package net.sourceforge.phpeclipse.wiki.xml;

import java.io.ByteArrayInputStream;
import java.util.ArrayList;

import net.sourceforge.phpeclipse.wiki.editor.WikiEditorPlugin;
import net.sourceforge.phpeclipse.wiki.preferences.Util;

import org.eclipse.core.resources.IContainer;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IFolder;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.Path;

//

public class Page {
  /**
   * &lt;page&gt; XML data from Wikipedia Special:Export pages may be <code>null</code>
   *  
   */

  /* package private */String title = null;

  /* package private */ArrayList listOfRevisions = null;

  //  Revision revision = null;

  /* package private */Page() {
  }

  public Page(String timeStamp, String title, String body) {
    listOfRevisions = new ArrayList();
    Revision revision = new Revision(timeStamp, body);
    listOfRevisions.add(revision);
    this.title = title;
  }

  public void add(Revision revision) {
    listOfRevisions.add(revision);
  }

  /*
   * (non-Javadoc)
   * 
   * @see java.lang.Object#toString()
   */
  public String toString() {
    StringBuffer buffer = new StringBuffer();

    if (title != null) {
      buffer.append("==>Title: ");
      buffer.append(title);
      buffer.append("\n");
    }

    //    if (revision != null) {
    //      buffer.append("==>Revision:\n");
    //      buffer.append(revision);
    //      buffer.append("\n");
    //    }
    for (int i = 0; i < listOfRevisions.size(); i++) {
      Revision revision = (Revision) listOfRevisions.get(i);
      if (revision != null) {
        buffer.append("==>Revision:\n");
        buffer.append(revision);
        buffer.append("\n");
      }
    }
    return buffer.toString();
  }

  /**
   * @return Returns the title.
   */
  public String getTitle() {
    return title;
  }

  public String getURLTitle() {
    return title.replaceAll(" ", "_");
  }

  /**
   * @return
   */
  public boolean isEmpty() {
    return listOfRevisions.isEmpty();
  }

  /**
   * @return
   */
  public int size() {
    return listOfRevisions.size();
  }

  /**
   * @param index
   * @return
   */
  public Revision get(int index) {
    return (Revision) listOfRevisions.get(index);
  }
  
  public void createXMLFile(IFile file, boolean modify) throws CoreException {
    String srcBasePath = Util.getWikiTextsPath(file);
    String binBasePath = Util.getProjectsWikiOutputPath(file.getProject(), WikiEditorPlugin.HTML_OUTPUT_PATH);

    String filename = Util.getXMLFileName(file, binBasePath, srcBasePath);
    IPath path = new Path(filename);
    IFile xmlFile = ResourcesPlugin.getWorkspace().getRoot().getFileForLocation(path);
    IContainer parent = xmlFile.getParent();
    if (parent instanceof IFolder && (!((IFolder) parent).exists())) {
      Util.createFolder((IFolder) parent, null);
    }
//    Page page = new Page("", wikiTitle, "");
    byte[] buffer = XStreamManager.toXML(this).getBytes();
    ByteArrayInputStream source = new ByteArrayInputStream(buffer);
    if (!xmlFile.exists()) {
      // only if file doesn't exists
      xmlFile.create(source, true, null);
    } else {
      if (modify) {
        xmlFile.setContents(source, true, true, null);
      }
    }
  }
}