lib/include/turnsmm/enum_helpers.hpp


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/*
 * SPDX-FileCopyrightText: 2025 Felix Morgner <felix.morgner@gmail.com>
 * SPDX-License-Identifier: LGPL-2.1-only
 */

#ifndef TURNSMM_ENUM_HELPERS_HPP
#define TURNSMM_ENUM_HELPERS_HPP

#include <glib-object.h>
#include <glib.h>

#include <glibmm/value.h>

#include <type_traits>

#define TURNS_DECLARE_ENUM_VALUE_SPECIALIZATION(Enum)                                                                                          \
  template<>                                                                                                                                   \
  class Value<::Turns::Enum> : public Glib::Value_Enum<::Turns::Enum>                                                                          \
  {                                                                                                                                            \
  public:                                                                                                                                      \
    auto static value_type() -> GType;                                                                                                         \
  }

#define TURNS_DEFINE_VALUE_SPECIALIZATION(Enum, TurnsEnumName)                                                                                 \
  auto Value<::Turns::Enum>::value_type() -> GType                                                                                             \
  {                                                                                                                                            \
    return ::turns_##TurnsEnumName##_get_type();                                                                                               \
  }

namespace Turns
{

  template<auto Wrapped, auto Unwrapped>
  auto constexpr enum_matches =
      static_cast<std::underlying_type_t<decltype(Wrapped)>>(Wrapped) == static_cast<std::underlying_type_t<decltype(Unwrapped)>>(Unwrapped);

}  // namespace Turns

#endif