// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.

// SPDX-License-Identifier: Apache-2.0

/**

* Before running this C++ code example, set up your development environment, including your credentials.

*

* For more information, see the following documentation topic:

*

* https://docs.aws.amazon.com/sdk-for-cpp/v1/developer-guide/getting-started.html

*

* For information on the structure of the code examples and how to build and run the examples, see

* https://docs.aws.amazon.com/sdk-for-cpp/v1/developer-guide/getting-started-code-examples.html.

*

**/

#include <aws/core/Aws.h>

#include <aws/sns/SNSClient.h>

#include <aws/sns/model/SubscribeRequest.h>

#include <iostream>

#include "sns_samples.h"

// snippet-start:[sns.cpp.subscribe_app.code]

//! Subscribe to an Amazon Simple Notification Service (Amazon SNS) topic with delivery to a mobile app.

/*!

\param topicARN: The Amazon Resource Name (ARN) for an Amazon SNS topic.

\param endpointARN: The ARN for a mobile app or device endpoint.

\param clientConfiguration: AWS client configuration.

\return bool: Function succeeded.

*/

bool

AwsDoc::SNS::subscribeApp(const Aws::String &topicARN,

const Aws::String &endpointARN,

const Aws::Client::ClientConfiguration &clientConfiguration) {

Aws::SNS::SNSClient snsClient(clientConfiguration);

Aws::SNS::Model::SubscribeRequest request;

request.SetTopicArn(topicARN);

request.SetProtocol("application");

request.SetEndpoint(endpointARN);

const Aws::SNS::Model::SubscribeOutcome outcome = snsClient.Subscribe(request);

if (outcome.IsSuccess()) {

std::cout << "Subscribed successfully." << std::endl;

std::cout << "Subscription ARN '" << outcome.GetResult().GetSubscriptionArn()

<< "'." << std::endl;

}

else {

std::cerr << "Error while subscribing " << outcome.GetError().GetMessage()

<< std::endl;

}

return outcome.IsSuccess();

}

// snippet-end:[sns.cpp.subscribe_app.code]

/*

*

* main function

*

* Usage: 'run_subscribe_app <topic_arn> <mobile_endpoint_arn>'

*

* Prerequisites:

* 1. An existing SNS topic and its ARN.

* 2. An application endpoint ARN.

* For information about creating an application endpoint, see

* https://docs.aws.amazon.com/sns/latest/dg/mobile-push-send-devicetoken.html.

*

*/

#ifndef TESTING_BUILD

int main(int argc, char **argv) {

if (argc != 3) {

std::cout

<< "Usage: run_subscribe_app <topic_arn> <mobile_endpoint_arn>"

<< std::endl;

return 1;

}

Aws::SDKOptions options;

Aws::InitAPI(options);

{

Aws::String topicARN = argv[1];

Aws::String endpointArn = argv[2];

Aws::Client::ClientConfiguration clientConfig;

// Optional: Set to the AWS Region (overrides config file).

// clientConfig.region = "us-east-1";

AwsDoc::SNS::subscribeApp(topicARN, endpointArn, clientConfig);

}

Aws::ShutdownAPI(options);

return 0;

}

#endif // TESTING_BUILD