<?php
/**
 * StoreApi
 * PHP version 5
 *
 * @category Class
 * @package  Swagger\Client
 * @author   Swagger Codegen team
 * @link     https://github.com/swagger-api/swagger-codegen
 */

/**
 * Swagger Petstore
 *
 * This spec is mainly for testing Petstore server and contains fake endpoints, models. Please do not use this for any other purpose. Special characters: \" \\
 *
 * OpenAPI spec version: 1.0.0
 * Contact: apiteam@swagger.io
 * Generated by: https://github.com/swagger-api/swagger-codegen.git
 * Swagger Codegen version: 2.4.3-SNAPSHOT
 */

/**
 * NOTE: This class is auto generated by the swagger code generator program.
 * https://github.com/swagger-api/swagger-codegen
 * Do not edit the class manually.
 */

namespace Swagger\Client\Api;

use GuzzleHttp\Client;
use GuzzleHttp\ClientInterface;
use GuzzleHttp\Exception\RequestException;
use GuzzleHttp\Psr7\MultipartStream;
use GuzzleHttp\Psr7\Request;
use GuzzleHttp\RequestOptions;
use Swagger\Client\ApiException;
use Swagger\Client\Configuration;
use Swagger\Client\HeaderSelector;
use Swagger\Client\ObjectSerializer;

/**
 * StoreApi Class Doc Comment
 *
 * @category Class
 * @package  Swagger\Client
 * @author   Swagger Codegen team
 * @link     https://github.com/swagger-api/swagger-codegen
 */
class StoreApi
{
    /**
     * @var ClientInterface
     */
    protected $client;

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

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

    /**
     * @param ClientInterface $client
     * @param Configuration   $config
     * @param HeaderSelector  $selector
     */
    public function __construct(
        ClientInterface $client = null,
        Configuration $config = null,
        HeaderSelector $selector = null
    ) {
        $this->client = $client ?: new Client();
        $this->config = $config ?: new Configuration();
        $this->headerSelector = $selector ?: new HeaderSelector();
    }

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

    /**
     * Operation deleteOrder
     *
     * Delete purchase order by ID
     *
     * @param  string $order_id ID of the order that needs to be deleted (required)
     *
     * @throws \Swagger\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return void
     */
    public function deleteOrder($order_id)
    {
        $this->deleteOrderWithHttpInfo($order_id);
    }

    /**
     * Operation deleteOrderWithHttpInfo
     *
     * Delete purchase order by ID
     *
     * @param  string $order_id ID of the order that needs to be deleted (required)
     *
     * @throws \Swagger\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return array of null, HTTP status code, HTTP response headers (array of strings)
     */
    public function deleteOrderWithHttpInfo($order_id)
    {
        $returnType = '';
        $request = $this->deleteOrderRequest($order_id);

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

            $statusCode = $response->getStatusCode();

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

            return [null, $statusCode, $response->getHeaders()];

        } catch (ApiException $e) {
            switch ($e->getCode()) {
            }
            throw $e;
        }
    }

    /**
     * Operation deleteOrderAsync
     *
     * Delete purchase order by ID
     *
     * @param  string $order_id ID of the order that needs to be deleted (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function deleteOrderAsync($order_id)
    {
        return $this->deleteOrderAsyncWithHttpInfo($order_id)
            ->then(
                function ($response) {
                    return $response[0];
                }
            );
    }

    /**
     * Operation deleteOrderAsyncWithHttpInfo
     *
     * Delete purchase order by ID
     *
     * @param  string $order_id ID of the order that needs to be deleted (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function deleteOrderAsyncWithHttpInfo($order_id)
    {
        $returnType = '';
        $request = $this->deleteOrderRequest($order_id);

        return $this->client
            ->sendAsync($request, $this->createHttpClientOption())
            ->then(
                function ($response) use ($returnType) {
                    return [null, $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(),
                        $response->getBody()
                    );
                }
            );
    }

    /**
     * Create request for operation 'deleteOrder'
     *
     * @param  string $order_id ID of the order that needs to be deleted (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Psr7\Request
     */
    protected function deleteOrderRequest($order_id)
    {
        // verify the required parameter 'order_id' is set
        if ($order_id === null || (is_array($order_id) && count($order_id) === 0)) {
            throw new \InvalidArgumentException(
                'Missing the required parameter $order_id when calling deleteOrder'
            );
        }

        $resourcePath = '/store/order/{order_id}';
        $formParams = [];
        $queryParams = [];
        $headerParams = [];
        $httpBody = '';
        $multipart = false;


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

        // body params
        $_tempBody = null;

        if ($multipart) {
            $headers = $this->headerSelector->selectHeadersForMultipart(
                ['application/xml', 'application/json']
            );
        } else {
            $headers = $this->headerSelector->selectHeaders(
                ['application/xml', 'application/json'],
                []
            );
        }

        // for model (json/xml)
        if (isset($_tempBody)) {
            // $_tempBody is the method argument, if present
            $httpBody = $_tempBody;
            // \stdClass has no __toString(), so we should encode it manually
            if ($httpBody instanceof \stdClass && $headers['Content-Type'] === 'application/json') {
                $httpBody = \GuzzleHttp\json_encode($httpBody);
            }
        } elseif (count($formParams) > 0) {
            if ($multipart) {
                $multipartContents = [];
                foreach ($formParams as $formParamName => $formParamValue) {
                    $multipartContents[] = [
                        'name' => $formParamName,
                        'contents' => $formParamValue
                    ];
                }
                // for HTTP post (form)
                $httpBody = new MultipartStream($multipartContents);

            } elseif ($headers['Content-Type'] === 'application/json') {
                $httpBody = \GuzzleHttp\json_encode($formParams);

            } else {
                // for HTTP post (form)
                $httpBody = \GuzzleHttp\Psr7\build_query($formParams);
            }
        }


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

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

        $query = \GuzzleHttp\Psr7\build_query($queryParams);
        return new Request(
            'DELETE',
            $this->config->getHost() . $resourcePath . ($query ? "?{$query}" : ''),
            $headers,
            $httpBody
        );
    }

    /**
     * Operation getInventory
     *
     * Returns pet inventories by status
     *
     *
     * @throws \Swagger\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return map[string,int]
     */
    public function getInventory()
    {
        list($response) = $this->getInventoryWithHttpInfo();
        return $response;
    }

    /**
     * Operation getInventoryWithHttpInfo
     *
     * Returns pet inventories by status
     *
     *
     * @throws \Swagger\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return array of map[string,int], HTTP status code, HTTP response headers (array of strings)
     */
    public function getInventoryWithHttpInfo()
    {
        $returnType = 'map[string,int]';
        $request = $this->getInventoryRequest();

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

            $statusCode = $response->getStatusCode();

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

            $responseBody = $response->getBody();
            if ($returnType === '\SplFileObject') {
                $content = $responseBody; //stream goes to serializer
            } else {
                $content = $responseBody->getContents();
                if ($returnType !== 'string') {
                    $content = json_decode($content);
                }
            }

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

        } catch (ApiException $e) {
            switch ($e->getCode()) {
                case 200:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        'map[string,int]',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
            }
            throw $e;
        }
    }

    /**
     * Operation getInventoryAsync
     *
     * Returns pet inventories by status
     *
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function getInventoryAsync()
    {
        return $this->getInventoryAsyncWithHttpInfo()
            ->then(
                function ($response) {
                    return $response[0];
                }
            );
    }

    /**
     * Operation getInventoryAsyncWithHttpInfo
     *
     * Returns pet inventories by status
     *
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function getInventoryAsyncWithHttpInfo()
    {
        $returnType = 'map[string,int]';
        $request = $this->getInventoryRequest();

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

    /**
     * Create request for operation 'getInventory'
     *
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Psr7\Request
     */
    protected function getInventoryRequest()
    {

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



        // body params
        $_tempBody = null;

        if ($multipart) {
            $headers = $this->headerSelector->selectHeadersForMultipart(
                ['application/json']
            );
        } else {
            $headers = $this->headerSelector->selectHeaders(
                ['application/json'],
                []
            );
        }

        // for model (json/xml)
        if (isset($_tempBody)) {
            // $_tempBody is the method argument, if present
            $httpBody = $_tempBody;
            // \stdClass has no __toString(), so we should encode it manually
            if ($httpBody instanceof \stdClass && $headers['Content-Type'] === 'application/json') {
                $httpBody = \GuzzleHttp\json_encode($httpBody);
            }
        } elseif (count($formParams) > 0) {
            if ($multipart) {
                $multipartContents = [];
                foreach ($formParams as $formParamName => $formParamValue) {
                    $multipartContents[] = [
                        'name' => $formParamName,
                        'contents' => $formParamValue
                    ];
                }
                // for HTTP post (form)
                $httpBody = new MultipartStream($multipartContents);

            } elseif ($headers['Content-Type'] === 'application/json') {
                $httpBody = \GuzzleHttp\json_encode($formParams);

            } else {
                // for HTTP post (form)
                $httpBody = \GuzzleHttp\Psr7\build_query($formParams);
            }
        }

        // this endpoint requires API key authentication
        $apiKey = $this->config->getApiKeyWithPrefix('api_key');
        if ($apiKey !== null) {
            $headers['api_key'] = $apiKey;
        }

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

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

        $query = \GuzzleHttp\Psr7\build_query($queryParams);
        return new Request(
            'GET',
            $this->config->getHost() . $resourcePath . ($query ? "?{$query}" : ''),
            $headers,
            $httpBody
        );
    }

    /**
     * Operation getOrderById
     *
     * Find purchase order by ID
     *
     * @param  int $order_id ID of pet that needs to be fetched (required)
     *
     * @throws \Swagger\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return \Swagger\Client\Model\Order
     */
    public function getOrderById($order_id)
    {
        list($response) = $this->getOrderByIdWithHttpInfo($order_id);
        return $response;
    }

    /**
     * Operation getOrderByIdWithHttpInfo
     *
     * Find purchase order by ID
     *
     * @param  int $order_id ID of pet that needs to be fetched (required)
     *
     * @throws \Swagger\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return array of \Swagger\Client\Model\Order, HTTP status code, HTTP response headers (array of strings)
     */
    public function getOrderByIdWithHttpInfo($order_id)
    {
        $returnType = '\Swagger\Client\Model\Order';
        $request = $this->getOrderByIdRequest($order_id);

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

            $statusCode = $response->getStatusCode();

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

            $responseBody = $response->getBody();
            if ($returnType === '\SplFileObject') {
                $content = $responseBody; //stream goes to serializer
            } else {
                $content = $responseBody->getContents();
                if ($returnType !== 'string') {
                    $content = json_decode($content);
                }
            }

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

        } catch (ApiException $e) {
            switch ($e->getCode()) {
                case 200:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\Swagger\Client\Model\Order',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
            }
            throw $e;
        }
    }

    /**
     * Operation getOrderByIdAsync
     *
     * Find purchase order by ID
     *
     * @param  int $order_id ID of pet that needs to be fetched (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function getOrderByIdAsync($order_id)
    {
        return $this->getOrderByIdAsyncWithHttpInfo($order_id)
            ->then(
                function ($response) {
                    return $response[0];
                }
            );
    }

    /**
     * Operation getOrderByIdAsyncWithHttpInfo
     *
     * Find purchase order by ID
     *
     * @param  int $order_id ID of pet that needs to be fetched (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function getOrderByIdAsyncWithHttpInfo($order_id)
    {
        $returnType = '\Swagger\Client\Model\Order';
        $request = $this->getOrderByIdRequest($order_id);

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

    /**
     * Create request for operation 'getOrderById'
     *
     * @param  int $order_id ID of pet that needs to be fetched (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Psr7\Request
     */
    protected function getOrderByIdRequest($order_id)
    {
        // verify the required parameter 'order_id' is set
        if ($order_id === null || (is_array($order_id) && count($order_id) === 0)) {
            throw new \InvalidArgumentException(
                'Missing the required parameter $order_id when calling getOrderById'
            );
        }
        if ($order_id > 5) {
            throw new \InvalidArgumentException('invalid value for "$order_id" when calling StoreApi.getOrderById, must be smaller than or equal to 5.');
        }
        if ($order_id < 1) {
            throw new \InvalidArgumentException('invalid value for "$order_id" when calling StoreApi.getOrderById, must be bigger than or equal to 1.');
        }


        $resourcePath = '/store/order/{order_id}';
        $formParams = [];
        $queryParams = [];
        $headerParams = [];
        $httpBody = '';
        $multipart = false;


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

        // body params
        $_tempBody = null;

        if ($multipart) {
            $headers = $this->headerSelector->selectHeadersForMultipart(
                ['application/xml', 'application/json']
            );
        } else {
            $headers = $this->headerSelector->selectHeaders(
                ['application/xml', 'application/json'],
                []
            );
        }

        // for model (json/xml)
        if (isset($_tempBody)) {
            // $_tempBody is the method argument, if present
            $httpBody = $_tempBody;
            // \stdClass has no __toString(), so we should encode it manually
            if ($httpBody instanceof \stdClass && $headers['Content-Type'] === 'application/json') {
                $httpBody = \GuzzleHttp\json_encode($httpBody);
            }
        } elseif (count($formParams) > 0) {
            if ($multipart) {
                $multipartContents = [];
                foreach ($formParams as $formParamName => $formParamValue) {
                    $multipartContents[] = [
                        'name' => $formParamName,
                        'contents' => $formParamValue
                    ];
                }
                // for HTTP post (form)
                $httpBody = new MultipartStream($multipartContents);

            } elseif ($headers['Content-Type'] === 'application/json') {
                $httpBody = \GuzzleHttp\json_encode($formParams);

            } else {
                // for HTTP post (form)
                $httpBody = \GuzzleHttp\Psr7\build_query($formParams);
            }
        }


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

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

        $query = \GuzzleHttp\Psr7\build_query($queryParams);
        return new Request(
            'GET',
            $this->config->getHost() . $resourcePath . ($query ? "?{$query}" : ''),
            $headers,
            $httpBody
        );
    }

    /**
     * Operation placeOrder
     *
     * Place an order for a pet
     *
     * @param  \Swagger\Client\Model\Order $body order placed for purchasing the pet (required)
     *
     * @throws \Swagger\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return \Swagger\Client\Model\Order
     */
    public function placeOrder($body)
    {
        list($response) = $this->placeOrderWithHttpInfo($body);
        return $response;
    }

    /**
     * Operation placeOrderWithHttpInfo
     *
     * Place an order for a pet
     *
     * @param  \Swagger\Client\Model\Order $body order placed for purchasing the pet (required)
     *
     * @throws \Swagger\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return array of \Swagger\Client\Model\Order, HTTP status code, HTTP response headers (array of strings)
     */
    public function placeOrderWithHttpInfo($body)
    {
        $returnType = '\Swagger\Client\Model\Order';
        $request = $this->placeOrderRequest($body);

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

            $statusCode = $response->getStatusCode();

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

            $responseBody = $response->getBody();
            if ($returnType === '\SplFileObject') {
                $content = $responseBody; //stream goes to serializer
            } else {
                $content = $responseBody->getContents();
                if ($returnType !== 'string') {
                    $content = json_decode($content);
                }
            }

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

        } catch (ApiException $e) {
            switch ($e->getCode()) {
                case 200:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\Swagger\Client\Model\Order',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
            }
            throw $e;
        }
    }

    /**
     * Operation placeOrderAsync
     *
     * Place an order for a pet
     *
     * @param  \Swagger\Client\Model\Order $body order placed for purchasing the pet (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function placeOrderAsync($body)
    {
        return $this->placeOrderAsyncWithHttpInfo($body)
            ->then(
                function ($response) {
                    return $response[0];
                }
            );
    }

    /**
     * Operation placeOrderAsyncWithHttpInfo
     *
     * Place an order for a pet
     *
     * @param  \Swagger\Client\Model\Order $body order placed for purchasing the pet (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function placeOrderAsyncWithHttpInfo($body)
    {
        $returnType = '\Swagger\Client\Model\Order';
        $request = $this->placeOrderRequest($body);

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

    /**
     * Create request for operation 'placeOrder'
     *
     * @param  \Swagger\Client\Model\Order $body order placed for purchasing the pet (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Psr7\Request
     */
    protected function placeOrderRequest($body)
    {
        // verify the required parameter 'body' is set
        if ($body === null || (is_array($body) && count($body) === 0)) {
            throw new \InvalidArgumentException(
                'Missing the required parameter $body when calling placeOrder'
            );
        }

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



        // body params
        $_tempBody = null;
        if (isset($body)) {
            $_tempBody = $body;
        }

        if ($multipart) {
            $headers = $this->headerSelector->selectHeadersForMultipart(
                ['application/xml', 'application/json']
            );
        } else {
            $headers = $this->headerSelector->selectHeaders(
                ['application/xml', 'application/json'],
                []
            );
        }

        // for model (json/xml)
        if (isset($_tempBody)) {
            // $_tempBody is the method argument, if present
            $httpBody = $_tempBody;
            // \stdClass has no __toString(), so we should encode it manually
            if ($httpBody instanceof \stdClass && $headers['Content-Type'] === 'application/json') {
                $httpBody = \GuzzleHttp\json_encode($httpBody);
            }
        } elseif (count($formParams) > 0) {
            if ($multipart) {
                $multipartContents = [];
                foreach ($formParams as $formParamName => $formParamValue) {
                    $multipartContents[] = [
                        'name' => $formParamName,
                        'contents' => $formParamValue
                    ];
                }
                // for HTTP post (form)
                $httpBody = new MultipartStream($multipartContents);

            } elseif ($headers['Content-Type'] === 'application/json') {
                $httpBody = \GuzzleHttp\json_encode($formParams);

            } else {
                // for HTTP post (form)
                $httpBody = \GuzzleHttp\Psr7\build_query($formParams);
            }
        }


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

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

        $query = \GuzzleHttp\Psr7\build_query($queryParams);
        return new Request(
            'POST',
            $this->config->getHost() . $resourcePath . ($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());
            }
        }

        return $options;
    }
}
