Arakne / Araknemu

 * This file is part of Araknemu.

 *

 * Araknemu is free software: you can redistribute it and/or modify

 * it under the terms of the GNU Lesser General Public License as published by

 * the Free Software Foundation, either version 3 of the License, or

 * (at your option) any later version.

 *

 * Araknemu 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 Lesser General Public License for more details.

 *

 * You should have received a copy of the GNU Lesser General Public License

 * along with Araknemu.  If not, see <https://www.gnu.org/licenses/>.

 *

 * Copyright (c) 2017-2019 Vincent Quatrevieux

 */

package fr.quatrevieux.araknemu.util;

import java.util.Calendar;

/**

 * Handle date for Dofus server

 */

public final class DofusDate {

    public static final int YEAR_OFFSET = -1370;

    private final Calendar calendar;

    public DofusDate() {

        calendar = Calendar.getInstance();

        calendar.add(Calendar.YEAR, YEAR_OFFSET);

    }

    /**

     * Get the date to milliseconds

     */

    public int year() {

        return calendar.get(Calendar.YEAR);

    }

    public int month() {

        return calendar.get(Calendar.MONTH) + 1;

    }

    public int day() {

        return calendar.get(Calendar.DAY_OF_MONTH);

    }

    /**

     * Create a new past date from duration in milliseconds

     *

     * @param duration The duration in milliseconds

     */

    public static DofusDate fromDuration(long duration) {

        final DofusDate date = new DofusDate();

        date.calendar.setTimeInMillis(date.calendar.getTimeInMillis() - duration);

        return date;

    }

}