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/***********************************************************************************************************************
 *
 * blueBill Mobile - open source birdwatching
 * ==========================================
 *
 * Copyright (C) 2009, 2010 by Tidalwave s.a.s. (http://www.tidalwave.it)
 * http://bluebill.tidalwave.it/mobile/
 *
 ***********************************************************************************************************************
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
 * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
 * specific language governing permissions and limitations under the License.
 *
 ***********************************************************************************************************************
 *
 * $Id: KMLReportGenerator.java,v 3e7ea5dbefcb 2010/05/17 15:10:54 fabrizio $
 *
 **********************************************************************************************************************/
package it.tidalwave.bluebill.mobile.observation;

import javax.annotation.Nonnull;
import it.tidalwave.util.AsException;
import it.tidalwave.geo.Coordinate;
import it.tidalwave.geo.Range;
import it.tidalwave.bluebill.observation.Cardinality;
import it.tidalwave.bluebill.observation.Location;
import it.tidalwave.bluebill.observation.Observation;
import it.tidalwave.bluebill.observation.ObservationItem;
import it.tidalwave.bluebill.taxonomy.Taxon;
import it.tidalwave.bluebill.mobile.GeneralPreferences;
import static it.tidalwave.bluebill.taxonomy.Taxon.Taxon;
import it.tidalwave.bluebill.mobile.taxonomy.TaxonomyPreferences;
import org.openide.util.Lookup;

/***********************************************************************************************************************
 *
 * @author  Fabrizio Giudici
 * @version $Id: $
 *
 **********************************************************************************************************************/
public class KMLReportGenerator implements ObservationSetVisitor.Listener
  {
    private static final Class Range = Range.class; // FIXME: move to Range
    
    @Nonnull
    private final Lookup lookup = Lookup.getDefault();

    private TaxonomyPreferences taxonomyPreferences;

    private final StringBuilder buffer = new StringBuilder();

    @Nonnull
    private final GeneralPreferences generalPreferences = Lookup.getDefault().lookup(GeneralPreferences.class);

    private boolean ignore = false;

    private StringBuilder name = new StringBuilder();

    /*******************************************************************************************************************
     *
     *
     ******************************************************************************************************************/
    public void begin()
      {
        taxonomyPreferences = lookup.lookup(TaxonomyPreferences.class);
        buffer.append("\n"
                    + "");
      }

    /*******************************************************************************************************************
     *
     *
     ******************************************************************************************************************/
    public void end()
      {
        buffer.append("");
      }
    
    /*******************************************************************************************************************
     *
     *
     ******************************************************************************************************************/
    public void beginVisit (final @Nonnull Observation observation)
      {
        try
          {
//            final LocationPreferences locationPreferences = lookup.lookup(LocationPreferences.class);
            final Location location = observation.getLocation();
            final Range range = location.as(Range);
            final Coordinate coordinate = range.getCoordinate();
            buffer.append("  ");
            buffer.append("     ");
            buffer.append(String.format("%f,%f,%f",
                                        coordinate.getLatitude(), coordinate.getLongitude(), coordinate.getAltitude()));
            buffer.append("     ");
            name = new StringBuilder();
            name.append(generalPreferences.formatDateAndTime(observation.getDate()));
            name.append("\n");
            ignore = false;
          }
        catch (AsException e)
          {
            // Range not available, can't place on a map
            ignore = true;
          }

      }

    /*******************************************************************************************************************
     *
     *
     ******************************************************************************************************************/
    public void visit (final @Nonnull ObservationItem item)
      {
        if (!ignore)
          {

          }
        final Taxon taxon = item.getObservable().as(Taxon);
        final Cardinality cardinality = item.getCardinality();
        name.append("* ").append(taxonomyPreferences.format(taxon));

        if (!cardinality.equals(Cardinality.UNDEFINED))
          {
            name.append(" ").append(cardinality.toString());
          }

        buffer.append(String.format("    %s", name.toString()));
      }

    /*******************************************************************************************************************
     *
     *
     ******************************************************************************************************************/
    public void endVisit (final @Nonnull Observation observation)
      {
        buffer.append("  ");
      }

    /*******************************************************************************************************************
     *
     *
     ******************************************************************************************************************/
    @Nonnull
    protected String getMessage()
      {
        return buffer.toString();
      }
  }