package org.orienteer.core.component.table.navigation;

import org.apache.wicket.AttributeModifier;
import org.apache.wicket.Component;
import org.apache.wicket.MarkupContainer;
import org.apache.wicket.ajax.markup.html.navigation.paging.AjaxPagingNavigation;
import org.apache.wicket.ajax.markup.html.navigation.paging.AjaxPagingNavigator;
import org.apache.wicket.behavior.AttributeAppender;
import org.apache.wicket.behavior.Behavior;
import org.apache.wicket.extensions.markup.html.repeater.data.table.NavigationToolbar;
import org.apache.wicket.markup.ComponentTag;
import org.apache.wicket.markup.html.WebMarkupContainer;
import org.apache.wicket.markup.html.list.LoopItem;
import org.apache.wicket.markup.html.navigation.paging.IPageable;
import org.apache.wicket.markup.html.navigation.paging.IPagingLabelProvider;
import org.apache.wicket.markup.html.navigation.paging.PagingNavigation;
import org.apache.wicket.model.IModel;
import org.apache.wicket.model.Model;

/**
 * AJAX-enabled and bootstrap orienteed {@link AjaxPagingNavigator}
 */
public class OrienteerPagingNavigator extends AjaxPagingNavigator
{
	private static class AutoDisableParent extends WebMarkupContainer
	{
		public AutoDisableParent(String id)
		{
			super(id);
		}

		@Override
		protected void onComponentTag(ComponentTag tag) {
			super.onComponentTag(tag);
			if(!get(0).isEnabledInHierarchy()) tag.append("class", "disabled", " ");
		}
	}

	public OrienteerPagingNavigator(String id, IPageable pageable,
			IPagingLabelProvider labelProvider)
	{
		super(id, pageable, labelProvider);
	}

	public OrienteerPagingNavigator(String id, IPageable pageable)
	{
		super(id, pageable);
	}

	@Override
	public MarkupContainer add(Component... childs) {
		for(Component child : childs)
		{
			String id = child.getId();
			if("first".equals(id) || "prev".equals(id) || "next".equals(id) || "last".equals(id))
			{
				super.add(new AutoDisableParent(id+"Li").add(child));
			}
			else
			{
				super.add(child);
			}
		}
		return this;
	}
	
	@Override
	protected PagingNavigation newNavigation(final String id, final IPageable pageable,
			final IPagingLabelProvider labelProvider)
		{
			return new AjaxPagingNavigation(id, pageable, labelProvider)
			{
				@Override
				protected void populateItem(LoopItem loopItem) {
					super.populateItem(loopItem);
					loopItem.add(new AttributeAppender("class", Model.of("active"), " ")
					{
						@Override
						public boolean isEnabled(Component component) {
							return !((LoopItem)component).get(0).isEnabledInHierarchy();
						}
						
					});
				}
				
			};
		}
	
}