/**
 * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
 * SPDX-License-Identifier: Apache-2.0.
 */

#pragma once

#include <aws/core/auth/signer/AWSAuthV4Signer.h>
#include <aws/core/client/GenericClientConfiguration.h>
#include <aws/s3/S3ExpressIdentityProvider.h>
#include <aws/s3/S3_EXPORTS.h>

namespace Aws {
namespace S3 {
enum class US_EAST_1_REGIONAL_ENDPOINT_OPTION {
  NOT_SET,
  LEGACY,   // stands for using global endpoint for us-east-1,
  REGIONAL  // stands for using regional endpoint for us-east-1
};

struct AWS_S3_API S3ClientConfiguration : public Aws::Client::GenericClientConfiguration {
  using BaseClientConfigClass = Aws::Client::GenericClientConfiguration;

  S3ClientConfiguration(const Client::ClientConfigurationInitValues& configuration = {});

  /**
   * Create a configuration based on settings in the aws configuration file for the given profile name.
   * The configuration file location can be set via the environment variable AWS_CONFIG_FILE
   * @param profileName the aws profile name.
   * @param shouldDisableIMDS whether or not to disable IMDS calls.
   */
  S3ClientConfiguration(const char* profileName, bool shouldDisableIMDS = false);

  /**
   * Create a configuration with a predefined smart defaults
   * @param useSmartDefaults, required to differentiate c-tors
   * @param defaultMode, default mode to use
   * @param shouldDisableIMDS whether or not to disable IMDS calls.
   */
  S3ClientConfiguration(bool useSmartDefaults, const char* defaultMode = "legacy", bool shouldDisableIMDS = false);

  /**
   * Converting constructors for compatibility with a legacy code
   */
  S3ClientConfiguration(
      const Client::ClientConfiguration& config,
      Client::AWSAuthV4Signer::PayloadSigningPolicy iPayloadSigningPolicy = Client::AWSAuthV4Signer::PayloadSigningPolicy::Never,
      bool iUseVirtualAddressing = true,
      US_EAST_1_REGIONAL_ENDPOINT_OPTION iUseUSEast1RegionalEndPointOption = US_EAST_1_REGIONAL_ENDPOINT_OPTION::NOT_SET);

  bool useVirtualAddressing = true;
  US_EAST_1_REGIONAL_ENDPOINT_OPTION useUSEast1RegionalEndPointOption = US_EAST_1_REGIONAL_ENDPOINT_OPTION::NOT_SET;
  bool disableMultiRegionAccessPoints = false;
  bool useArnRegion = false;
  Client::AWSAuthV4Signer::PayloadSigningPolicy payloadSigningPolicy = Client::AWSAuthV4Signer::PayloadSigningPolicy::RequestDependent;
  bool disableS3ExpressAuth = false;
  using IdentityProviderSupplier = std::function<std::shared_ptr<S3ExpressIdentityProvider>(const S3Client&)>;
  IdentityProviderSupplier identityProviderSupplier = [](const S3Client& client) -> std::shared_ptr<S3ExpressIdentityProvider> {
    return Aws::MakeShared<DefaultS3ExpressIdentityProvider>("S3ClientConfiguration", client);
  };

 private:
  void LoadS3SpecificConfig(const Aws::String& profileName);
};
}  // namespace S3
}  // namespace Aws