// file      : brep/page -*- C++ -*-
// copyright : Copyright (c) 2014-2015 Code Synthesis Ltd
// license   : MIT; see accompanying LICENSE file

#ifndef BREP_PAGE
#define BREP_PAGE

#include <string>
#include <cstddef>    // size_t
#include <functional>

#include <xml/forward>

#include <brep/package>

namespace brep
{
  // Page common building blocks.
  //

  // A element default style.
  //
  struct A_STYLE
  {
    void
    operator() (xml::serializer& s) const;
  };

  // Generates paging element.
  //
  class PAGER
  {
  public:
    using get_url_type = std::function<std::string(std::size_t page)>;

    PAGER (std::size_t current_page,
           std::size_t item_count,
           std::size_t item_per_page,
           std::size_t page_number_count,
           get_url_type get_url);

    void
    operator() (xml::serializer& s) const;

  private:
    std::size_t current_page_;
    std::size_t item_count_;
    std::size_t item_per_page_;
    std::size_t page_number_count_;
    get_url_type get_url_;
  };

  // PAGER element default style.
  //
  struct PAGER_STYLE
  {
    void
    operator() (xml::serializer& s) const;
  };

  // Generates package tags element.
  //
  class TAGS
  {
  public:
    TAGS (const strings& ts): tags_ (ts) {}

    void
    operator() (xml::serializer& s) const;

  private:
    const strings& tags_;
  };

  // Generates package version license alternatives element.
  //
  class LICENSES
  {
  public:
    LICENSES (const license_alternatives& la)
        : license_alternatives_ (la) {}

    void
    operator() (xml::serializer& s) const;

  private:
    const license_alternatives& license_alternatives_;
  };

  // Generates package version priority element.
  //
  class PRIORITY
  {
  public:
    PRIORITY (const priority& pr): priority_ (pr) {}

    void
    operator() (xml::serializer& s) const;

  private:
    const priority& priority_;
  };
}

#endif // BREP_PAGE