lambda_main.cpp

#include <memory>
#include <string>
#include <string_view>

#include <aws/core/Aws.h>
#include <aws/lambda/LambdaClient.h>
#include <aws/lambda-runtime/runtime.h>

#include "aws/durable_execution/aws_sdk_service_client.hpp"
#include "aws/durable_execution/lambda_runtime.hpp"
#include "aws/durable_execution/operations.hpp"

namespace durable = aws::durable_execution;

int main() {
  Aws::SDKOptions options;
  Aws::InitAPI(options);
  {
    auto lambda_client = std::make_shared<Aws::Lambda::LambdaClient>();
    durable::aws_sdk_service_client service{lambda_client};

    auto handler = durable::make_lambda_handler(
        service, [](std::string_view event) {
          return durable::step(
              [event] {
                // Replace with nondeterministic I/O or business logic.
                return event.empty() ? std::string{"empty"}
                                     : std::string{"processed"};
              },
              durable::step_config{.name = "process_input"});
        });

    aws::lambda_runtime::run_handler(handler);
  }
  Aws::ShutdownAPI(options);
  return 0;
}