#pragma once

#include <vector>

#include "DString.hpp"
#include "WString.hpp"

//#include "BSTTree.hpp"
namespace ECOM
{
	namespace Utility
	{
		class BSTTree;
	}
}


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


namespace ECOM
{
namespace ServiceBus
{

#if 0

	class _ServiceBus_API MessageDecoder
	{
	public:
		MessageDecoder (PCTSTR Message);
		MessageDecoder (const DString & Message);
		MessageDecoder (const WString & Message) : MessageDecoder (Message.ToDString (CP_UTF8))
		{
		}

		virtual ~MessageDecoder ();

		DString   GetString (PCTSTR Key) const;
		DString   Get (PCTSTR Key, PCTSTR IfNotFound) const;
		__int64   Get (PCTSTR Key, __int64  IfNotFound = 0) const;
		unsigned __int64   Get (PCTSTR Key, unsigned __int64  IfNotFound = 0) const;
		int       Get (PCTSTR Key, int  IfNotFound = 0) const;
		unsigned int       Get (PCTSTR Key, unsigned int  IfNotFound = 0) const;
		bool      Get (PCTSTR Key, bool IfNotFound = false) const;
		float     Get (PCTSTR Key, float IfNotFound = false) const;
		double    Get (PCTSTR Key, double IfNotFound = false) const;
		int       GetArray (PCTSTR Key, std::vector <DString> * arString) const;
		int       GetArray (PCTSTR KeyArray, PCTSTR KeyMember, std::vector <DString> * arString) const;
		int       GetArray (PCTSTR Key, std::vector <WString> * arString) const;
		int       GetArray (PCTSTR KeyArray, PCTSTR KeyMember, std::vector <WString> * arString) const;

	protected:
		DString  m_Message;		// 保留一个 Copy, 调试用
		Json::Value  * m_JsonRoot;

	public:
		class _ServiceBus_API KVMap
		{
		public:
			KVMap (const KVMap & KVMap);
			KVMap (const MessageDecoder & Decoder);
			KVMap (const MessageDecoder & Decoder, PCTSTR Key);
			KVMap (const KVMap & KVMap, PCTSTR Key);
			KVMap (const KVMap & KVMap, int Index);

		public:
			DString		ToString () const;
			WString		ToWString (UINT CodePage = CP_UTF8) const;
			DString		ForceToString () const;
			DString		ToStyledString () const;
			DString		To (PCTSTR IfNotFound) const;
			__int64		To (__int64 IfNotFound = 0) const;
			unsigned __int64	To (unsigned __int64 IfNotFound = 0) const;
			int			To (int  IfNotFound = 0) const;
			unsigned int	To (unsigned int  IfNotFound = 0) const;
			long		To (long IfNotFound = 0) const;
			bool		To (bool IfNotFound = false) const;
			float		To (float IfNotFound = 0) const;
			double		To (double IfNotFound = 0) const;

			inline operator DString () const
			{
				return ToString ();
			}

			inline operator WString () const
			{
				return ToWString ();
			}

			inline operator void * () const
			{
				return (void *) To ((UINT_PTR) 0);
			}

			inline operator DWORD () const
			{
				return To (0);
			}

			inline operator __int64 () const
			{
				return To (__int64 (0));
			}

			inline operator unsigned __int64 () const
			{
				return To (unsigned __int64 (0));
			}

			inline operator int () const
			{
				return To (0);
			}

			inline operator unsigned int () const
			{
				return To (unsigned int(0));
			}

			inline operator long () const
			{
				return To (0);
			}

			inline operator bool () const
			{
				return To (false);
			}

			inline operator float () const
			{
				return To (0.0f);
			}

			inline operator double () const
			{
				return To (0.0);
			}

		public:
			KVMap operator [] (int Index);		//	数组, 用下标来访问

			int  Count () const;				//	获取数组的数量

		public:
			inline KVMap operator [] (PCTSTR Key)
			{
				return KVMap (*this, Key);
			}

			inline KVMap operator () (PCTSTR Key)
			{
				return KVMap (*this, Key);
			}

		protected:
			Json::Value  * m_JsonValue;

			friend MessageDecoder;
		};

		class KVMap_String : public KVMap
		{
		public:
			inline KVMap_String (MessageDecoder & Decoder, PCTSTR Key, PCTSTR DefValue) :
				KVMap (Decoder, Key),
				m_DefValue (DefValue)
			{
			}

			inline operator DString () const
			{
				DString out = To (m_DefValue);
				return out;
			}

		protected:
			PCTSTR m_DefValue;
		};

		class KVMap_uint : public KVMap
		{
		public:
			inline KVMap_uint (MessageDecoder & Decoder, PCTSTR Key, unsigned int DefValue) :
				KVMap (Decoder, Key),
				m_DefValue (DefValue)
			{
			}

			inline operator unsigned int () const
			{
				unsigned int out = To (m_DefValue);
				return out;
			}

		protected:
			unsigned int m_DefValue;
		};

		class KVMap_int : public KVMap
		{
		public:
			inline KVMap_int (MessageDecoder & Decoder, PCTSTR Key, int DefValue) :
				KVMap (Decoder, Key),
				m_DefValue (DefValue)
			{
			}

			inline operator int () const
			{
				int out = To (m_DefValue);
				return out;
			}

			inline operator unsigned int () const
			{
				unsigned int out = To (m_DefValue);
				return out;
			}

			inline operator unsigned short () const
			{
				unsigned short out = To (m_DefValue);
				return out;
			}

		protected:
			int  m_DefValue;
		};

		class KVMap_uint64 : public KVMap
		{
		public:
			inline KVMap_uint64 (MessageDecoder & Decoder, PCTSTR Key, unsigned __int64 DefValue) :
				KVMap (Decoder, Key),
				m_DefValue (DefValue)
			{
			}

			inline operator unsigned __int64 () const
			{
				unsigned __int64 out = To (m_DefValue);
				return out;
			}

		protected:
			unsigned __int64 m_DefValue;
		};

		class KVMap_int64 : public KVMap
		{
		public:
			inline KVMap_int64 (MessageDecoder & Decoder, PCTSTR Key, __int64 DefValue) :
				KVMap (Decoder, Key),
				m_DefValue (DefValue)
			{
			}

			inline operator __int64 () const
			{
				__int64 out = To (m_DefValue);
				return out;
			}

			inline operator unsigned __int64 () const
			{
				unsigned __int64 out = To (m_DefValue);
				return out;
			}

			inline operator int () const
			{
				int out = (int) To (m_DefValue);
				return out;
			}

			inline operator unsigned int () const
			{
				unsigned int out = (unsigned int) To (m_DefValue);
				return out;
			}

			inline operator unsigned short () const
			{
				unsigned short out = (unsigned short) To (m_DefValue);
				return out;
			}

		protected:
			__int64  m_DefValue;
		};

		class KVMap_bool : public KVMap
		{
		public:
			inline KVMap_bool (MessageDecoder & Decoder, PCTSTR Key, bool DefValue) :
				KVMap (Decoder, Key),
				m_DefValue (DefValue)
			{
			}

			inline operator bool () const
			{
				bool out = To (m_DefValue);
				return out;
			}

		protected:
			bool m_DefValue;
		};

		class KVMap_float : public KVMap
		{
		public:
			inline KVMap_float (MessageDecoder & Decoder, PCTSTR Key, float DefValue) :
				KVMap (Decoder, Key),
				m_DefValue (DefValue)
			{
			}

			inline operator float () const
			{
				float out = To (m_DefValue);
				return out;
			}

		protected:
			float m_DefValue;
		};

		class KVMap_double : public KVMap
		{
		public:
			inline KVMap_double (MessageDecoder & Decoder, PCTSTR Key, double DefValue) :
				KVMap (Decoder, Key),
				m_DefValue (DefValue)
			{
			}

			inline operator double () const
			{
				double out = To (m_DefValue);
				return out;
			}

		protected:
			double m_DefValue;
		};


	public:
		KVMap operator [] (PCTSTR Key)
		{
			return KVMap (*this, Key);
		}

		KVMap operator () (PCTSTR Key)
		{
			return KVMap (*this, Key);
		}

		KVMap_String operator () (PCTSTR Key, PCTSTR DefValue)
		{
			return KVMap_String (*this, Key, DefValue);
		}

		KVMap_int64 operator () (PCTSTR Key, __int64 DefValue)
		{
			return KVMap_int64 (*this, Key, DefValue);
		}

		KVMap_uint64 operator () (PCTSTR Key, unsigned __int64 DefValue)
		{
			return KVMap_uint64 (*this, Key, DefValue);
		}

		KVMap_int operator () (PCTSTR Key, int DefValue)
		{
			return KVMap_int (*this, Key, DefValue);
		}

		KVMap_uint operator () (PCTSTR Key, unsigned int DefValue)
		{
			return KVMap_uint (*this, Key, DefValue);
		}

		KVMap_bool operator () (PCTSTR Key, bool DefValue)
		{
			return KVMap_bool (*this, Key, DefValue);
		}

		KVMap_float operator () (PCTSTR Key, float DefValue)
		{
			return KVMap_float (*this, Key, DefValue);
		}

		KVMap_double operator () (PCTSTR Key, double DefValue)
		{
			return KVMap_double (*this, Key, DefValue);
		}

		class _ServiceBus_API Iterator
		{
		public:
			Iterator (const MessageDecoder & Decoder);
			Iterator (const KVMap & Map);
			virtual ~Iterator ();

			inline DString Key () const { return m_Key; }

			inline operator bool () const
			{
				return !IsEnd ();
			}

			inline KVMap operator () (void)
			{
				return Current ();
			}

			bool IsEnd (void) const;

			KVMap Current (void);

			void Next (void);
			void Prev (void);

			inline void operator ++ ()		// ++Iter; prevfix
			{
				Next ();
			}

			inline void operator ++ (int)	//  Iter ++, postfix 
			{
				Next ();
			}

			inline void operator -- ()	// --Iter; prevfix
			{
				Prev ();
			}

			inline void operator -- (int)	// Iter++, postfix
			{
				Prev ();
			}

		protected:
			DString  m_Key;
			void * m_JsonIter;
			void * m_JsonIterEnd;
		};
	};

#else



class _ServiceBus_API MessageDecoder
{
public:
	MessageDecoder (PCTSTR Message);
	MessageDecoder (const DString & Message);
	MessageDecoder (const WString & Message);

	virtual ~MessageDecoder ();

	DString Get (const std::string & path);
	DString Get (const DString & path);
	DString Get (PCTSTR path);

	DString Get (PCTSTR path, PCTSTR Def);
	bool Get (PCTSTR path, bool Def);
	int  Get (PCTSTR path, int  Def);

	int  GetArray (PCTSTR Key, std::vector <DString> * arString);
	int  GetArray (PCTSTR Key, std::vector <WString> * arString);

protected:
	DString  m_Message;		// 保留一个 Copy, 调试用

	ECOM::Utility::BSTTree * m_JsonRoot;

protected:
	class _ServiceBus_API Proxy
	{
	public:
		Proxy (const MessageDecoder & Decoder, PCTSTR Key);
		~Proxy ();

	public:
		DString	ToString () const;
		WString	ToWString (UINT CodePage = CP_UTF8) const;

		inline operator DString () const
		{
			return ToString ();
		}

		inline operator WString () const
		{
			return ToWString ();
		}

		inline operator void * () const
		{
			return reinterpret_cast <void *> (ToString ().To <UINT_PTR> ());
		}

		inline operator DWORD () const
		{
			return ToString ().Int ();
		}

		inline operator __int64 () const
		{
			return ToString ().Int64 ();
		}

		inline operator unsigned __int64 () const
		{
			return ToString ().Int64 ();
		}

		inline operator int () const
		{
			return ToString ().Int ();
		}

		inline operator unsigned int () const
		{
			return ToString ().Int ();
		}

		inline operator long () const
		{
			return ToString ().Int ();
		}

		inline operator bool () const
		{
			return ToString ().Bool ();
		}

		inline operator float () const
		{
			return (float) ToString ().Double ();
		}

		inline operator double () const
		{
			return ToString ().Double ();
		}

	protected:
		ECOM::Utility::BSTTree * m_JsonRoot;

		friend MessageDecoder;
	};

#if 1
//	函数操作符重载, 下标操作符重载
public:
	Proxy operator [] (PCTSTR Key)
	{
		return Proxy (*this, Key);
	}

	Proxy operator () (PCTSTR Key)
	{
		return Proxy (*this, Key);
	}

#else
public:
	DString operator [] (PCTSTR Key)
	{
		return Get (Key);
	}

	DString operator () (PCTSTR Key)
	{
		return Get (Key);
	}

#endif

//	带默认值的函数操作符重载
public:
	DString operator ()		 (const std::string & path, PCTSTR Def);
	bool operator ()		 (const std::string & path, bool Def);
	int  operator ()		 (const std::string & path, int  Def);
	unsigned int operator () (const std::string & path, unsigned int  Def);
	long operator ()	 	 (const std::string & path, long Def);
	float operator ()		 (const std::string & path, float Def);
	double operator ()		 (const std::string & path, double Def);

};


#endif


};
};