/* Copyright 2020, Michele Santullo
 * This file is part of memoserv.
 *
 * Memoserv 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, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Memoserv 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 Memoserv.  If not, see <http://www.gnu.org/licenses/>.
 */

#include "command_line.hpp"
#include "config.h"
#include "app_config.h"
#include <cxxopts.hpp>

namespace mc {
CommandLineResult::CommandLineResult() :
	should_quit(false)
{
}

CommandLineResult parse_command_line (int argc, char* argv[]) {
	cxxopts::Options options(APP_NAME, APP_SHORT_DESC);
	options.add_options()
		("h,help", "Show this help and quit")
		("version", "Print version info")
	;
	auto command = options.parse(argc, argv);
	CommandLineResult retval;

	if (command.count("help")) {
		std::cout << options.help() << std::endl;
		retval.should_quit = true;
		return retval;
	}

	if (command.count("version")) {
		std::cout << PROJECT_NAME << " v" << project_ver()
			<< " built with " COMPILER_NAME " " COMPILER_VERSION
			<< '\n';
		std::cout << "Copyright (C) " COPYRIGHT_YEAR "  Michele Santullo\n";
		std::cout << "This is free software; see the source for copying conditions.  There is NO\n";
		std::cout << "warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE." << std::endl;
		retval.should_quit = true;
		return retval;
	}

	return retval;
}
} //namespace mc