#ifndef _CONVERSATION_H
 #define _CONVERSATION_H
 
 #include <security/pam_modules.h>

 #include <string>

 #include <memory>

 #include "pam.h"

 class conversation_result
 {
 private:
     std::string token_;
     std::string user_name_;
 public:

     conversation_result (std::string user_name, std::string token)
         : token_ (token),
           user_name_ (user_name) {}

     std::string token()
     {
         return token_;
     }
     std::string user_name()
     {
         return user_name_;
     }

 };
 

 class conversations_ifc
 {
 public:
     virtual ~conversations_ifc() {}
     virtual conversation_result initiate_conversation()
     {

         return conversation_result ("","");

     }

 };

 class conversations : public conversations_ifc
 {
 private:
     std::shared_ptr<conversations_ifc> delegate_;
 public:

     conversations() : conversations (std::shared_ptr<conversations_ifc>
                                          (new conversations_ifc)) {}
     conversations (const std::shared_ptr<conversations_ifc> &delegate) :
         delegate_ (delegate) {}

     conversation_result initiate_conversation()
     {
         return delegate_->initiate_conversation();
     }

 };

 #endif