/*
 * This file is part of LibrePlan
 *
 * Copyright (C) 2009-2010 Fundación para o Fomento da Calidade Industrial e
 *                         Desenvolvemento Tecnolóxico de Galicia
 * Copyright (C) 2010-2011 Igalia, S.L.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

/**
 * @author Susana Montes Pedreira <smontes@wirelessgalicia.com>
 */
package org.libreplan.business.qualityforms.entities;

import java.math.BigDecimal;

import javax.validation.constraints.AssertTrue;
import org.hibernate.validator.constraints.NotEmpty;
import javax.validation.constraints.NotNull;
import org.libreplan.business.INewObject;

public class QualityFormItem implements INewObject {

    public final static String propertyName = "name";

    public final static String propertyPercentage = "percentage";

    public static QualityFormItem create() {
        QualityFormItem qualityFormItem = new QualityFormItem();
        qualityFormItem.setNewObject(true);
        return qualityFormItem;
    }

    public static QualityFormItem create(String name, Integer position,
            BigDecimal percentage) {
        QualityFormItem qualityFormItem = new QualityFormItem(name, position,
                percentage);
        qualityFormItem.setNewObject(true);
        return qualityFormItem;
    }

    public QualityFormItem() {

    }

    private QualityFormItem(String name, Integer position, BigDecimal percentage) {
        this.name = name;
        this.position = position;
        this.percentage = percentage;
    }

    private boolean newObject = false;

    private String name;

    private Integer position;

    private BigDecimal percentage;

    @NotEmpty(message = "quality form item name not specified or empty")
    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    @NotNull(message = "quality form item position not specified")
    public Integer getPosition() {
        return position == null ? null : position;
    }

    public String getStringPosition() {
        return position == null ? "" : Integer.valueOf(position + 1).toString();
    }

    public void setPosition(Integer newPosition) {
        this.position = newPosition;
    }

    @NotNull(message = "quality form item percentage not specified")
    public BigDecimal getPercentage() {
        return percentage;
    }

    public void setPercentage(BigDecimal percentage) {
        this.percentage = percentage;
    }

    public boolean isNewObject() {
        return newObject;
    }

    private void setNewObject(boolean newObject) {
        this.newObject = newObject;
    }

    @SuppressWarnings("unused")
    @AssertTrue(message = "percentage should be greater than 0% and less than 100%")
    public boolean isQualityFormItemPercentageConstraint() {
        if (percentage == null) {
            return true;
        }
        return ((percentage.compareTo(new BigDecimal(100).setScale(2)) <= 0) && (percentage
                .compareTo(new BigDecimal(0).setScale(2)) > 0));
    }

}