package net.sourceforge.phpeclipse.wiki.actions.blogwiki;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

import net.sourceforge.phpeclipse.wiki.blog.MetaWeblog;
import net.sourceforge.phpeclipse.wiki.builder.CreatePageAction;
import net.sourceforge.phpeclipse.wiki.editor.WikiEditor;
import net.sourceforge.phpeclipse.wiki.editor.WikiEditorPlugin;
import net.sourceforge.phpeclipse.wiki.internal.Configuration;
import net.sourceforge.phpeclipse.wiki.internal.ConfigurationManager;
import net.sourceforge.phpeclipse.wiki.internal.ConfigurationWorkingCopy;
import net.sourceforge.phpeclipse.wiki.internal.IConfiguration;
import net.sourceforge.phpeclipse.wiki.preferences.Util;

import org.eclipse.core.resources.IFile;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.text.TextSelection;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.jface.window.Window;
import org.eclipse.ui.IEditorActionDelegate;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.IFileEditorInput;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.dialogs.ListSelectionDialog;
import org.eclipse.ui.internal.dialogs.ListContentProvider;
import org.eclipse.ui.texteditor.AbstractTextEditor;

public final class NewPostBlogWikiAction implements IEditorActionDelegate {
  //  public static String APPKEY =
  // "1c0c75ffffffb512ffffff9575ffffff97ffffffd2ffffff87ffffff91ffffffe41dffffffc5320cffffffab544effffffc0546459ffffff83";

  private IWorkbenchWindow window;

  private AbstractTextEditor fEditor;

  public void dispose() {
  }

  public void init(IWorkbenchWindow window) {
    this.window = window;
  }

  public void selectionChanged(IAction action, ISelection selection) {
    if (selection.isEmpty()) {
      return;
    }
    if (selection instanceof TextSelection) {
      action.setEnabled(true);
      return;
    }
    if (window.getActivePage() != null && window.getActivePage().getActivePart() != null) {
      action.setEnabled(window.getActivePage().getActivePart().getClass().equals(WikiEditor.class));
    }
  }

  protected ConfigurationWorkingCopy getConfiguration() {
    List allConfigsList = ConfigurationManager.getInstance().getConfigurations();
    ArrayList configsList = new ArrayList();
    for (int i = 0; i < allConfigsList.size(); i++) {
      IConfiguration temp = (IConfiguration) allConfigsList.get(i);
      if (temp.getType().equals(WikiEditorPlugin.BLOG_A_WIKI)) {
        configsList.add(temp);
      }
    }
    Collections.sort(configsList);
    ConfigurationWorkingCopy configuration = null;
    ListSelectionDialog listSelectionDialog = new ListSelectionDialog(WikiEditorPlugin.getDefault().getWorkbench()
        .getActiveWorkbenchWindow().getShell(), configsList, new ListContentProvider(), new LabelProvider(),
        "Select blog configuration for your wiki text.");
    listSelectionDialog.setTitle("Multiple active configuration found");
    if (listSelectionDialog.open() == Window.OK) {
      Object[] locations = listSelectionDialog.getResult();
      if (locations != null) {
        for (int i = 0; i < locations.length; i++) {
          configuration = (ConfigurationWorkingCopy) locations[i];
          break;
        }
      }
    }
    return configuration;
  }

  public void run(IAction action) {
    if (fEditor == null) {
      IEditorPart targetEditor = window.getActivePage().getActiveEditor();
      if (targetEditor != null && (targetEditor instanceof AbstractTextEditor)) {
        fEditor = (AbstractTextEditor) targetEditor;
      }
    }
    if (fEditor != null) {
      boolean cache = true;
      ConfigurationWorkingCopy config = getConfiguration(); //new Configuration("http://localhost:8080/snip/RPC2", "1", "admin",
      // "admin");
      try {
        IFileEditorInput ei = (IFileEditorInput) fEditor.getEditorInput();
        IFile file = ei.getFile();
        StringBuffer htmlBuffer = new StringBuffer();
        CreatePageAction.getWikiBuffer(htmlBuffer, file);

        ArrayList images = new ArrayList();
        getImages(htmlBuffer, images);

        String[] result = new String[2];
        cache = config.promptForPassword(config.getUser(), "Insert Config", true, result);
        if (result[0] == null || result[1] == null) {
          return;
        }
        if (result[0].equals("") || result[1].equals("")) {
          return;
        }

        String title = Util.getWikiTitle(file);
        if (title != null) {
          config.setName(result[0]);
          config.setPassword(result[1]);
          MetaWeblog metaWebLog = new MetaWeblog(config);
          String guid = metaWebLog.newPost(file, title, htmlBuffer, true);
          System.out.println(guid);

          if (images.size() > 0) {
            String fullImagePath;
            String filePath = file.getLocation().toString();
            int index = filePath.lastIndexOf('/');
            if (index >= 0) {
              filePath = filePath.substring(0, index + 1);
            }
            for (int i = 0; i < images.size(); i++) {
              fullImagePath = filePath + "Image/" + images.get(i).toString();
              metaWebLog.publishAttachement(guid, fullImagePath, false);
            }
          }
        } else {
          MessageDialog.openError(null, "Undefined Blog Title: ", "Blog file name must end with *.wp");
        }
      } catch (Exception e) {
        MessageDialog.openError(null, "Exception: ", e.toString());
        e.printStackTrace();
      } finally {
        if (!cache && config != null) {
          // reset password
          config.setPassword("");
        }
      }
    }
  }

  /**
   * @param content
   *          the wikitext
   * @param images
   *          result List of image names
   */
  private void getImages(StringBuffer content, List images) {
    int startIndex = 0;
    int endIndex = 0;
    String imageName;
    while (startIndex >= 0) {
      startIndex = content.indexOf("[[Image:", startIndex);
      if (startIndex >= 0) {
        endIndex = content.indexOf("]]", startIndex + 8);
        if (endIndex < 0) {
          return;
        }
        imageName = content.substring(startIndex + 8, endIndex);
        images.add(imageName);
        startIndex += 8;
      }
    }
  }

  public void setActiveEditor(IAction action, IEditorPart targetEditor) {
    if (targetEditor != null && (targetEditor instanceof AbstractTextEditor)) {
      fEditor = (AbstractTextEditor) targetEditor;
    }
  }

}