package org.dive4elements.river.artifacts.model.minfo;

import org.apache.log4j.Logger;
import org.dive4elements.artifactdatabase.state.Facet;
import org.dive4elements.artifacts.Artifact;
import org.dive4elements.artifacts.CallContext;
import org.dive4elements.river.artifacts.D4EArtifact;
import org.dive4elements.river.artifacts.access.SedimentLoadAccess;
import org.dive4elements.river.artifacts.model.DataFacet;
import org.dive4elements.river.artifacts.states.DefaultState.ComputeType;


public class SedimentLoadUnknownFacet
extends DataFacet
{
    /** Very own logger. */
    private static Logger logger = Logger.getLogger(SedimentLoadFacet.class);

    public SedimentLoadUnknownFacet() {
    }

    public SedimentLoadUnknownFacet(int idx, String name, String description,
        ComputeType type, String stateId, String hash) {
        super(idx, name, description, type, hash, stateId);
    }

    @Override
    public Object getData(Artifact artifact, CallContext context) {
        logger.debug("Get data for sediment load at index: " + index);

        D4EArtifact flys = (D4EArtifact) artifact;

        SedimentLoadAccess access = new SedimentLoadAccess(flys);
        String river = access.getRiver();
        SedimentLoad[] unknown =
            SedimentLoadFactory.getSedimentLoadUnknown(river);

        SedimentLoad load = SedimentLoadFactory.getLoadUnknown(
            river, unknown[index].getDescription());
        if (access.getUnit().equals("t/a") && load.getUnit().equals("m3/a")) {
            for (Double km: load.getKms()) {
                SedimentLoadFraction fraction = load.getFraction(km);
                fraction.setUnknown(fraction.getUnknown() / 1.8);
                load.addKm(km, fraction);
            }
        }
        else if (access.getUnit().equals("m3/a") && load.getUnit().equals("t/a")) {
            for (Double km: load.getKms()) {
                SedimentLoadFraction fraction = load.getFraction(km);
                fraction.setUnknown(fraction.getUnknown() * 1.8);
                load.addKm(km, fraction);
            }
        }
        return load;
    }

    /** Copy deeply. */
    @Override
    public Facet deepCopy() {
        SedimentLoadUnknownFacet copy = new SedimentLoadUnknownFacet();
        copy.set(this);
        copy.hash = hash;
        copy.stateId = stateId;
        return copy;
    }
}