/*
 * Copyright 2010, Intel Corporation
 *
 * This file is part of PowerTOP
 *
 * This program file is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation; version 2 of the License.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program in a file named COPYING; if not, write to the
 * Free Software Foundation, Inc,
 * 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301 USA
 * or just google for it.
 *
 * Authors:
 *	Arjan van de Ven <arjan@linux.intel.com>
 */
#pragma once

#include <memory>
#include <vector>

#include "../lib.h"

#include <string>

#define TUNE_GOOD    1
#define TUNE_BAD     -1
#define TUNE_UNFIXABLE -2
#define TUNE_UNKNOWN 0
#define TUNE_NEUTRAL 0

class tunable {

	std::string good_string;
	std::string bad_string;
	std::string neutral_string;
protected:
	std::string toggle_good;
	std::string toggle_bad;
public:
	std::string desc;
	double score = 0.0;

	tunable(void);
	tunable(const std::string &str, double _score, const std::string &good = "", const std::string &bad = "", const std::string &neutral ="");

	void dump_cmd_good(FILE *fp) const {
		(void) fprintf(fp, "\n### %s\n# %s\n", desc.c_str(), toggle_good.c_str());
	}

	virtual ~tunable() {};

	virtual int good_bad(void) { return TUNE_NEUTRAL; }

	virtual std::string result_string(void)
	{
		switch (good_bad()) {
		case TUNE_GOOD:
			return good_string;
		case TUNE_BAD:
		case TUNE_UNFIXABLE:
			return bad_string;
		}
		return neutral_string;
	}


	virtual std::string description(void) const { return desc; };

	virtual void toggle(void) { };

	virtual std::string toggle_script(void) {
		if (good_bad() == TUNE_GOOD)
			return toggle_bad;
		return toggle_good;
	}

	virtual void collect_json_fields(std::string &_js);
	std::string serialize() { JSON_START(); collect_json_fields(_js); JSON_END(); }
};

extern std::vector<std::unique_ptr<tunable>> all_tunables;
extern std::vector<std::unique_ptr<tunable>> all_untunables;

