package de.intevation.flys.model;

import java.util.List;

import java.io.Serializable;
import java.math.BigDecimal;

import javax.persistence.Entity;
import javax.persistence.Id;
import javax.persistence.Table;
import javax.persistence.GeneratedValue;
import javax.persistence.Column;
import javax.persistence.SequenceGenerator;
import javax.persistence.GenerationType;
import javax.persistence.JoinColumn;
import javax.persistence.OneToOne;

import org.apache.log4j.Logger;

import org.hibernate.Session;
import org.hibernate.Query;

import de.intevation.flys.backend.SessionHolder;


@Entity
@Table(name = "bed_height_single_values")
public class BedHeightSingleValue
implements   Serializable
{
    private static Logger logger =
        Logger.getLogger(BedHeightSingleValue.class);

    private Integer id;

    private BedHeightSingle bedHeight;

    private BigDecimal station;
    private BigDecimal height;
    private BigDecimal uncertainty;
    private BigDecimal dataGap;
    private BigDecimal soundingWidth;
    private BigDecimal width;


    public BedHeightSingleValue() {
    }

    public BedHeightSingleValue(
        BedHeightSingle bedHeight,
        BigDecimal station,
        BigDecimal height,
        BigDecimal uncertainty,
        BigDecimal dataGap,
        BigDecimal soundingWidth,
        BigDecimal width
    ) {
        this.bedHeight     = bedHeight;
        this.station       = station;
        this.height        = height;
        this.uncertainty   = uncertainty;
        this.dataGap       = dataGap;
        this.soundingWidth = soundingWidth;
        this.width         = width;
    }

    @Id
    @SequenceGenerator(
        name           = "SEQUENCE_BED_SINGLE_VALUE_ID_SEQ",
        sequenceName   = "BED_SINGLE_VALUES_ID_SEQ",
        allocationSize = 1)
    @GeneratedValue(
        strategy  = GenerationType.SEQUENCE,
        generator = "SEQUENCE_BED_SINGLE_VALUE_ID_SEQ")
    @Column(name = "id")
    public Integer getId() {
        return id;
    }

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

    @OneToOne
    @JoinColumn(name = "bed_height_single_id" )
    public BedHeightSingle getBedHeight() {
        return bedHeight;
    }

    public void setBedHeight(BedHeightSingle bedHeight) {
        this.bedHeight = bedHeight;
    }

    @Column(name = "station")
    public BigDecimal getStation() {
        return station;
    }

    public void setStation(BigDecimal station) {
        this.station = station;
    }

    @Column(name = "height")
    public BigDecimal getHeight() {
        return height;
    }

    public void setHeight(BigDecimal height) {
        this.height = height;
    }

    @Column(name="uncertainty")
    public BigDecimal getUncertainty() {
        return uncertainty;
    }

    public void setUncertainty(BigDecimal uncertainty) {
        this.uncertainty = uncertainty;
    }

    @Column(name="data_gap")
    public BigDecimal getDataGap() {
        return dataGap;
    }

    public void setDataGap(BigDecimal dataGap) {
        this.dataGap = dataGap;
    }

    @Column(name="sounding_width")
    public BigDecimal getSoundingWidth() {
        return soundingWidth;
    }

    public void setSoundingWidth(BigDecimal soundingWidth) {
        this.soundingWidth = soundingWidth;
    }

    @Column(name="width")
    public BigDecimal getWidth() {
        return width;
    }

    public void setWidth(BigDecimal width) {
        this.width = width;
    }


    public static List<BedHeightSingleValue> getBedHeightSingleValues(
        BedHeightSingle single,
        double kmLo,
        double kmHi
    ) {
        Session session = SessionHolder.HOLDER.get();

        Query query = session.createQuery(
            "from BedHeightSingleValue where bedHeight=:single " +
            "   and station >= :kmLo and station <= :kmHi");

        query.setParameter("single", single);
        query.setParameter("kmLo", new BigDecimal(kmLo));
        query.setParameter("kmHi", new BigDecimal(kmHi));

        return query.list();
    }
}
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