/**
 * <p>
 * Copyright © 2009-2010, Bruce-Robert Pocock
 * </p>
 * <p>
 * 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 (at
 * your option) any later version.
 * </p>
 * <p>
 * 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.
 * </p>
 * <p>
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 * </p>
 * 
 * @author brpocock
 */

package org.starhope.util;

import java.util.Date;
import java.util.Properties;

/**
 * @author brpocock
 *
 */
public class GetTexty {

	/**
	 * The message catalog
	 */
	public static Properties	messages;

	/**
	 * Format a date into a user-friendly visible object relative to
	 * "now."
	 * 
	 * @param targetDate the date (in the future)
	 * @return a user-visible string form
	 */
	public static String formatFutureDate (final Date targetDate) {
		final Date now = new Date ();
		if (targetDate.compareTo (now) < 0) return "the past";
		if (targetDate.compareTo (now) == 0) return "right now";

		final long diffSec = targetDate.getTime () - now.getTime ();

		if (diffSec == 1) return "a second from now";

		if (diffSec < 6) return "a few seconds from now";

		if (diffSec < 60) return "" + diffSec + " seconds from now";

		if (diffSec < 180) {
			final long remSec = diffSec - 60;
			return "a minute and " + diffSec + " second"
			+ (remSec > 1 ? "s" : "") + " from now";
		}

		if (diffSec < 60 * 90)
			return "" + (int) (diffSec / 60) + " minutes from now";

		if (diffSec < 60 * 60 * 36) {
			final long hours = diffSec / (60 * 60);
			final long minutes = diffSec % (60 * 60) / (60 * 15) * 15;
			return "about " + hours + " hours and " + minutes
			+ " minutes from now";
		}

		final long days = diffSec / (60 * 60 * 24);
		return "about " + days + " days from now";
	}

}