//  Copyright (c) 2008 Ole Weidner (oweidner@cct.lsu.edu)
// 
//  Distributed under the Boost Software License, Version 1.0. (See accompanying 
//  file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)

#ifndef ADAPTORS_CURL_FILE_ADAPTOR_FILE_HPP
#define ADAPTORS_CURL_FILE_ADAPTOR_FILE_HPP

#include <saga/saga/adaptors/adaptor.hpp>
#include <saga/saga/adaptors/instance_data.hpp>
#include <saga/saga/adaptors/adaptor_data.hpp>
#include <saga/saga/adaptors/packages/filesystem.hpp>

#include <saga/impl/packages/filesystem/file_cpi.hpp>
#include "curl_file_adaptor.hpp"

////////////////////////////////////////////////////////////////////////////////
//
namespace curl_file_adaptor 
{
    class file_cpi_impl : public saga::adaptors::v1_0::file_cpi<file_cpi_impl>
    {
    private:
        
        typedef saga::adaptors::v1_0::file_cpi<file_cpi_impl> file_cpi;
        
        /* instance data */
        ///////////////////////////////////////////////////////////////////////
        typedef saga::adaptors::v1_0::file_cpi_instance_data instance_data_type;
        
        friend class saga::adaptors::instance_data<instance_data_type>;
        typedef      saga::adaptors::instance_data<instance_data_type> 
        file_instance_data_t;
        
        /* adaptor data */
        ///////////////////////////////////////////////////////////////////////
        typedef saga::adaptors::adaptor_data
        <curl_file_adaptor::file_adaptor> adaptor_data_t;
        
    public:
        
        /*! constructor for a file */
        ///////////////////////////////////////////////////////////////////////
        file_cpi_impl(proxy                * p, 
                      cpi_info       const & info,
                      saga::ini::ini const & glob_ini,
                      saga::ini::ini const & adap_ini,
                      boost::shared_ptr<saga::adaptor> adaptor);
        
        /*! destructor of the file adaptor */
        ///////////////////////////////////////////////////////////////////////
        ~file_cpi_impl  (void);
        
        ///////////////////////////////////////////////////////////////////////////
        ///////////////////////// NAMESPACE::ENTRY METHODS ////////////////////////
        ///////////////////////////////////////////////////////////////////////////
        
       /* void sync_get_url  (saga::url & url); 
        void sync_get_cwd  (saga::url & cwd); 
        void sync_get_name (saga::url & name); 
        
        void sync_is_dir    (bool & is_dir);      
        void sync_is_entry  (bool & is_file);   
        void sync_is_link   (bool & is_link);      
        void sync_read_link (saga::url & target); 
        
        void sync_copy    (saga::impl::void_t & ret,   
                           saga::url target, 
                           int flags = saga::filesystem::None);
        void sync_link    (saga::impl::void_t & ret,    
                           saga::url dest, 
                           int flags = saga::filesystem::None);
        void sync_move    (saga::impl::void_t & ret,   
                           saga::url dest, 
                           int flags = saga::filesystem::None);
        void sync_remove  (saga::impl::void_t & ret,
                           int flags = saga::filesystem::None);  
        
        void sync_close   (saga::impl::void_t & ret, double timeout = 0.0); 
        
        ///////////////////////////////////////////////////////////////////////////
        ////////////////////////// FILESYSTEM::FILE METHODS ///////////////////////
        ///////////////////////////////////////////////////////////////////////////
 
        void sync_get_size (saga::off_t& size_out);
        
        void sync_read     (saga::ssize_t & len_out,
                            saga::mutable_buffer data, 
                            saga::ssize_t len_in);
        
        void sync_write    (saga::ssize_t & len_out,
                            saga::const_buffer data,
                            saga::ssize_t   len_in);
        
        void sync_seek     (saga::off_t & out,
                            saga::off_t offset,
                            saga::filesystem::seek_mode whence);
        

        ///////////////////////////////////////////////////////////////////////////
        /////////////////////// PERMISSION INTERFACE METHODS //////////////////////
        ///////////////////////////////////////////////////////////////////////////
        
        //void permissions_allow (saga::impl::void_t & ret,
        //                        std::string id.
        //                        saga::permission perm,
        //                        flags);
        
        //void permissions_deny  (saga::impl::void_t & ret,
        //                        std::string id.
        //                        saga::permission perm,
        //   */
        
    }; // class file_cpi_impl
    
} // namespace curl_file_adaptor

#endif // ADAPTORS_CURL_FILE_ADAPTOR_FILE_HPP