/*
 * Jalview - A Sequence Alignment Editor and Viewer (2.11.1.4)
 * Copyright (C) 2021 The Jalview Authors
 * 
 * This file is part of Jalview.
 * 
 * Jalview is free software: you can redistribute it and/or
 * modify it under the terms of the GNU General Public License 
 * as published by the Free Software Foundation, either version 3
 * of the License, or (at your option) any later version.
 *  
 * Jalview is distributed in the hope that it will be useful, but 
 * WITHOUT ANY WARRANTY; without even the implied warranty 
 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
 * PURPOSE.  See the GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with Jalview.  If not, see <http://www.gnu.org/licenses/>.
 * The Jalview Authors are detailed in the 'AUTHORS' file.
 */
import java.io.*;
import java.util.*;

public class help2Website
{

  public static void main(String[] args)
  {
    String line = "";
    try
    {
      Hashtable targets = new Hashtable();

      File toc = new File("helpTOC.xml");
      File jhm = new File("help.jhm");

      BufferedReader in = new BufferedReader(new FileReader(jhm));

      PrintWriter out = new PrintWriter(new FileWriter("helpTOC.html"));
      out.println("<html><head><title>Jalview - Help </title></head>\n"
              + "<body bgcolor=#F1F1F1>\n"
              + "<p><center><strong>Contents</strong></center></p>\n");

      StringTokenizer st;
      StringBuffer indent = new StringBuffer();
      String target, url, text;
      while ((line = in.readLine()) != null)
      {
        if (line.indexOf("target") == -1)
          continue;

        st = new StringTokenizer(line, "\"");
        st.nextToken(); // <mapID target="

        target = st.nextToken();
        st.nextToken(); // " url="

        url = st.nextToken();
        targets.put(target, url);
      }

      in = new BufferedReader(new FileReader(toc));
      while ((line = in.readLine()) != null)
      {
        if (line.indexOf("</tocitem>") != -1)
          indent.setLength(indent.length() - 18);

        if (line.indexOf("<tocitem") == -1)
          continue;

        st = new StringTokenizer(line, "\"");
        st.nextToken();

        text = st.nextToken();
        st.nextToken();

        target = st.nextToken();

        if (targets.get(target) != null)
        {
          out.println("<br>" + indent + "<a href=\"" + targets.get(target)
                  + "\" target=bodyframe>" + text + "</a>");
        }
        else
          out.println("<br>" + indent + text);

        if (line.indexOf("/>") == -1)
          indent.append("&nbsp;&nbsp;&nbsp;");

      }
      // Add Googletracker.

      out.close();

    }

    catch (Exception ex)
    {

      ex.printStackTrace();

      System.out.println("\n" + line + "\n");

      System.out
              .println("Usage: move to Help directory. help2Website will read"
                      + "\nhelpTOC.xml and help.jhm producing output helpTOC.html");
    }
  }

}
