package net.sf.statcvs.pages.xml;

 /**

  * @author Nilendra Weerasinghe (nilendraw@gmail.com)

  * @version $Id: DirectoriesXml.java,v 1.2 2008/04/02 11:22:16 benoitx Exp $

  *

  * This is the class which generates the per directory information of the xml report

  */

 import java.util.Iterator;

 import java.util.SortedSet;

 import java.util.Stack;

 import net.sf.statcvs.model.Directory;

 import net.sf.statcvs.model.Repository;

 import net.sf.statcvs.output.ReportConfig;

 import org.jdom.Element;

 public class DirectoriesXml {

     private final SortedSet directory;

     private final Repository repository;

     /**

      * @param config Configuration and data for the report suite

      */

     public DirectoriesXml(final ReportConfig config) {

         this.repository = config.getRepository();

         directory = this.repository.getDirectories();

     }

     /**

      * returns jdom element which contains data extracted from the SortedSet of directories

      *

      * @returns Element

      */

     public Element toFile() {

         final Element dir = new Element(XmlTags.TAG_DIRECTORIES);

         final Iterator it = this.directory.iterator();

         //        int depth = -1;

         final Element parent = dir;

         final Stack stack = new Stack();

         stack.add(dir);

         while (it.hasNext()) {

             final Directory direc = (Directory) it.next();

             final Element item = format(direc, 0);

             //            if (direc.getDepth() < depth) {

             //                int toReach = depth - direc.getDepth();

             //                while (toReach-- > 0) {

             //                    parent = (Element) stack.pop();

             //                }

             //            } else if (direc.getDepth() == depth) {

             //                parent = (Element) stack.pop();

             //            }

             //            System.err.println("Directory depth " + direc.getDepth() + " " + depth + " " + getFormattedName(direc) + " " + parent.getName());

             parent.addContent(item);

             //            if (direc.getDepth() >= depth) {

             //                stack.push(parent);

             //                parent = item;

             //            }

             //            depth = direc.getDepth();

         }

         return dir;

     }

     /**

      * returns jdom element properly formatted with the attributes and child elements

      *

      * @param Directory the current directory

      * @param int the depth of the directory

      */

     private Element format(final Directory dir, final int currentDepth) {

         final Element element = new Element(XmlTags.TAG_DIRECTORY);

         final Element path = new Element(XmlTags.TAG_PATH);

         //        path.setText(getFormattedName(dir));

         path.setText(dir.getPath());

         if (dir.isEmpty()) {

             element.setAttribute("status", "deleted");

         }

         final Element child1 = new Element(XmlTags.TAG_FILES);

         final String str = Integer.toString(dir.getCurrentFileCount());

         child1.setText(str);

         final Element child2 = new Element(XmlTags.TAG_LINES_CHANGED);

         final String str2 = Integer.toString(dir.getCurrentLOC());

         child2.setText(str2);

         element.addContent(path);

         element.addContent(child1);

         element.addContent(child2);

         return element;

     }

 }