/*
 * $Id: Awk.hpp,v 1.1 2007/05/15 08:29:30 bacon Exp $
 */

#pragma once

#include <ase/awk/Awk.hpp>

using namespace System;

namespace ASE
{
	namespace NET
	{

		public ref class Awk abstract
		{
		public:

			ref class Source
			{
			public:
				enum class MODE
				{
					READ = ASE::Awk::Source::READ,
					WRITE = ASE::Awk::Source::WRITE
				};

				property MODE^ Mode
				{
					MODE^ get () { return this->mode; }
					void set (MODE^ mode) { this->mode = mode; }
				};

			private:
				MODE^ mode;
			};

			ref class Extio
			{

			};

			ref class Pipe: public Extio
			{
			public:
				enum class MODE
				{
					READ = ASE::Awk::Pipe::READ,
					WRITE = ASE::Awk::Pipe::WRITE
				};

				property MODE^ Mode
				{
					MODE^ get () { return this->mode; }
					void set (MODE^ mode) { this->mode = mode; }
				};

			private:
				MODE^ mode;
			};

			ref class File: public Extio
			{
			public:
				enum class MODE
				{
					READ = ASE::Awk::File::READ,
					WRITE = ASE::Awk::File::WRITE,
					APPEND = ASE::Awk::File::APPEND
				};

				property MODE^ Mode
				{
					MODE^ get () { return this->mode; }
					void set (MODE^ mode) { this->mode = mode; }
				};

			private:
				MODE^ mode;
			};

			ref class Console: public Extio
			{
			public:
				enum class MODE
				{
					READ = ASE::Awk::Console::READ,
					WRITE = ASE::Awk::Console::WRITE
				};

				property MODE^ Mode
				{
					MODE^ get () { return this->mode; }
					void set (MODE^ mode) { this->mode = mode; }
				};

			private:
				MODE^ mode;
			};

			Awk ();
			virtual ~Awk ();

			bool Parse ();
			bool Run ();

			delegate System::Object^ FunctionHandler (array<System::Object^>^ args);

			bool AddFunction (System::String^ name, int minArgs, int maxArgs, FunctionHandler^ handler);
			bool DeleteFunction (System::String^ name);

			virtual int OpenSource (Source^ io) = 0;
			virtual int CloseSource (Source^ io) = 0;
			virtual int ReadSource (Source^ io, ASE::Awk::char_t* buf, ASE::Awk::size_t len) = 0;
			virtual int WriteSource (Source^ io, ASE::Awk::char_t* buf, ASE::Awk::size_t len) = 0;

		private:
			ASE::Awk* awk;
		};

	}
}