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Path: /home/kassiope/www/vendor/sendinblue/api-v3-sdk/lib/Api/ [ Home ]
File: TransactionalEmailsApi.php
<?php
/**
 * TransactionalEmailsApi
 * PHP version 5
 *
 * @category Class
 * @package  SendinBlue\Client
 * @author   Swagger Codegen team
 * @link     https://github.com/swagger-api/swagger-codegen
 */

/**
 * SendinBlue API
 *
 * SendinBlue provide a RESTFul API that can be used with any languages. With this API, you will be able to :   - Manage your campaigns and get the statistics   - Manage your contacts   - Send transactional Emails and SMS   - and much more...  You can download our wrappers at https://github.com/orgs/sendinblue  **Possible responses**   | Code | Message |   | :-------------: | ------------- |   | 200  | OK. Successful Request  |   | 201  | OK. Successful Creation |   | 202  | OK. Request accepted |   | 204  | OK. Successful Update/Deletion  |   | 400  | Error. Bad Request  |   | 401  | Error. Authentication Needed  |   | 402  | Error. Not enough credit, plan upgrade needed  |   | 403  | Error. Permission denied  |   | 404  | Error. Object does not exist |   | 405  | Error. Method not allowed  |   | 406  | Error. Not Acceptable  |
 *
 * OpenAPI spec version: 3.0.0
 * Contact: contact@sendinblue.com
 * Generated by: https://github.com/swagger-api/swagger-codegen.git
 * Swagger Codegen version: 2.4.12
 */

/**
 * 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 SendinBlue\Client\Api;

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

/**
 * TransactionalEmailsApi Class Doc Comment
 *
 * @category Class
 * @package  SendinBlue\Client
 * @author   Swagger Codegen team
 * @link     https://github.com/swagger-api/swagger-codegen
 */
class TransactionalEmailsApi
{
    /**
     * @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 blockNewDomain
     *
     * Add a new domain to the list of blocked domains
     *
     * @param  \SendinBlue\Client\Model\BlockDomain $blockDomain blockDomain (required)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return void
     */
    public function blockNewDomain($blockDomain)
    {
        $this->blockNewDomainWithHttpInfo($blockDomain);
    }

    /**
     * Operation blockNewDomainWithHttpInfo
     *
     * Add a new domain to the list of blocked domains
     *
     * @param  \SendinBlue\Client\Model\BlockDomain $blockDomain (required)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return array of null, HTTP status code, HTTP response headers (array of strings)
     */
    public function blockNewDomainWithHttpInfo($blockDomain)
    {
        $returnType = '';
        $request = $this->blockNewDomainRequest($blockDomain);

        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()) {
                case 400:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\SendinBlue\Client\Model\ErrorModel',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
            }
            throw $e;
        }
    }

    /**
     * Operation blockNewDomainAsync
     *
     * Add a new domain to the list of blocked domains
     *
     * @param  \SendinBlue\Client\Model\BlockDomain $blockDomain (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function blockNewDomainAsync($blockDomain)
    {
        return $this->blockNewDomainAsyncWithHttpInfo($blockDomain)
            ->then(
                function ($response) {
                    return $response[0];
                }
            );
    }

    /**
     * Operation blockNewDomainAsyncWithHttpInfo
     *
     * Add a new domain to the list of blocked domains
     *
     * @param  \SendinBlue\Client\Model\BlockDomain $blockDomain (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function blockNewDomainAsyncWithHttpInfo($blockDomain)
    {
        $returnType = '';
        $request = $this->blockNewDomainRequest($blockDomain);

        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 'blockNewDomain'
     *
     * @param  \SendinBlue\Client\Model\BlockDomain $blockDomain (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Psr7\Request
     */
    protected function blockNewDomainRequest($blockDomain)
    {
        // verify the required parameter 'blockDomain' is set
        if ($blockDomain === null || (is_array($blockDomain) && count($blockDomain) === 0)) {
            throw new \InvalidArgumentException(
                'Missing the required parameter $blockDomain when calling blockNewDomain'
            );
        }

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



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

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

        // for model (json/xml)
        if (isset($_tempBody)) {
            // $_tempBody is the method argument, if present
            $httpBody = $_tempBody;
            
            if($headers['Content-Type'] === 'application/json') {
                // \stdClass has no __toString(), so we should encode it manually
                if ($httpBody instanceof \stdClass) {
                    $httpBody = \GuzzleHttp\json_encode($httpBody);
                }
                // array has no __toString(), so we should encode it manually
                if(is_array($httpBody)) {
                    $httpBody = \GuzzleHttp\json_encode(ObjectSerializer::sanitizeForSerialization($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;
        }
        // this endpoint requires API key authentication
        $apiKey = $this->config->getApiKeyWithPrefix('partner-key');
        if ($apiKey !== null) {
            $headers['partner-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(
            'POST',
            $this->config->getHost() . $resourcePath . ($query ? "?{$query}" : ''),
            $headers,
            $httpBody
        );
    }

    /**
     * Operation createSmtpTemplate
     *
     * Create an email template
     *
     * @param  \SendinBlue\Client\Model\CreateSmtpTemplate $smtpTemplate values to update in transactional email template (required)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return \SendinBlue\Client\Model\CreateModel
     */
    public function createSmtpTemplate($smtpTemplate)
    {
        list($response) = $this->createSmtpTemplateWithHttpInfo($smtpTemplate);
        return $response;
    }

    /**
     * Operation createSmtpTemplateWithHttpInfo
     *
     * Create an email template
     *
     * @param  \SendinBlue\Client\Model\CreateSmtpTemplate $smtpTemplate values to update in transactional email template (required)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return array of \SendinBlue\Client\Model\CreateModel, HTTP status code, HTTP response headers (array of strings)
     */
    public function createSmtpTemplateWithHttpInfo($smtpTemplate)
    {
        $returnType = '\SendinBlue\Client\Model\CreateModel';
        $request = $this->createSmtpTemplateRequest($smtpTemplate);

        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 201:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\SendinBlue\Client\Model\CreateModel',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
                case 400:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\SendinBlue\Client\Model\ErrorModel',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
            }
            throw $e;
        }
    }

    /**
     * Operation createSmtpTemplateAsync
     *
     * Create an email template
     *
     * @param  \SendinBlue\Client\Model\CreateSmtpTemplate $smtpTemplate values to update in transactional email template (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function createSmtpTemplateAsync($smtpTemplate)
    {
        return $this->createSmtpTemplateAsyncWithHttpInfo($smtpTemplate)
            ->then(
                function ($response) {
                    return $response[0];
                }
            );
    }

    /**
     * Operation createSmtpTemplateAsyncWithHttpInfo
     *
     * Create an email template
     *
     * @param  \SendinBlue\Client\Model\CreateSmtpTemplate $smtpTemplate values to update in transactional email template (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function createSmtpTemplateAsyncWithHttpInfo($smtpTemplate)
    {
        $returnType = '\SendinBlue\Client\Model\CreateModel';
        $request = $this->createSmtpTemplateRequest($smtpTemplate);

        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 'createSmtpTemplate'
     *
     * @param  \SendinBlue\Client\Model\CreateSmtpTemplate $smtpTemplate values to update in transactional email template (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Psr7\Request
     */
    protected function createSmtpTemplateRequest($smtpTemplate)
    {
        // verify the required parameter 'smtpTemplate' is set
        if ($smtpTemplate === null || (is_array($smtpTemplate) && count($smtpTemplate) === 0)) {
            throw new \InvalidArgumentException(
                'Missing the required parameter $smtpTemplate when calling createSmtpTemplate'
            );
        }

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



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

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

        // for model (json/xml)
        if (isset($_tempBody)) {
            // $_tempBody is the method argument, if present
            $httpBody = $_tempBody;
            
            if($headers['Content-Type'] === 'application/json') {
                // \stdClass has no __toString(), so we should encode it manually
                if ($httpBody instanceof \stdClass) {
                    $httpBody = \GuzzleHttp\json_encode($httpBody);
                }
                // array has no __toString(), so we should encode it manually
                if(is_array($httpBody)) {
                    $httpBody = \GuzzleHttp\json_encode(ObjectSerializer::sanitizeForSerialization($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;
        }
        // this endpoint requires API key authentication
        $apiKey = $this->config->getApiKeyWithPrefix('partner-key');
        if ($apiKey !== null) {
            $headers['partner-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(
            'POST',
            $this->config->getHost() . $resourcePath . ($query ? "?{$query}" : ''),
            $headers,
            $httpBody
        );
    }

    /**
     * Operation deleteBlockedDomain
     *
     * Unblock an existing domain from the list of blocked domains
     *
     * @param  string $domain The name of the domain to be deleted (required)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return void
     */
    public function deleteBlockedDomain($domain)
    {
        $this->deleteBlockedDomainWithHttpInfo($domain);
    }

    /**
     * Operation deleteBlockedDomainWithHttpInfo
     *
     * Unblock an existing domain from the list of blocked domains
     *
     * @param  string $domain The name of the domain to be deleted (required)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return array of null, HTTP status code, HTTP response headers (array of strings)
     */
    public function deleteBlockedDomainWithHttpInfo($domain)
    {
        $returnType = '';
        $request = $this->deleteBlockedDomainRequest($domain);

        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()) {
                case 400:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\SendinBlue\Client\Model\ErrorModel',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
            }
            throw $e;
        }
    }

    /**
     * Operation deleteBlockedDomainAsync
     *
     * Unblock an existing domain from the list of blocked domains
     *
     * @param  string $domain The name of the domain to be deleted (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function deleteBlockedDomainAsync($domain)
    {
        return $this->deleteBlockedDomainAsyncWithHttpInfo($domain)
            ->then(
                function ($response) {
                    return $response[0];
                }
            );
    }

    /**
     * Operation deleteBlockedDomainAsyncWithHttpInfo
     *
     * Unblock an existing domain from the list of blocked domains
     *
     * @param  string $domain The name of the domain to be deleted (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function deleteBlockedDomainAsyncWithHttpInfo($domain)
    {
        $returnType = '';
        $request = $this->deleteBlockedDomainRequest($domain);

        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 'deleteBlockedDomain'
     *
     * @param  string $domain The name of the domain to be deleted (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Psr7\Request
     */
    protected function deleteBlockedDomainRequest($domain)
    {
        // verify the required parameter 'domain' is set
        if ($domain === null || (is_array($domain) && count($domain) === 0)) {
            throw new \InvalidArgumentException(
                'Missing the required parameter $domain when calling deleteBlockedDomain'
            );
        }

        $resourcePath = '/smtp/blockedDomains/{domain}';
        $formParams = [];
        $queryParams = [];
        $headerParams = [];
        $httpBody = '';
        $multipart = false;


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

        // body params
        $_tempBody = null;

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

        // for model (json/xml)
        if (isset($_tempBody)) {
            // $_tempBody is the method argument, if present
            $httpBody = $_tempBody;
            
            if($headers['Content-Type'] === 'application/json') {
                // \stdClass has no __toString(), so we should encode it manually
                if ($httpBody instanceof \stdClass) {
                    $httpBody = \GuzzleHttp\json_encode($httpBody);
                }
                // array has no __toString(), so we should encode it manually
                if(is_array($httpBody)) {
                    $httpBody = \GuzzleHttp\json_encode(ObjectSerializer::sanitizeForSerialization($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;
        }
        // this endpoint requires API key authentication
        $apiKey = $this->config->getApiKeyWithPrefix('partner-key');
        if ($apiKey !== null) {
            $headers['partner-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(
            'DELETE',
            $this->config->getHost() . $resourcePath . ($query ? "?{$query}" : ''),
            $headers,
            $httpBody
        );
    }

    /**
     * Operation deleteHardbounces
     *
     * Delete hardbounces
     *
     * @param  \SendinBlue\Client\Model\DeleteHardbounces $deleteHardbounces values to delete hardbounces (optional)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return void
     */
    public function deleteHardbounces($deleteHardbounces = null)
    {
        $this->deleteHardbouncesWithHttpInfo($deleteHardbounces);
    }

    /**
     * Operation deleteHardbouncesWithHttpInfo
     *
     * Delete hardbounces
     *
     * @param  \SendinBlue\Client\Model\DeleteHardbounces $deleteHardbounces values to delete hardbounces (optional)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return array of null, HTTP status code, HTTP response headers (array of strings)
     */
    public function deleteHardbouncesWithHttpInfo($deleteHardbounces = null)
    {
        $returnType = '';
        $request = $this->deleteHardbouncesRequest($deleteHardbounces);

        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()) {
                case 400:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\SendinBlue\Client\Model\ErrorModel',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
            }
            throw $e;
        }
    }

    /**
     * Operation deleteHardbouncesAsync
     *
     * Delete hardbounces
     *
     * @param  \SendinBlue\Client\Model\DeleteHardbounces $deleteHardbounces values to delete hardbounces (optional)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function deleteHardbouncesAsync($deleteHardbounces = null)
    {
        return $this->deleteHardbouncesAsyncWithHttpInfo($deleteHardbounces)
            ->then(
                function ($response) {
                    return $response[0];
                }
            );
    }

    /**
     * Operation deleteHardbouncesAsyncWithHttpInfo
     *
     * Delete hardbounces
     *
     * @param  \SendinBlue\Client\Model\DeleteHardbounces $deleteHardbounces values to delete hardbounces (optional)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function deleteHardbouncesAsyncWithHttpInfo($deleteHardbounces = null)
    {
        $returnType = '';
        $request = $this->deleteHardbouncesRequest($deleteHardbounces);

        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 'deleteHardbounces'
     *
     * @param  \SendinBlue\Client\Model\DeleteHardbounces $deleteHardbounces values to delete hardbounces (optional)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Psr7\Request
     */
    protected function deleteHardbouncesRequest($deleteHardbounces = null)
    {

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



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

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

        // for model (json/xml)
        if (isset($_tempBody)) {
            // $_tempBody is the method argument, if present
            $httpBody = $_tempBody;
            
            if($headers['Content-Type'] === 'application/json') {
                // \stdClass has no __toString(), so we should encode it manually
                if ($httpBody instanceof \stdClass) {
                    $httpBody = \GuzzleHttp\json_encode($httpBody);
                }
                // array has no __toString(), so we should encode it manually
                if(is_array($httpBody)) {
                    $httpBody = \GuzzleHttp\json_encode(ObjectSerializer::sanitizeForSerialization($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;
        }
        // this endpoint requires API key authentication
        $apiKey = $this->config->getApiKeyWithPrefix('partner-key');
        if ($apiKey !== null) {
            $headers['partner-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(
            'POST',
            $this->config->getHost() . $resourcePath . ($query ? "?{$query}" : ''),
            $headers,
            $httpBody
        );
    }

    /**
     * Operation deleteSmtpTemplate
     *
     * Delete an inactive email template
     *
     * @param  int $templateId id of the template (required)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return void
     */
    public function deleteSmtpTemplate($templateId)
    {
        $this->deleteSmtpTemplateWithHttpInfo($templateId);
    }

    /**
     * Operation deleteSmtpTemplateWithHttpInfo
     *
     * Delete an inactive email template
     *
     * @param  int $templateId id of the template (required)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return array of null, HTTP status code, HTTP response headers (array of strings)
     */
    public function deleteSmtpTemplateWithHttpInfo($templateId)
    {
        $returnType = '';
        $request = $this->deleteSmtpTemplateRequest($templateId);

        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()) {
                case 400:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\SendinBlue\Client\Model\ErrorModel',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
                case 404:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\SendinBlue\Client\Model\ErrorModel',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
            }
            throw $e;
        }
    }

    /**
     * Operation deleteSmtpTemplateAsync
     *
     * Delete an inactive email template
     *
     * @param  int $templateId id of the template (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function deleteSmtpTemplateAsync($templateId)
    {
        return $this->deleteSmtpTemplateAsyncWithHttpInfo($templateId)
            ->then(
                function ($response) {
                    return $response[0];
                }
            );
    }

    /**
     * Operation deleteSmtpTemplateAsyncWithHttpInfo
     *
     * Delete an inactive email template
     *
     * @param  int $templateId id of the template (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function deleteSmtpTemplateAsyncWithHttpInfo($templateId)
    {
        $returnType = '';
        $request = $this->deleteSmtpTemplateRequest($templateId);

        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 'deleteSmtpTemplate'
     *
     * @param  int $templateId id of the template (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Psr7\Request
     */
    protected function deleteSmtpTemplateRequest($templateId)
    {
        // verify the required parameter 'templateId' is set
        if ($templateId === null || (is_array($templateId) && count($templateId) === 0)) {
            throw new \InvalidArgumentException(
                'Missing the required parameter $templateId when calling deleteSmtpTemplate'
            );
        }

        $resourcePath = '/smtp/templates/{templateId}';
        $formParams = [];
        $queryParams = [];
        $headerParams = [];
        $httpBody = '';
        $multipart = false;


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

        // body params
        $_tempBody = null;

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

        // for model (json/xml)
        if (isset($_tempBody)) {
            // $_tempBody is the method argument, if present
            $httpBody = $_tempBody;
            
            if($headers['Content-Type'] === 'application/json') {
                // \stdClass has no __toString(), so we should encode it manually
                if ($httpBody instanceof \stdClass) {
                    $httpBody = \GuzzleHttp\json_encode($httpBody);
                }
                // array has no __toString(), so we should encode it manually
                if(is_array($httpBody)) {
                    $httpBody = \GuzzleHttp\json_encode(ObjectSerializer::sanitizeForSerialization($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;
        }
        // this endpoint requires API key authentication
        $apiKey = $this->config->getApiKeyWithPrefix('partner-key');
        if ($apiKey !== null) {
            $headers['partner-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(
            'DELETE',
            $this->config->getHost() . $resourcePath . ($query ? "?{$query}" : ''),
            $headers,
            $httpBody
        );
    }

    /**
     * Operation getAggregatedSmtpReport
     *
     * Get your transactional email activity aggregated over a period of time
     *
     * @param  string $startDate Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD). Must be lower than equal to endDate (optional)
     * @param  string $endDate Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD). Must be greater than equal to startDate (optional)
     * @param  int $days Number of days in the past including today (positive integer). Not compatible with &#39;startDate&#39; and &#39;endDate&#39; (optional)
     * @param  string $tag Tag of the emails (optional)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return \SendinBlue\Client\Model\GetAggregatedReport
     */
    public function getAggregatedSmtpReport($startDate = null, $endDate = null, $days = null, $tag = null)
    {
        list($response) = $this->getAggregatedSmtpReportWithHttpInfo($startDate, $endDate, $days, $tag);
        return $response;
    }

    /**
     * Operation getAggregatedSmtpReportWithHttpInfo
     *
     * Get your transactional email activity aggregated over a period of time
     *
     * @param  string $startDate Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD). Must be lower than equal to endDate (optional)
     * @param  string $endDate Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD). Must be greater than equal to startDate (optional)
     * @param  int $days Number of days in the past including today (positive integer). Not compatible with &#39;startDate&#39; and &#39;endDate&#39; (optional)
     * @param  string $tag Tag of the emails (optional)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return array of \SendinBlue\Client\Model\GetAggregatedReport, HTTP status code, HTTP response headers (array of strings)
     */
    public function getAggregatedSmtpReportWithHttpInfo($startDate = null, $endDate = null, $days = null, $tag = null)
    {
        $returnType = '\SendinBlue\Client\Model\GetAggregatedReport';
        $request = $this->getAggregatedSmtpReportRequest($startDate, $endDate, $days, $tag);

        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(),
                        '\SendinBlue\Client\Model\GetAggregatedReport',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
                case 400:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\SendinBlue\Client\Model\ErrorModel',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
            }
            throw $e;
        }
    }

    /**
     * Operation getAggregatedSmtpReportAsync
     *
     * Get your transactional email activity aggregated over a period of time
     *
     * @param  string $startDate Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD). Must be lower than equal to endDate (optional)
     * @param  string $endDate Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD). Must be greater than equal to startDate (optional)
     * @param  int $days Number of days in the past including today (positive integer). Not compatible with &#39;startDate&#39; and &#39;endDate&#39; (optional)
     * @param  string $tag Tag of the emails (optional)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function getAggregatedSmtpReportAsync($startDate = null, $endDate = null, $days = null, $tag = null)
    {
        return $this->getAggregatedSmtpReportAsyncWithHttpInfo($startDate, $endDate, $days, $tag)
            ->then(
                function ($response) {
                    return $response[0];
                }
            );
    }

    /**
     * Operation getAggregatedSmtpReportAsyncWithHttpInfo
     *
     * Get your transactional email activity aggregated over a period of time
     *
     * @param  string $startDate Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD). Must be lower than equal to endDate (optional)
     * @param  string $endDate Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD). Must be greater than equal to startDate (optional)
     * @param  int $days Number of days in the past including today (positive integer). Not compatible with &#39;startDate&#39; and &#39;endDate&#39; (optional)
     * @param  string $tag Tag of the emails (optional)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function getAggregatedSmtpReportAsyncWithHttpInfo($startDate = null, $endDate = null, $days = null, $tag = null)
    {
        $returnType = '\SendinBlue\Client\Model\GetAggregatedReport';
        $request = $this->getAggregatedSmtpReportRequest($startDate, $endDate, $days, $tag);

        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 'getAggregatedSmtpReport'
     *
     * @param  string $startDate Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD). Must be lower than equal to endDate (optional)
     * @param  string $endDate Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD). Must be greater than equal to startDate (optional)
     * @param  int $days Number of days in the past including today (positive integer). Not compatible with &#39;startDate&#39; and &#39;endDate&#39; (optional)
     * @param  string $tag Tag of the emails (optional)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Psr7\Request
     */
    protected function getAggregatedSmtpReportRequest($startDate = null, $endDate = null, $days = null, $tag = null)
    {

        $resourcePath = '/smtp/statistics/aggregatedReport';
        $formParams = [];
        $queryParams = [];
        $headerParams = [];
        $httpBody = '';
        $multipart = false;

        // query params
        if ($startDate !== null) {
            $queryParams['startDate'] = ObjectSerializer::toQueryValue($startDate);
        }
        // query params
        if ($endDate !== null) {
            $queryParams['endDate'] = ObjectSerializer::toQueryValue($endDate);
        }
        // query params
        if ($days !== null) {
            $queryParams['days'] = ObjectSerializer::toQueryValue($days);
        }
        // query params
        if ($tag !== null) {
            $queryParams['tag'] = ObjectSerializer::toQueryValue($tag);
        }


        // body params
        $_tempBody = null;

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

        // for model (json/xml)
        if (isset($_tempBody)) {
            // $_tempBody is the method argument, if present
            $httpBody = $_tempBody;
            
            if($headers['Content-Type'] === 'application/json') {
                // \stdClass has no __toString(), so we should encode it manually
                if ($httpBody instanceof \stdClass) {
                    $httpBody = \GuzzleHttp\json_encode($httpBody);
                }
                // array has no __toString(), so we should encode it manually
                if(is_array($httpBody)) {
                    $httpBody = \GuzzleHttp\json_encode(ObjectSerializer::sanitizeForSerialization($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;
        }
        // this endpoint requires API key authentication
        $apiKey = $this->config->getApiKeyWithPrefix('partner-key');
        if ($apiKey !== null) {
            $headers['partner-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 getBlockedDomains
     *
     * Get the list of blocked domains
     *
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return \SendinBlue\Client\Model\GetBlockedDomains
     */
    public function getBlockedDomains()
    {
        list($response) = $this->getBlockedDomainsWithHttpInfo();
        return $response;
    }

    /**
     * Operation getBlockedDomainsWithHttpInfo
     *
     * Get the list of blocked domains
     *
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return array of \SendinBlue\Client\Model\GetBlockedDomains, HTTP status code, HTTP response headers (array of strings)
     */
    public function getBlockedDomainsWithHttpInfo()
    {
        $returnType = '\SendinBlue\Client\Model\GetBlockedDomains';
        $request = $this->getBlockedDomainsRequest();

        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(),
                        '\SendinBlue\Client\Model\GetBlockedDomains',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
            }
            throw $e;
        }
    }

    /**
     * Operation getBlockedDomainsAsync
     *
     * Get the list of blocked domains
     *
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function getBlockedDomainsAsync()
    {
        return $this->getBlockedDomainsAsyncWithHttpInfo()
            ->then(
                function ($response) {
                    return $response[0];
                }
            );
    }

    /**
     * Operation getBlockedDomainsAsyncWithHttpInfo
     *
     * Get the list of blocked domains
     *
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function getBlockedDomainsAsyncWithHttpInfo()
    {
        $returnType = '\SendinBlue\Client\Model\GetBlockedDomains';
        $request = $this->getBlockedDomainsRequest();

        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 'getBlockedDomains'
     *
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Psr7\Request
     */
    protected function getBlockedDomainsRequest()
    {

        $resourcePath = '/smtp/blockedDomains';
        $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'],
                ['application/json']
            );
        }

        // for model (json/xml)
        if (isset($_tempBody)) {
            // $_tempBody is the method argument, if present
            $httpBody = $_tempBody;
            
            if($headers['Content-Type'] === 'application/json') {
                // \stdClass has no __toString(), so we should encode it manually
                if ($httpBody instanceof \stdClass) {
                    $httpBody = \GuzzleHttp\json_encode($httpBody);
                }
                // array has no __toString(), so we should encode it manually
                if(is_array($httpBody)) {
                    $httpBody = \GuzzleHttp\json_encode(ObjectSerializer::sanitizeForSerialization($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;
        }
        // this endpoint requires API key authentication
        $apiKey = $this->config->getApiKeyWithPrefix('partner-key');
        if ($apiKey !== null) {
            $headers['partner-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 getEmailEventReport
     *
     * Get all your transactional email activity (unaggregated events)
     *
     * @param  int $limit Number limitation for the result returned (optional, default to 50)
     * @param  int $offset Beginning point in the list to retrieve from. (optional, default to 0)
     * @param  string $startDate Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD). Must be lower than equal to endDate (optional)
     * @param  string $endDate Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD). Must be greater than equal to startDate (optional)
     * @param  int $days Number of days in the past including today (positive integer). Not compatible with &#39;startDate&#39; and &#39;endDate&#39; (optional)
     * @param  string $email Filter the report for a specific email addresses (optional)
     * @param  string $event Filter the report for a specific event type (optional)
     * @param  string $tags Filter the report for tags (serialized and urlencoded array) (optional)
     * @param  string $messageId Filter on a specific message id (optional)
     * @param  int $templateId Filter on a specific template id (optional)
     * @param  string $sort Sort the results in the ascending/descending order of record creation. Default order is **descending** if &#x60;sort&#x60; is not passed (optional, default to desc)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return \SendinBlue\Client\Model\GetEmailEventReport
     */
    public function getEmailEventReport($limit = '50', $offset = '0', $startDate = null, $endDate = null, $days = null, $email = null, $event = null, $tags = null, $messageId = null, $templateId = null, $sort = 'desc')
    {
        list($response) = $this->getEmailEventReportWithHttpInfo($limit, $offset, $startDate, $endDate, $days, $email, $event, $tags, $messageId, $templateId, $sort);
        return $response;
    }

    /**
     * Operation getEmailEventReportWithHttpInfo
     *
     * Get all your transactional email activity (unaggregated events)
     *
     * @param  int $limit Number limitation for the result returned (optional, default to 50)
     * @param  int $offset Beginning point in the list to retrieve from. (optional, default to 0)
     * @param  string $startDate Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD). Must be lower than equal to endDate (optional)
     * @param  string $endDate Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD). Must be greater than equal to startDate (optional)
     * @param  int $days Number of days in the past including today (positive integer). Not compatible with &#39;startDate&#39; and &#39;endDate&#39; (optional)
     * @param  string $email Filter the report for a specific email addresses (optional)
     * @param  string $event Filter the report for a specific event type (optional)
     * @param  string $tags Filter the report for tags (serialized and urlencoded array) (optional)
     * @param  string $messageId Filter on a specific message id (optional)
     * @param  int $templateId Filter on a specific template id (optional)
     * @param  string $sort Sort the results in the ascending/descending order of record creation. Default order is **descending** if &#x60;sort&#x60; is not passed (optional, default to desc)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return array of \SendinBlue\Client\Model\GetEmailEventReport, HTTP status code, HTTP response headers (array of strings)
     */
    public function getEmailEventReportWithHttpInfo($limit = '50', $offset = '0', $startDate = null, $endDate = null, $days = null, $email = null, $event = null, $tags = null, $messageId = null, $templateId = null, $sort = 'desc')
    {
        $returnType = '\SendinBlue\Client\Model\GetEmailEventReport';
        $request = $this->getEmailEventReportRequest($limit, $offset, $startDate, $endDate, $days, $email, $event, $tags, $messageId, $templateId, $sort);

        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(),
                        '\SendinBlue\Client\Model\GetEmailEventReport',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
                case 400:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\SendinBlue\Client\Model\ErrorModel',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
            }
            throw $e;
        }
    }

    /**
     * Operation getEmailEventReportAsync
     *
     * Get all your transactional email activity (unaggregated events)
     *
     * @param  int $limit Number limitation for the result returned (optional, default to 50)
     * @param  int $offset Beginning point in the list to retrieve from. (optional, default to 0)
     * @param  string $startDate Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD). Must be lower than equal to endDate (optional)
     * @param  string $endDate Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD). Must be greater than equal to startDate (optional)
     * @param  int $days Number of days in the past including today (positive integer). Not compatible with &#39;startDate&#39; and &#39;endDate&#39; (optional)
     * @param  string $email Filter the report for a specific email addresses (optional)
     * @param  string $event Filter the report for a specific event type (optional)
     * @param  string $tags Filter the report for tags (serialized and urlencoded array) (optional)
     * @param  string $messageId Filter on a specific message id (optional)
     * @param  int $templateId Filter on a specific template id (optional)
     * @param  string $sort Sort the results in the ascending/descending order of record creation. Default order is **descending** if &#x60;sort&#x60; is not passed (optional, default to desc)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function getEmailEventReportAsync($limit = '50', $offset = '0', $startDate = null, $endDate = null, $days = null, $email = null, $event = null, $tags = null, $messageId = null, $templateId = null, $sort = 'desc')
    {
        return $this->getEmailEventReportAsyncWithHttpInfo($limit, $offset, $startDate, $endDate, $days, $email, $event, $tags, $messageId, $templateId, $sort)
            ->then(
                function ($response) {
                    return $response[0];
                }
            );
    }

    /**
     * Operation getEmailEventReportAsyncWithHttpInfo
     *
     * Get all your transactional email activity (unaggregated events)
     *
     * @param  int $limit Number limitation for the result returned (optional, default to 50)
     * @param  int $offset Beginning point in the list to retrieve from. (optional, default to 0)
     * @param  string $startDate Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD). Must be lower than equal to endDate (optional)
     * @param  string $endDate Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD). Must be greater than equal to startDate (optional)
     * @param  int $days Number of days in the past including today (positive integer). Not compatible with &#39;startDate&#39; and &#39;endDate&#39; (optional)
     * @param  string $email Filter the report for a specific email addresses (optional)
     * @param  string $event Filter the report for a specific event type (optional)
     * @param  string $tags Filter the report for tags (serialized and urlencoded array) (optional)
     * @param  string $messageId Filter on a specific message id (optional)
     * @param  int $templateId Filter on a specific template id (optional)
     * @param  string $sort Sort the results in the ascending/descending order of record creation. Default order is **descending** if &#x60;sort&#x60; is not passed (optional, default to desc)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function getEmailEventReportAsyncWithHttpInfo($limit = '50', $offset = '0', $startDate = null, $endDate = null, $days = null, $email = null, $event = null, $tags = null, $messageId = null, $templateId = null, $sort = 'desc')
    {
        $returnType = '\SendinBlue\Client\Model\GetEmailEventReport';
        $request = $this->getEmailEventReportRequest($limit, $offset, $startDate, $endDate, $days, $email, $event, $tags, $messageId, $templateId, $sort);

        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 'getEmailEventReport'
     *
     * @param  int $limit Number limitation for the result returned (optional, default to 50)
     * @param  int $offset Beginning point in the list to retrieve from. (optional, default to 0)
     * @param  string $startDate Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD). Must be lower than equal to endDate (optional)
     * @param  string $endDate Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD). Must be greater than equal to startDate (optional)
     * @param  int $days Number of days in the past including today (positive integer). Not compatible with &#39;startDate&#39; and &#39;endDate&#39; (optional)
     * @param  string $email Filter the report for a specific email addresses (optional)
     * @param  string $event Filter the report for a specific event type (optional)
     * @param  string $tags Filter the report for tags (serialized and urlencoded array) (optional)
     * @param  string $messageId Filter on a specific message id (optional)
     * @param  int $templateId Filter on a specific template id (optional)
     * @param  string $sort Sort the results in the ascending/descending order of record creation. Default order is **descending** if &#x60;sort&#x60; is not passed (optional, default to desc)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Psr7\Request
     */
    protected function getEmailEventReportRequest($limit = '50', $offset = '0', $startDate = null, $endDate = null, $days = null, $email = null, $event = null, $tags = null, $messageId = null, $templateId = null, $sort = 'desc')
    {
        if ($limit !== null && $limit > 100) {
            throw new \InvalidArgumentException('invalid value for "$limit" when calling TransactionalEmailsApi.getEmailEventReport, must be smaller than or equal to 100.');
        }


        $resourcePath = '/smtp/statistics/events';
        $formParams = [];
        $queryParams = [];
        $headerParams = [];
        $httpBody = '';
        $multipart = false;

        // query params
        if ($limit !== null) {
            $queryParams['limit'] = ObjectSerializer::toQueryValue($limit);
        }
        // query params
        if ($offset !== null) {
            $queryParams['offset'] = ObjectSerializer::toQueryValue($offset);
        }
        // query params
        if ($startDate !== null) {
            $queryParams['startDate'] = ObjectSerializer::toQueryValue($startDate);
        }
        // query params
        if ($endDate !== null) {
            $queryParams['endDate'] = ObjectSerializer::toQueryValue($endDate);
        }
        // query params
        if ($days !== null) {
            $queryParams['days'] = ObjectSerializer::toQueryValue($days);
        }
        // query params
        if ($email !== null) {
            $queryParams['email'] = ObjectSerializer::toQueryValue($email);
        }
        // query params
        if ($event !== null) {
            $queryParams['event'] = ObjectSerializer::toQueryValue($event);
        }
        // query params
        if ($tags !== null) {
            $queryParams['tags'] = ObjectSerializer::toQueryValue($tags);
        }
        // query params
        if ($messageId !== null) {
            $queryParams['messageId'] = ObjectSerializer::toQueryValue($messageId);
        }
        // query params
        if ($templateId !== null) {
            $queryParams['templateId'] = ObjectSerializer::toQueryValue($templateId);
        }
        // query params
        if ($sort !== null) {
            $queryParams['sort'] = ObjectSerializer::toQueryValue($sort);
        }


        // body params
        $_tempBody = null;

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

        // for model (json/xml)
        if (isset($_tempBody)) {
            // $_tempBody is the method argument, if present
            $httpBody = $_tempBody;
            
            if($headers['Content-Type'] === 'application/json') {
                // \stdClass has no __toString(), so we should encode it manually
                if ($httpBody instanceof \stdClass) {
                    $httpBody = \GuzzleHttp\json_encode($httpBody);
                }
                // array has no __toString(), so we should encode it manually
                if(is_array($httpBody)) {
                    $httpBody = \GuzzleHttp\json_encode(ObjectSerializer::sanitizeForSerialization($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;
        }
        // this endpoint requires API key authentication
        $apiKey = $this->config->getApiKeyWithPrefix('partner-key');
        if ($apiKey !== null) {
            $headers['partner-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 getSmtpReport
     *
     * Get your transactional email activity aggregated per day
     *
     * @param  int $limit Number of documents returned per page (optional, default to 10)
     * @param  int $offset Index of the first document on the page (optional, default to 0)
     * @param  string $startDate Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD) (optional)
     * @param  string $endDate Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD) (optional)
     * @param  int $days Number of days in the past including today (positive integer). Not compatible with &#39;startDate&#39; and &#39;endDate&#39; (optional)
     * @param  string $tag Tag of the emails (optional)
     * @param  string $sort Sort the results in the ascending/descending order of record creation. Default order is **descending** if &#x60;sort&#x60; is not passed (optional, default to desc)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return \SendinBlue\Client\Model\GetReports
     */
    public function getSmtpReport($limit = '10', $offset = '0', $startDate = null, $endDate = null, $days = null, $tag = null, $sort = 'desc')
    {
        list($response) = $this->getSmtpReportWithHttpInfo($limit, $offset, $startDate, $endDate, $days, $tag, $sort);
        return $response;
    }

    /**
     * Operation getSmtpReportWithHttpInfo
     *
     * Get your transactional email activity aggregated per day
     *
     * @param  int $limit Number of documents returned per page (optional, default to 10)
     * @param  int $offset Index of the first document on the page (optional, default to 0)
     * @param  string $startDate Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD) (optional)
     * @param  string $endDate Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD) (optional)
     * @param  int $days Number of days in the past including today (positive integer). Not compatible with &#39;startDate&#39; and &#39;endDate&#39; (optional)
     * @param  string $tag Tag of the emails (optional)
     * @param  string $sort Sort the results in the ascending/descending order of record creation. Default order is **descending** if &#x60;sort&#x60; is not passed (optional, default to desc)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return array of \SendinBlue\Client\Model\GetReports, HTTP status code, HTTP response headers (array of strings)
     */
    public function getSmtpReportWithHttpInfo($limit = '10', $offset = '0', $startDate = null, $endDate = null, $days = null, $tag = null, $sort = 'desc')
    {
        $returnType = '\SendinBlue\Client\Model\GetReports';
        $request = $this->getSmtpReportRequest($limit, $offset, $startDate, $endDate, $days, $tag, $sort);

        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(),
                        '\SendinBlue\Client\Model\GetReports',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
                case 400:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\SendinBlue\Client\Model\ErrorModel',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
            }
            throw $e;
        }
    }

    /**
     * Operation getSmtpReportAsync
     *
     * Get your transactional email activity aggregated per day
     *
     * @param  int $limit Number of documents returned per page (optional, default to 10)
     * @param  int $offset Index of the first document on the page (optional, default to 0)
     * @param  string $startDate Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD) (optional)
     * @param  string $endDate Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD) (optional)
     * @param  int $days Number of days in the past including today (positive integer). Not compatible with &#39;startDate&#39; and &#39;endDate&#39; (optional)
     * @param  string $tag Tag of the emails (optional)
     * @param  string $sort Sort the results in the ascending/descending order of record creation. Default order is **descending** if &#x60;sort&#x60; is not passed (optional, default to desc)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function getSmtpReportAsync($limit = '10', $offset = '0', $startDate = null, $endDate = null, $days = null, $tag = null, $sort = 'desc')
    {
        return $this->getSmtpReportAsyncWithHttpInfo($limit, $offset, $startDate, $endDate, $days, $tag, $sort)
            ->then(
                function ($response) {
                    return $response[0];
                }
            );
    }

    /**
     * Operation getSmtpReportAsyncWithHttpInfo
     *
     * Get your transactional email activity aggregated per day
     *
     * @param  int $limit Number of documents returned per page (optional, default to 10)
     * @param  int $offset Index of the first document on the page (optional, default to 0)
     * @param  string $startDate Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD) (optional)
     * @param  string $endDate Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD) (optional)
     * @param  int $days Number of days in the past including today (positive integer). Not compatible with &#39;startDate&#39; and &#39;endDate&#39; (optional)
     * @param  string $tag Tag of the emails (optional)
     * @param  string $sort Sort the results in the ascending/descending order of record creation. Default order is **descending** if &#x60;sort&#x60; is not passed (optional, default to desc)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function getSmtpReportAsyncWithHttpInfo($limit = '10', $offset = '0', $startDate = null, $endDate = null, $days = null, $tag = null, $sort = 'desc')
    {
        $returnType = '\SendinBlue\Client\Model\GetReports';
        $request = $this->getSmtpReportRequest($limit, $offset, $startDate, $endDate, $days, $tag, $sort);

        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 'getSmtpReport'
     *
     * @param  int $limit Number of documents returned per page (optional, default to 10)
     * @param  int $offset Index of the first document on the page (optional, default to 0)
     * @param  string $startDate Mandatory if endDate is used. Starting date of the report (YYYY-MM-DD) (optional)
     * @param  string $endDate Mandatory if startDate is used. Ending date of the report (YYYY-MM-DD) (optional)
     * @param  int $days Number of days in the past including today (positive integer). Not compatible with &#39;startDate&#39; and &#39;endDate&#39; (optional)
     * @param  string $tag Tag of the emails (optional)
     * @param  string $sort Sort the results in the ascending/descending order of record creation. Default order is **descending** if &#x60;sort&#x60; is not passed (optional, default to desc)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Psr7\Request
     */
    protected function getSmtpReportRequest($limit = '10', $offset = '0', $startDate = null, $endDate = null, $days = null, $tag = null, $sort = 'desc')
    {
        if ($limit !== null && $limit > 30) {
            throw new \InvalidArgumentException('invalid value for "$limit" when calling TransactionalEmailsApi.getSmtpReport, must be smaller than or equal to 30.');
        }


        $resourcePath = '/smtp/statistics/reports';
        $formParams = [];
        $queryParams = [];
        $headerParams = [];
        $httpBody = '';
        $multipart = false;

        // query params
        if ($limit !== null) {
            $queryParams['limit'] = ObjectSerializer::toQueryValue($limit);
        }
        // query params
        if ($offset !== null) {
            $queryParams['offset'] = ObjectSerializer::toQueryValue($offset);
        }
        // query params
        if ($startDate !== null) {
            $queryParams['startDate'] = ObjectSerializer::toQueryValue($startDate);
        }
        // query params
        if ($endDate !== null) {
            $queryParams['endDate'] = ObjectSerializer::toQueryValue($endDate);
        }
        // query params
        if ($days !== null) {
            $queryParams['days'] = ObjectSerializer::toQueryValue($days);
        }
        // query params
        if ($tag !== null) {
            $queryParams['tag'] = ObjectSerializer::toQueryValue($tag);
        }
        // query params
        if ($sort !== null) {
            $queryParams['sort'] = ObjectSerializer::toQueryValue($sort);
        }


        // body params
        $_tempBody = null;

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

        // for model (json/xml)
        if (isset($_tempBody)) {
            // $_tempBody is the method argument, if present
            $httpBody = $_tempBody;
            
            if($headers['Content-Type'] === 'application/json') {
                // \stdClass has no __toString(), so we should encode it manually
                if ($httpBody instanceof \stdClass) {
                    $httpBody = \GuzzleHttp\json_encode($httpBody);
                }
                // array has no __toString(), so we should encode it manually
                if(is_array($httpBody)) {
                    $httpBody = \GuzzleHttp\json_encode(ObjectSerializer::sanitizeForSerialization($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;
        }
        // this endpoint requires API key authentication
        $apiKey = $this->config->getApiKeyWithPrefix('partner-key');
        if ($apiKey !== null) {
            $headers['partner-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 getSmtpTemplate
     *
     * Returns the template information
     *
     * @param  int $templateId id of the template (required)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return \SendinBlue\Client\Model\GetSmtpTemplateOverview
     */
    public function getSmtpTemplate($templateId)
    {
        list($response) = $this->getSmtpTemplateWithHttpInfo($templateId);
        return $response;
    }

    /**
     * Operation getSmtpTemplateWithHttpInfo
     *
     * Returns the template information
     *
     * @param  int $templateId id of the template (required)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return array of \SendinBlue\Client\Model\GetSmtpTemplateOverview, HTTP status code, HTTP response headers (array of strings)
     */
    public function getSmtpTemplateWithHttpInfo($templateId)
    {
        $returnType = '\SendinBlue\Client\Model\GetSmtpTemplateOverview';
        $request = $this->getSmtpTemplateRequest($templateId);

        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(),
                        '\SendinBlue\Client\Model\GetSmtpTemplateOverview',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
                case 400:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\SendinBlue\Client\Model\ErrorModel',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
                case 404:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\SendinBlue\Client\Model\ErrorModel',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
            }
            throw $e;
        }
    }

    /**
     * Operation getSmtpTemplateAsync
     *
     * Returns the template information
     *
     * @param  int $templateId id of the template (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function getSmtpTemplateAsync($templateId)
    {
        return $this->getSmtpTemplateAsyncWithHttpInfo($templateId)
            ->then(
                function ($response) {
                    return $response[0];
                }
            );
    }

    /**
     * Operation getSmtpTemplateAsyncWithHttpInfo
     *
     * Returns the template information
     *
     * @param  int $templateId id of the template (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function getSmtpTemplateAsyncWithHttpInfo($templateId)
    {
        $returnType = '\SendinBlue\Client\Model\GetSmtpTemplateOverview';
        $request = $this->getSmtpTemplateRequest($templateId);

        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 'getSmtpTemplate'
     *
     * @param  int $templateId id of the template (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Psr7\Request
     */
    protected function getSmtpTemplateRequest($templateId)
    {
        // verify the required parameter 'templateId' is set
        if ($templateId === null || (is_array($templateId) && count($templateId) === 0)) {
            throw new \InvalidArgumentException(
                'Missing the required parameter $templateId when calling getSmtpTemplate'
            );
        }

        $resourcePath = '/smtp/templates/{templateId}';
        $formParams = [];
        $queryParams = [];
        $headerParams = [];
        $httpBody = '';
        $multipart = false;


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

        // body params
        $_tempBody = null;

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

        // for model (json/xml)
        if (isset($_tempBody)) {
            // $_tempBody is the method argument, if present
            $httpBody = $_tempBody;
            
            if($headers['Content-Type'] === 'application/json') {
                // \stdClass has no __toString(), so we should encode it manually
                if ($httpBody instanceof \stdClass) {
                    $httpBody = \GuzzleHttp\json_encode($httpBody);
                }
                // array has no __toString(), so we should encode it manually
                if(is_array($httpBody)) {
                    $httpBody = \GuzzleHttp\json_encode(ObjectSerializer::sanitizeForSerialization($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;
        }
        // this endpoint requires API key authentication
        $apiKey = $this->config->getApiKeyWithPrefix('partner-key');
        if ($apiKey !== null) {
            $headers['partner-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 getSmtpTemplates
     *
     * Get the list of email templates
     *
     * @param  bool $templateStatus Filter on the status of the template. Active &#x3D; true, inactive &#x3D; false (optional)
     * @param  int $limit Number of documents returned per page (optional, default to 50)
     * @param  int $offset Index of the first document in the page (optional, default to 0)
     * @param  string $sort Sort the results in the ascending/descending order of record creation. Default order is **descending** if &#x60;sort&#x60; is not passed (optional, default to desc)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return \SendinBlue\Client\Model\GetSmtpTemplates
     */
    public function getSmtpTemplates($templateStatus = null, $limit = '50', $offset = '0', $sort = 'desc')
    {
        list($response) = $this->getSmtpTemplatesWithHttpInfo($templateStatus, $limit, $offset, $sort);
        return $response;
    }

    /**
     * Operation getSmtpTemplatesWithHttpInfo
     *
     * Get the list of email templates
     *
     * @param  bool $templateStatus Filter on the status of the template. Active &#x3D; true, inactive &#x3D; false (optional)
     * @param  int $limit Number of documents returned per page (optional, default to 50)
     * @param  int $offset Index of the first document in the page (optional, default to 0)
     * @param  string $sort Sort the results in the ascending/descending order of record creation. Default order is **descending** if &#x60;sort&#x60; is not passed (optional, default to desc)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return array of \SendinBlue\Client\Model\GetSmtpTemplates, HTTP status code, HTTP response headers (array of strings)
     */
    public function getSmtpTemplatesWithHttpInfo($templateStatus = null, $limit = '50', $offset = '0', $sort = 'desc')
    {
        $returnType = '\SendinBlue\Client\Model\GetSmtpTemplates';
        $request = $this->getSmtpTemplatesRequest($templateStatus, $limit, $offset, $sort);

        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(),
                        '\SendinBlue\Client\Model\GetSmtpTemplates',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
                case 400:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\SendinBlue\Client\Model\ErrorModel',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
            }
            throw $e;
        }
    }

    /**
     * Operation getSmtpTemplatesAsync
     *
     * Get the list of email templates
     *
     * @param  bool $templateStatus Filter on the status of the template. Active &#x3D; true, inactive &#x3D; false (optional)
     * @param  int $limit Number of documents returned per page (optional, default to 50)
     * @param  int $offset Index of the first document in the page (optional, default to 0)
     * @param  string $sort Sort the results in the ascending/descending order of record creation. Default order is **descending** if &#x60;sort&#x60; is not passed (optional, default to desc)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function getSmtpTemplatesAsync($templateStatus = null, $limit = '50', $offset = '0', $sort = 'desc')
    {
        return $this->getSmtpTemplatesAsyncWithHttpInfo($templateStatus, $limit, $offset, $sort)
            ->then(
                function ($response) {
                    return $response[0];
                }
            );
    }

    /**
     * Operation getSmtpTemplatesAsyncWithHttpInfo
     *
     * Get the list of email templates
     *
     * @param  bool $templateStatus Filter on the status of the template. Active &#x3D; true, inactive &#x3D; false (optional)
     * @param  int $limit Number of documents returned per page (optional, default to 50)
     * @param  int $offset Index of the first document in the page (optional, default to 0)
     * @param  string $sort Sort the results in the ascending/descending order of record creation. Default order is **descending** if &#x60;sort&#x60; is not passed (optional, default to desc)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function getSmtpTemplatesAsyncWithHttpInfo($templateStatus = null, $limit = '50', $offset = '0', $sort = 'desc')
    {
        $returnType = '\SendinBlue\Client\Model\GetSmtpTemplates';
        $request = $this->getSmtpTemplatesRequest($templateStatus, $limit, $offset, $sort);

        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 'getSmtpTemplates'
     *
     * @param  bool $templateStatus Filter on the status of the template. Active &#x3D; true, inactive &#x3D; false (optional)
     * @param  int $limit Number of documents returned per page (optional, default to 50)
     * @param  int $offset Index of the first document in the page (optional, default to 0)
     * @param  string $sort Sort the results in the ascending/descending order of record creation. Default order is **descending** if &#x60;sort&#x60; is not passed (optional, default to desc)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Psr7\Request
     */
    protected function getSmtpTemplatesRequest($templateStatus = null, $limit = '50', $offset = '0', $sort = 'desc')
    {
        if ($limit !== null && $limit > 1000) {
            throw new \InvalidArgumentException('invalid value for "$limit" when calling TransactionalEmailsApi.getSmtpTemplates, must be smaller than or equal to 1000.');
        }


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

        // query params
        if ($templateStatus !== null) {
            $queryParams['templateStatus'] = ObjectSerializer::toQueryValue($templateStatus);
        }
        // query params
        if ($limit !== null) {
            $queryParams['limit'] = ObjectSerializer::toQueryValue($limit);
        }
        // query params
        if ($offset !== null) {
            $queryParams['offset'] = ObjectSerializer::toQueryValue($offset);
        }
        // query params
        if ($sort !== null) {
            $queryParams['sort'] = ObjectSerializer::toQueryValue($sort);
        }


        // body params
        $_tempBody = null;

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

        // for model (json/xml)
        if (isset($_tempBody)) {
            // $_tempBody is the method argument, if present
            $httpBody = $_tempBody;
            
            if($headers['Content-Type'] === 'application/json') {
                // \stdClass has no __toString(), so we should encode it manually
                if ($httpBody instanceof \stdClass) {
                    $httpBody = \GuzzleHttp\json_encode($httpBody);
                }
                // array has no __toString(), so we should encode it manually
                if(is_array($httpBody)) {
                    $httpBody = \GuzzleHttp\json_encode(ObjectSerializer::sanitizeForSerialization($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;
        }
        // this endpoint requires API key authentication
        $apiKey = $this->config->getApiKeyWithPrefix('partner-key');
        if ($apiKey !== null) {
            $headers['partner-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 getTransacBlockedContacts
     *
     * Get the list of blocked or unsubscribed transactional contacts
     *
     * @param  string $startDate Mandatory if endDate is used. Starting date (YYYY-MM-DD) from which you want to fetch the blocked or unsubscribed contacts (optional)
     * @param  string $endDate Mandatory if startDate is used. Ending date (YYYY-MM-DD) till which you want to fetch the blocked or unsubscribed contacts (optional)
     * @param  int $limit Number of documents returned per page (optional, default to 50)
     * @param  int $offset Index of the first document on the page (optional, default to 0)
     * @param  string[] $senders Comma separated list of emails of the senders from which contacts are blocked or unsubscribed (optional)
     * @param  string $sort Sort the results in the ascending/descending order of record creation. Default order is **descending** if &#x60;sort&#x60; is not passed (optional, default to desc)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return \SendinBlue\Client\Model\GetTransacBlockedContacts
     */
    public function getTransacBlockedContacts($startDate = null, $endDate = null, $limit = '50', $offset = '0', $senders = null, $sort = 'desc')
    {
        list($response) = $this->getTransacBlockedContactsWithHttpInfo($startDate, $endDate, $limit, $offset, $senders, $sort);
        return $response;
    }

    /**
     * Operation getTransacBlockedContactsWithHttpInfo
     *
     * Get the list of blocked or unsubscribed transactional contacts
     *
     * @param  string $startDate Mandatory if endDate is used. Starting date (YYYY-MM-DD) from which you want to fetch the blocked or unsubscribed contacts (optional)
     * @param  string $endDate Mandatory if startDate is used. Ending date (YYYY-MM-DD) till which you want to fetch the blocked or unsubscribed contacts (optional)
     * @param  int $limit Number of documents returned per page (optional, default to 50)
     * @param  int $offset Index of the first document on the page (optional, default to 0)
     * @param  string[] $senders Comma separated list of emails of the senders from which contacts are blocked or unsubscribed (optional)
     * @param  string $sort Sort the results in the ascending/descending order of record creation. Default order is **descending** if &#x60;sort&#x60; is not passed (optional, default to desc)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return array of \SendinBlue\Client\Model\GetTransacBlockedContacts, HTTP status code, HTTP response headers (array of strings)
     */
    public function getTransacBlockedContactsWithHttpInfo($startDate = null, $endDate = null, $limit = '50', $offset = '0', $senders = null, $sort = 'desc')
    {
        $returnType = '\SendinBlue\Client\Model\GetTransacBlockedContacts';
        $request = $this->getTransacBlockedContactsRequest($startDate, $endDate, $limit, $offset, $senders, $sort);

        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(),
                        '\SendinBlue\Client\Model\GetTransacBlockedContacts',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
                case 400:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\SendinBlue\Client\Model\ErrorModel',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
            }
            throw $e;
        }
    }

    /**
     * Operation getTransacBlockedContactsAsync
     *
     * Get the list of blocked or unsubscribed transactional contacts
     *
     * @param  string $startDate Mandatory if endDate is used. Starting date (YYYY-MM-DD) from which you want to fetch the blocked or unsubscribed contacts (optional)
     * @param  string $endDate Mandatory if startDate is used. Ending date (YYYY-MM-DD) till which you want to fetch the blocked or unsubscribed contacts (optional)
     * @param  int $limit Number of documents returned per page (optional, default to 50)
     * @param  int $offset Index of the first document on the page (optional, default to 0)
     * @param  string[] $senders Comma separated list of emails of the senders from which contacts are blocked or unsubscribed (optional)
     * @param  string $sort Sort the results in the ascending/descending order of record creation. Default order is **descending** if &#x60;sort&#x60; is not passed (optional, default to desc)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function getTransacBlockedContactsAsync($startDate = null, $endDate = null, $limit = '50', $offset = '0', $senders = null, $sort = 'desc')
    {
        return $this->getTransacBlockedContactsAsyncWithHttpInfo($startDate, $endDate, $limit, $offset, $senders, $sort)
            ->then(
                function ($response) {
                    return $response[0];
                }
            );
    }

    /**
     * Operation getTransacBlockedContactsAsyncWithHttpInfo
     *
     * Get the list of blocked or unsubscribed transactional contacts
     *
     * @param  string $startDate Mandatory if endDate is used. Starting date (YYYY-MM-DD) from which you want to fetch the blocked or unsubscribed contacts (optional)
     * @param  string $endDate Mandatory if startDate is used. Ending date (YYYY-MM-DD) till which you want to fetch the blocked or unsubscribed contacts (optional)
     * @param  int $limit Number of documents returned per page (optional, default to 50)
     * @param  int $offset Index of the first document on the page (optional, default to 0)
     * @param  string[] $senders Comma separated list of emails of the senders from which contacts are blocked or unsubscribed (optional)
     * @param  string $sort Sort the results in the ascending/descending order of record creation. Default order is **descending** if &#x60;sort&#x60; is not passed (optional, default to desc)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function getTransacBlockedContactsAsyncWithHttpInfo($startDate = null, $endDate = null, $limit = '50', $offset = '0', $senders = null, $sort = 'desc')
    {
        $returnType = '\SendinBlue\Client\Model\GetTransacBlockedContacts';
        $request = $this->getTransacBlockedContactsRequest($startDate, $endDate, $limit, $offset, $senders, $sort);

        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 'getTransacBlockedContacts'
     *
     * @param  string $startDate Mandatory if endDate is used. Starting date (YYYY-MM-DD) from which you want to fetch the blocked or unsubscribed contacts (optional)
     * @param  string $endDate Mandatory if startDate is used. Ending date (YYYY-MM-DD) till which you want to fetch the blocked or unsubscribed contacts (optional)
     * @param  int $limit Number of documents returned per page (optional, default to 50)
     * @param  int $offset Index of the first document on the page (optional, default to 0)
     * @param  string[] $senders Comma separated list of emails of the senders from which contacts are blocked or unsubscribed (optional)
     * @param  string $sort Sort the results in the ascending/descending order of record creation. Default order is **descending** if &#x60;sort&#x60; is not passed (optional, default to desc)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Psr7\Request
     */
    protected function getTransacBlockedContactsRequest($startDate = null, $endDate = null, $limit = '50', $offset = '0', $senders = null, $sort = 'desc')
    {
        if ($limit !== null && $limit > 100) {
            throw new \InvalidArgumentException('invalid value for "$limit" when calling TransactionalEmailsApi.getTransacBlockedContacts, must be smaller than or equal to 100.');
        }


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

        // query params
        if ($startDate !== null) {
            $queryParams['startDate'] = ObjectSerializer::toQueryValue($startDate);
        }
        // query params
        if ($endDate !== null) {
            $queryParams['endDate'] = ObjectSerializer::toQueryValue($endDate);
        }
        // query params
        if ($limit !== null) {
            $queryParams['limit'] = ObjectSerializer::toQueryValue($limit);
        }
        // query params
        if ($offset !== null) {
            $queryParams['offset'] = ObjectSerializer::toQueryValue($offset);
        }
        // query params
        if (is_array($senders)) {
            $queryParams['senders'] = $senders;
        } else
        if ($senders !== null) {
            $queryParams['senders'] = ObjectSerializer::toQueryValue($senders);
        }
        // query params
        if ($sort !== null) {
            $queryParams['sort'] = ObjectSerializer::toQueryValue($sort);
        }


        // body params
        $_tempBody = null;

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

        // for model (json/xml)
        if (isset($_tempBody)) {
            // $_tempBody is the method argument, if present
            $httpBody = $_tempBody;
            
            if($headers['Content-Type'] === 'application/json') {
                // \stdClass has no __toString(), so we should encode it manually
                if ($httpBody instanceof \stdClass) {
                    $httpBody = \GuzzleHttp\json_encode($httpBody);
                }
                // array has no __toString(), so we should encode it manually
                if(is_array($httpBody)) {
                    $httpBody = \GuzzleHttp\json_encode(ObjectSerializer::sanitizeForSerialization($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;
        }
        // this endpoint requires API key authentication
        $apiKey = $this->config->getApiKeyWithPrefix('partner-key');
        if ($apiKey !== null) {
            $headers['partner-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 getTransacEmailContent
     *
     * Get the personalized content of a sent transactional email
     *
     * @param  string $uuid Unique id of the transactional email that has been sent to a particular contact (required)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return \SendinBlue\Client\Model\GetTransacEmailContent
     */
    public function getTransacEmailContent($uuid)
    {
        list($response) = $this->getTransacEmailContentWithHttpInfo($uuid);
        return $response;
    }

    /**
     * Operation getTransacEmailContentWithHttpInfo
     *
     * Get the personalized content of a sent transactional email
     *
     * @param  string $uuid Unique id of the transactional email that has been sent to a particular contact (required)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return array of \SendinBlue\Client\Model\GetTransacEmailContent, HTTP status code, HTTP response headers (array of strings)
     */
    public function getTransacEmailContentWithHttpInfo($uuid)
    {
        $returnType = '\SendinBlue\Client\Model\GetTransacEmailContent';
        $request = $this->getTransacEmailContentRequest($uuid);

        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(),
                        '\SendinBlue\Client\Model\GetTransacEmailContent',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
            }
            throw $e;
        }
    }

    /**
     * Operation getTransacEmailContentAsync
     *
     * Get the personalized content of a sent transactional email
     *
     * @param  string $uuid Unique id of the transactional email that has been sent to a particular contact (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function getTransacEmailContentAsync($uuid)
    {
        return $this->getTransacEmailContentAsyncWithHttpInfo($uuid)
            ->then(
                function ($response) {
                    return $response[0];
                }
            );
    }

    /**
     * Operation getTransacEmailContentAsyncWithHttpInfo
     *
     * Get the personalized content of a sent transactional email
     *
     * @param  string $uuid Unique id of the transactional email that has been sent to a particular contact (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function getTransacEmailContentAsyncWithHttpInfo($uuid)
    {
        $returnType = '\SendinBlue\Client\Model\GetTransacEmailContent';
        $request = $this->getTransacEmailContentRequest($uuid);

        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 'getTransacEmailContent'
     *
     * @param  string $uuid Unique id of the transactional email that has been sent to a particular contact (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Psr7\Request
     */
    protected function getTransacEmailContentRequest($uuid)
    {
        // verify the required parameter 'uuid' is set
        if ($uuid === null || (is_array($uuid) && count($uuid) === 0)) {
            throw new \InvalidArgumentException(
                'Missing the required parameter $uuid when calling getTransacEmailContent'
            );
        }

        $resourcePath = '/smtp/emails/{uuid}';
        $formParams = [];
        $queryParams = [];
        $headerParams = [];
        $httpBody = '';
        $multipart = false;


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

        // body params
        $_tempBody = null;

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

        // for model (json/xml)
        if (isset($_tempBody)) {
            // $_tempBody is the method argument, if present
            $httpBody = $_tempBody;
            
            if($headers['Content-Type'] === 'application/json') {
                // \stdClass has no __toString(), so we should encode it manually
                if ($httpBody instanceof \stdClass) {
                    $httpBody = \GuzzleHttp\json_encode($httpBody);
                }
                // array has no __toString(), so we should encode it manually
                if(is_array($httpBody)) {
                    $httpBody = \GuzzleHttp\json_encode(ObjectSerializer::sanitizeForSerialization($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;
        }
        // this endpoint requires API key authentication
        $apiKey = $this->config->getApiKeyWithPrefix('partner-key');
        if ($apiKey !== null) {
            $headers['partner-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 getTransacEmailsList
     *
     * Get the list of transactional emails on the basis of allowed filters
     *
     * @param  string $email Mandatory if templateId and messageId are not passed in query filters. Email address to which transactional email has been sent. (optional)
     * @param  int $templateId Mandatory if email and messageId are not passed in query filters. Id of the template that was used to compose transactional email. (optional)
     * @param  string $messageId Mandatory if templateId and email are not passed in query filters. Message ID of the transactional email sent. (optional)
     * @param  \DateTime $startDate Mandatory if endDate is used. Starting date (YYYY-MM-DD) from which you want to fetch the list. Maximum time period that can be selected is one month. (optional)
     * @param  \DateTime $endDate Mandatory if startDate is used. Ending date (YYYY-MM-DD) till which you want to fetch the list. Maximum time period that can be selected is one month. (optional)
     * @param  string $sort Sort the results in the ascending/descending order of record creation. Default order is **descending** if &#x60;sort&#x60; is not passed (optional, default to desc)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return \SendinBlue\Client\Model\GetTransacEmailsList
     */
    public function getTransacEmailsList($email = null, $templateId = null, $messageId = null, $startDate = null, $endDate = null, $sort = 'desc')
    {
        list($response) = $this->getTransacEmailsListWithHttpInfo($email, $templateId, $messageId, $startDate, $endDate, $sort);
        return $response;
    }

    /**
     * Operation getTransacEmailsListWithHttpInfo
     *
     * Get the list of transactional emails on the basis of allowed filters
     *
     * @param  string $email Mandatory if templateId and messageId are not passed in query filters. Email address to which transactional email has been sent. (optional)
     * @param  int $templateId Mandatory if email and messageId are not passed in query filters. Id of the template that was used to compose transactional email. (optional)
     * @param  string $messageId Mandatory if templateId and email are not passed in query filters. Message ID of the transactional email sent. (optional)
     * @param  \DateTime $startDate Mandatory if endDate is used. Starting date (YYYY-MM-DD) from which you want to fetch the list. Maximum time period that can be selected is one month. (optional)
     * @param  \DateTime $endDate Mandatory if startDate is used. Ending date (YYYY-MM-DD) till which you want to fetch the list. Maximum time period that can be selected is one month. (optional)
     * @param  string $sort Sort the results in the ascending/descending order of record creation. Default order is **descending** if &#x60;sort&#x60; is not passed (optional, default to desc)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return array of \SendinBlue\Client\Model\GetTransacEmailsList, HTTP status code, HTTP response headers (array of strings)
     */
    public function getTransacEmailsListWithHttpInfo($email = null, $templateId = null, $messageId = null, $startDate = null, $endDate = null, $sort = 'desc')
    {
        $returnType = '\SendinBlue\Client\Model\GetTransacEmailsList';
        $request = $this->getTransacEmailsListRequest($email, $templateId, $messageId, $startDate, $endDate, $sort);

        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(),
                        '\SendinBlue\Client\Model\GetTransacEmailsList',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
                case 400:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\SendinBlue\Client\Model\ErrorModel',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
            }
            throw $e;
        }
    }

    /**
     * Operation getTransacEmailsListAsync
     *
     * Get the list of transactional emails on the basis of allowed filters
     *
     * @param  string $email Mandatory if templateId and messageId are not passed in query filters. Email address to which transactional email has been sent. (optional)
     * @param  int $templateId Mandatory if email and messageId are not passed in query filters. Id of the template that was used to compose transactional email. (optional)
     * @param  string $messageId Mandatory if templateId and email are not passed in query filters. Message ID of the transactional email sent. (optional)
     * @param  \DateTime $startDate Mandatory if endDate is used. Starting date (YYYY-MM-DD) from which you want to fetch the list. Maximum time period that can be selected is one month. (optional)
     * @param  \DateTime $endDate Mandatory if startDate is used. Ending date (YYYY-MM-DD) till which you want to fetch the list. Maximum time period that can be selected is one month. (optional)
     * @param  string $sort Sort the results in the ascending/descending order of record creation. Default order is **descending** if &#x60;sort&#x60; is not passed (optional, default to desc)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function getTransacEmailsListAsync($email = null, $templateId = null, $messageId = null, $startDate = null, $endDate = null, $sort = 'desc')
    {
        return $this->getTransacEmailsListAsyncWithHttpInfo($email, $templateId, $messageId, $startDate, $endDate, $sort)
            ->then(
                function ($response) {
                    return $response[0];
                }
            );
    }

    /**
     * Operation getTransacEmailsListAsyncWithHttpInfo
     *
     * Get the list of transactional emails on the basis of allowed filters
     *
     * @param  string $email Mandatory if templateId and messageId are not passed in query filters. Email address to which transactional email has been sent. (optional)
     * @param  int $templateId Mandatory if email and messageId are not passed in query filters. Id of the template that was used to compose transactional email. (optional)
     * @param  string $messageId Mandatory if templateId and email are not passed in query filters. Message ID of the transactional email sent. (optional)
     * @param  \DateTime $startDate Mandatory if endDate is used. Starting date (YYYY-MM-DD) from which you want to fetch the list. Maximum time period that can be selected is one month. (optional)
     * @param  \DateTime $endDate Mandatory if startDate is used. Ending date (YYYY-MM-DD) till which you want to fetch the list. Maximum time period that can be selected is one month. (optional)
     * @param  string $sort Sort the results in the ascending/descending order of record creation. Default order is **descending** if &#x60;sort&#x60; is not passed (optional, default to desc)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function getTransacEmailsListAsyncWithHttpInfo($email = null, $templateId = null, $messageId = null, $startDate = null, $endDate = null, $sort = 'desc')
    {
        $returnType = '\SendinBlue\Client\Model\GetTransacEmailsList';
        $request = $this->getTransacEmailsListRequest($email, $templateId, $messageId, $startDate, $endDate, $sort);

        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 'getTransacEmailsList'
     *
     * @param  string $email Mandatory if templateId and messageId are not passed in query filters. Email address to which transactional email has been sent. (optional)
     * @param  int $templateId Mandatory if email and messageId are not passed in query filters. Id of the template that was used to compose transactional email. (optional)
     * @param  string $messageId Mandatory if templateId and email are not passed in query filters. Message ID of the transactional email sent. (optional)
     * @param  \DateTime $startDate Mandatory if endDate is used. Starting date (YYYY-MM-DD) from which you want to fetch the list. Maximum time period that can be selected is one month. (optional)
     * @param  \DateTime $endDate Mandatory if startDate is used. Ending date (YYYY-MM-DD) till which you want to fetch the list. Maximum time period that can be selected is one month. (optional)
     * @param  string $sort Sort the results in the ascending/descending order of record creation. Default order is **descending** if &#x60;sort&#x60; is not passed (optional, default to desc)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Psr7\Request
     */
    protected function getTransacEmailsListRequest($email = null, $templateId = null, $messageId = null, $startDate = null, $endDate = null, $sort = 'desc')
    {

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

        // query params
        if ($email !== null) {
            $queryParams['email'] = ObjectSerializer::toQueryValue($email);
        }
        // query params
        if ($templateId !== null) {
            $queryParams['templateId'] = ObjectSerializer::toQueryValue($templateId);
        }
        // query params
        if ($messageId !== null) {
            $queryParams['messageId'] = ObjectSerializer::toQueryValue($messageId);
        }
        // query params
        if ($startDate !== null) {
            $queryParams['startDate'] = ObjectSerializer::toQueryValue($startDate);
        }
        // query params
        if ($endDate !== null) {
            $queryParams['endDate'] = ObjectSerializer::toQueryValue($endDate);
        }
        // query params
        if ($sort !== null) {
            $queryParams['sort'] = ObjectSerializer::toQueryValue($sort);
        }


        // body params
        $_tempBody = null;

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

        // for model (json/xml)
        if (isset($_tempBody)) {
            // $_tempBody is the method argument, if present
            $httpBody = $_tempBody;
            
            if($headers['Content-Type'] === 'application/json') {
                // \stdClass has no __toString(), so we should encode it manually
                if ($httpBody instanceof \stdClass) {
                    $httpBody = \GuzzleHttp\json_encode($httpBody);
                }
                // array has no __toString(), so we should encode it manually
                if(is_array($httpBody)) {
                    $httpBody = \GuzzleHttp\json_encode(ObjectSerializer::sanitizeForSerialization($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;
        }
        // this endpoint requires API key authentication
        $apiKey = $this->config->getApiKeyWithPrefix('partner-key');
        if ($apiKey !== null) {
            $headers['partner-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 sendTemplate
     *
     * Send a template
     *
     * @param  int $templateId Id of the template (required)
     * @param  \SendinBlue\Client\Model\SendEmail $sendEmail sendEmail (required)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return \SendinBlue\Client\Model\SendTemplateEmail
     */
    public function sendTemplate($templateId, $sendEmail)
    {
        list($response) = $this->sendTemplateWithHttpInfo($templateId, $sendEmail);
        return $response;
    }

    /**
     * Operation sendTemplateWithHttpInfo
     *
     * Send a template
     *
     * @param  int $templateId Id of the template (required)
     * @param  \SendinBlue\Client\Model\SendEmail $sendEmail (required)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return array of \SendinBlue\Client\Model\SendTemplateEmail, HTTP status code, HTTP response headers (array of strings)
     */
    public function sendTemplateWithHttpInfo($templateId, $sendEmail)
    {
        $returnType = '\SendinBlue\Client\Model\SendTemplateEmail';
        $request = $this->sendTemplateRequest($templateId, $sendEmail);

        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 201:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\SendinBlue\Client\Model\SendTemplateEmail',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
                case 400:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\SendinBlue\Client\Model\PostSendFailed',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
                case 404:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\SendinBlue\Client\Model\ErrorModel',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
            }
            throw $e;
        }
    }

    /**
     * Operation sendTemplateAsync
     *
     * Send a template
     *
     * @param  int $templateId Id of the template (required)
     * @param  \SendinBlue\Client\Model\SendEmail $sendEmail (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function sendTemplateAsync($templateId, $sendEmail)
    {
        return $this->sendTemplateAsyncWithHttpInfo($templateId, $sendEmail)
            ->then(
                function ($response) {
                    return $response[0];
                }
            );
    }

    /**
     * Operation sendTemplateAsyncWithHttpInfo
     *
     * Send a template
     *
     * @param  int $templateId Id of the template (required)
     * @param  \SendinBlue\Client\Model\SendEmail $sendEmail (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function sendTemplateAsyncWithHttpInfo($templateId, $sendEmail)
    {
        $returnType = '\SendinBlue\Client\Model\SendTemplateEmail';
        $request = $this->sendTemplateRequest($templateId, $sendEmail);

        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 'sendTemplate'
     *
     * @param  int $templateId Id of the template (required)
     * @param  \SendinBlue\Client\Model\SendEmail $sendEmail (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Psr7\Request
     */
    protected function sendTemplateRequest($templateId, $sendEmail)
    {
        // verify the required parameter 'templateId' is set
        if ($templateId === null || (is_array($templateId) && count($templateId) === 0)) {
            throw new \InvalidArgumentException(
                'Missing the required parameter $templateId when calling sendTemplate'
            );
        }
        // verify the required parameter 'sendEmail' is set
        if ($sendEmail === null || (is_array($sendEmail) && count($sendEmail) === 0)) {
            throw new \InvalidArgumentException(
                'Missing the required parameter $sendEmail when calling sendTemplate'
            );
        }

        $resourcePath = '/smtp/templates/{templateId}/send';
        $formParams = [];
        $queryParams = [];
        $headerParams = [];
        $httpBody = '';
        $multipart = false;


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

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

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

        // for model (json/xml)
        if (isset($_tempBody)) {
            // $_tempBody is the method argument, if present
            $httpBody = $_tempBody;
            
            if($headers['Content-Type'] === 'application/json') {
                // \stdClass has no __toString(), so we should encode it manually
                if ($httpBody instanceof \stdClass) {
                    $httpBody = \GuzzleHttp\json_encode($httpBody);
                }
                // array has no __toString(), so we should encode it manually
                if(is_array($httpBody)) {
                    $httpBody = \GuzzleHttp\json_encode(ObjectSerializer::sanitizeForSerialization($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;
        }
        // this endpoint requires API key authentication
        $apiKey = $this->config->getApiKeyWithPrefix('partner-key');
        if ($apiKey !== null) {
            $headers['partner-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(
            'POST',
            $this->config->getHost() . $resourcePath . ($query ? "?{$query}" : ''),
            $headers,
            $httpBody
        );
    }

    /**
     * Operation sendTestTemplate
     *
     * Send a template to your test list
     *
     * @param  int $templateId Id of the template (required)
     * @param  \SendinBlue\Client\Model\SendTestEmail $sendTestEmail sendTestEmail (required)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return void
     */
    public function sendTestTemplate($templateId, $sendTestEmail)
    {
        $this->sendTestTemplateWithHttpInfo($templateId, $sendTestEmail);
    }

    /**
     * Operation sendTestTemplateWithHttpInfo
     *
     * Send a template to your test list
     *
     * @param  int $templateId Id of the template (required)
     * @param  \SendinBlue\Client\Model\SendTestEmail $sendTestEmail (required)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return array of null, HTTP status code, HTTP response headers (array of strings)
     */
    public function sendTestTemplateWithHttpInfo($templateId, $sendTestEmail)
    {
        $returnType = '';
        $request = $this->sendTestTemplateRequest($templateId, $sendTestEmail);

        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()) {
                case 400:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\SendinBlue\Client\Model\PostSendFailed',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
                case 404:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\SendinBlue\Client\Model\ErrorModel',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
            }
            throw $e;
        }
    }

    /**
     * Operation sendTestTemplateAsync
     *
     * Send a template to your test list
     *
     * @param  int $templateId Id of the template (required)
     * @param  \SendinBlue\Client\Model\SendTestEmail $sendTestEmail (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function sendTestTemplateAsync($templateId, $sendTestEmail)
    {
        return $this->sendTestTemplateAsyncWithHttpInfo($templateId, $sendTestEmail)
            ->then(
                function ($response) {
                    return $response[0];
                }
            );
    }

    /**
     * Operation sendTestTemplateAsyncWithHttpInfo
     *
     * Send a template to your test list
     *
     * @param  int $templateId Id of the template (required)
     * @param  \SendinBlue\Client\Model\SendTestEmail $sendTestEmail (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function sendTestTemplateAsyncWithHttpInfo($templateId, $sendTestEmail)
    {
        $returnType = '';
        $request = $this->sendTestTemplateRequest($templateId, $sendTestEmail);

        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 'sendTestTemplate'
     *
     * @param  int $templateId Id of the template (required)
     * @param  \SendinBlue\Client\Model\SendTestEmail $sendTestEmail (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Psr7\Request
     */
    protected function sendTestTemplateRequest($templateId, $sendTestEmail)
    {
        // verify the required parameter 'templateId' is set
        if ($templateId === null || (is_array($templateId) && count($templateId) === 0)) {
            throw new \InvalidArgumentException(
                'Missing the required parameter $templateId when calling sendTestTemplate'
            );
        }
        // verify the required parameter 'sendTestEmail' is set
        if ($sendTestEmail === null || (is_array($sendTestEmail) && count($sendTestEmail) === 0)) {
            throw new \InvalidArgumentException(
                'Missing the required parameter $sendTestEmail when calling sendTestTemplate'
            );
        }

        $resourcePath = '/smtp/templates/{templateId}/sendTest';
        $formParams = [];
        $queryParams = [];
        $headerParams = [];
        $httpBody = '';
        $multipart = false;


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

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

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

        // for model (json/xml)
        if (isset($_tempBody)) {
            // $_tempBody is the method argument, if present
            $httpBody = $_tempBody;
            
            if($headers['Content-Type'] === 'application/json') {
                // \stdClass has no __toString(), so we should encode it manually
                if ($httpBody instanceof \stdClass) {
                    $httpBody = \GuzzleHttp\json_encode($httpBody);
                }
                // array has no __toString(), so we should encode it manually
                if(is_array($httpBody)) {
                    $httpBody = \GuzzleHttp\json_encode(ObjectSerializer::sanitizeForSerialization($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;
        }
        // this endpoint requires API key authentication
        $apiKey = $this->config->getApiKeyWithPrefix('partner-key');
        if ($apiKey !== null) {
            $headers['partner-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(
            'POST',
            $this->config->getHost() . $resourcePath . ($query ? "?{$query}" : ''),
            $headers,
            $httpBody
        );
    }

    /**
     * Operation sendTransacEmail
     *
     * Send a transactional email
     *
     * @param  \SendinBlue\Client\Model\SendSmtpEmail $sendSmtpEmail Values to send a transactional email (required)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return \SendinBlue\Client\Model\CreateSmtpEmail
     */
    public function sendTransacEmail($sendSmtpEmail)
    {
        list($response) = $this->sendTransacEmailWithHttpInfo($sendSmtpEmail);
        return $response;
    }

    /**
     * Operation sendTransacEmailWithHttpInfo
     *
     * Send a transactional email
     *
     * @param  \SendinBlue\Client\Model\SendSmtpEmail $sendSmtpEmail Values to send a transactional email (required)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return array of \SendinBlue\Client\Model\CreateSmtpEmail, HTTP status code, HTTP response headers (array of strings)
     */
    public function sendTransacEmailWithHttpInfo($sendSmtpEmail)
    {
        $returnType = '\SendinBlue\Client\Model\CreateSmtpEmail';
        $request = $this->sendTransacEmailRequest($sendSmtpEmail);

        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 201:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\SendinBlue\Client\Model\CreateSmtpEmail',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
                case 400:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\SendinBlue\Client\Model\ErrorModel',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
            }
            throw $e;
        }
    }

    /**
     * Operation sendTransacEmailAsync
     *
     * Send a transactional email
     *
     * @param  \SendinBlue\Client\Model\SendSmtpEmail $sendSmtpEmail Values to send a transactional email (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function sendTransacEmailAsync($sendSmtpEmail)
    {
        return $this->sendTransacEmailAsyncWithHttpInfo($sendSmtpEmail)
            ->then(
                function ($response) {
                    return $response[0];
                }
            );
    }

    /**
     * Operation sendTransacEmailAsyncWithHttpInfo
     *
     * Send a transactional email
     *
     * @param  \SendinBlue\Client\Model\SendSmtpEmail $sendSmtpEmail Values to send a transactional email (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function sendTransacEmailAsyncWithHttpInfo($sendSmtpEmail)
    {
        $returnType = '\SendinBlue\Client\Model\CreateSmtpEmail';
        $request = $this->sendTransacEmailRequest($sendSmtpEmail);

        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 'sendTransacEmail'
     *
     * @param  \SendinBlue\Client\Model\SendSmtpEmail $sendSmtpEmail Values to send a transactional email (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Psr7\Request
     */
    protected function sendTransacEmailRequest($sendSmtpEmail)
    {
        // verify the required parameter 'sendSmtpEmail' is set
        if ($sendSmtpEmail === null || (is_array($sendSmtpEmail) && count($sendSmtpEmail) === 0)) {
            throw new \InvalidArgumentException(
                'Missing the required parameter $sendSmtpEmail when calling sendTransacEmail'
            );
        }

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



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

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

        // for model (json/xml)
        if (isset($_tempBody)) {
            // $_tempBody is the method argument, if present
            $httpBody = $_tempBody;
            
            if($headers['Content-Type'] === 'application/json') {
                // \stdClass has no __toString(), so we should encode it manually
                if ($httpBody instanceof \stdClass) {
                    $httpBody = \GuzzleHttp\json_encode($httpBody);
                }
                // array has no __toString(), so we should encode it manually
                if(is_array($httpBody)) {
                    $httpBody = \GuzzleHttp\json_encode(ObjectSerializer::sanitizeForSerialization($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;
        }
        // this endpoint requires API key authentication
        $apiKey = $this->config->getApiKeyWithPrefix('partner-key');
        if ($apiKey !== null) {
            $headers['partner-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(
            'POST',
            $this->config->getHost() . $resourcePath . ($query ? "?{$query}" : ''),
            $headers,
            $httpBody
        );
    }

    /**
     * Operation smtpBlockedContactsEmailDelete
     *
     * Unblock or resubscribe a transactional contact
     *
     * @param  string $email contact email (urlencoded) to unblock. (required)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return void
     */
    public function smtpBlockedContactsEmailDelete($email)
    {
        $this->smtpBlockedContactsEmailDeleteWithHttpInfo($email);
    }

    /**
     * Operation smtpBlockedContactsEmailDeleteWithHttpInfo
     *
     * Unblock or resubscribe a transactional contact
     *
     * @param  string $email contact email (urlencoded) to unblock. (required)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return array of null, HTTP status code, HTTP response headers (array of strings)
     */
    public function smtpBlockedContactsEmailDeleteWithHttpInfo($email)
    {
        $returnType = '';
        $request = $this->smtpBlockedContactsEmailDeleteRequest($email);

        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()) {
                case 400:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\SendinBlue\Client\Model\ErrorModel',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
                case 404:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\SendinBlue\Client\Model\ErrorModel',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
            }
            throw $e;
        }
    }

    /**
     * Operation smtpBlockedContactsEmailDeleteAsync
     *
     * Unblock or resubscribe a transactional contact
     *
     * @param  string $email contact email (urlencoded) to unblock. (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function smtpBlockedContactsEmailDeleteAsync($email)
    {
        return $this->smtpBlockedContactsEmailDeleteAsyncWithHttpInfo($email)
            ->then(
                function ($response) {
                    return $response[0];
                }
            );
    }

    /**
     * Operation smtpBlockedContactsEmailDeleteAsyncWithHttpInfo
     *
     * Unblock or resubscribe a transactional contact
     *
     * @param  string $email contact email (urlencoded) to unblock. (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function smtpBlockedContactsEmailDeleteAsyncWithHttpInfo($email)
    {
        $returnType = '';
        $request = $this->smtpBlockedContactsEmailDeleteRequest($email);

        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 'smtpBlockedContactsEmailDelete'
     *
     * @param  string $email contact email (urlencoded) to unblock. (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Psr7\Request
     */
    protected function smtpBlockedContactsEmailDeleteRequest($email)
    {
        // verify the required parameter 'email' is set
        if ($email === null || (is_array($email) && count($email) === 0)) {
            throw new \InvalidArgumentException(
                'Missing the required parameter $email when calling smtpBlockedContactsEmailDelete'
            );
        }

        $resourcePath = '/smtp/blockedContacts/{email}';
        $formParams = [];
        $queryParams = [];
        $headerParams = [];
        $httpBody = '';
        $multipart = false;


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

        // body params
        $_tempBody = null;

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

        // for model (json/xml)
        if (isset($_tempBody)) {
            // $_tempBody is the method argument, if present
            $httpBody = $_tempBody;
            
            if($headers['Content-Type'] === 'application/json') {
                // \stdClass has no __toString(), so we should encode it manually
                if ($httpBody instanceof \stdClass) {
                    $httpBody = \GuzzleHttp\json_encode($httpBody);
                }
                // array has no __toString(), so we should encode it manually
                if(is_array($httpBody)) {
                    $httpBody = \GuzzleHttp\json_encode(ObjectSerializer::sanitizeForSerialization($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;
        }
        // this endpoint requires API key authentication
        $apiKey = $this->config->getApiKeyWithPrefix('partner-key');
        if ($apiKey !== null) {
            $headers['partner-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(
            'DELETE',
            $this->config->getHost() . $resourcePath . ($query ? "?{$query}" : ''),
            $headers,
            $httpBody
        );
    }

    /**
     * Operation smtpLogMessageIdDelete
     *
     * Delete an SMTP transactional log
     *
     * @param  string $messageId MessageId of the transactional log to delete (required)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return void
     */
    public function smtpLogMessageIdDelete($messageId)
    {
        $this->smtpLogMessageIdDeleteWithHttpInfo($messageId);
    }

    /**
     * Operation smtpLogMessageIdDeleteWithHttpInfo
     *
     * Delete an SMTP transactional log
     *
     * @param  string $messageId MessageId of the transactional log to delete (required)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return array of null, HTTP status code, HTTP response headers (array of strings)
     */
    public function smtpLogMessageIdDeleteWithHttpInfo($messageId)
    {
        $returnType = '';
        $request = $this->smtpLogMessageIdDeleteRequest($messageId);

        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()) {
                case 400:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\SendinBlue\Client\Model\ErrorModel',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
                case 404:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\SendinBlue\Client\Model\ErrorModel',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
            }
            throw $e;
        }
    }

    /**
     * Operation smtpLogMessageIdDeleteAsync
     *
     * Delete an SMTP transactional log
     *
     * @param  string $messageId MessageId of the transactional log to delete (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function smtpLogMessageIdDeleteAsync($messageId)
    {
        return $this->smtpLogMessageIdDeleteAsyncWithHttpInfo($messageId)
            ->then(
                function ($response) {
                    return $response[0];
                }
            );
    }

    /**
     * Operation smtpLogMessageIdDeleteAsyncWithHttpInfo
     *
     * Delete an SMTP transactional log
     *
     * @param  string $messageId MessageId of the transactional log to delete (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function smtpLogMessageIdDeleteAsyncWithHttpInfo($messageId)
    {
        $returnType = '';
        $request = $this->smtpLogMessageIdDeleteRequest($messageId);

        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 'smtpLogMessageIdDelete'
     *
     * @param  string $messageId MessageId of the transactional log to delete (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Psr7\Request
     */
    protected function smtpLogMessageIdDeleteRequest($messageId)
    {
        // verify the required parameter 'messageId' is set
        if ($messageId === null || (is_array($messageId) && count($messageId) === 0)) {
            throw new \InvalidArgumentException(
                'Missing the required parameter $messageId when calling smtpLogMessageIdDelete'
            );
        }

        $resourcePath = '/smtp/log/{messageId}';
        $formParams = [];
        $queryParams = [];
        $headerParams = [];
        $httpBody = '';
        $multipart = false;


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

        // body params
        $_tempBody = null;

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

        // for model (json/xml)
        if (isset($_tempBody)) {
            // $_tempBody is the method argument, if present
            $httpBody = $_tempBody;
            
            if($headers['Content-Type'] === 'application/json') {
                // \stdClass has no __toString(), so we should encode it manually
                if ($httpBody instanceof \stdClass) {
                    $httpBody = \GuzzleHttp\json_encode($httpBody);
                }
                // array has no __toString(), so we should encode it manually
                if(is_array($httpBody)) {
                    $httpBody = \GuzzleHttp\json_encode(ObjectSerializer::sanitizeForSerialization($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;
        }
        // this endpoint requires API key authentication
        $apiKey = $this->config->getApiKeyWithPrefix('partner-key');
        if ($apiKey !== null) {
            $headers['partner-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(
            'DELETE',
            $this->config->getHost() . $resourcePath . ($query ? "?{$query}" : ''),
            $headers,
            $httpBody
        );
    }

    /**
     * Operation updateSmtpTemplate
     *
     * Update an email template
     *
     * @param  int $templateId id of the template (required)
     * @param  \SendinBlue\Client\Model\UpdateSmtpTemplate $smtpTemplate values to update in transactional email template (required)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return void
     */
    public function updateSmtpTemplate($templateId, $smtpTemplate)
    {
        $this->updateSmtpTemplateWithHttpInfo($templateId, $smtpTemplate);
    }

    /**
     * Operation updateSmtpTemplateWithHttpInfo
     *
     * Update an email template
     *
     * @param  int $templateId id of the template (required)
     * @param  \SendinBlue\Client\Model\UpdateSmtpTemplate $smtpTemplate values to update in transactional email template (required)
     *
     * @throws \SendinBlue\Client\ApiException on non-2xx response
     * @throws \InvalidArgumentException
     * @return array of null, HTTP status code, HTTP response headers (array of strings)
     */
    public function updateSmtpTemplateWithHttpInfo($templateId, $smtpTemplate)
    {
        $returnType = '';
        $request = $this->updateSmtpTemplateRequest($templateId, $smtpTemplate);

        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()) {
                case 400:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\SendinBlue\Client\Model\ErrorModel',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
                case 404:
                    $data = ObjectSerializer::deserialize(
                        $e->getResponseBody(),
                        '\SendinBlue\Client\Model\ErrorModel',
                        $e->getResponseHeaders()
                    );
                    $e->setResponseObject($data);
                    break;
            }
            throw $e;
        }
    }

    /**
     * Operation updateSmtpTemplateAsync
     *
     * Update an email template
     *
     * @param  int $templateId id of the template (required)
     * @param  \SendinBlue\Client\Model\UpdateSmtpTemplate $smtpTemplate values to update in transactional email template (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function updateSmtpTemplateAsync($templateId, $smtpTemplate)
    {
        return $this->updateSmtpTemplateAsyncWithHttpInfo($templateId, $smtpTemplate)
            ->then(
                function ($response) {
                    return $response[0];
                }
            );
    }

    /**
     * Operation updateSmtpTemplateAsyncWithHttpInfo
     *
     * Update an email template
     *
     * @param  int $templateId id of the template (required)
     * @param  \SendinBlue\Client\Model\UpdateSmtpTemplate $smtpTemplate values to update in transactional email template (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Promise\PromiseInterface
     */
    public function updateSmtpTemplateAsyncWithHttpInfo($templateId, $smtpTemplate)
    {
        $returnType = '';
        $request = $this->updateSmtpTemplateRequest($templateId, $smtpTemplate);

        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 'updateSmtpTemplate'
     *
     * @param  int $templateId id of the template (required)
     * @param  \SendinBlue\Client\Model\UpdateSmtpTemplate $smtpTemplate values to update in transactional email template (required)
     *
     * @throws \InvalidArgumentException
     * @return \GuzzleHttp\Psr7\Request
     */
    protected function updateSmtpTemplateRequest($templateId, $smtpTemplate)
    {
        // verify the required parameter 'templateId' is set
        if ($templateId === null || (is_array($templateId) && count($templateId) === 0)) {
            throw new \InvalidArgumentException(
                'Missing the required parameter $templateId when calling updateSmtpTemplate'
            );
        }
        // verify the required parameter 'smtpTemplate' is set
        if ($smtpTemplate === null || (is_array($smtpTemplate) && count($smtpTemplate) === 0)) {
            throw new \InvalidArgumentException(
                'Missing the required parameter $smtpTemplate when calling updateSmtpTemplate'
            );
        }

        $resourcePath = '/smtp/templates/{templateId}';
        $formParams = [];
        $queryParams = [];
        $headerParams = [];
        $httpBody = '';
        $multipart = false;


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

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

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

        // for model (json/xml)
        if (isset($_tempBody)) {
            // $_tempBody is the method argument, if present
            $httpBody = $_tempBody;
            
            if($headers['Content-Type'] === 'application/json') {
                // \stdClass has no __toString(), so we should encode it manually
                if ($httpBody instanceof \stdClass) {
                    $httpBody = \GuzzleHttp\json_encode($httpBody);
                }
                // array has no __toString(), so we should encode it manually
                if(is_array($httpBody)) {
                    $httpBody = \GuzzleHttp\json_encode(ObjectSerializer::sanitizeForSerialization($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;
        }
        // this endpoint requires API key authentication
        $apiKey = $this->config->getApiKeyWithPrefix('partner-key');
        if ($apiKey !== null) {
            $headers['partner-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(
            'PUT',
            $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;
    }
}
© 2017 - ZeroByte.ID.
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