//  Copyright (c) 2008 Hartmut Kaiser
// 
//  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)

#include <saga/saga.hpp>

#include "saga-advert.hpp"

#if defined(SAGA_HAVE_PACKAGE_ADVERT) && defined(SAGA_HAVE_PACKAGE_ADVERT)
  void print_dir_attribs (saga::url url, std::string indent = "    ")
  {
    saga::advert::directory ad (url, saga::advert::Read);

    std::vector <std::string> keys (ad.list_attributes());

    for ( std::size_t i = 0; i < keys.size (); i++ )
    {
      std::cout << indent << "  " << keys[i] << "\t\t: ";

      if ( ad.attribute_is_vector (keys[i]) )
      {
        std::vector <std::string> vals = ad.get_vector_attribute (keys[i]);
        for ( std::size_t j = 0; j < vals.size (); j++ )
        {
          std::cout << vals[j];
          if ( j < vals.size () - 1 ) 
          {
            std::cout << ", ";
          }
        }
        std::cout << std::endl;
      }
      else
      {
        std::cout << ad.get_attribute (keys[i]) << std::endl;
      }
    }

    return;
  }

  void print_entry_attribs (saga::url url, std::string indent = "    ")
  {
    saga::advert::entry ad (url, saga::advert::Read);

    std::vector <std::string> keys (ad.list_attributes());

    for ( std::size_t i = 0; i < keys.size (); i++ )
    {
      std::cout << indent << "  " << keys[i] << "\t\t: ";

      if ( ad.attribute_is_vector (keys[i]) )
      {
        std::vector <std::string> vals = ad.get_vector_attribute (keys[i]);
        for ( std::size_t j = 0; j < vals.size (); j++ )
        {
          std::cout << vals[j];
          if ( j < vals.size () - 1 ) 
          {
            std::cout << ", ";
          }
        }
        std::cout << std::endl;
      }
      else
      {
        std::cout << ad.get_attribute (keys[i]) << std::endl;
      }
    }

    return;
  }
#endif

///////////////////////////////////////////////////////////////////////////////
void advert_dump_directory (std::string advertURL, std::string indent, std::string parentcwd)
{
  using namespace saga;

  SAGA_GUARDED_EXEC 
  (
    // instantiate advert directory 
    if (!advertURL.empty() && advertURL[0] != '/' && 
        (parentcwd.empty() || parentcwd[parentcwd.size()-1] != '/'))
    {
      advertURL.insert(0, "/");
    }

    saga::url         ad  (parentcwd + advertURL);

    // print self
    std::cout << indent << advertURL << "/" << std::endl;
    print_dir_attribs (ad.get_string(), indent);

    // read advert entries
    advert::directory dir (ad);
    saga::url cwd (dir.get_cwd());
    std::vector <saga::url> entries (dir.list ());

    // print dirs
    for ( unsigned int i = 0; i < entries.size (); i++ )
    {
      if ( dir.is_dir (entries[i]) )
      {
        advert_dump_directory (entries[i].get_string (), indent + "  ", cwd.get_string());
      }
    }

    // print entries
    for ( unsigned int i = 0; i < entries.size (); i++ )
    {
      if ( ! dir.is_dir (entries[i]) )
      {
        std::cout << indent + "  " << entries[i] << std::endl;
        print_entry_attribs (entries[i], indent + "  ");
      }
    }
  )
}