// =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
// Mobius Forensic Toolkit
// Copyright (C) 2008,2009,2010,2011,2012,2013,2014,2015,2016,2017,2018,2019 Eduardo Aguiar
//
// This program is free software; you can redistribute it and/or modify it
// under the terms of the GNU General Public License as published by the
// Free Software Foundation; either version 2, or (at your option) any later
// version.
//
// This program is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General
// Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
// =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
#include "registry_key_list.h"
#include <mobius/string_functions.h>
#include <algorithm>

namespace mobius
{
namespace registry
{
// =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
//! \brief add key, sorted by name
//! \param key key
// =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
void
registry_key_list::add (registry_key key)
{
  auto lambda = [] (registry_key k1, registry_key k2)
  {
    return mobius::string::tolower (k1.get_name ()) < mobius::string::tolower (k2.get_name ());
  };

  keys_.insert (
    std::upper_bound (keys_.begin (), keys_.end (), key, lambda),
    key
  );
}

// =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
//! \brief remove key
//! \param name key name
// =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
void
registry_key_list::remove (const std::string& name)
{
  const std::string lname = mobius::string::tolower (name);

  auto lambda = [lname] (registry_key sk)
  {
    return mobius::string::tolower (sk.get_name ()) == lname;
  };

  keys_.erase (
    std::remove_if (keys_.begin (), keys_.end (), lambda), keys_.end ()
  );
}

// =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
//! \brief get a key
//! \param name key name
//! \return registry_key (can be invalid)
// =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
registry_key
registry_key_list::get (const std::string& name) const
{
  const std::string lname = mobius::string::tolower (name);

  auto lambda = [lname] (registry_key sk)
  {
    return mobius::string::tolower (sk.get_name ()) == lname;
  };

  auto iter = std::find_if (keys_.begin (), keys_.end (), lambda);

  if (iter != keys_.end ())
    return *iter;

  return registry_key ();
}

} // namespace registry
} // namespace mobius
