EvaluationRoomManager.java

/**
 * Copyright © ${project.inceptionYear} Instituto Superior Técnico
 *
 * This file is part of Fenix IST.
 *
 * Fenix IST 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.
 *
 * Fenix IST 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 Fenix IST.  If not, see <http://www.gnu.org/licenses/>.
 */
package pt.utl.ist.codeGenerator.database;

import java.util.Set;
import java.util.Stack;

import org.fenixedu.spaces.domain.Space;
import org.joda.time.DateTime;
import org.joda.time.DateTimeFieldType;

public class EvaluationRoomManager extends Stack<Space> {

    private final DateTime startDateTime;
    private final DateTime endDateTime;

    private final int evaluationDurationInMinutes;

    private DateTime nextDateTime;

    public EvaluationRoomManager(final DateTime startDateTime, final DateTime endDateTime, final int evaluationDurationInMinutes,
            Set<Space> oldRooms) {
        this.startDateTime = startDateTime.withField(DateTimeFieldType.hourOfDay(), 8);
        this.endDateTime = endDateTime.withField(DateTimeFieldType.hourOfDay(), 20);
        this.nextDateTime = startDateTime;
        this.evaluationDurationInMinutes = evaluationDurationInMinutes;
        addAll(oldRooms);
    }

    public DateTime getNextDateTime() {
        if (nextDateTime.isAfter(endDateTime)) {
            pop();
            nextDateTime = startDateTime;
        } else if (nextDateTime.getHourOfDay() > 20) {
            if (nextDateTime.getDayOfWeek() == 6) {
                nextDateTime = nextDateTime.plusDays(2).withField(DateTimeFieldType.hourOfDay(), 8);
            } else {
                nextDateTime = nextDateTime.plusDays(1).withField(DateTimeFieldType.hourOfDay(), 8);
            }
        } else {
            nextDateTime = nextDateTime.plusMinutes(evaluationDurationInMinutes);
        }
        return nextDateTime;
    }

    public Space getNextOldRoom() {
        return peek();
    }

}