package net.sourceforge.phpeclipse.wiki.export.html;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.nio.MappedByteBuffer;
import java.nio.channels.FileChannel;
import java.util.TreeSet;

import net.sourceforge.phpeclipse.wiki.builder.CreatePageAction;
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.IResource;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;

//import de.java2html.converter.JavaSource2HTMLConverter;
//import de.java2html.javasource.JavaSource;
//import de.java2html.javasource.JavaSourceParser;
//import de.java2html.options.Java2HtmlConversionOptions;

public final class WikiHTMLExporter {

  public static final String HTML_EXTENSION = ".html";

  public static final String WORKSPACE = "workspace";

  //  private File exportDirectory;

  //    private ExportLinkMaker exportLinkMaker;
  private TreeSet index;

  public WikiHTMLExporter() {
    //        exportLinkMaker = new ExportLinkMaker();
    index = new TreeSet(String.CASE_INSENSITIVE_ORDER);
  }

  public void export(IContainer folder, String exportDirectoryName, String srcBasePath, IProgressMonitor monitor) throws IOException, CoreException,
      InstantiationException, IllegalAccessException, ClassNotFoundException {
    //    exportDirectory = new File(exportDirectoryName);
    IResource[] resources = folder.members(IResource.FILE);
    String templateFileName = Util.getExportTemplate(folder);
//    monitor.beginTask(WikiEditorPlugin.getResourceString("Export.wikiPages"), resources.length + 1);
    for (int i = 0; i < resources.length; i++) {
      if (resources[i] instanceof IFile) {
        monitor.subTask(WikiEditorPlugin.getResourceString("Export.exportFile")+resources[i].getLocation());
        CreatePageAction.createPage(templateFileName, (IFile) resources[i], exportDirectoryName, srcBasePath);
        monitor.worked(1);
      } else if (resources[i] instanceof IFolder) {
        monitor.subTask(WikiEditorPlugin.getResourceString("Export.exportFolder")+resources[i].getLocation());
        export((IFolder) resources[i], exportDirectoryName, srcBasePath, monitor);
        monitor.worked(1);
      }
    }
  }

  private void copy(File source, File dest) throws IOException {
    FileChannel in = null;
    FileChannel out = null;
    try {
      in = new FileInputStream(source).getChannel();
      out = new FileOutputStream(dest).getChannel();
      long size = in.size();
      MappedByteBuffer buf = in.map(FileChannel.MapMode.READ_ONLY, 0, size);
      out.write(buf);
    } finally {
      if (in != null) {
        in.close();
      }
      if (out != null) {
        out.close();
      }
    }
  }

  private boolean isWikiFile(IResource resource) {
    return resource instanceof IFile && resource.getFileExtension().equals("wp");
  }

  //  private File createHtmlFile(String name) {
  //    return new File(exportDirectory, name + WikiPDFExporter.HTML_EXTENSION);
  //  }
}