package com.melloware.jukes.gui.view.node;
   
   import java.util.Iterator;
   
   import javax.swing.Icon;
   
   import org.apache.commons.lang.StringUtils;
   import org.apache.commons.logging.Log;
   import org.apache.commons.logging.LogFactory;
  
  import com.melloware.jukes.db.orm.Disc;
  import com.melloware.jukes.db.orm.Track;
  import com.melloware.jukes.gui.tool.Resources;
  
  /**
   * This class represents ALBUMS in the navigation tree.
   * <p>
   * Copyright (c) 1999-2007 Melloware, Inc. <http://www.melloware.com>
   * @author Emil A. Lefkof III <info@melloware.com>
   * @version 4.0
   *
   * @see com.melloware.jukes.db.orm.Disc
   */
  public final class DiscNode
      extends AbstractTreeNode {
  
      private static final Log LOG = LogFactory.getLog(DiscNode.class);
  
      /**
       * Constructs a <code>DiscNode</code> for the given parent and disc.
       * <p>
       * @param aParent this node's parent
       * @param aModel the associated model, an instance of Disc
       */
      public DiscNode(NavigationNode aParent, Disc aModel) {
          super(aParent, aModel);
          this.settings = ((AbstractTreeNode)aParent).settings;
      }
  
      /**
       * Returns this node's associated Disc instance.
       * <p>
       * @return this node's associated Disc instance.
       * @see NavigationNode#getModel()
       */
      public Disc getDisc() {
          return (Disc)getModel();
      }
  
  
      /**
       * Returns this node's icon, ignores the selection.
       * The icons is requested from a global resource repository.
       * <p>
       * @return this node's icon.
       */
      public Icon getIcon(final boolean sel) {
      	Icon icon = null;
      	if (StringUtils.contains(getDisc().getName().toLowerCase(), "from the vault")) {
      		icon = Resources.DISC_GD_ICON;
  		} else if (StringUtils.contains(getDisc().getName().toLowerCase(),"dark side of the moon")) {
  			icon = Resources.DISC_PF_ICON;
  		} else {
  			icon = Resources.DISC_TREE_ICON;
  		}
          return icon;
      }
  
      /**
       * Returns this node's name, the identifier of the associated disc.
       * <p>
       * @return this node's name
       */
      public String getName() {
          return getDisc().getDisplayText(this.settings.getDisplayFormatDisc());
      }
  
      /* (non-Javadoc)
       * @see com.melloware.jukes.gui.tool.node.AbstractTreeNode#loadChildren()
       */
      public void loadChildren() {
          if (!childrenLoaded) {
              loadingChildren = true;
              LOG.debug("Loading children");
              final Iterator iter = getDisc().getTracks().iterator();
              while (iter.hasNext()) {
                  final Track track = (Track)iter.next();
                  if (LOG.isDebugEnabled()) {
                      LOG.debug("Loading track " + track.getName());
                  }
                  this.add(new TrackNode(this, track));
  
              }
  
              loadingChildren = false;
              childrenLoaded = true;
          }
  
      }
 
 }