/*
   core/commandbuffer.h
   This file is part of the Osirion project and is distributed under
   the terms of the GNU General Public License version 2
*/

#ifndef __INCLUDED_CORE_COMMANDBUFFER_H__
#define __INCLUDED_CORE_COMMANDBUFFER_H__

#include <string>
#include <sstream>

namespace core
{

class CommandBuffer
{
public:
	/// register command buffer functions
	static void init();

	/// remove command buffer functions
	static void shutdown();

	/// execute the commands in the buffer
	static void exec();

	/// clear the command buffer
	static void clear();

	/// execute commands from a file
	static void exec_file(std::string const & filename);

	/// print messages from a file
	static void print_file(std::string const & filename);

	/// global buffer to hold the command stream
	static std::stringstream cmd;

	/// input command completion
	static void complete(std::string &input, size_t &pos);

	/// the global command buffer
	static std::stringstream cmdbuf;

private:
	static void exec(std::string const & cmdline);
};

/// the global command buffer
inline std::stringstream & cmd()
{
	return CommandBuffer::cmdbuf;
}

}

#endif // __INCLUDED_CORE_COMMANDBUFFER_H__