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#pragma once
#include <library/cpp/json/json_reader.h>
#include <library/cpp/json/json_value.h>
#include <library/cpp/yson/writer.h>
namespace NJson2Yson {
class TJsonBuilderImpl: public NYson::TYsonConsumerBase {
public:
TJsonBuilderImpl(NJson::TJsonCallbacks* parserCallbacks)
: ParserCallbacks_(parserCallbacks)
{
}
void OnStringScalar(TStringBuf value) override {
ParserCallbacks_->OnString(value);
}
void OnInt64Scalar(i64 value) override {
ParserCallbacks_->OnInteger(value);
}
void OnUint64Scalar(ui64 value) override {
ParserCallbacks_->OnUInteger(value);
}
void OnDoubleScalar(double value) override {
ParserCallbacks_->OnDouble(value);
}
void OnBooleanScalar(bool value) override {
ParserCallbacks_->OnBoolean(value);
}
void OnEntity() override {
ParserCallbacks_->OnNull();
}
void OnBeginList() override {
ParserCallbacks_->OnOpenArray();
}
void OnListItem() override {
}
void OnEndList() override {
ParserCallbacks_->OnCloseArray();
}
void OnBeginMap() override {
ParserCallbacks_->OnOpenMap();
}
void OnKeyedItem(TStringBuf key) override {
ParserCallbacks_->OnMapKey(key);
}
void OnEndMap() override {
ParserCallbacks_->OnCloseMap();
}
void OnBeginAttributes() override {
}
void OnEndAttributes() override {
}
private:
NJson::TJsonCallbacks* ParserCallbacks_;
};
template <typename TBase>
class TSkipAttributesProxy: public TBase {
public:
template <typename... TArgs>
TSkipAttributesProxy<TBase>(TArgs&&... args)
: TBase(std::forward<TArgs>(args)...)
{
}
void OnStringScalar(TStringBuf value) override {
if (AttributesDepth == 0) {
TBase::OnStringScalar(value);
}
}
void OnInt64Scalar(i64 value) override {
if (AttributesDepth == 0) {
TBase::OnInt64Scalar(value);
}
}
void OnUint64Scalar(ui64 value) override {
if (AttributesDepth == 0) {
TBase::OnUint64Scalar(value);
}
}
void OnDoubleScalar(double value) override {
if (AttributesDepth == 0) {
TBase::OnDoubleScalar(value);
}
}
void OnBooleanScalar(bool value) override {
if (AttributesDepth == 0) {
TBase::OnBooleanScalar(value);
}
}
void OnEntity() override {
if (AttributesDepth == 0) {
TBase::OnEntity();
}
}
void OnBeginList() override {
if (AttributesDepth == 0) {
TBase::OnBeginList();
}
}
void OnListItem() override {
if (AttributesDepth == 0) {
TBase::OnListItem();
}
}
void OnEndList() override {
if (AttributesDepth == 0) {
TBase::OnEndList();
}
}
void OnBeginMap() override {
if (AttributesDepth == 0) {
TBase::OnBeginMap();
}
}
void OnKeyedItem(TStringBuf key) override {
if (AttributesDepth == 0) {
TBase::OnKeyedItem(key);
}
}
void OnEndMap() override {
if (AttributesDepth == 0) {
TBase::OnEndMap();
}
}
void OnBeginAttributes() override {
++AttributesDepth;
}
void OnEndAttributes() override {
--AttributesDepth;
Y_ASSERT(AttributesDepth >= 0);
}
private:
int AttributesDepth = 0;
};
using TJsonBuilder = TSkipAttributesProxy<TJsonBuilderImpl>;
void ConvertYson2Json(IInputStream* inputStream, IOutputStream* outputStream);
void ConvertYson2Json(TStringBuf yson, IOutputStream* outputStream);
TString ConvertYson2Json(TStringBuf yson);
bool DeserializeYsonAsJsonValue(IInputStream* inputStream, NJson::TJsonValue* outputValue, bool throwOnError = false);
bool DeserializeYsonAsJsonValue(TStringBuf str, NJson::TJsonValue* outputValue, bool throwOnError = false);
void SerializeJsonValueAsYson(const NJson::TJsonValue& inputValue, NYson::TYsonWriter* ysonWriter);
void SerializeJsonValueAsYson(const NJson::TJsonValue& inputValue, IOutputStream* outputStream);
void SerializeJsonValueAsYson(const NJson::TJsonValue& inputValue, TString& result);
TString SerializeJsonValueAsYson(const NJson::TJsonValue& inputValue);
}
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