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/* -------------------------------------------
Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license.
------------------------------------------- */
#pragma once
#include <NeKit/Defines.h>
#include <NeKit/Json.h>
#include <NeKit/KString.h>
#include <SwapKit/DiskSwap.h>
namespace Kernel {
class Variant final {
public:
enum class VariantKind {
kString,
kBlob,
kNull,
kJson,
kXML,
kSwap,
kInvalid,
};
public:
explicit Variant() = delete;
public:
NE_COPY_DEFAULT(Variant)
~Variant() = default;
public:
template <typename CharKind>
explicit Variant(KBasicString<CharKind>* stringView) : fPtr((VoidPtr) stringView), fKind(VariantKind::kString) {}
explicit Variant(JsonObject* json) : fPtr((VoidPtr) json), fKind(VariantKind::kJson) {}
explicit Variant(nullPtr ptr) : fPtr(ptr), fKind(VariantKind::kNull) {}
explicit Variant(SWAP_DISK_HEADER* ptr) : fPtr(ptr), fKind(VariantKind::kSwap) {}
explicit Variant(VoidPtr ptr) : fPtr(ptr), fKind(VariantKind::kBlob) {}
public:
const Char* ToString();
VoidPtr Leak();
template <typename T>
T* As() {
return reinterpret_cast<T*>(fPtr);
}
VariantKind& Kind();
private:
VoidPtr fPtr{nullptr};
VariantKind fKind{VariantKind::kNull};
};
} // namespace Kernel
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