openmw/components/lua/util.hpp

#ifndef COMPONENTS_LUA_UTIL_H
#define COMPONENTS_LUA_UTIL_H

#include <cstdint>
#include <string>

#include <sol/sol.hpp>

#include <components/esm/refid.hpp>

namespace LuaUtil
{
    // Lua arrays index from 1
    constexpr inline std::int64_t fromLuaIndex(std::int64_t i)
    {
        return i - 1;
    }

    constexpr inline std::int64_t toLuaIndex(std::int64_t i)
    {
        return i + 1;
    }

    inline sol::optional<std::string> serializeRefId(ESM::RefId id)
    {
        if (id.empty())
            return sol::nullopt;
        return id.serializeText();
    }
}

#endif