import std;
import utempl.attributes;
import utempl.type_list;
#include <utempl/macro.hpp>

template <typename T>
struct AttributeData {
  T value;
  constexpr auto operator==(const AttributeData<T>&) const -> bool = default;
};

#define MY_ATTRIBUTE(type, ...) GENERIC_ATTRIBUTE(AttributeData<type>{__VA_ARGS__})  // NOLINT

// clang-format off

ATTRIBUTE_STRUCT(SomeStruct,
  MY_ATTRIBUTE(int, .value = 2);
  int field;
  SKIP_ATTRIBUTE();
  int field2;
  MY_ATTRIBUTE(std::string, .value = "HEY!");
  std::string field3;
);
// clang-format on
static_assert(utempl::GetAttributes<SomeStruct>() ==
              utempl::Tuple{AttributeData<int>{.value = 2}, utempl::NoInfo{}, AttributeData<std::string>{.value = "HEY!"}});

struct SomeOtherStruct {
  static_assert(utempl::OpenStruct<SomeOtherStruct>());
  utempl::FieldAttribute<int, int> field1;
  utempl::FieldAttribute<int> field2;
  utempl::FieldAttribute<std::string, void> field3;
  static_assert(utempl::CloseStruct());
};

static_assert(utempl::GetAttributes<SomeOtherStruct>() == utempl::Tuple{utempl::kTypeList<int>, utempl::NoInfo{}, utempl::kTypeList<void>});

auto main() -> int {};