package net.curisit.securis;

import org.apache.commons.cli.CommandLine;
import org.apache.commons.cli.CommandLineParser;
import org.apache.commons.cli.HelpFormatter;
import org.apache.commons.cli.OptionBuilder;
import org.apache.commons.cli.Options;
import org.apache.commons.cli.ParseException;
import org.apache.commons.cli.PosixParser;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class License {

	private static final Logger log = LoggerFactory.getLogger(License.class);

	public static void main(String[] args) {
		CommandLine cmd = getCommandLine(args);
	}

	private static CommandLine getCommandLine(String[] args) {
		Options ops = prepareOptionCLI();
		if (args.length == 0) {
			printHelp(ops);
		}
		CommandLineParser parser = new PosixParser();
		CommandLine cmd = null;
		try {
			cmd = parser.parse(ops, args);
		} catch (ParseException e) {
			printHelp(ops);
		}

		if (cmd.hasOption('h')) {
			printHelp(ops);
		}

		return cmd;
	}

	private static void printHelp(Options ops) {
		HelpFormatter formatter = new HelpFormatter();
		formatter.printHelp("securis-client", ops, true);
		System.exit(-1);
	}

	@SuppressWarnings("static-access")
	private static Options prepareOptionCLI() {
		Options options = new Options();

		options.addOption("h", "help", false, "Show help.");
		options.addOption(OptionBuilder.withArgName("req_file").withLongOpt("rfile").withDescription("Set request file for its generation or for license requesting.").hasArg(true).create('r'));
		options.addOption(OptionBuilder.withArgName("url_license_server").withLongOpt("server").withDescription("License server url.").hasArg(true).create('s'));
		options.addOption(OptionBuilder.withArgName("lic_file").withLongOpt("validate").withDescription("Validate lic file.").hasArg(true).create('l'));

		options.addOption("g", "gen_request", false, "Generate request file. If --rfile parameter is missing then It is generated in current directory.");
		options.addOption("c", "create", false, "Request a license file from server. --rfile and --server parameters are mandatory.");
		options.addOption("t", "test_lc", false, "Test if License Server (LC) is available. --server parameter is mandatory.");
		options.addOption(OptionBuilder.withArgName("lic_file").withLongOpt("sync").withDescription("Synchronize/renew the current license file. --server parameter is mandatory.").hasArg(true).create('y'));

		return options;
	}
}