wut/include/nn/sl/ISettingAccessor.h

#pragma once

#include <wut.h>
#include <nn/result.h>
#include <nn/sl/details/ISettingAccessorDetails.h>
#include <nn/sl/sl_cpp.h>

#ifdef __cplusplus

namespace nn::sl
{
class ISettingAccessor : public details::ISettingAccessorBase
{

public:
   ISettingAccessor()
   {
      InitInternalVtable();
   }

   ISettingAccessor(ISettingAccessor &src)
   {
      InitInternalVtable();
   }

   ISettingAccessor &
   operator=(const ISettingAccessor &other)
   {
      InitInternalVtable();
      return *this;
   }

   ISettingAccessor &
   operator=(ISettingAccessor &&src) noexcept
   {
      InitInternalVtable();
      return *this;
   }

   ~ISettingAccessor() override = default;

private:
   static nn::Result
   GetWrapper(details::ISettingAccessorInternal *instance, Setting *outSetting)
   {
      return instance->vtable->instance->Get(outSetting);
   }

   details::ISettingAccessorInternal *
   GetInternal() override
   {
      return &mInstance;
   }

   void
   InitInternalVtable()
   {
      mVTable          = {.instance = this,
                          .GetFn    = &GetWrapper};
      mInstance.vtable = &mVTable;
   }

   details::ISettingAccessorInternal mInstance{};
   details::ISettingAccessorInternalVTable mVTable{};
};

details::ISettingAccessorBase &
GetDefaultSettingAccessor();
} // namespace nn::sl

#endif