/* -*- C++ -*-
 * Copyright ©2005 Hugo Mills <hugo@carfax.org.uk>
 *
 * This software is distributed under the terms of the GNU GPL
 * For more information on the GPL, see the file COPYING or 
 * visit http://www.gnu.org/
 *
 * This software is distributed without warranty
 */

#ifndef OPTIONS_H
#define OPTIONS_H

#include <string>
#include <iostream>
#include <list>

class Options
{
public:
	Options(int argc, char* argv[]);
	virtual ~Options();

	std::istream* configfile(void) const { return _configfile; }
	int debug_plugin(void) const { return _debug_plugin; }
	int debug_parse(void) const { return _debug_parse; }
	int debug_render(void) const { return _debug_render; }
	int debug_lexer(void) const { return _debug_lexer; }

	void add_plugin_path(const std::string& dir)
	{ plugin_search_path.push_back(dir); }
	void add_data_path(const std::string& dir)
	{ data_search_path.push_back(dir); }

	void clear_plugin_path(void)
	{ plugin_search_path.clear(); }
	void clear_data_path(void)
	{ data_search_path.clear(); }

	std::string find_data_file(
		const std::string& sub_path,
		const std::string& filename
		) const;

	typedef std::list<std::string>::const_iterator psearch_it;
	psearch_it plugin_dir_start(void) const
	{ return plugin_search_path.begin(); }
	psearch_it plugin_dir_end(void) const
	{ return plugin_search_path.end(); }

private:
	std::istream* _configfile;
	int _debug_plugin;
	int _debug_parse;
	int _debug_render;
	int _debug_lexer;

	std::list<std::string> plugin_search_path;
	std::list<std::string> data_search_path;

	void help(void) const;
};

extern Options* opts;

#endif