#pragma once


class DelegateArgs;

#include "BUSClient.MainEntry.hpp"
namespace BUSC = ECOM::ServiceBus::Controller;


#ifndef _ServiceBus_DLL
#define _ServiceBus_API	_declspec(dllimport)
#else
#define _ServiceBus_API	_declspec(dllexport)
#endif



namespace ECOM
{
namespace ServiceBus
{
	namespace Controller
	{
		class _ServiceBus_API MessageClient;
	};

	namespace MemMapExchBLOB
{
	class _ServiceBus_API PullManager
	{
	public:
		static void SetLogFileName (const char * FileName);
		static void Prepare ();
		static void Quit ();

//		设置缺省的超时, 单位: 毫秒
		static void SetDefTimeOut (int msTimeOut);

		static bool GetBLOB (DString Message, BlockBuffer & BLOB);

	};

	class _ServiceBus_API PullBLOB_Base
	{
	protected:
		PullBLOB_Base (LPCTSTR SourceID);

		PullBLOB_Base (const PullBLOB_Base &) = delete;
		PullBLOB_Base (PullBLOB_Base &&) = delete;
		PullBLOB_Base & operator = (const PullBLOB_Base &) = delete;

	public:
		virtual ~PullBLOB_Base ();

	protected:
		virtual Controller::MessageClient * GetClient () = 0;

	public:
		int  Pull (LPCTSTR TargetID, DString Message, int msTimeOut = gDefMSTimeOut);
		int  Pull (LPCTSTR TargetID, DString Message, DString & AckMessage, int msTimeOut = gDefMSTimeOut);

//		可以用特殊命令 (而不是标准的 BUSCMD_MemMapPullBLOB) 给对方
//		不过对方只能用标准的
		int  Pull (LPCTSTR TargetID, DWORD Command, DString Message, DString & AckMessage, int msTimeOut = gDefMSTimeOut);

	protected:
		void OnBUSDummy (const void * sender, EventArgs_BUSMessage * e);

		void OnBUSMemMapPushBLOB (const void * sender, EventArgs_BUSMessage * e);

	public:
		std::vector <BlockBuffer> m_arBLOB;

	protected:
		DString  m_SourceID;

		Controller::MessageReceiver *  m_Receiver;
		Controller::MessageClient   *  m_Client;

	protected:
		friend PullManager;
		static  int  gDefMSTimeOut;
	};


	class _ServiceBus_API PullBLOB : public PullBLOB_Base
	{
	public:
		PullBLOB (PCTSTR SourceID);

		PullBLOB (const PullBLOB &) = delete;
		PullBLOB (PullBLOB &&) = delete;
		PullBLOB & operator = (const PullBLOB &) = delete;

	protected:
		virtual Controller::MessageClient * GetClient () override;
	};


	class _ServiceBus_API FixedPullBLOB : public PullBLOB_Base
	{
	public:
		FixedPullBLOB (PCTSTR SourceID, int Port = BUSC::LegacySendPort);

		FixedPullBLOB (const FixedPullBLOB &) = delete;
		FixedPullBLOB (FixedPullBLOB &&) = delete;
		FixedPullBLOB & operator = (const FixedPullBLOB &) = delete;

	protected:
		virtual Controller::MessageClient * GetClient () override;

		int  m_Port;
	};

}
}
};