(),
                    (string) $response->getBody()
                );
            }

            return $this->handleResponseWithDataType(
                '\Vend\Model\CustomInventoryAdjustmentReasonSingleton',
                $request,
                $response,
            );
        } catch (ApiException $e) {
            switch ($e->getCode()) {
                case 200:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\Vend\Model\CustomInventoryAdjustmentReasonSingleton',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    throw $e;
            }
        

            throw $e;
        }
    }

    /**
     * Operation createCustomInventoryAdjustmentReasonAsync
     *
     * Create a custom inventory adjustment reason
     *
     * @param  \Vend\Model\CreateCustomInventoryAdjustmentReasonRequest $create_custom_inventory_adjustment_reason_request (required)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['createCustomInventoryAdjustmentReason'] to see the possible values for this operation
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function createCustomInventoryAdjustmentReasonAsync($create_custom_inventory_adjustment_reason_request, string $contentType = self::contentTypes['createCustomInventoryAdjustmentReason'][0])
    {
        return $this->createCustomInventoryAdjustmentReasonAsyncWithHttpInfo($create_custom_inventory_adjustment_reason_request, $contentType)
            ->then(
                function ($response) {
                    return $response[0];
                }
            );
    }

    /**
     * Operation createCustomInventoryAdjustmentReasonAsyncWithHttpInfo
     *
     * Create a custom inventory adjustment reason
     *
     * @param  \Vend\Model\CreateCustomInventoryAdjustmentReasonRequest $create_custom_inventory_adjustment_reason_request (required)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['createCustomInventoryAdjustmentReason'] to see the possible values for this operation
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function createCustomInventoryAdjustmentReasonAsyncWithHttpInfo($create_custom_inventory_adjustment_reason_request, string $contentType = self::contentTypes['createCustomInventoryAdjustmentReason'][0])
    {
        $returnType = '\Vend\Model\CustomInventoryAdjustmentReasonSingleton';
        $request = $this->createCustomInventoryAdjustmentReasonRequest($create_custom_inventory_adjustment_reason_request, $contentType);

        return $this->client
            ->sendAsync($request, $this->createHttpClientOption())
            ->then(
                function ($response) use ($returnType) {
                    if ($returnType === '\SplFileObject') {
                        $content = $response->getBody(); //stream goes to serializer
                    } else {
                        $content = (string) $response->getBody();
                        if ($returnType !== 'string') {
                            $content = json_decode($content);
                        }
                    }

                    return [
                        ObjectSerializer::deserialize($content, $returnType, []),
                        $response->getStatusCode(),
                        $response->getHeaders()
                    ];
                },
                function ($exception) {
                    $response = $exception->getResponse();
                    $statusCode = $response->getStatusCode();
                    throw new ApiException(
                        sprintf(
                            '[%d] Error connecting to the API (%s)',
                            $statusCode,
                            $exception->getRequest()->getUri()
                        ),
                        $statusCode,
                        $response->getHeaders(),
                        (string) $response->getBody()
                    );
                }
            );
    }

    /**
     * Create request for operation 'createCustomInventoryAdjustmentReason'
     *
     * @param  \Vend\Model\CreateCustomInventoryAdjustmentReasonRequest $create_custom_inventory_adjustment_reason_request (required)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['createCustomInventoryAdjustmentReason'] to see the possible values for this operation
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Psr7\Request
     */
    public function createCustomInventoryAdjustmentReasonRequest($create_custom_inventory_adjustment_reason_request, string $contentType = self::contentTypes['createCustomInventoryAdjustmentReason'][0])
    {

        // verify the required parameter 'create_custom_inventory_adjustment_reason_request' is set
        if ($create_custom_inventory_adjustment_reason_request === null || (is_array($create_custom_inventory_adjustment_reason_request) && count($create_custom_inventory_adjustment_reason_request) === 0)) {
            throw new \InvalidArgumentException(
                'Missing the required parameter $create_custom_inventory_adjustment_reason_request when calling createCustomInventoryAdjustmentReason'
            );
        }


        $resourcePath = '/custom_inventory_adjustment_reasons';
        $formParams = [];
        $queryParams = [];
        $headerParams = [];
        $httpBody = '';
        $multipart = false;





        $headers = $this->headerSelector->selectHeaders(
            ['application/json', ],
            $contentType,
            $multipart
        );

        // for model (json/xml)
        if (isset($create_custom_inventory_adjustment_reason_request)) {
            if (stripos($headers['Content-Type'], 'application/json') !== false) {
                # if Content-Type contains "application/json", json_encode the body
                $httpBody = \GuzzleHttp\Utils::jsonEncode(ObjectSerializer::sanitizeForSerialization($create_custom_inventory_adjustment_reason_request));
            } else {
                $httpBody = $create_custom_inventory_adjustment_reason_request;
            }
        } elseif (count($formParams) > 0) {
            if ($multipart) {
                $multipartContents = [];
                foreach ($formParams as $formParamName => $formParamValue) {
                    $formParamValueItems = is_array($formParamValue) ? $formParamValue : [$formParamValue];
                    foreach ($formParamValueItems as $formParamValueItem) {
                        $multipartContents[] = [
                            'name' => $formParamName,
                            'contents' => $formParamValueItem
                        ];
                    }
                }
                // for HTTP post (form)
                $httpBody = new MultipartStream($multipartContents);

            } elseif (stripos($headers['Content-Type'], 'application/json') !== false) {
                # if Content-Type contains "application/json", json_encode the form parameters
                $httpBody = \GuzzleHttp\Utils::jsonEncode($formParams);
            } else {
                // for HTTP post (form)
                $httpBody = ObjectSerializer::buildQuery($formParams);
            }
        }

        // this endpoint requires Bearer (JWT) authentication (access token)
        if (!empty($this->config->getAccessToken())) {
            $headers['Authorization'] = 'Bearer ' . $this->config->getAccessToken();
        }

        $defaultHeaders = [];
        if ($this->config->getUserAgent()) {
            $defaultHeaders['User-Agent'] = $this->config->getUserAgent();
        }

        $headers = array_merge(
            $defaultHeaders,
            $headerParams,
            $headers
        );

        $operationHost = $this->config->getHost();
        $query = ObjectSerializer::buildQuery($queryParams);
        return new Request(
            'POST',
            $operationHost . $resourcePath . ($query ? "?{$query}" : ''),
            $headers,
            $httpBody
        );
    }

    /**
     * Operation createStockAdjustments
     *
     * Create stock adjustments
     *
     * @param  \Vend\Model\CreateStockAdjustmentsRequest $create_stock_adjustments_request create_stock_adjustments_request (required)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['createStockAdjustments'] to see the possible values for this operation
     *
     * @throws \Vend\ApiException on non-2xx response or if the response body is not in the expected format
     * @throws \InvalidArgumentException
     * @return \Vend\Model\StockAdjustmentBatchResponse|object
     */
    public function createStockAdjustments($create_stock_adjustments_request, string $contentType = self::contentTypes['createStockAdjustments'][0])
    {
        list($response) = $this->createStockAdjustmentsWithHttpInfo($create_stock_adjustments_request, $contentType);
        return $response;
    }

    /**
     * Operation createStockAdjustmentsWithHttpInfo
     *
     * Create stock adjustments
     *
     * @param  \Vend\Model\CreateStockAdjustmentsRequest $create_stock_adjustments_request (required)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['createStockAdjustments'] to see the possible values for this operation
     *
     * @throws \Vend\ApiException on non-2xx response or if the response body is not in the expected format
     * @throws \InvalidArgumentException
     * @return array of \Vend\Model\StockAdjustmentBatchResponse|object, HTTP status code, HTTP response headers (array of strings)
     */
    public function createStockAdjustmentsWithHttpInfo($create_stock_adjustments_request, string $contentType = self::contentTypes['createStockAdjustments'][0])
    {
        $request = $this->createStockAdjustmentsRequest($create_stock_adjustments_request, $contentType);

        try {
            $options = $this->createHttpClientOption();
            try {
                $response = $this->client->send($request, $options);
            } catch (RequestException $e) {
                throw new ApiException(
                    "[{$e->getCode()}] {$e->getMessage()}",
                    (int) $e->getCode(),
                    $e->getResponse() ? $e->getResponse()->getHeaders() : null,
                    $e->getResponse() ? (string) $e->getResponse()->getBody() : null
                );
            } catch (ConnectException $e) {
                throw new ApiException(
                    "[{$e->getCode()}] {$e->getMessage()}",
                    (int) $e->getCode(),
                    null,
                    null
                );
            }

            $statusCode = $response->getStatusCode();


            switch($statusCode) {
                case 201:
                    return $this->handleResponseWithDataType(
                        '\Vend\Model\StockAdjustmentBatchResponse',
                        $request,
                        $response,
                    );
                case 422:
                    return $this->handleResponseWithDataType(
                        'object',
                        $request,
                        $response,
                    );
            }

            

            if ($statusCode < 200 || $statusCode > 299) {
                throw new ApiException(
                    sprintf(
                        '[%d] Error connecting to the API (%s)',
                        $statusCode,
                        (string) $request->getUri()
                    ),
                    $statusCode,
                    $response->getHeaders(),
                    (string) $response->getBody()
                );
            }

            return $this->handleResponseWithDataType(
                '\Vend\Model\StockAdjustmentBatchResponse',
                $request,
                $response,
            );
        } catch (ApiException $e) {
            switch ($e->getCode()) {
                case 201:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\Vend\Model\StockAdjustmentBatchResponse',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    throw $e;
                case 422:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        'object',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    throw $e;
            }
        

            throw $e;
        }
    }

    /**
     * Operation createStockAdjustmentsAsync
     *
     * Create stock adjustments
     *
     * @param  \Vend\Model\CreateStockAdjustmentsRequest $create_stock_adjustments_request (required)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['createStockAdjustments'] to see the possible values for this operation
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function createStockAdjustmentsAsync($create_stock_adjustments_request, string $contentType = self::contentTypes['createStockAdjustments'][0])
    {
        return $this->createStockAdjustmentsAsyncWithHttpInfo($create_stock_adjustments_request, $contentType)
            ->then(
                function ($response) {
                    return $response[0];
                }
            );
    }

    /**
     * Operation createStockAdjustmentsAsyncWithHttpInfo
     *
     * Create stock adjustments
     *
     * @param  \Vend\Model\CreateStockAdjustmentsRequest $create_stock_adjustments_request (required)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['createStockAdjustments'] to see the possible values for this operation
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function createStockAdjustmentsAsyncWithHttpInfo($create_stock_adjustments_request, string $contentType = self::contentTypes['createStockAdjustments'][0])
    {
        $returnType = '\Vend\Model\StockAdjustmentBatchResponse';
        $request = $this->createStockAdjustmentsRequest($create_stock_adjustments_request, $contentType);

        return $this->client
            ->sendAsync($request, $this->createHttpClientOption())
            ->then(
                function ($response) use ($returnType) {
                    if ($returnType === '\SplFileObject') {
                        $content = $response->getBody(); //stream goes to serializer
                    } else {
                        $content = (string) $response->getBody();
                        if ($returnType !== 'string') {
                            $content = json_decode($content);
                        }
                    }

                    return [
                        ObjectSerializer::deserialize($content, $returnType, []),
                        $response->getStatusCode(),
                        $response->getHeaders()
                    ];
                },
                function ($exception) {
                    $response = $exception->getResponse();
                    $statusCode = $response->getStatusCode();
                    throw new ApiException(
                        sprintf(
                            '[%d] Error connecting to the API (%s)',
                            $statusCode,
                            $exception->getRequest()->getUri()
                        ),
                        $statusCode,
                        $response->getHeaders(),
                        (string) $response->getBody()
                    );
                }
            );
    }

    /**
     * Create request for operation 'createStockAdjustments'
     *
     * @param  \Vend\Model\CreateStockAdjustmentsRequest $create_stock_adjustments_request (required)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['createStockAdjustments'] to see the possible values for this operation
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Psr7\Request
     */
    public function createStockAdjustmentsRequest($create_stock_adjustments_request, string $contentType = self::contentTypes['createStockAdjustments'][0])
    {

        // verify the required parameter 'create_stock_adjustments_request' is set
        if ($create_stock_adjustments_request === null || (is_array($create_stock_adjustments_request) && count($create_stock_adjustments_request) === 0)) {
            throw new \InvalidArgumentException(
                'Missing the required parameter $create_stock_adjustments_request when calling createStockAdjustments'
            );
        }


        $resourcePath = '/stock_adjustments';
        $formParams = [];
        $queryParams = [];
        $headerParams = [];
        $httpBody = '';
        $multipart = false;





        $headers = $this->headerSelector->selectHeaders(
            ['application/json', ],
            $contentType,
            $multipart
        );

        // for model (json/xml)
        if (isset($create_stock_adjustments_request)) {
            if (stripos($headers['Content-Type'], 'application/json') !== false) {
                # if Content-Type contains "application/json", json_encode the body
                $httpBody = \GuzzleHttp\Utils::jsonEncode(ObjectSerializer::sanitizeForSerialization($create_stock_adjustments_request));
            } else {
                $httpBody = $create_stock_adjustments_request;
            }
        } elseif (count($formParams) > 0) {
            if ($multipart) {
                $multipartContents = [];
                foreach ($formParams as $formParamName => $formParamValue) {
                    $formParamValueItems = is_array($formParamValue) ? $formParamValue : [$formParamValue];
                    foreach ($formParamValueItems as $formParamValueItem) {
                        $multipartContents[] = [
                            'name' => $formParamName,
                            'contents' => $formParamValueItem
                        ];
                    }
                }
                // for HTTP post (form)
                $httpBody = new MultipartStream($multipartContents);

            } elseif (stripos($headers['Content-Type'], 'application/json') !== false) {
                # if Content-Type contains "application/json", json_encode the form parameters
                $httpBody = \GuzzleHttp\Utils::jsonEncode($formParams);
            } else {
                // for HTTP post (form)
                $httpBody = ObjectSerializer::buildQuery($formParams);
            }
        }

        // this endpoint requires Bearer (JWT) authentication (access token)
        if (!empty($this->config->getAccessToken())) {
            $headers['Authorization'] = 'Bearer ' . $this->config->getAccessToken();
        }

        $defaultHeaders = [];
        if ($this->config->getUserAgent()) {
            $defaultHeaders['User-Agent'] = $this->config->getUserAgent();
        }

        $headers = array_merge(
            $defaultHeaders,
            $headerParams,
            $headers
        );

        $operationHost = $this->config->getHost();
        $query = ObjectSerializer::buildQuery($queryParams);
        return new Request(
            'POST',
            $operationHost . $resourcePath . ($query ? "?{$query}" : ''),
            $headers,
            $httpBody
        );
    }

    /**
     * Operation listCustomInventoryAdjustmentReasons
     *
     * List custom inventory adjustment reasons
     *
     * @param  int|null $page_size The maximum number of items to be returned in the response. (optional, default to 100)
     * @param  int|null $after Return records with a version greater than this value. (optional)
     * @param  int|null $before Return records with a version less than this value. (optional)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['listCustomInventoryAdjustmentReasons'] to see the possible values for this operation
     *
     * @throws \Vend\ApiException on non-2xx response or if the response body is not in the expected format
     * @throws \InvalidArgumentException
     * @return \Vend\Model\CustomInventoryAdjustmentReasonCollection
     */
    public function listCustomInventoryAdjustmentReasons($page_size = 100, $after = null, $before = null, string $contentType = self::contentTypes['listCustomInventoryAdjustmentReasons'][0])
    {
        list($response) = $this->listCustomInventoryAdjustmentReasonsWithHttpInfo($page_size, $after, $before, $contentType);
        return $response;
    }

    /**
     * Operation listCustomInventoryAdjustmentReasonsWithHttpInfo
     *
     * List custom inventory adjustment reasons
     *
     * @param  int|null $page_size The maximum number of items to be returned in the response. (optional, default to 100)
     * @param  int|null $after Return records with a version greater than this value. (optional)
     * @param  int|null $before Return records with a version less than this value. (optional)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['listCustomInventoryAdjustmentReasons'] to see the possible values for this operation
     *
     * @throws \Vend\ApiException on non-2xx response or if the response body is not in the expected format
     * @throws \InvalidArgumentException
     * @return array of \Vend\Model\CustomInventoryAdjustmentReasonCollection, HTTP status code, HTTP response headers (array of strings)
     */
    public function listCustomInventoryAdjustmentReasonsWithHttpInfo($page_size = 100, $after = null, $before = null, string $contentType = self::contentTypes['listCustomInventoryAdjustmentReasons'][0])
    {
        $request = $this->listCustomInventoryAdjustmentReasonsRequest($page_size, $after, $before, $contentType);

        try {
            $options = $this->createHttpClientOption();
            try {
                $response = $this->client->send($request, $options);
            } catch (RequestException $e) {
                throw new ApiException(
                    "[{$e->getCode()}] {$e->getMessage()}",
                    (int) $e->getCode(),
                    $e->getResponse() ? $e->getResponse()->getHeaders() : null,
                    $e->getResponse() ? (string) $e->getResponse()->getBody() : null
                );
            } catch (ConnectException $e) {
                throw new ApiException(
                    "[{$e->getCode()}] {$e->getMessage()}",
                    (int) $e->getCode(),
                    null,
                    null
                );
            }

            $statusCode = $response->getStatusCode();


            switch($statusCode) {
                case 200:
                    return $this->handleResponseWithDataType(
                        '\Vend\Model\CustomInventoryAdjustmentReasonCollection',
                        $request,
                        $response,
                    );
            }

            

            if ($statusCode < 200 || $statusCode > 299) {
                throw new ApiException(
                    sprintf(
                        '[%d] Error connecting to the API (%s)',
                        $statusCode,
                        (string) $request->getUri()
                    ),
                    $statusCode,
                    $response->getHeaders(),
                    (string) $response->getBody()
                );
            }

            return $this->handleResponseWithDataType(
                '\Vend\Model\CustomInventoryAdjustmentReasonCollection',
                $request,
                $response,
            );
        } catch (ApiException $e) {
            switch ($e->getCode()) {
                case 200:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\Vend\Model\CustomInventoryAdjustmentReasonCollection',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    throw $e;
            }
        

            throw $e;
        }
    }

    /**
     * Operation listCustomInventoryAdjustmentReasonsAsync
     *
     * List custom inventory adjustment reasons
     *
     * @param  int|null $page_size The maximum number of items to be returned in the response. (optional, default to 100)
     * @param  int|null $after Return records with a version greater than this value. (optional)
     * @param  int|null $before Return records with a version less than this value. (optional)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['listCustomInventoryAdjustmentReasons'] to see the possible values for this operation
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function listCustomInventoryAdjustmentReasonsAsync($page_size = 100, $after = null, $before = null, string $contentType = self::contentTypes['listCustomInventoryAdjustmentReasons'][0])
    {
        return $this->listCustomInventoryAdjustmentReasonsAsyncWithHttpInfo($page_size, $after, $before, $contentType)
            ->then(
                function ($response) {
                    return $response[0];
                }
            );
    }

    /**
     * Operation listCustomInventoryAdjustmentReasonsAsyncWithHttpInfo
     *
     * List custom inventory adjustment reasons
     *
     * @param  int|null $page_size The maximum number of items to be returned in the response. (optional, default to 100)
     * @param  int|null $after Return records with a version greater than this value. (optional)
     * @param  int|null $before Return records with a version less than this value. (optional)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['listCustomInventoryAdjustmentReasons'] to see the possible values for this operation
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function listCustomInventoryAdjustmentReasonsAsyncWithHttpInfo($page_size = 100, $after = null, $before = null, string $contentType = self::contentTypes['listCustomInventoryAdjustmentReasons'][0])
    {
        $returnType = '\Vend\Model\CustomInventoryAdjustmentReasonCollection';
        $request = $this->listCustomInventoryAdjustmentReasonsRequest($page_size, $after, $before, $contentType);

        return $this->client
            ->sendAsync($request, $this->createHttpClientOption())
            ->then(
                function ($response) use ($returnType) {
                    if ($returnType === '\SplFileObject') {
                        $content = $response->getBody(); //stream goes to serializer
                    } else {
                        $content = (string) $response->getBody();
                        if ($returnType !== 'string') {
                            $content = json_decode($content);
                        }
                    }

                    return [
                        ObjectSerializer::deserialize($content, $returnType, []),
                        $response->getStatusCode(),
                        $response->getHeaders()
                    ];
                },
                function ($exception) {
                    $response = $exception->getResponse();
                    $statusCode = $response->getStatusCode();
                    throw new ApiException(
                        sprintf(
                            '[%d] Error connecting to the API (%s)',
                            $statusCode,
                            $exception->getRequest()->getUri()
                        ),
                        $statusCode,
                        $response->getHeaders(),
                        (string) $response->getBody()
                    );
                }
            );
    }

    /**
     * Create request for operation 'listCustomInventoryAdjustmentReasons'
     *
     * @param  int|null $page_size The maximum number of items to be returned in the response. (optional, default to 100)
     * @param  int|null $after Return records with a version greater than this value. (optional)
     * @param  int|null $before Return records with a version less than this value. (optional)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['listCustomInventoryAdjustmentReasons'] to see the possible values for this operation
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Psr7\Request
     */
    public function listCustomInventoryAdjustmentReasonsRequest($page_size = 100, $after = null, $before = null, string $contentType = self::contentTypes['listCustomInventoryAdjustmentReasons'][0])
    {

        if ($page_size !== null && $page_size > 100) {
            throw new \InvalidArgumentException('invalid value for "$page_size" when calling InventoryApi.listCustomInventoryAdjustmentReasons, must be smaller than or equal to 100.');
        }
        



        $resourcePath = '/custom_inventory_adjustment_reasons';
        $formParams = [];
        $queryParams = [];
        $headerParams = [];
        $httpBody = '';
        $multipart = false;

        // query params
        $queryParams = array_merge($queryParams, ObjectSerializer::toQueryValue(
            $page_size,
            'page_size', // param base name
            'integer', // openApiType
            'form', // style
            true, // explode
            false // required
        ) ?? []);
        // query params
        $queryParams = array_merge($queryParams, ObjectSerializer::toQueryValue(
            $after,
            'after', // param base name
            'integer', // openApiType
            'form', // style
            true, // explode
            false // required
        ) ?? []);
        // query params
        $queryParams = array_merge($queryParams, ObjectSerializer::toQueryValue(
            $before,
            'before', // param base name
            'integer', // openApiType
            'form', // style
            true, // explode
            false // required
        ) ?? []);




        $headers = $this->headerSelector->selectHeaders(
            ['application/json', ],
            $contentType,
            $multipart
        );

        // for model (json/xml)
        if (count($formParams) > 0) {
            if ($multipart) {
                $multipartContents = [];
                foreach ($formParams as $formParamName => $formParamValue) {
                    $formParamValueItems = is_array($formParamValue) ? $formParamValue : [$formParamValue];
                    foreach ($formParamValueItems as $formParamValueItem) {
                        $multipartContents[] = [
                            'name' => $formParamName,
                            'contents' => $formParamValueItem
                        ];
                    }
                }
                // for HTTP post (form)
                $httpBody = new MultipartStream($multipartContents);

            } elseif (stripos($headers['Content-Type'], 'application/json') !== false) {
                # if Content-Type contains "application/json", json_encode the form parameters
                $httpBody = \GuzzleHttp\Utils::jsonEncode($formParams);
            } else {
                // for HTTP post (form)
                $httpBody = ObjectSerializer::buildQuery($formParams);
            }
        }

        // this endpoint requires Bearer (JWT) authentication (access token)
        if (!empty($this->config->getAccessToken())) {
            $headers['Authorization'] = 'Bearer ' . $this->config->getAccessToken();
        }

        $defaultHeaders = [];
        if ($this->config->getUserAgent()) {
            $defaultHeaders['User-Agent'] = $this->config->getUserAgent();
        }

        $headers = array_merge(
            $defaultHeaders,
            $headerParams,
            $headers
        );

        $operationHost = $this->config->getHost();
        $query = ObjectSerializer::buildQuery($queryParams);
        return new Request(
            'GET',
            $operationHost . $resourcePath . ($query ? "?{$query}" : ''),
            $headers,
            $httpBody
        );
    }

    /**
     * Operation listInventoryLevels
     *
     * List inventory levels
     *
     * @param  \Vend\Model\InventoryLevelsRequest|null $inventory_levels_request inventory_levels_request (optional)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['listInventoryLevels'] to see the possible values for this operation
     *
     * @throws \Vend\ApiException on non-2xx response or if the response body is not in the expected format
     * @throws \InvalidArgumentException
     * @return \Vend\Model\InventoryLevel[]
     */
    public function listInventoryLevels($inventory_levels_request = null, string $contentType = self::contentTypes['listInventoryLevels'][0])
    {
        list($response) = $this->listInventoryLevelsWithHttpInfo($inventory_levels_request, $contentType);
        return $response;
    }

    /**
     * Operation listInventoryLevelsWithHttpInfo
     *
     * List inventory levels
     *
     * @param  \Vend\Model\InventoryLevelsRequest|null $inventory_levels_request (optional)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['listInventoryLevels'] to see the possible values for this operation
     *
     * @throws \Vend\ApiException on non-2xx response or if the response body is not in the expected format
     * @throws \InvalidArgumentException
     * @return array of \Vend\Model\InventoryLevel[], HTTP status code, HTTP response headers (array of strings)
     */
    public function listInventoryLevelsWithHttpInfo($inventory_levels_request = null, string $contentType = self::contentTypes['listInventoryLevels'][0])
    {
        $request = $this->listInventoryLevelsRequest($inventory_levels_request, $contentType);

        try {
            $options = $this->createHttpClientOption();
            try {
                $response = $this->client->send($request, $options);
            } catch (RequestException $e) {
                throw new ApiException(
                    "[{$e->getCode()}] {$e->getMessage()}",
                    (int) $e->getCode(),
                    $e->getResponse() ? $e->getResponse()->getHeaders() : null,
                    $e->getResponse() ? (string) $e->getResponse()->getBody() : null
                );
            } catch (ConnectException $e) {
                throw new ApiException(
                    "[{$e->getCode()}] {$e->getMessage()}",
                    (int) $e->getCode(),
                    null,
                    null
                );
            }

            $statusCode = $response->getStatusCode();


            switch($statusCode) {
                case 200:
                    return $this->handleResponseWithDataType(
                        '\Vend\Model\InventoryLevel[]',
                        $request,
                        $response,
                    );
            }

            

            if ($statusCode < 200 || $statusCode > 299) {
                throw new ApiException(
                    sprintf(
                        '[%d] Error connecting to the API (%s)',
                        $statusCode,
                        (string) $request->getUri()
                    ),
                    $statusCode,
                    $response->getHeaders(),
                    (string) $response->getBody()
                );
            }

            return $this->handleResponseWithDataType(
                '\Vend\Model\InventoryLevel[]',
                $request,
                $response,
            );
        } catch (ApiException $e) {
            switch ($e->getCode()) {
                case 200:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\Vend\Model\InventoryLevel[]',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    throw $e;
            }
        

            throw $e;
        }
    }

    /**
     * Operation listInventoryLevelsAsync
     *
     * List inventory levels
     *
     * @param  \Vend\Model\InventoryLevelsRequest|null $inventory_levels_request (optional)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['listInventoryLevels'] to see the possible values for this operation
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function listInventoryLevelsAsync($inventory_levels_request = null, string $contentType = self::contentTypes['listInventoryLevels'][0])
    {
        return $this->listInventoryLevelsAsyncWithHttpInfo($inventory_levels_request, $contentType)
            ->then(
                function ($response) {
                    return $response[0];
                }
            );
    }

    /**
     * Operation listInventoryLevelsAsyncWithHttpInfo
     *
     * List inventory levels
     *
     * @param  \Vend\Model\InventoryLevelsRequest|null $inventory_levels_request (optional)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['listInventoryLevels'] to see the possible values for this operation
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function listInventoryLevelsAsyncWithHttpInfo($inventory_levels_request = null, string $contentType = self::contentTypes['listInventoryLevels'][0])
    {
        $returnType = '\Vend\Model\InventoryLevel[]';
        $request = $this->listInventoryLevelsRequest($inventory_levels_request, $contentType);

        return $this->client
            ->sendAsync($request, $this->createHttpClientOption())
            ->then(
                function ($response) use ($returnType) {
                    if ($returnType === '\SplFileObject') {
                        $content = $response->getBody(); //stream goes to serializer
                    } else {
                        $content = (string) $response->getBody();
                        if ($returnType !== 'string') {
                            $content = json_decode($content);
                        }
                    }

                    return [
                        ObjectSerializer::deserialize($content, $returnType, []),
                        $response->getStatusCode(),
                        $response->getHeaders()
                    ];
                },
                function ($exception) {
                    $response = $exception->getResponse();
                    $statusCode = $response->getStatusCode();
                    throw new ApiException(
                        sprintf(
                            '[%d] Error connecting to the API (%s)',
                            $statusCode,
                            $exception->getRequest()->getUri()
                        ),
                        $statusCode,
                        $response->getHeaders(),
                        (string) $response->getBody()
                    );
                }
            );
    }

    /**
     * Create request for operation 'listInventoryLevels'
     *
     * @param  \Vend\Model\InventoryLevelsRequest|null $inventory_levels_request (optional)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['listInventoryLevels'] to see the possible values for this operation
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Psr7\Request
     */
    public function listInventoryLevelsRequest($inventory_levels_request = null, string $contentType = self::contentTypes['listInventoryLevels'][0])
    {



        $resourcePath = '/inventory_levels';
        $formParams = [];
        $queryParams = [];
        $headerParams = [];
        $httpBody = '';
        $multipart = false;





        $headers = $this->headerSelector->selectHeaders(
            ['application/json', ],
            $contentType,
            $multipart
        );

        // for model (json/xml)
        if (isset($inventory_levels_request)) {
            if (stripos($headers['Content-Type'], 'application/json') !== false) {
                # if Content-Type contains "application/json", json_encode the body
                $httpBody = \GuzzleHttp\Utils::jsonEncode(ObjectSerializer::sanitizeForSerialization($inventory_levels_request));
            } else {
                $httpBody = $inventory_levels_request;
            }
        } elseif (count($formParams) > 0) {
            if ($multipart) {
                $multipartContents = [];
                foreach ($formParams as $formParamName => $formParamValue) {
                    $formParamValueItems = is_array($formParamValue) ? $formParamValue : [$formParamValue];
                    foreach ($formParamValueItems as $formParamValueItem) {
                        $multipartContents[] = [
                            'name' => $formParamName,
                            'contents' => $formParamValueItem
                        ];
                    }
                }
                // for HTTP post (form)
                $httpBody = new MultipartStream($multipartContents);

            } elseif (stripos($headers['Content-Type'], 'application/json') !== false) {
                # if Content-Type contains "application/json", json_encode the form parameters
                $httpBody = \GuzzleHttp\Utils::jsonEncode($formParams);
            } else {
                // for HTTP post (form)
                $httpBody = ObjectSerializer::buildQuery($formParams);
            }
        }

        // this endpoint requires Bearer (JWT) authentication (access token)
        if (!empty($this->config->getAccessToken())) {
            $headers['Authorization'] = 'Bearer ' . $this->config->getAccessToken();
        }

        $defaultHeaders = [];
        if ($this->config->getUserAgent()) {
            $defaultHeaders['User-Agent'] = $this->config->getUserAgent();
        }

        $headers = array_merge(
            $defaultHeaders,
            $headerParams,
            $headers
        );

        $operationHost = $this->config->getHost();
        $query = ObjectSerializer::buildQuery($queryParams);
        return new Request(
            'POST',
            $operationHost . $resourcePath . ($query ? "?{$query}" : ''),
            $headers,
            $httpBody
        );
    }

    /**
     * Operation listInventoryRecords
     *
     * List inventory records
     *
     * @param  \Vend\Model\InventoryRequest|null $inventory_request inventory_request (optional)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['listInventoryRecords'] to see the possible values for this operation
     *
     * @throws \Vend\ApiException on non-2xx response or if the response body is not in the expected format
     * @throws \InvalidArgumentException
     * @return \Vend\Model\Inventory[]
     */
    public function listInventoryRecords($inventory_request = null, string $contentType = self::contentTypes['listInventoryRecords'][0])
    {
        list($response) = $this->listInventoryRecordsWithHttpInfo($inventory_request, $contentType);
        return $response;
    }

    /**
     * Operation listInventoryRecordsWithHttpInfo
     *
     * List inventory records
     *
     * @param  \Vend\Model\InventoryRequest|null $inventory_request (optional)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['listInventoryRecords'] to see the possible values for this operation
     *
     * @throws \Vend\ApiException on non-2xx response or if the response body is not in the expected format
     * @throws \InvalidArgumentException
     * @return array of \Vend\Model\Inventory[], HTTP status code, HTTP response headers (array of strings)
     */
    public function listInventoryRecordsWithHttpInfo($inventory_request = null, string $contentType = self::contentTypes['listInventoryRecords'][0])
    {
        $request = $this->listInventoryRecordsRequest($inventory_request, $contentType);

        try {
            $options = $this->createHttpClientOption();
            try {
                $response = $this->client->send($request, $options);
            } catch (RequestException $e) {
                throw new ApiException(
                    "[{$e->getCode()}] {$e->getMessage()}",
                    (int) $e->getCode(),
                    $e->getResponse() ? $e->getResponse()->getHeaders() : null,
                    $e->getResponse() ? (string) $e->getResponse()->getBody() : null
                );
            } catch (ConnectException $e) {
                throw new ApiException(
                    "[{$e->getCode()}] {$e->getMessage()}",
                    (int) $e->getCode(),
                    null,
                    null
                );
            }

            $statusCode = $response->getStatusCode();


            switch($statusCode) {
                case 200:
                    return $this->handleResponseWithDataType(
                        '\Vend\Model\Inventory[]',
                        $request,
                        $response,
                    );
            }

            

            if ($statusCode < 200 || $statusCode > 299) {
                throw new ApiException(
                    sprintf(
                        '[%d] Error connecting to the API (%s)',
                        $statusCode,
                        (string) $request->getUri()
                    ),
                    $statusCode,
                    $response->getHeaders(),
                    (string) $response->getBody()
                );
            }

            return $this->handleResponseWithDataType(
                '\Vend\Model\Inventory[]',
                $request,
                $response,
            );
        } catch (ApiException $e) {
            switch ($e->getCode()) {
                case 200:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\Vend\Model\Inventory[]',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    throw $e;
            }
        

            throw $e;
        }
    }

    /**
     * Operation listInventoryRecordsAsync
     *
     * List inventory records
     *
     * @param  \Vend\Model\InventoryRequest|null $inventory_request (optional)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['listInventoryRecords'] to see the possible values for this operation
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function listInventoryRecordsAsync($inventory_request = null, string $contentType = self::contentTypes['listInventoryRecords'][0])
    {
        return $this->listInventoryRecordsAsyncWithHttpInfo($inventory_request, $contentType)
            ->then(
                function ($response) {
                    return $response[0];
                }
            );
    }

    /**
     * Operation listInventoryRecordsAsyncWithHttpInfo
     *
     * List inventory records
     *
     * @param  \Vend\Model\InventoryRequest|null $inventory_request (optional)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['listInventoryRecords'] to see the possible values for this operation
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function listInventoryRecordsAsyncWithHttpInfo($inventory_request = null, string $contentType = self::contentTypes['listInventoryRecords'][0])
    {
        $returnType = '\Vend\Model\Inventory[]';
        $request = $this->listInventoryRecordsRequest($inventory_request, $contentType);

        return $this->client
            ->sendAsync($request, $this->createHttpClientOption())
            ->then(
                function ($response) use ($returnType) {
                    if ($returnType === '\SplFileObject') {
                        $content = $response->getBody(); //stream goes to serializer
                    } else {
                        $content = (string) $response->getBody();
                        if ($returnType !== 'string') {
                            $content = json_decode($content);
                        }
                    }

                    return [
                        ObjectSerializer::deserialize($content, $returnType, []),
                        $response->getStatusCode(),
                        $response->getHeaders()
                    ];
                },
                function ($exception) {
                    $response = $exception->getResponse();
                    $statusCode = $response->getStatusCode();
                    throw new ApiException(
                        sprintf(
                            '[%d] Error connecting to the API (%s)',
                            $statusCode,
                            $exception->getRequest()->getUri()
                        ),
                        $statusCode,
                        $response->getHeaders(),
                        (string) $response->getBody()
                    );
                }
            );
    }

    /**
     * Create request for operation 'listInventoryRecords'
     *
     * @param  \Vend\Model\InventoryRequest|null $inventory_request (optional)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['listInventoryRecords'] to see the possible values for this operation
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Psr7\Request
     */
    public function listInventoryRecordsRequest($inventory_request = null, string $contentType = self::contentTypes['listInventoryRecords'][0])
    {



        $resourcePath = '/inventory';
        $formParams = [];
        $queryParams = [];
        $headerParams = [];
        $httpBody = '';
        $multipart = false;





        $headers = $this->headerSelector->selectHeaders(
            ['application/json', ],
            $contentType,
            $multipart
        );

        // for model (json/xml)
        if (isset($inventory_request)) {
            if (stripos($headers['Content-Type'], 'application/json') !== false) {
                # if Content-Type contains "application/json", json_encode the body
                $httpBody = \GuzzleHttp\Utils::jsonEncode(ObjectSerializer::sanitizeForSerialization($inventory_request));
            } else {
                $httpBody = $inventory_request;
            }
        } elseif (count($formParams) > 0) {
            if ($multipart) {
                $multipartContents = [];
                foreach ($formParams as $formParamName => $formParamValue) {
                    $formParamValueItems = is_array($formParamValue) ? $formParamValue : [$formParamValue];
                    foreach ($formParamValueItems as $formParamValueItem) {
                        $multipartContents[] = [
                            'name' => $formParamName,
                            'contents' => $formParamValueItem
                        ];
                    }
                }
                // for HTTP post (form)
                $httpBody = new MultipartStream($multipartContents);

            } elseif (stripos($headers['Content-Type'], 'application/json') !== false) {
                # if Content-Type contains "application/json", json_encode the form parameters
                $httpBody = \GuzzleHttp\Utils::jsonEncode($formParams);
            } else {
                // for HTTP post (form)
                $httpBody = ObjectSerializer::buildQuery($formParams);
            }
        }

        // this endpoint requires Bearer (JWT) authentication (access token)
        if (!empty($this->config->getAccessToken())) {
            $headers['Authorization'] = 'Bearer ' . $this->config->getAccessToken();
        }

        $defaultHeaders = [];
        if ($this->config->getUserAgent()) {
            $defaultHeaders['User-Agent'] = $this->config->getUserAgent();
        }

        $headers = array_merge(
            $defaultHeaders,
            $headerParams,
            $headers
        );

        $operationHost = $this->config->getHost();
        $query = ObjectSerializer::buildQuery($queryParams);
        return new Request(
            'POST',
            $operationHost . $resourcePath . ($query ? "?{$query}" : ''),
            $headers,
            $httpBody
        );
    }

    /**
     * Operation listProductInventoryLevels
     *
     * List inventory levels for a single product.
     *
     * @param  string $product_id The product to fetch inventory levels for. (required)
     * @param  bool|null $include_inactive Whether to include inactive products in the response. (optional, default to false)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['listProductInventoryLevels'] to see the possible values for this operation
     *
     * @throws \Vend\ApiException on non-2xx response or if the response body is not in the expected format
     * @throws \InvalidArgumentException
     * @return \Vend\Model\InventoryLevel[]
     */
    public function listProductInventoryLevels($product_id, $include_inactive = false, string $contentType = self::contentTypes['listProductInventoryLevels'][0])
    {
        list($response) = $this->listProductInventoryLevelsWithHttpInfo($product_id, $include_inactive, $contentType);
        return $response;
    }

    /**
     * Operation listProductInventoryLevelsWithHttpInfo
     *
     * List inventory levels for a single product.
     *
     * @param  string $product_id The product to fetch inventory levels for. (required)
     * @param  bool|null $include_inactive Whether to include inactive products in the response. (optional, default to false)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['listProductInventoryLevels'] to see the possible values for this operation
     *
     * @throws \Vend\ApiException on non-2xx response or if the response body is not in the expected format
     * @throws \InvalidArgumentException
     * @return array of \Vend\Model\InventoryLevel[], HTTP status code, HTTP response headers (array of strings)
     */
    public function listProductInventoryLevelsWithHttpInfo($product_id, $include_inactive = false, string $contentType = self::contentTypes['listProductInventoryLevels'][0])
    {
        $request = $this->listProductInventoryLevelsRequest($product_id, $include_inactive, $contentType);

        try {
            $options = $this->createHttpClientOption();
            try {
                $response = $this->client->send($request, $options);
            } catch (RequestException $e) {
                throw new ApiException(
                    "[{$e->getCode()}] {$e->getMessage()}",
                    (int) $e->getCode(),
                    $e->getResponse() ? $e->getResponse()->getHeaders() : null,
                    $e->getResponse() ? (string) $e->getResponse()->getBody() : null
                );
            } catch (ConnectException $e) {
                throw new ApiException(
                    "[{$e->getCode()}] {$e->getMessage()}",
                    (int) $e->getCode(),
                    null,
                    null
                );
            }

            $statusCode = $response->getStatusCode();


            switch($statusCode) {
                case 200:
                    return $this->handleResponseWithDataType(
                        '\Vend\Model\InventoryLevel[]',
                        $request,
                        $response,
                    );
            }

            

            if ($statusCode < 200 || $statusCode > 299) {
                throw new ApiException(
                    sprintf(
                        '[%d] Error connecting to the API (%s)',
                        $statusCode,
                        (string) $request->getUri()
                    ),
                    $statusCode,
                    $response->getHeaders(),
                    (string) $response->getBody()
                );
            }

            return $this->handleResponseWithDataType(
                '\Vend\Model\InventoryLevel[]',
                $request,
                $response,
            );
        } catch (ApiException $e) {
            switch ($e->getCode()) {
                case 200:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\Vend\Model\InventoryLevel[]',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    throw $e;
            }
        

            throw $e;
        }
    }

    /**
     * Operation listProductInventoryLevelsAsync
     *
     * List inventory levels for a single product.
     *
     * @param  string $product_id The product to fetch inventory levels for. (required)
     * @param  bool|null $include_inactive Whether to include inactive products in the response. (optional, default to false)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['listProductInventoryLevels'] to see the possible values for this operation
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function listProductInventoryLevelsAsync($product_id, $include_inactive = false, string $contentType = self::contentTypes['listProductInventoryLevels'][0])
    {
        return $this->listProductInventoryLevelsAsyncWithHttpInfo($product_id, $include_inactive, $contentType)
            ->then(
                function ($response) {
                    return $response[0];
                }
            );
    }

    /**
     * Operation listProductInventoryLevelsAsyncWithHttpInfo
     *
     * List inventory levels for a single product.
     *
     * @param  string $product_id The product to fetch inventory levels for. (required)
     * @param  bool|null $include_inactive Whether to include inactive products in the response. (optional, default to false)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['listProductInventoryLevels'] to see the possible values for this operation
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function listProductInventoryLevelsAsyncWithHttpInfo($product_id, $include_inactive = false, string $contentType = self::contentTypes['listProductInventoryLevels'][0])
    {
        $returnType = '\Vend\Model\InventoryLevel[]';
        $request = $this->listProductInventoryLevelsRequest($product_id, $include_inactive, $contentType);

        return $this->client
            ->sendAsync($request, $this->createHttpClientOption())
            ->then(
                function ($response) use ($returnType) {
                    if ($returnType === '\SplFileObject') {
                        $content = $response->getBody(); //stream goes to serializer
                    } else {
                        $content = (string) $response->getBody();
                        if ($returnType !== 'string') {
                            $content = json_decode($content);
                        }
                    }

                    return [
                        ObjectSerializer::deserialize($content, $returnType, []),
                        $response->getStatusCode(),
                        $response->getHeaders()
                    ];
                },
                function ($exception) {
                    $response = $exception->getResponse();
                    $statusCode = $response->getStatusCode();
                    throw new ApiException(
                        sprintf(
                            '[%d] Error connecting to the API (%s)',
                            $statusCode,
                            $exception->getRequest()->getUri()
                        ),
                        $statusCode,
                        $response->getHeaders(),
                        (string) $response->getBody()
                    );
                }
            );
    }

    /**
     * Create request for operation 'listProductInventoryLevels'
     *
     * @param  string $product_id The product to fetch inventory levels for. (required)
     * @param  bool|null $include_inactive Whether to include inactive products in the response. (optional, default to false)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['listProductInventoryLevels'] to see the possible values for this operation
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Psr7\Request
     */
    public function listProductInventoryLevelsRequest($product_id, $include_inactive = false, string $contentType = self::contentTypes['listProductInventoryLevels'][0])
    {

        // verify the required parameter 'product_id' is set
        if ($product_id === null || (is_array($product_id) && count($product_id) === 0)) {
            throw new \InvalidArgumentException(
                'Missing the required parameter $product_id when calling listProductInventoryLevels'
            );
        }



        $resourcePath = '/inventory_levels/{product_id}';
        $formParams = [];
        $queryParams = [];
        $headerParams = [];
        $httpBody = '';
        $multipart = false;

        // query params
        $queryParams = array_merge($queryParams, ObjectSerializer::toQueryValue(
            $include_inactive,
            'include_inactive', // param base name
            'boolean', // openApiType
            'form', // style
            true, // explode
            false // required
        ) ?? []);


        // path params
        if ($product_id !== null) {
            $resourcePath = str_replace(
                '{product_id}',
                ObjectSerializer::toPathValue($product_id),
                $resourcePath
            );
        }


        $headers = $this->headerSelector->selectHeaders(
            ['application/json', ],
            $contentType,
            $multipart
        );

        // for model (json/xml)
        if (count($formParams) > 0) {
            if ($multipart) {
                $multipartContents = [];
                foreach ($formParams as $formParamName => $formParamValue) {
                    $formParamValueItems = is_array($formParamValue) ? $formParamValue : [$formParamValue];
                    foreach ($formParamValueItems as $formParamValueItem) {
                        $multipartContents[] = [
                            'name' => $formParamName,
                            'contents' => $formParamValueItem
                        ];
                    }
                }
                // for HTTP post (form)
                $httpBody = new MultipartStream($multipartContents);

            } elseif (stripos($headers['Content-Type'], 'application/json') !== false) {
                # if Content-Type contains "application/json", json_encode the form parameters
                $httpBody = \GuzzleHttp\Utils::jsonEncode($formParams);
            } else {
                // for HTTP post (form)
                $httpBody = ObjectSerializer::buildQuery($formParams);
            }
        }

        // this endpoint requires Bearer (JWT) authentication (access token)
        if (!empty($this->config->getAccessToken())) {
            $headers['Authorization'] = 'Bearer ' . $this->config->getAccessToken();
        }

        $defaultHeaders = [];
        if ($this->config->getUserAgent()) {
            $defaultHeaders['User-Agent'] = $this->config->getUserAgent();
        }

        $headers = array_merge(
            $defaultHeaders,
            $headerParams,
            $headers
        );

        $operationHost = $this->config->getHost();
        $query = ObjectSerializer::buildQuery($queryParams);
        return new Request(
            'GET',
            $operationHost . $resourcePath . ($query ? "?{$query}" : ''),
            $headers,
            $httpBody
        );
    }

    /**
     * Operation listProductInventoryRecords
     *
     * List inventory records for a single product
     *
     * @param  string $product_id The product to fetch inventory levels for. When combined with variants: true, it&#39;s treated as a root product ID and matches all variants of that product; otherwise it matches the exact product. (required)
     * @param  int|null $after The lower limit for the version numbers to be included in the response. (optional)
     * @param  int|null $before The upper limit for the version numbers to be included in the response. (optional)
     * @param  int|null $page_size The maximum number of items to be returned in the response. (optional, default to 1000)
     * @param  bool|null $variants When true (and product_id is set), matches all variant products sharing the same root_product_id, rather than just the exact product. (optional, default to false)
     * @param  bool|null $include_deleted Whether to include inventory records for deleted products. (optional, default to false)
     * @param  string|null $order_direction Whether to order the results ascending or descending by version. (optional, default to 'asc')
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['listProductInventoryRecords'] to see the possible values for this operation
     *
     * @throws \Vend\ApiException on non-2xx response or if the response body is not in the expected format
     * @throws \InvalidArgumentException
     * @return \Vend\Model\Inventory[]
     */
    public function listProductInventoryRecords($product_id, $after = null, $before = null, $page_size = 1000, $variants = false, $include_deleted = false, $order_direction = 'asc', string $contentType = self::contentTypes['listProductInventoryRecords'][0])
    {
        list($response) = $this->listProductInventoryRecordsWithHttpInfo($product_id, $after, $before, $page_size, $variants, $include_deleted, $order_direction, $contentType);
        return $response;
    }

    /**
     * Operation listProductInventoryRecordsWithHttpInfo
     *
     * List inventory records for a single product
     *
     * @param  string $product_id The product to fetch inventory levels for. When combined with variants: true, it&#39;s treated as a root product ID and matches all variants of that product; otherwise it matches the exact product. (required)
     * @param  int|null $after The lower limit for the version numbers to be included in the response. (optional)
     * @param  int|null $before The upper limit for the version numbers to be included in the response. (optional)
     * @param  int|null $page_size The maximum number of items to be returned in the response. (optional, default to 1000)
     * @param  bool|null $variants When true (and product_id is set), matches all variant products sharing the same root_product_id, rather than just the exact product. (optional, default to false)
     * @param  bool|null $include_deleted Whether to include inventory records for deleted products. (optional, default to false)
     * @param  string|null $order_direction Whether to order the results ascending or descending by version. (optional, default to 'asc')
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['listProductInventoryRecords'] to see the possible values for this operation
     *
     * @throws \Vend\ApiException on non-2xx response or if the response body is not in the expected format
     * @throws \InvalidArgumentException
     * @return array of \Vend\Model\Inventory[], HTTP status code, HTTP response headers (array of strings)
     */
    public function listProductInventoryRecordsWithHttpInfo($product_id, $after = null, $before = null, $page_size = 1000, $variants = false, $include_deleted = false, $order_direction = 'asc', string $contentType = self::contentTypes['listProductInventoryRecords'][0])
    {
        $request = $this->listProductInventoryRecordsRequest($product_id, $after, $before, $page_size, $variants, $include_deleted, $order_direction, $contentType);

        try {
            $options = $this->createHttpClientOption();
            try {
                $response = $this->client->send($request, $options);
            } catch (RequestException $e) {
                throw new ApiException(
                    "[{$e->getCode()}] {$e->getMessage()}",
                    (int) $e->getCode(),
                    $e->getResponse() ? $e->getResponse()->getHeaders() : null,
                    $e->getResponse() ? (string) $e->getResponse()->getBody() : null
                );
            } catch (ConnectException $e) {
                throw new ApiException(
                    "[{$e->getCode()}] {$e->getMessage()}",
                    (int) $e->getCode(),
                    null,
                    null
                );
            }

            $statusCode = $response->getStatusCode();


            switch($statusCode) {
                case 200:
                    return $this->handleResponseWithDataType(
                        '\Vend\Model\Inventory[]',
                        $request,
                        $response,
                    );
            }

            

            if ($statusCode < 200 || $statusCode > 299) {
                throw new ApiException(
                    sprintf(
                        '[%d] Error connecting to the API (%s)',
                        $statusCode,
                        (string) $request->getUri()
                    ),
                    $statusCode,
                    $response->getHeaders(),
                    (string) $response->getBody()
                );
            }

            return $this->handleResponseWithDataType(
                '\Vend\Model\Inventory[]',
                $request,
                $response,
            );
        } catch (ApiException $e) {
            switch ($e->getCode()) {
                case 200:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\Vend\Model\Inventory[]',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    throw $e;
            }
        

            throw $e;
        }
    }

    /**
     * Operation listProductInventoryRecordsAsync
     *
     * List inventory records for a single product
     *
     * @param  string $product_id The product to fetch inventory levels for. When combined with variants: true, it&#39;s treated as a root product ID and matches all variants of that product; otherwise it matches the exact product. (required)
     * @param  int|null $after The lower limit for the version numbers to be included in the response. (optional)
     * @param  int|null $before The upper limit for the version numbers to be included in the response. (optional)
     * @param  int|null $page_size The maximum number of items to be returned in the response. (optional, default to 1000)
     * @param  bool|null $variants When true (and product_id is set), matches all variant products sharing the same root_product_id, rather than just the exact product. (optional, default to false)
     * @param  bool|null $include_deleted Whether to include inventory records for deleted products. (optional, default to false)
     * @param  string|null $order_direction Whether to order the results ascending or descending by version. (optional, default to 'asc')
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['listProductInventoryRecords'] to see the possible values for this operation
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function listProductInventoryRecordsAsync($product_id, $after = null, $before = null, $page_size = 1000, $variants = false, $include_deleted = false, $order_direction = 'asc', string $contentType = self::contentTypes['listProductInventoryRecords'][0])
    {
        return $this->listProductInventoryRecordsAsyncWithHttpInfo($product_id, $after, $before, $page_size, $variants, $include_deleted, $order_direction, $contentType)
            ->then(
                function ($response) {
                    return $response[0];
                }
            );
    }

    /**
     * Operation listProductInventoryRecordsAsyncWithHttpInfo
     *
     * List inventory records for a single product
     *
     * @param  string $product_id The product to fetch inventory levels for. When combined with variants: true, it&#39;s treated as a root product ID and matches all variants of that product; otherwise it matches the exact product. (required)
     * @param  int|null $after The lower limit for the version numbers to be included in the response. (optional)
     * @param  int|null $before The upper limit for the version numbers to be included in the response. (optional)
     * @param  int|null $page_size The maximum number of items to be returned in the response. (optional, default to 1000)
     * @param  bool|null $variants When true (and product_id is set), matches all variant products sharing the same root_product_id, rather than just the exact product. (optional, default to false)
     * @param  bool|null $include_deleted Whether to include inventory records for deleted products. (optional, default to false)
     * @param  string|null $order_direction Whether to order the results ascending or descending by version. (optional, default to 'asc')
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['listProductInventoryRecords'] to see the possible values for this operation
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function listProductInventoryRecordsAsyncWithHttpInfo($product_id, $after = null, $before = null, $page_size = 1000, $variants = false, $include_deleted = false, $order_direction = 'asc', string $contentType = self::contentTypes['listProductInventoryRecords'][0])
    {
        $returnType = '\Vend\Model\Inventory[]';
        $request = $this->listProductInventoryRecordsRequest($product_id, $after, $before, $page_size, $variants, $include_deleted, $order_direction, $contentType);

        return $this->client
            ->sendAsync($request, $this->createHttpClientOption())
            ->then(
                function ($response) use ($returnType) {
                    if ($returnType === '\SplFileObject') {
                        $content = $response->getBody(); //stream goes to serializer
                    } else {
                        $content = (string) $response->getBody();
                        if ($returnType !== 'string') {
                            $content = json_decode($content);
                        }
                    }

                    return [
                        ObjectSerializer::deserialize($content, $returnType, []),
                        $response->getStatusCode(),
                        $response->getHeaders()
                    ];
                },
                function ($exception) {
                    $response = $exception->getResponse();
                    $statusCode = $response->getStatusCode();
                    throw new ApiException(
                        sprintf(
                            '[%d] Error connecting to the API (%s)',
                            $statusCode,
                            $exception->getRequest()->getUri()
                        ),
                        $statusCode,
                        $response->getHeaders(),
                        (string) $response->getBody()
                    );
                }
            );
    }

    /**
     * Create request for operation 'listProductInventoryRecords'
     *
     * @param  string $product_id The product to fetch inventory levels for. When combined with variants: true, it&#39;s treated as a root product ID and matches all variants of that product; otherwise it matches the exact product. (required)
     * @param  int|null $after The lower limit for the version numbers to be included in the response. (optional)
     * @param  int|null $before The upper limit for the version numbers to be included in the response. (optional)
     * @param  int|null $page_size The maximum number of items to be returned in the response. (optional, default to 1000)
     * @param  bool|null $variants When true (and product_id is set), matches all variant products sharing the same root_product_id, rather than just the exact product. (optional, default to false)
     * @param  bool|null $include_deleted Whether to include inventory records for deleted products. (optional, default to false)
     * @param  string|null $order_direction Whether to order the results ascending or descending by version. (optional, default to 'asc')
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['listProductInventoryRecords'] to see the possible values for this operation
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Psr7\Request
     */
    public function listProductInventoryRecordsRequest($product_id, $after = null, $before = null, $page_size = 1000, $variants = false, $include_deleted = false, $order_direction = 'asc', string $contentType = self::contentTypes['listProductInventoryRecords'][0])
    {

        // verify the required parameter 'product_id' is set
        if ($product_id === null || (is_array($product_id) && count($product_id) === 0)) {
            throw new \InvalidArgumentException(
                'Missing the required parameter $product_id when calling listProductInventoryRecords'
            );
        }



        if ($page_size !== null && $page_size > 5000) {
            throw new \InvalidArgumentException('invalid value for "$page_size" when calling InventoryApi.listProductInventoryRecords, must be smaller than or equal to 5000.');
        }
        




        $resourcePath = '/inventory/{product_id}';
        $formParams = [];
        $queryParams = [];
        $headerParams = [];
        $httpBody = '';
        $multipart = false;

        // query params
        $queryParams = array_merge($queryParams, ObjectSerializer::toQueryValue(
            $after,
            'after', // param base name
            'integer', // openApiType
            'form', // style
            true, // explode
            false // required
        ) ?? []);
        // query params
        $queryParams = array_merge($queryParams, ObjectSerializer::toQueryValue(
            $before,
            'before', // param base name
            'integer', // openApiType
            'form', // style
            true, // explode
            false // required
        ) ?? []);
        // query params
        $queryParams = array_merge($queryParams, ObjectSerializer::toQueryValue(
            $page_size,
            'page_size', // param base name
            'integer', // openApiType
            'form', // style
            true, // explode
            false // required
        ) ?? []);
        // query params
        $queryParams = array_merge($queryParams, ObjectSerializer::toQueryValue(
            $variants,
            'variants', // param base name
            'boolean', // openApiType
            'form', // style
            true, // explode
            false // required
        ) ?? []);
        // query params
        $queryParams = array_merge($queryParams, ObjectSerializer::toQueryValue(
            $include_deleted,
            'include_deleted', // param base name
            'boolean', // openApiType
            'form', // style
            true, // explode
            false // required
        ) ?? []);
        // query params
        $queryParams = array_merge($queryParams, ObjectSerializer::toQueryValue(
            $order_direction,
            'order_direction', // param base name
            'string', // openApiType
            'form', // style
            true, // explode
            false // required
        ) ?? []);


        // path params
        if ($product_id !== null) {
            $resourcePath = str_replace(
                '{product_id}',
                ObjectSerializer::toPathValue($product_id),
                $resourcePath
            );
        }


        $headers = $this->headerSelector->selectHeaders(
            ['application/json', ],
            $contentType,
            $multipart
        );

        // for model (json/xml)
        if (count($formParams) > 0) {
            if ($multipart) {
                $multipartContents = [];
                foreach ($formParams as $formParamName => $formParamValue) {
                    $formParamValueItems = is_array($formParamValue) ? $formParamValue : [$formParamValue];
                    foreach ($formParamValueItems as $formParamValueItem) {
                        $multipartContents[] = [
                            'name' => $formParamName,
                            'contents' => $formParamValueItem
                        ];
                    }
                }
                // for HTTP post (form)
                $httpBody = new MultipartStream($multipartContents);

            } elseif (stripos($headers['Content-Type'], 'application/json') !== false) {
                # if Content-Type contains "application/json", json_encode the form parameters
                $httpBody = \GuzzleHttp\Utils::jsonEncode($formParams);
            } else {
                // for HTTP post (form)
                $httpBody = ObjectSerializer::buildQuery($formParams);
            }
        }

        // this endpoint requires Bearer (JWT) authentication (access token)
        if (!empty($this->config->getAccessToken())) {
            $headers['Authorization'] = 'Bearer ' . $this->config->getAccessToken();
        }

        $defaultHeaders = [];
        if ($this->config->getUserAgent()) {
            $defaultHeaders['User-Agent'] = $this->config->getUserAgent();
        }

        $headers = array_merge(
            $defaultHeaders,
            $headerParams,
            $headers
        );

        $operationHost = $this->config->getHost();
        $query = ObjectSerializer::buildQuery($queryParams);
        return new Request(
            'GET',
            $operationHost . $resourcePath . ($query ? "?{$query}" : ''),
            $headers,
            $httpBody
        );
    }

    /**
     * Operation listStockAdjustments
     *
     * List stock adjustments
     *
     * @param  int|null $page_size The maximum number of items to be returned in the response. (optional, default to 100)
     * @param  int|null $after Return records with a version greater than this value. (optional)
     * @param  int|null $before Return records with a version less than this value. (optional)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['listStockAdjustments'] to see the possible values for this operation
     *
     * @throws \Vend\ApiException on non-2xx response or if the response body is not in the expected format
     * @throws \InvalidArgumentException
     * @return \Vend\Model\StockAdjustmentCollection
     */
    public function listStockAdjustments($page_size = 100, $after = null, $before = null, string $contentType = self::contentTypes['listStockAdjustments'][0])
    {
        list($response) = $this->listStockAdjustmentsWithHttpInfo($page_size, $after, $before, $contentType);
        return $response;
    }

    /**
     * Operation listStockAdjustmentsWithHttpInfo
     *
     * List stock adjustments
     *
     * @param  int|null $page_size The maximum number of items to be returned in the response. (optional, default to 100)
     * @param  int|null $after Return records with a version greater than this value. (optional)
     * @param  int|null $before Return records with a version less than this value. (optional)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['listStockAdjustments'] to see the possible values for this operation
     *
     * @throws \Vend\ApiException on non-2xx response or if the response body is not in the expected format
     * @throws \InvalidArgumentException
     * @return array of \Vend\Model\StockAdjustmentCollection, HTTP status code, HTTP response headers (array of strings)
     */
    public function listStockAdjustmentsWithHttpInfo($page_size = 100, $after = null, $before = null, string $contentType = self::contentTypes['listStockAdjustments'][0])
    {
        $request = $this->listStockAdjustmentsRequest($page_size, $after, $before, $contentType);

        try {
            $options = $this->createHttpClientOption();
            try {
                $response = $this->client->send($request, $options);
            } catch (RequestException $e) {
                throw new ApiException(
                    "[{$e->getCode()}] {$e->getMessage()}",
                    (int) $e->getCode(),
                    $e->getResponse() ? $e->getResponse()->getHeaders() : null,
                    $e->getResponse() ? (string) $e->getResponse()->getBody() : null
                );
            } catch (ConnectException $e) {
                throw new ApiException(
                    "[{$e->getCode()}] {$e->getMessage()}",
                    (int) $e->getCode(),
                    null,
                    null
                );
            }

            $statusCode = $response->getStatusCode();


            switch($statusCode) {
                case 200:
                    return $this->handleResponseWithDataType(
                        '\Vend\Model\StockAdjustmentCollection',
                        $request,
                        $response,
                    );
            }

            

            if ($statusCode < 200 || $statusCode > 299) {
                throw new ApiException(
                    sprintf(
                        '[%d] Error connecting to the API (%s)',
                        $statusCode,
                        (string) $request->getUri()
                    ),
                    $statusCode,
                    $response->getHeaders(),
                    (string) $response->getBody()
                );
            }

            return $this->handleResponseWithDataType(
                '\Vend\Model\StockAdjustmentCollection',
                $request,
                $response,
            );
        } catch (ApiException $e) {
            switch ($e->getCode()) {
                case 200:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\Vend\Model\StockAdjustmentCollection',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    throw $e;
            }
        

            throw $e;
        }
    }

    /**
     * Operation listStockAdjustmentsAsync
     *
     * List stock adjustments
     *
     * @param  int|null $page_size The maximum number of items to be returned in the response. (optional, default to 100)
     * @param  int|null $after Return records with a version greater than this value. (optional)
     * @param  int|null $before Return records with a version less than this value. (optional)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['listStockAdjustments'] to see the possible values for this operation
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function listStockAdjustmentsAsync($page_size = 100, $after = null, $before = null, string $contentType = self::contentTypes['listStockAdjustments'][0])
    {
        return $this->listStockAdjustmentsAsyncWithHttpInfo($page_size, $after, $before, $contentType)
            ->then(
                function ($response) {
                    return $response[0];
                }
            );
    }

    /**
     * Operation listStockAdjustmentsAsyncWithHttpInfo
     *
     * List stock adjustments
     *
     * @param  int|null $page_size The maximum number of items to be returned in the response. (optional, default to 100)
     * @param  int|null $after Return records with a version greater than this value. (optional)
     * @param  int|null $before Return records with a version less than this value. (optional)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['listStockAdjustments'] to see the possible values for this operation
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function listStockAdjustmentsAsyncWithHttpInfo($page_size = 100, $after = null, $before = null, string $contentType = self::contentTypes['listStockAdjustments'][0])
    {
        $returnType = '\Vend\Model\StockAdjustmentCollection';
        $request = $this->listStockAdjustmentsRequest($page_size, $after, $before, $contentType);

        return $this->client
            ->sendAsync($request, $this->createHttpClientOption())
            ->then(
                function ($response) use ($returnType) {
                    if ($returnType === '\SplFileObject') {
                        $content = $response->getBody(); //stream goes to serializer
                    } else {
                        $content = (string) $response->getBody();
                        if ($returnType !== 'string') {
                            $content = json_decode($content);
                        }
                    }

                    return [
                        ObjectSerializer::deserialize($content, $returnType, []),
                        $response->getStatusCode(),
                        $response->getHeaders()
                    ];
                },
                function ($exception) {
                    $response = $exception->getResponse();
                    $statusCode = $response->getStatusCode();
                    throw new ApiException(
                        sprintf(
                            '[%d] Error connecting to the API (%s)',
                            $statusCode,
                            $exception->getRequest()->getUri()
                        ),
                        $statusCode,
                        $response->getHeaders(),
                        (string) $response->getBody()
                    );
                }
            );
    }

    /**
     * Create request for operation 'listStockAdjustments'
     *
     * @param  int|null $page_size The maximum number of items to be returned in the response. (optional, default to 100)
     * @param  int|null $after Return records with a version greater than this value. (optional)
     * @param  int|null $before Return records with a version less than this value. (optional)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['listStockAdjustments'] to see the possible values for this operation
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Psr7\Request
     */
    public function listStockAdjustmentsRequest($page_size = 100, $after = null, $before = null, string $contentType = self::contentTypes['listStockAdjustments'][0])
    {

        if ($page_size !== null && $page_size > 1000) {
            throw new \InvalidArgumentException('invalid value for "$page_size" when calling InventoryApi.listStockAdjustments, must be smaller than or equal to 1000.');
        }
        



        $resourcePath = '/stock_adjustments';
        $formParams = [];
        $queryParams = [];
        $headerParams = [];
        $httpBody = '';
        $multipart = false;

        // query params
        $queryParams = array_merge($queryParams, ObjectSerializer::toQueryValue(
            $page_size,
            'page_size', // param base name
            'integer', // openApiType
            'form', // style
            true, // explode
            false // required
        ) ?? []);
        // query params
        $queryParams = array_merge($queryParams, ObjectSerializer::toQueryValue(
            $after,
            'after', // param base name
            'integer', // openApiType
            'form', // style
            true, // explode
            false // required
        ) ?? []);
        // query params
        $queryParams = array_merge($queryParams, ObjectSerializer::toQueryValue(
            $before,
            'before', // param base name
            'integer', // openApiType
            'form', // style
            true, // explode
            false // required
        ) ?? []);




        $headers = $this->headerSelector->selectHeaders(
            ['application/json', ],
            $contentType,
            $multipart
        );

        // for model (json/xml)
        if (count($formParams) > 0) {
            if ($multipart) {
                $multipartContents = [];
                foreach ($formParams as $formParamName => $formParamValue) {
                    $formParamValueItems = is_array($formParamValue) ? $formParamValue : [$formParamValue];
                    foreach ($formParamValueItems as $formParamValueItem) {
                        $multipartContents[] = [
                            'name' => $formParamName,
                            'contents' => $formParamValueItem
                        ];
                    }
                }
                // for HTTP post (form)
                $httpBody = new MultipartStream($multipartContents);

            } elseif (stripos($headers['Content-Type'], 'application/json') !== false) {
                # if Content-Type contains "application/json", json_encode the form parameters
                $httpBody = \GuzzleHttp\Utils::jsonEncode($formParams);
            } else {
                // for HTTP post (form)
                $httpBody = ObjectSerializer::buildQuery($formParams);
            }
        }

        // this endpoint requires Bearer (JWT) authentication (access token)
        if (!empty($this->config->getAccessToken())) {
            $headers['Authorization'] = 'Bearer ' . $this->config->getAccessToken();
        }

        $defaultHeaders = [];
        if ($this->config->getUserAgent()) {
            $defaultHeaders['User-Agent'] = $this->config->getUserAgent();
        }

        $headers = array_merge(
            $defaultHeaders,
            $headerParams,
            $headers
        );

        $operationHost = $this->config->getHost();
        $query = ObjectSerializer::buildQuery($queryParams);
        return new Request(
            'GET',
            $operationHost . $resourcePath . ($query ? "?{$query}" : ''),
            $headers,
            $httpBody
        );
    }

    /**
     * Operation setReorderPoints
     *
     * Set reorder points
     *
     * @param  \Vend\Model\SetReorderPointsRequestInner[] $set_reorder_points_request_inner An array of 1 to 1000 reorder point entries to upsert. (required)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['setReorderPoints'] to see the possible values for this operation
     *
     * @throws \Vend\ApiException on non-2xx response or if the response body is not in the expected format
     * @throws \InvalidArgumentException
     * @return \Vend\Model\ReorderPointsCollection|object
     */
    public function setReorderPoints($set_reorder_points_request_inner, string $contentType = self::contentTypes['setReorderPoints'][0])
    {
        list($response) = $this->setReorderPointsWithHttpInfo($set_reorder_points_request_inner, $contentType);
        return $response;
    }

    /**
     * Operation setReorderPointsWithHttpInfo
     *
     * Set reorder points
     *
     * @param  \Vend\Model\SetReorderPointsRequestInner[] $set_reorder_points_request_inner An array of 1 to 1000 reorder point entries to upsert. (required)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['setReorderPoints'] to see the possible values for this operation
     *
     * @throws \Vend\ApiException on non-2xx response or if the response body is not in the expected format
     * @throws \InvalidArgumentException
     * @return array of \Vend\Model\ReorderPointsCollection|object, HTTP status code, HTTP response headers (array of strings)
     */
    public function setReorderPointsWithHttpInfo($set_reorder_points_request_inner, string $contentType = self::contentTypes['setReorderPoints'][0])
    {
        $request = $this->setReorderPointsRequest($set_reorder_points_request_inner, $contentType);

        try {
            $options = $this->createHttpClientOption();
            try {
                $response = $this->client->send($request, $options);
            } catch (RequestException $e) {
                throw new ApiException(
                    "[{$e->getCode()}] {$e->getMessage()}",
                    (int) $e->getCode(),
                    $e->getResponse() ? $e->getResponse()->getHeaders() : null,
                    $e->getResponse() ? (string) $e->getResponse()->getBody() : null
                );
            } catch (ConnectException $e) {
                throw new ApiException(
                    "[{$e->getCode()}] {$e->getMessage()}",
                    (int) $e->getCode(),
                    null,
                    null
                );
            }

            $statusCode = $response->getStatusCode();


            switch($statusCode) {
                case 200:
                    return $this->handleResponseWithDataType(
                        '\Vend\Model\ReorderPointsCollection',
                        $request,
                        $response,
                    );
                case 422:
                    return $this->handleResponseWithDataType(
                        'object',
                        $request,
                        $response,
                    );
            }

            

            if ($statusCode < 200 || $statusCode > 299) {
                throw new ApiException(
                    sprintf(
                        '[%d] Error connecting to the API (%s)',
                        $statusCode,
                        (string) $request->getUri()
                    ),
                    $statusCode,
                    $response->getHeaders(),
                    (string) $response->getBody()
                );
            }

            return $this->handleResponseWithDataType(
                '\Vend\Model\ReorderPointsCollection',
                $request,
                $response,
            );
        } catch (ApiException $e) {
            switch ($e->getCode()) {
                case 200:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\Vend\Model\ReorderPointsCollection',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    throw $e;
                case 422:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        'object',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    throw $e;
            }
        

            throw $e;
        }
    }

    /**
     * Operation setReorderPointsAsync
     *
     * Set reorder points
     *
     * @param  \Vend\Model\SetReorderPointsRequestInner[] $set_reorder_points_request_inner An array of 1 to 1000 reorder point entries to upsert. (required)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['setReorderPoints'] to see the possible values for this operation
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function setReorderPointsAsync($set_reorder_points_request_inner, string $contentType = self::contentTypes['setReorderPoints'][0])
    {
        return $this->setReorderPointsAsyncWithHttpInfo($set_reorder_points_request_inner, $contentType)
            ->then(
                function ($response) {
                    return $response[0];
                }
            );
    }

    /**
     * Operation setReorderPointsAsyncWithHttpInfo
     *
     * Set reorder points
     *
     * @param  \Vend\Model\SetReorderPointsRequestInner[] $set_reorder_points_request_inner An array of 1 to 1000 reorder point entries to upsert. (required)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['setReorderPoints'] to see the possible values for this operation
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function setReorderPointsAsyncWithHttpInfo($set_reorder_points_request_inner, string $contentType = self::contentTypes['setReorderPoints'][0])
    {
        $returnType = '\Vend\Model\ReorderPointsCollection';
        $request = $this->setReorderPointsRequest($set_reorder_points_request_inner, $contentType);

        return $this->client
            ->sendAsync($request, $this->createHttpClientOption())
            ->then(
                function ($response) use ($returnType) {
                    if ($returnType === '\SplFileObject') {
                        $content = $response->getBody(); //stream goes to serializer
                    } else {
                        $content = (string) $response->getBody();
                        if ($returnType !== 'string') {
                            $content = json_decode($content);
                        }
                    }

                    return [
                        ObjectSerializer::deserialize($content, $returnType, []),
                        $response->getStatusCode(),
                        $response->getHeaders()
                    ];
                },
                function ($exception) {
                    $response = $exception->getResponse();
                    $statusCode = $response->getStatusCode();
                    throw new ApiException(
                        sprintf(
                            '[%d] Error connecting to the API (%s)',
                            $statusCode,
                            $exception->getRequest()->getUri()
                        ),
                        $statusCode,
                        $response->getHeaders(),
                        (string) $response->getBody()
                    );
                }
            );
    }

    /**
     * Create request for operation 'setReorderPoints'
     *
     * @param  \Vend\Model\SetReorderPointsRequestInner[] $set_reorder_points_request_inner An array of 1 to 1000 reorder point entries to upsert. (required)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['setReorderPoints'] to see the possible values for this operation
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Psr7\Request
     */
    public function setReorderPointsRequest($set_reorder_points_request_inner, string $contentType = self::contentTypes['setReorderPoints'][0])
    {

        // verify the required parameter 'set_reorder_points_request_inner' is set
        if ($set_reorder_points_request_inner === null || (is_array($set_reorder_points_request_inner) && count($set_reorder_points_request_inner) === 0)) {
            throw new \InvalidArgumentException(
                'Missing the required parameter $set_reorder_points_request_inner when calling setReorderPoints'
            );
        }
        if (count($set_reorder_points_request_inner) > 1000) {
            throw new \InvalidArgumentException('invalid value for "$set_reorder_points_request_inner" when calling InventoryApi.setReorderPoints, number of items must be less than or equal to 1000.');
        }
        if (count($set_reorder_points_request_inner) < 1) {
            throw new \InvalidArgumentException('invalid value for "$set_reorder_points_request_inner" when calling InventoryApi.setReorderPoints, number of items must be greater than or equal to 1.');
        }
        

        $resourcePath = '/inventory/reorder_points';
        $formParams = [];
        $queryParams = [];
        $headerParams = [];
        $httpBody = '';
        $multipart = false;





        $headers = $this->headerSelector->selectHeaders(
            ['application/json', ],
            $contentType,
            $multipart
        );

        // for model (json/xml)
        if (isset($set_reorder_points_request_inner)) {
            if (stripos($headers['Content-Type'], 'application/json') !== false) {
                # if Content-Type contains "application/json", json_encode the body
                $httpBody = \GuzzleHttp\Utils::jsonEncode(ObjectSerializer::sanitizeForSerialization($set_reorder_points_request_inner));
            } else {
                $httpBody = $set_reorder_points_request_inner;
            }
        } elseif (count($formParams) > 0) {
            if ($multipart) {
                $multipartContents = [];
                foreach ($formParams as $formParamName => $formParamValue) {
                    $formParamValueItems = is_array($formParamValue) ? $formParamValue : [$formParamValue];
                    foreach ($formParamValueItems as $formParamValueItem) {
                        $multipartContents[] = [
                            'name' => $formParamName,
                            'contents' => $formParamValueItem
                        ];
                    }
                }
                // for HTTP post (form)
                $httpBody = new MultipartStream($multipartContents);

            } elseif (stripos($headers['Content-Type'], 'application/json') !== false) {
                # if Content-Type contains "application/json", json_encode the form parameters
                $httpBody = \GuzzleHttp\Utils::jsonEncode($formParams);
            } else {
                // for HTTP post (form)
                $httpBody = ObjectSerializer::buildQuery($formParams);
            }
        }

        // this endpoint requires Bearer (JWT) authentication (access token)
        if (!empty($this->config->getAccessToken())) {
            $headers['Authorization'] = 'Bearer ' . $this->config->getAccessToken();
        }

        $defaultHeaders = [];
        if ($this->config->getUserAgent()) {
            $defaultHeaders['User-Agent'] = $this->config->getUserAgent();
        }

        $headers = array_merge(
            $defaultHeaders,
            $headerParams,
            $headers
        );

        $operationHost = $this->config->getHost();
        $query = ObjectSerializer::buildQuery($queryParams);
        return new Request(
            'POST',
            $operationHost . $resourcePath . ($query ? "?{$query}" : ''),
            $headers,
            $httpBody
        );
    }

    /**
     * Operation updateCustomInventoryAdjustmentReason
     *
     * Update a custom inventory adjustment reason
     *
     * @param  string $custom_reason_id The ID of the custom inventory adjustment reason to update. (required)
     * @param  \Vend\Model\UpdateCustomInventoryAdjustmentReasonRequest $update_custom_inventory_adjustment_reason_request update_custom_inventory_adjustment_reason_request (required)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['updateCustomInventoryAdjustmentReason'] to see the possible values for this operation
     *
     * @throws \Vend\ApiException on non-2xx response or if the response body is not in the expected format
     * @throws \InvalidArgumentException
     * @return \Vend\Model\CustomInventoryAdjustmentReasonSingleton
     */
    public function updateCustomInventoryAdjustmentReason($custom_reason_id, $update_custom_inventory_adjustment_reason_request, string $contentType = self::contentTypes['updateCustomInventoryAdjustmentReason'][0])
    {
        list($response) = $this->updateCustomInventoryAdjustmentReasonWithHttpInfo($custom_reason_id, $update_custom_inventory_adjustment_reason_request, $contentType);
        return $response;
    }

    /**
     * Operation updateCustomInventoryAdjustmentReasonWithHttpInfo
     *
     * Update a custom inventory adjustment reason
     *
     * @param  string $custom_reason_id The ID of the custom inventory adjustment reason to update. (required)
     * @param  \Vend\Model\UpdateCustomInventoryAdjustmentReasonRequest $update_custom_inventory_adjustment_reason_request (required)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['updateCustomInventoryAdjustmentReason'] to see the possible values for this operation
     *
     * @throws \Vend\ApiException on non-2xx response or if the response body is not in the expected format
     * @throws \InvalidArgumentException
     * @return array of \Vend\Model\CustomInventoryAdjustmentReasonSingleton, HTTP status code, HTTP response headers (array of strings)
     */
    public function updateCustomInventoryAdjustmentReasonWithHttpInfo($custom_reason_id, $update_custom_inventory_adjustment_reason_request, string $contentType = self::contentTypes['updateCustomInventoryAdjustmentReason'][0])
    {
        $request = $this->updateCustomInventoryAdjustmentReasonRequest($custom_reason_id, $update_custom_inventory_adjustment_reason_request, $contentType);

        try {
            $options = $this->createHttpClientOption();
            try {
                $response = $this->client->send($request, $options);
            } catch (RequestException $e) {
                throw new ApiException(
                    "[{$e->getCode()}] {$e->getMessage()}",
                    (int) $e->getCode(),
                    $e->getResponse() ? $e->getResponse()->getHeaders() : null,
                    $e->getResponse() ? (string) $e->getResponse()->getBody() : null
                );
            } catch (ConnectException $e) {
                throw new ApiException(
                    "[{$e->getCode()}] {$e->getMessage()}",
                    (int) $e->getCode(),
                    null,
                    null
                );
            }

            $statusCode = $response->getStatusCode();


            switch($statusCode) {
                case 200:
                    return $this->handleResponseWithDataType(
                        '\Vend\Model\CustomInventoryAdjustmentReasonSingleton',
                        $request,
                        $response,
                    );
            }

            

            if ($statusCode < 200 || $statusCode > 299) {
                throw new ApiException(
                    sprintf(
                        '[%d] Error connecting to the API (%s)',
                        $statusCode,
                        (string) $request->getUri()
                    ),
                    $statusCode,
                    $response->getHeaders(),
                    (string) $response->getBody()
                );
            }

            return $this->handleResponseWithDataType(
                '\Vend\Model\CustomInventoryAdjustmentReasonSingleton',
                $request,
                $response,
            );
        } catch (ApiException $e) {
            switch ($e->getCode()) {
                case 200:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\Vend\Model\CustomInventoryAdjustmentReasonSingleton',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    throw $e;
            }
        

            throw $e;
        }
    }

    /**
     * Operation updateCustomInventoryAdjustmentReasonAsync
     *
     * Update a custom inventory adjustment reason
     *
     * @param  string $custom_reason_id The ID of the custom inventory adjustment reason to update. (required)
     * @param  \Vend\Model\UpdateCustomInventoryAdjustmentReasonRequest $update_custom_inventory_adjustment_reason_request (required)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['updateCustomInventoryAdjustmentReason'] to see the possible values for this operation
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function updateCustomInventoryAdjustmentReasonAsync($custom_reason_id, $update_custom_inventory_adjustment_reason_request, string $contentType = self::contentTypes['updateCustomInventoryAdjustmentReason'][0])
    {
        return $this->updateCustomInventoryAdjustmentReasonAsyncWithHttpInfo($custom_reason_id, $update_custom_inventory_adjustment_reason_request, $contentType)
            ->then(
                function ($response) {
                    return $response[0];
                }
            );
    }

    /**
     * Operation updateCustomInventoryAdjustmentReasonAsyncWithHttpInfo
     *
     * Update a custom inventory adjustment reason
     *
     * @param  string $custom_reason_id The ID of the custom inventory adjustment reason to update. (required)
     * @param  \Vend\Model\UpdateCustomInventoryAdjustmentReasonRequest $update_custom_inventory_adjustment_reason_request (required)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['updateCustomInventoryAdjustmentReason'] to see the possible values for this operation
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function updateCustomInventoryAdjustmentReasonAsyncWithHttpInfo($custom_reason_id, $update_custom_inventory_adjustment_reason_request, string $contentType = self::contentTypes['updateCustomInventoryAdjustmentReason'][0])
    {
        $returnType = '\Vend\Model\CustomInventoryAdjustmentReasonSingleton';
        $request = $this->updateCustomInventoryAdjustmentReasonRequest($custom_reason_id, $update_custom_inventory_adjustment_reason_request, $contentType);

        return $this->client
            ->sendAsync($request, $this->createHttpClientOption())
            ->then(
                function ($response) use ($returnType) {
                    if ($returnType === '\SplFileObject') {
                        $content = $response->getBody(); //stream goes to serializer
                    } else {
                        $content = (string) $response->getBody();
                        if ($returnType !== 'string') {
                            $content = json_decode($content);
                        }
                    }

                    return [
                        ObjectSerializer::deserialize($content, $returnType, []),
                        $response->getStatusCode(),
                        $response->getHeaders()
                    ];
                },
                function ($exception) {
                    $response = $exception->getResponse();
                    $statusCode = $response->getStatusCode();
                    throw new ApiException(
                        sprintf(
                            '[%d] Error connecting to the API (%s)',
                            $statusCode,
                            $exception->getRequest()->getUri()
                        ),
                        $statusCode,
                        $response->getHeaders(),
                        (string) $response->getBody()
                    );
                }
            );
    }

    /**
     * Create request for operation 'updateCustomInventoryAdjustmentReason'
     *
     * @param  string $custom_reason_id The ID of the custom inventory adjustment reason to update. (required)
     * @param  \Vend\Model\UpdateCustomInventoryAdjustmentReasonRequest $update_custom_inventory_adjustment_reason_request (required)
     * @param  string $contentType The value for the Content-Type header. Check self::contentTypes['updateCustomInventoryAdjustmentReason'] to see the possible values for this operation
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Psr7\Request
     */
    public function updateCustomInventoryAdjustmentReasonRequest($custom_reason_id, $update_custom_inventory_adjustment_reason_request, string $contentType = self::contentTypes['updateCustomInventoryAdjustmentReason'][0])
    {

        // verify the required parameter 'custom_reason_id' is set
        if ($custom_reason_id === null || (is_array($custom_reason_id) && count($custom_reason_id) === 0)) {
            throw new \InvalidArgumentException(
                'Missing the required parameter $custom_reason_id when calling updateCustomInventoryAdjustmentReason'
            );
        }

        // verify the required parameter 'update_custom_inventory_adjustment_reason_request' is set
        if ($update_custom_inventory_adjustment_reason_request === null || (is_array($update_custom_inventory_adjustment_reason_request) && count($update_custom_inventory_adjustment_reason_request) === 0)) {
            throw new \InvalidArgumentException(
                'Missing the required parameter $update_custom_inventory_adjustment_reason_request when calling updateCustomInventoryAdjustmentReason'
            );
        }


        $resourcePath = '/custom_inventory_adjustment_reasons/{custom_reason_id}';
        $formParams = [];
        $queryParams = [];
        $headerParams = [];
        $httpBody = '';
        $multipart = false;



        // path params
        if ($custom_reason_id !== null) {
            $resourcePath = str_replace(
                '{custom_reason_id}',
                ObjectSerializer::toPathValue($custom_reason_id),
                $resourcePath
            );
        }


        $headers = $this->headerSelector->selectHeaders(
            ['application/json', ],
            $contentType,
            $multipart
        );

        // for model (json/xml)
        if (isset($update_custom_inventory_adjustment_reason_request)) {
            if (stripos($headers['Content-Type'], 'application/json') !== false) {
                # if Content-Type contains "application/json", json_encode the body
                $httpBody = \GuzzleHttp\Utils::jsonEncode(ObjectSerializer::sanitizeForSerialization($update_custom_inventory_adjustment_reason_request));
            } else {
                $httpBody = $update_custom_inventory_adjustment_reason_request;
            }
        } elseif (count($formParams) > 0) {
            if ($multipart) {
                $multipartContents = [];
                foreach ($formParams as $formParamName => $formParamValue) {
                    $formParamValueItems = is_array($formParamValue) ? $formParamValue : [$formParamValue];
                    foreach ($formParamValueItems as $formParamValueItem) {
                        $multipartContents[] = [
                            'name' => $formParamName,
                            'contents' => $formParamValueItem
                        ];
                    }
                }
                // for HTTP post (form)
                $httpBody = new MultipartStream($multipartContents);

            } elseif (stripos($headers['Content-Type'], 'application/json') !== false) {
                # if Content-Type contains "application/json", json_encode the form parameters
                $httpBody = \GuzzleHttp\Utils::jsonEncode($formParams);
            } else {
                // for HTTP post (form)
                $httpBody = ObjectSerializer::buildQuery($formParams);
            }
        }

        // this endpoint requires Bearer (JWT) authentication (access token)
        if (!empty($this->config->getAccessToken())) {
            $headers['Authorization'] = 'Bearer ' . $this->config->getAccessToken();
        }

        $defaultHeaders = [];
        if ($this->config->getUserAgent()) {
            $defaultHeaders['User-Agent'] = $this->config->getUserAgent();
        }

        $headers = array_merge(
            $defaultHeaders,
            $headerParams,
            $headers
        );

        $operationHost = $this->config->getHost();
        $query = ObjectSerializer::buildQuery($queryParams);
        return new Request(
            'PUT',
            $operationHost . $resourcePath . ($query ? "?{$query}" : ''),
            $headers,
            $httpBody
        );
    }

    /**
     * Create http client option
     *
     * @throws \RuntimeException on file opening failure
     * @return array of http client options
     */
    protected function createHttpClientOption()
    {
        $options = [];
        if ($this->config->getDebug()) {
            $options[RequestOptions::DEBUG] = fopen($this->config->getDebugFile(), 'a');
            if (!$options[RequestOptions::DEBUG]) {
                throw new \RuntimeException('Failed to open the debug file: ' . $this->config->getDebugFile());
            }
        }

        if ($this->config->getCertFile()) {
            $options[RequestOptions::CERT] = $this->config->getCertFile();
        }

        if ($this->config->getKeyFile()) {
            $options[RequestOptions::SSL_KEY] = $this->config->getKeyFile();
        }

        return $options;
    }

    private function handleResponseWithDataType(
        string $dataType,
        RequestInterface $request,
        ResponseInterface $response
    ): array {
        if ($dataType === '\SplFileObject') {
            $content = $response->getBody(); //stream goes to serializer
        } else {
            $content = (string) $response->getBody();
            if ($dataType !== 'string') {
                try {
                    $content = json_decode($content, false, 512, JSON_THROW_ON_ERROR);
                } catch (\JsonException $exception) {
                    throw new ApiException(
                        sprintf(
                            'Error JSON decoding server response (%s)',
                            $request->getUri()
                        ),
                        $response->getStatusCode(),
                        $response->getHeaders(),
                        $content
                    );
                }
            }
        }

        return [
            ObjectSerializer::deserialize($content, $dataType, []),
            $response->getStatusCode(),
            $response->getHeaders()
        ];
    }

    private function responseWithinRangeCode(
        string $rangeCode,
        int $statusCode
    ): bool {
        $left = (int) ($rangeCode[0].'00');
        $right = (int) ($rangeCode[0].'99');

        return $statusCode >= $left && $statusCode <= $right;
    }
}
