package de.intevation.flys.client.shared.model;

import java.util.List;
import java.lang.NumberFormatException;

import de.intevation.flys.client.client.ui.fixation.FixationPanel;
import de.intevation.flys.client.client.ui.fixation.FixationPanel.FixFilter;

/**
 * The Fixanalysis implementation of an Artifact.
 *
 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a>
 */
public class FixAnalysisArtifact extends DefaultArtifact {

    /** The name of this artifact: 'minfo'.*/
    public static final String NAME = "fixanalysis";

    protected FixationPanel.FixFilter filter;

    public FixAnalysisArtifact() {
        this.filter = null;
    }


    public  FixAnalysisArtifact(String uuid, String hash) {
        super(uuid, hash);
        this.filter = null;
    }


    public FixAnalysisArtifact(
        String                   uuid,
        String                   hash,
        boolean                  inBackground,
        List<CalculationMessage> messages
    ) {
        super(uuid, hash, inBackground, messages);
    }


    public String getName() {
        return NAME;
    }


    public FixationPanel.FixFilter getFilter () {
        return createFilter();
    }


    protected FixFilter createFilter() {
        if (this.filter == null) {
            this.filter = new FixFilter();
        }
        DataList[] old = artifactDescription.getOldData();
        for (int i = 0; i < old.length; i++) {
            DataList data = old[i];
            List<Data> items = data.getAll();
            String state = data.getState();
            if (state.equals("state.fix.river")) {
                Data d = getData(items, "river");
                this.filter.setRiver(d.getItems()[0].getLabel());
            }
            if (state.equals("state.fix.location")) {
                Data df = getData(items, "from");
                Data dt = getData(items, "to");
                try {
                    String from = df.getItems()[0].getLabel();
                    String to = dt.getItems()[0].getLabel();
                    double fkm = Double.valueOf(from).doubleValue();
                    double tkm = Double.valueOf(to).doubleValue();
                    this.filter.setFromKm(fkm);
                    this.filter.setToKm(tkm);
                    if (fkm > filter.getCurrentKm()) {
                        this.filter.setCurrentKm(fkm);
                    }
                }
                catch(NumberFormatException nfe) {
                }
            }
            if (state.equals("state.fix.period")) {
                Data ds = getData(items, "start");
                Data de = getData(items, "end");
                try {
                    String start = ds.getItems()[0].getStringValue();
                    String end = de.getItems()[0].getStringValue();
                    long sp = Long.parseLong(start);
                    long ep = Long.parseLong(end);
                    this.filter.setFromDate(sp);
                    this.filter.setToDate(ep);
                }
                catch(NumberFormatException nfe) {
                }
            }
            if (state.equals("state.fix.gaugerange")) {
                Data gr1 = getData(items, "q1");
                Data gr2 = getData(items, "q2");
                try {
                    String q1s = gr1.getItems()[0].getLabel();
                    String q2s = gr2.getItems()[0].getLabel();
                    int q1 = Integer.valueOf(q1s).intValue();
                    int q2 = Integer.valueOf(q2s).intValue();
                    this.filter.setFromClass(q1);
                    this.filter.setToClass(q2);
                }
                catch(NumberFormatException nfe) {
                }
            }
            if(state.equals("state.fix.eventselect")) {
                Data de = getData(items, "events");
                IntegerArrayData iad = (IntegerArrayData) de;
                this.filter.setEvents(iad.getValues());
            }
        }
        return this.filter;
    }

    protected Data getData(List<Data> data, String name) {
        for (Data d: data) {
            if (name.equals(d.getLabel())) {
                return d;
            }
        }
        return null;
    }


}
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