/** Main routine.
 *
 * @author Steffen Vogel <stvogel@eonerc.rwth-aachen.de>
 * @copyright 2014-2020, Institute for Automation of Complex Power Systems, EONERC
 * @license GNU General Public License (version 3)
 *
 * VILLASnode
 *
 * This program 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
 * any later version.
 *
 * 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.  If not, see <http://www.gnu.org/licenses/>.
 *********************************************************************************/

#include <iostream>

#include <villas/tool.hpp>
#include <villas/node/config.h>
#include <villas/log.hpp>
#include <villas/version.hpp>
#include <villas/utils.hpp>
#include <villas/super_node.hpp>
#include <villas/node/exceptions.hpp>

using namespace villas;
using namespace villas::node;

namespace villas {
namespace node {
namespace tools {

class TestConfig : public Tool {

public:
	TestConfig(int argc, char *argv[]) :
		Tool(argc, argv, "test-config"),
		check(false)
	{
		int ret;

		ret = memory_init(DEFAULT_NR_HUGEPAGES);
		if (ret)
			throw RuntimeError("Failed to initialize memory");
	}

protected:
	std::string uri;

	bool check;

	void usage()
	{
		std::cout << "Usage: villas-test-config [OPTIONS] CONFIG" << std::endl
			<< "  CONFIG is the path to an optional configuration file" << std::endl
			<< "  OPTIONS is one or more of the following options:" << std::endl
			<< "    -d LVL  set debug level" << std::endl
			<< "    -V      show version and exit" << std::endl
			<< "    -c      perform plausability checks on config" << std::endl
			<< "    -h      show usage and exit" << std::endl << std::endl;

		printCopyright();
	}

	void parse()
	{
		int c;
		while ((c = getopt (argc, argv, "hcV")) != -1) {
			switch (c) {
				case 'c':
					check = true;
					break;

				case 'V':
					printVersion();
					exit(EXIT_SUCCESS);

				case 'h':
				case '?':
					usage();
					exit(c == '?' ? EXIT_FAILURE : EXIT_SUCCESS);
			}
		}

		if (argc - optind < 1) {
			usage();
			exit(EXIT_FAILURE);
		}

		uri = argv[optind];
	}

	int main()
	{
		SuperNode sn;

		sn.parse(uri);

		if (check)
			sn.check();

		return 0;
	}
};

} /* namespace tools */
} /* namespace node */
} /* namespace villas */

int main(int argc, char *argv[])
{
	villas::node::tools::TestConfig t(argc, argv);

	return t.run();
}