/*
 * Created on 17-dic-2005
 * 
 * TODO To change the template for this generated file go to Window -
 * Preferences - Java - Code Style - Code Templates
 */
package org.herac.tuxguitar.gui.actions.note;

import org.eclipse.swt.events.TypedEvent;
import org.herac.tuxguitar.gui.TuxGuitar;
import org.herac.tuxguitar.gui.actions.Action;
import org.herac.tuxguitar.gui.editors.tab.Caret;
import org.herac.tuxguitar.gui.undo.undoables.measure.UndoableMeasureGeneric;
import org.herac.tuxguitar.song.models.TGBeat;

/**
 * @author julian
 * 
 *         TODO To change the template for this generated type comment go to
 *         Window - Preferences - Java - Code Style - Code Templates
 */
public class InsertNoteAction extends Action {
  public static final String NAME = "action.note.general.insert";

  public InsertNoteAction() {
    super(NAME, AUTO_LOCK | AUTO_UNLOCK | AUTO_UPDATE | DISABLE_ON_PLAYING);
  }

  @Override
  protected int execute(TypedEvent e) {
    Caret caret = getEditor().getTablature().getCaret();
    TGBeat beat = caret.getSelectedBeat();
    if (beat != null) {
      // comienza el undoable
      UndoableMeasureGeneric undoable = UndoableMeasureGeneric.startUndo();
      TuxGuitar.instance().getFileHistory().setUnsavedFile();

      if (beat.getVoice(caret.getVoice()).isEmpty()) {
        getSongManager().getMeasureManager().addSilence(beat,
            caret.getDuration().clone(), caret.getVoice());
      } else {
        long start = beat.getStart();
        long length = beat.getVoice(caret.getVoice()).getDuration().getTime();
        getSongManager().getMeasureManager().moveVoices(caret.getMeasure(),
            start, length, caret.getVoice(),
            beat.getVoice(caret.getVoice()).getDuration());
      }
      // termia el undoable
      addUndoableEdit(undoable.endUndo());

      updateTablature();

    }
    return 0;
  }

  @Override
  public void updateTablature() {
    fireUpdate(getEditor().getTablature().getCaret().getMeasure().getNumber());
  }
}