/*
   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
 *
 **/

// snippet-start:[cpp.example_code.iam.hello_iam]
#include <aws/core/Aws.h>
#include <aws/iam/IAMClient.h>
#include <aws/iam/model/ListPoliciesRequest.h>
#include <iostream>
#include <iomanip>

/*
 *  A "Hello IAM" starter application which initializes an AWS Identity and Access Management (IAM) client
 *  and lists the IAM policies.
 *
 *  main function
 *
 *  Usage: 'hello_iam'
 *
 */

int main(int argc, char **argv) {
    Aws::SDKOptions options;
    // Optionally change the log level for debugging.
//   options.loggingOptions.logLevel = Utils::Logging::LogLevel::Debug;
    Aws::InitAPI(options); // Should only be called once.
    int result = 0;
    {
        const Aws::String DATE_FORMAT("%Y-%m-%d");
        Aws::Client::ClientConfiguration clientConfig;
        // Optional: Set to the AWS Region (overrides config file).
        // clientConfig.region = "us-east-1";

        Aws::IAM::IAMClient iamClient(clientConfig);
        Aws::IAM::Model::ListPoliciesRequest request;

        bool done = false;
        bool header = false;
        while (!done) {
            auto outcome = iamClient.ListPolicies(request);
            if (!outcome.IsSuccess()) {
                std::cerr << "Failed to list iam policies: " <<
                          outcome.GetError().GetMessage() << std::endl;
                result = 1;
                break;
            }

            if (!header) {
                std::cout << std::left << std::setw(55) << "Name" <<
                          std::setw(30) << "ID" << std::setw(80) << "Arn" <<
                          std::setw(64) << "Description" << std::setw(12) <<
                          "CreateDate" << std::endl;
                header = true;
            }

            const auto &policies = outcome.GetResult().GetPolicies();
            for (const auto &policy: policies) {
                std::cout << std::left << std::setw(55) <<
                          policy.GetPolicyName() << std::setw(30) <<
                          policy.GetPolicyId() << std::setw(80) << policy.GetArn() <<
                          std::setw(64) << policy.GetDescription() << std::setw(12) <<
                          policy.GetCreateDate().ToGmtString(DATE_FORMAT.c_str()) <<
                          std::endl;
            }

            if (outcome.GetResult().GetIsTruncated()) {
                request.SetMarker(outcome.GetResult().GetMarker());
            } else {
                done = true;
            }
        }
    }


    Aws::ShutdownAPI(options); // Should only be called once.
    return result;
}
// snippet-end:[cpp.example_code.iam.hello_iam]
