/* Copyright (C) 2012 The giomm Development Team
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free
 * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

#include <gio/gio.h>

namespace Gio
{
// Hand-coded because we want Flags& instead of guint32&.
void
Resource::get_info(const std::string& path, gsize& size, Flags& flags,
  LookupFlags lookup_flags) const
{
  guint32 file_flags = 0;
  GError* gerror = nullptr;
  // Ignore the gboolean return value from g_resource_get_info().
  // gerror is set if and only if the return value is FALSE.
  g_resource_get_info(const_cast<GResource*>(gobj()), path.c_str(),
    (GResourceLookupFlags)lookup_flags, &size, &file_flags, &gerror);
  if (gerror)
    ::Glib::Error::throw_exception(gerror);
  flags = static_cast<Flags>(file_flags);
}

void
Resource::get_file_exists(const std::string& path, LookupFlags lookup_flags) const
{
  GError* gerror = nullptr;
  g_resource_get_info(const_cast<GResource*>(gobj()), path.c_str(),
    (GResourceLookupFlags)lookup_flags, nullptr, nullptr, &gerror);
  if (gerror)
    ::Glib::Error::throw_exception(gerror);
}

bool
Resource::get_file_exists_nothrow(const std::string& path, LookupFlags lookup_flags) const
{
  return g_resource_get_info(const_cast<GResource*>(gobj()), path.c_str(),
    (GResourceLookupFlags)lookup_flags, nullptr, nullptr, nullptr);
}

// Hand-coded because we want Flags& instead of guint32&.
// static
void
Resource::get_info_global(
  const std::string& path, gsize& size, Flags& flags, LookupFlags lookup_flags)
{
  guint32 file_flags = 0;
  GError* gerror = nullptr;
  // Ignore the gboolean return value from g_resources_get_info().
  // gerror is set if and only if the return value is FALSE.
  g_resources_get_info(
    path.c_str(), (GResourceLookupFlags)lookup_flags, &size, &file_flags, &gerror);
  if (gerror)
    ::Glib::Error::throw_exception(gerror);
  flags = static_cast<Flags>(file_flags);
}

// static
void
Resource::get_file_exists_global(const std::string& path, LookupFlags lookup_flags)
{
  GError* gerror = nullptr;
  g_resources_get_info(path.c_str(), (GResourceLookupFlags)lookup_flags, nullptr, nullptr, &gerror);
  if (gerror)
    ::Glib::Error::throw_exception(gerror);
}

// static
bool
Resource::get_file_exists_global_nothrow(const std::string& path, LookupFlags lookup_flags)
{
  return g_resources_get_info(
    path.c_str(), (GResourceLookupFlags)lookup_flags, nullptr, nullptr, nullptr);
}

} // namespace Gio
