#pragma once

#include "envoy/http/header_map.h"

namespace Envoy {

namespace Extensions {

namespace Http {

namespace InjectedCredentials {

namespace Common {

/**

 * Credential injector injects credential to HTTP headers.

 */

class CredentialInjector {

public:

  /**

   * Inject credential to HTTP headers.

   * @param headers supplies the reference to HTTP headers. The credential will be injected into the

   * headers.

   * @param overwrite whether to overwrite the existing credential in the headers.

   * @return Status whether the injection is successful.

   */

  virtual absl::Status inject(Envoy::Http::RequestHeaderMap& headers, bool overwrite) PURE;

};

using CredentialInjectorSharedPtr = std::shared_ptr<CredentialInjector>;

} // namespace Common

} // namespace InjectedCredentials

} // namespace Http

} // namespace Extensions

} // namespace Envoy