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#pragma once 
 
#include "events.h" 
#include "event_local.h" 
#include <library/cpp/monlib/service/monservice.h>
#include <library/cpp/monlib/service/pages/mon_page.h>
 
namespace NActors { 
    namespace NMon { 
        enum { 
            HttpInfo = EventSpaceBegin(NActors::TEvents::ES_MON), 
            HttpInfoRes, 
            RemoteHttpInfo,
            RemoteHttpInfoRes,
            RemoteJsonInfoRes,
            RemoteBinaryInfoRes,
            End 
        }; 
 
        static_assert(End < EventSpaceEnd(NActors::TEvents::ES_MON), "expect End < EventSpaceEnd(NActors::TEvents::ES_MON)");
 
        // request info from an actor in HTML format 
        struct TEvHttpInfo: public NActors::TEventLocal<TEvHttpInfo, HttpInfo> {
            TEvHttpInfo(const NMonitoring::IMonHttpRequest& request, int subReqId = 0)
                : Request(request) 
                , SubRequestId(subReqId) 
            { 
            } 
 
            TEvHttpInfo(const NMonitoring::IMonHttpRequest& request, const TString& userToken)
                : Request(request)
                , UserToken(userToken)
                , SubRequestId(0)
            {
            }

            const NMonitoring::IMonHttpRequest& Request;
            TString UserToken; // built and serialized
            // SubRequestId != 0 means that we assemble reply from multiple parts and SubRequestId contains this part id 
            int SubRequestId; 
        }; 
 
        // base class for HTTP info response 
        struct IEvHttpInfoRes: public NActors::TEventLocal<IEvHttpInfoRes, HttpInfoRes> {
            enum EContentType {
                Html,
                Custom,
            };

            IEvHttpInfoRes() { 
            } 
 
            virtual ~IEvHttpInfoRes() { 
            } 
 
            virtual void Output(IOutputStream& out) const = 0;
            virtual EContentType GetContentType() const = 0;
        }; 
 
        // Ready to output HTML in TString
        struct TEvHttpInfoRes: public IEvHttpInfoRes {
            TEvHttpInfoRes(const TString& answer, int subReqId = 0, EContentType contentType = Html)
                : Answer(answer) 
                , SubRequestId(subReqId) 
                , ContentType(contentType)
            { 
            } 
 
            void Output(IOutputStream& out) const override {
                out << Answer; 
            } 
 
            EContentType GetContentType() const override {
                return ContentType;
            }

            const TString Answer;
            const int SubRequestId; 
            const EContentType ContentType;
        }; 
 
        struct TEvRemoteHttpInfo: public NActors::TEventBase<TEvRemoteHttpInfo, RemoteHttpInfo> {
            TEvRemoteHttpInfo() {
            }

            TEvRemoteHttpInfo(const TString& query)
                : Query(query)
            {
            }

            TEvRemoteHttpInfo(const TString& query, HTTP_METHOD method)
                : Query(query)
                , Method(method)
            {
            }

            TString Query;
            HTTP_METHOD Method;

            TString PathInfo() const {
                const size_t pos = Query.find('?');
                return (pos == TString::npos) ? TString() : Query.substr(0, pos);
            }

            TCgiParameters Cgi() const {
                const size_t pos = Query.find('?');
                return TCgiParameters((pos == TString::npos) ? TString() : Query.substr(pos + 1));
            }

            TString ToStringHeader() const override {
                return "TEvRemoteHttpInfo";
            }

            bool SerializeToArcadiaStream(TChunkSerializer *serializer) const override {
                return serializer->WriteString(&Query);
            }

            ui32 CalculateSerializedSize() const override {
                return Query.size();
            }

            bool IsSerializable() const override {
                return true;
            }

            static IEventBase* Load(TEventSerializedData* bufs) {
                return new TEvRemoteHttpInfo(bufs->GetString());
            }

            HTTP_METHOD GetMethod() const
            {
                return Method;
            }
        };

        struct TEvRemoteHttpInfoRes: public NActors::TEventBase<TEvRemoteHttpInfoRes, RemoteHttpInfoRes> {
            TEvRemoteHttpInfoRes() {
            }

            TEvRemoteHttpInfoRes(const TString& html)
                : Html(html)
            {
            }

            TString Html;

            TString ToStringHeader() const override {
                return "TEvRemoteHttpInfoRes";
            }

            bool SerializeToArcadiaStream(TChunkSerializer *serializer) const override {
                return serializer->WriteString(&Html);
            }

            ui32 CalculateSerializedSize() const override {
                return Html.size();
            }

            bool IsSerializable() const override {
                return true;
            }

            static IEventBase* Load(TEventSerializedData* bufs) {
                return new TEvRemoteHttpInfoRes(bufs->GetString());
            }
        };

        struct TEvRemoteJsonInfoRes: public NActors::TEventBase<TEvRemoteJsonInfoRes, RemoteJsonInfoRes> {
            TEvRemoteJsonInfoRes() {
            }

            TEvRemoteJsonInfoRes(const TString& json)
                : Json(json)
            {
            }

            TString Json;

            TString ToStringHeader() const override {
                return "TEvRemoteJsonInfoRes";
            }

            bool SerializeToArcadiaStream(TChunkSerializer *serializer) const override {
                return serializer->WriteString(&Json);
            }

            ui32 CalculateSerializedSize() const override {
                return Json.size();
            }

            bool IsSerializable() const override {
                return true;
            }

            static IEventBase* Load(TEventSerializedData* bufs) {
                return new TEvRemoteJsonInfoRes(bufs->GetString());
            }
        };

        struct TEvRemoteBinaryInfoRes: public NActors::TEventBase<TEvRemoteBinaryInfoRes, RemoteBinaryInfoRes> {
            TEvRemoteBinaryInfoRes() {
            }

            TEvRemoteBinaryInfoRes(const TString& blob)
                : Blob(blob)
            {
            }

            TString Blob;

            TString ToStringHeader() const override {
                return "TEvRemoteBinaryInfoRes";
            }

            bool SerializeToArcadiaStream(TChunkSerializer *serializer) const override {
                return serializer->WriteString(&Blob);
            }

            ui32 CalculateSerializedSize() const override {
                return Blob.size();
            }

            bool IsSerializable() const override {
                return true;
            }

            static IEventBase* Load(TEventSerializedData* bufs) {
                return new TEvRemoteBinaryInfoRes(bufs->GetString());
            }
        };

    }
 
}