update_thing.cpp

// 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/iot/IoTClient.h>
#include <aws/iot/model/UpdateThingRequest.h>
#include <iostream>
#include "iot_samples.h"

// snippet-start:[cpp.example_code.iot.UpdateThing]
//! Update an AWS IoT thing with attributes.
/*!
  \param thingName: The name for the thing.
  \param attributeMap: A map of key/value attributes/
  \param clientConfiguration: AWS client configuration.
  \return bool: Function succeeded.
 */
bool AwsDoc::IoT::updateThing(const Aws::String &thingName,
                              const std::map<Aws::String, Aws::String> &attributeMap,
                              const Aws::Client::ClientConfiguration &clientConfiguration) {
    Aws::IoT::IoTClient iotClient(clientConfiguration);
    Aws::IoT::Model::UpdateThingRequest request;
    request.SetThingName(thingName);
    Aws::IoT::Model::AttributePayload attributePayload;
    for (const auto &attribute: attributeMap) {
        attributePayload.AddAttributes(attribute.first, attribute.second);
    }
    request.SetAttributePayload(attributePayload);

    Aws::IoT::Model::UpdateThingOutcome outcome = iotClient.UpdateThing(request);
    if (outcome.IsSuccess()) {
        std::cout << "Successfully updated thing " << thingName << std::endl;
    }
    else {
        std::cerr << "Failed to update thing " << thingName << ":" <<
                  outcome.GetError().GetMessage() << std::endl;
    }

    return outcome.IsSuccess();
}
// snippet-end:[cpp.example_code.iot.UpdateThing]

/*
 *
 *  main function
 *
 *  Usage: 'run_update_thing <thing_name> <key> <value>'
 *
 */

#ifndef EXCLUDE_ACTION_MAIN

int main(int argc, char **argv) {
    if (argc != 4) {
        std::cout << "Usage: run_update_thing <thing_name> <key> <value>" << std::endl;
        return 1;
    }
    Aws::SDKOptions options;

    Aws::InitAPI(options);
    {
        const Aws::String thingName(argv[1]);
        const Aws::String key(argv[2]);
        const Aws::String value(argv[3]);

        Aws::Client::ClientConfiguration clientConfig;
        // Optional: Set to the AWS Region (overrides config file).
        // clientConfig.region = "us-east-1";
        AwsDoc::IoT::updateThing(thingName, {{key, value}},
                                 clientConfig);
    }
    Aws::ShutdownAPI(options);
    return 0;
}

#endif // EXCLUDE_ACTION_MAIN