package org.activityinfo.server.database.hibernate.entity;

/*
 * #%L
 * ActivityInfo Server
 * %%
 * Copyright (C) 2009 - 2013 UNICEF
 * %%
 * 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.
 * 
 * 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.
 * 
 * You should have received a copy of the GNU General Public 
 * License along with this program.  If not, see
 * <http://www.gnu.org/licenses/gpl-3.0.html>.
 * #L%
 */

import javax.persistence.*;

/**
 * @author Alex Bertram
 */
@Entity @org.hibernate.annotations.Filter(
        name = "hideDeleted",
        condition = "(IndicatorId not in (select i.IndicatorId from indicator i where i.dateDeleted is not null))")
public class IndicatorValue implements java.io.Serializable {

    private IndicatorValueId id;
    private Indicator indicator;
    private ReportingPeriod reportingPeriod;
    private Double value;

    public IndicatorValue() {
    }

    public IndicatorValue(IndicatorValueId id, Indicator indicator, ReportingPeriod reportingPeriod) {
        this.id = id;
        this.indicator = indicator;
        this.reportingPeriod = reportingPeriod;
    }

    public IndicatorValue(IndicatorValueId id, Indicator indicator, ReportingPeriod reportingPeriod, Double value) {
        this.id = id;
        this.indicator = indicator;
        this.reportingPeriod = reportingPeriod;
        this.value = value;
    }

    public IndicatorValue(ReportingPeriod period, Indicator indicator, double value) {

        this.id = new IndicatorValueId(period.getId(), indicator.getId());
        this.indicator = indicator;
        this.reportingPeriod = period;
        this.value = value;
    }

    @EmbeddedId @AttributeOverrides({@AttributeOverride(name = "reportingPeriodId",
            column = @Column(name = "ReportingPeriodId", nullable = false)),
            @AttributeOverride(name = "indicatorId", column = @Column(name = "IndicatorId", nullable = false))})
    public IndicatorValueId getId() {
        return this.id;
    }

    public void setId(IndicatorValueId id) {
        this.id = id;
    }

    @ManyToOne(fetch = FetchType.LAZY)
    @JoinColumn(name = "IndicatorId", nullable = false, insertable = false, updatable = false)
    public Indicator getIndicator() {
        return this.indicator;
    }

    public void setIndicator(Indicator indicator) {
        this.indicator = indicator;
    }

    @ManyToOne(fetch = FetchType.LAZY)
    @JoinColumn(name = "ReportingPeriodId", nullable = false, insertable = false, updatable = false)
    public ReportingPeriod getReportingPeriod() {
        return this.reportingPeriod;
    }

    public void setReportingPeriod(ReportingPeriod reportingPeriod) {
        this.reportingPeriod = reportingPeriod;
    }

    @Column(name = "Value", precision = 15, scale = 0, nullable = false)
    public Double getValue() {
        return this.value;
    }

    public void setValue(Double value) {
        this.value = value;
    }

    @Override
    public boolean equals(Object other) {
        if (this == other) {
            return true;
        }
        if (other == null) {
            return false;
        }
        if (!(other instanceof IndicatorValue)) {
            return false;
        }

        IndicatorValue that = (IndicatorValue) other;
        return this.getId().equals(that.getId());
    }

    @Override
    public int hashCode() {
        return this.getId().hashCode();
    }

}