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#pragma once

#include "defs.h"
#include "message.h"

#include <util/generic/ptr.h>

namespace NBus {
    struct TBusClientConnection { 
        /// if you want to open connection early 
        virtual void OpenConnection() = 0; 

        /// Send message to the destination 
        /// If addr is set then use it as destination. 
        /// Takes ownership of addr (see ClearState method). 
        virtual EMessageStatus SendMessage(TBusMessage* pMes, bool wait = false) = 0; 

        virtual EMessageStatus SendMessageOneWay(TBusMessage* pMes, bool wait = false) = 0; 

        /// Like SendMessage but cares about message 
        template <typename T /* <: TBusMessage */> 
        EMessageStatus SendMessageAutoPtr(const TAutoPtr<T>& mes, bool wait = false) { 
            EMessageStatus status = SendMessage(mes.Get(), wait); 
            if (status == MESSAGE_OK) 
                Y_UNUSED(mes.Release());
            return status; 
        } 

        /// Like SendMessageOneWay but cares about message 
        template <typename T /* <: TBusMessage */> 
        EMessageStatus SendMessageOneWayAutoPtr(const TAutoPtr<T>& mes, bool wait = false) { 
            EMessageStatus status = SendMessageOneWay(mes.Get(), wait); 
            if (status == MESSAGE_OK) 
                Y_UNUSED(mes.Release());
            return status; 
        } 

        EMessageStatus SendMessageMove(TBusMessageAutoPtr message, bool wait = false) { 
            return SendMessageAutoPtr(message, wait); 
        } 

        EMessageStatus SendMessageOneWayMove(TBusMessageAutoPtr message, bool wait = false) { 
            return SendMessageOneWayAutoPtr(message, wait); 
        } 

        // TODO: implement similar one-way methods 

        virtual ~TBusClientConnection() { 
        } 
    };

    namespace NPrivate { 
        struct TBusClientConnectionPtrOps { 
            static void Ref(TBusClientConnection*); 
            static void UnRef(TBusClientConnection*); 
        }; 
    } 

    using TBusClientConnectionPtr = TIntrusivePtr<TBusClientConnection, NPrivate::TBusClientConnectionPtrOps>; 

}