#pragma once

#include "source/extensions/http/injected_credentials/common/credential.h"

#include "source/extensions/http/injected_credentials/common/secret_reader.h"

#include "source/extensions/http/injected_credentials/oauth2/token_provider.h"

namespace Envoy {

namespace Extensions {

namespace Http {

namespace InjectedCredentials {

namespace OAuth2 {

/**

 * Implementation of credential injector's interface.

 */

class OAuth2ClientCredentialTokenInjector

    : public Common::CredentialInjector,

      public Logger::Loggable<Logger::Id::credential_injector> {

public:

  OAuth2ClientCredentialTokenInjector(Common::SecretReaderConstSharedPtr token_reader)

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

private:

  Common::SecretReaderConstSharedPtr token_reader_;

};

} // namespace OAuth2

} // namespace InjectedCredentials

} // namespace Http

} // namespace Extensions

} // namespace Envoy