/**
 *
 * Copyright
 * 2009-2015 Jayway Products AB
 * 2016-2017 Föreningen Sambruk
 *
 * Licensed under AGPL, Version 3.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.gnu.org/licenses/agpl.txt
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package se.streamsource.streamflow.client.util;

import org.jdesktop.application.Application;
import org.jdesktop.application.ResourceMap;

import javax.swing.*;
import java.awt.*;
import java.awt.event.KeyEvent;
import java.text.MessageFormat;
import java.util.HashMap;
import java.util.Map;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

/**
 * JAVADOC
 */
public class i18n
{
   public static final int ICON_16 = 16;
   public static final int ICON_24 = 24;

   public static String text(Enum resource, Object... arguments)
   {
      String string = getResourceMap(resource).getString(resource.name());
      if (string == null)
         string = "#" + resource.name();

      // Apply arguments, if any
      if (arguments.length > 0)
      {
         MessageFormat format = new MessageFormat(string);
         string = format.format(arguments);
      }

      return string;
   }

   public static int mnemonic(Enum resource)
   {
      ResourceMap resourceMap = getResourceMap(resource);
      Integer keycode = resourceMap.getKeyCode(resource.name());
      if (keycode == null)
         return KeyEvent.VK_UNDEFINED;
      return keycode;
   }

   public static ImageIcon icon(Enum resource)
   {
      return icon(resource, ICON_24);
   }

   public static ImageIcon icon(Enum resource, int size)
   {
      ResourceMap resourceMap = getResourceMap(resource);
      ImageIcon icon = resourceMap.getImageIcon(resource.name());
      return icon(icon, size);
   }

   public static ImageIcon icon(ImageIcon icon, int size)
   {
      if (icon == null)
         return null;

      Image image = icon.getImage();
      if (icon.getIconWidth() != size)
      {
         image = image.getScaledInstance(size, size, Image.SCALE_SMOOTH);
         icon = new ImageIcon(image);
      }
      return icon;
   }

   private static ResourceMap getResourceMap(Enum resource)
   {
      ResourceMap resourceMap = null;
      try
      {
         resourceMap = Application.getInstance().getContext().getResourceMap(resource.getClass());
      } catch (Exception e)
      {
         resourceMap = new ResourceMap(null, i18n.class.getClassLoader(), resource.getClass().getName());
      }
      if (resourceMap == null)
         throw new IllegalArgumentException("No resource map found for resource:" + resource);
      return resourceMap;
   }
}