/** Copyright (C) 2017 by Bundesanstalt für Gewässerkunde
 * Software engineering by
 *  Björnsen Beratende Ingenieure GmbH
 *  Dr. Schumacher Ingenieurbüro für Wasser und Umwelt
 *
 * This file is Free Software under the GNU AGPL (>=v3)
 * and comes with ABSOLUTELY NO WARRANTY! Check out the
 * documentation coming with Dive4Elements River for details.
 */

package org.dive4elements.river.artifacts.sinfo.collision;

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.model.CalculationResult;
import org.dive4elements.river.artifacts.model.DataFacet;
import org.dive4elements.river.artifacts.states.DefaultState.ComputeType;

/**
 * Facet for calculated river bed collision counts
 *
 * @author Matthias Schäfer
 */
// FIXME: remove
public class CollisionCalcFacet extends DataFacet {

    private static final long serialVersionUID = 1;

    public CollisionCalcFacet() {
        // required for clone operation deepCopy()
    }

    public CollisionCalcFacet(final int idx, final String name, final String description, final String yAxisLabelKey, final ComputeType type,
            final String stateId, final String hash) {
        super(idx, name, description, type, hash, stateId);
        this.metaData.put("X", "sinfo.chart.km.xaxis.label");
        this.metaData.put("Y", yAxisLabelKey);
    }

    @Override
    public Object getData(final Artifact artifact, final CallContext context) {

        final D4EArtifact flys = (D4EArtifact) artifact;

        final CalculationResult res = (CalculationResult) flys.compute(context, this.hash, this.stateId, this.type, false);

        final CollisionCalculationResults data = (CollisionCalculationResults) res.getData();

        return data.getResults().get(0); // first result is always the one and only CollisionCalcOverviewResult
    }

    /** Copy deeply. */
    @Override
    public Facet deepCopy() {
        // FIXME: why not simply use the full constructor instead?
        final CollisionCalcFacet copy = new CollisionCalcFacet();
        // FIXME: why does DataFacet does not override set? Bad access to variables of parent!
        copy.set(this);
        copy.type = this.type;
        copy.hash = this.hash;
        copy.stateId = this.stateId;
        return copy;
    }
}