<?php
/**
 * @package     Joomla.Libraries
 * @subpackage  HTML
 *
 * @copyright   Copyright (C) 2005 - 2017 Open Source Matters, Inc. All rights reserved.
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 */

defined('JPATH_PLATFORM') or die;

/**
 * HTML utility class for building a dropdown menu
 *
 * @since  3.2
 */
abstract class JHtmlActionsDropdown
{
	/**
	 * @var    string  HTML markup for the dropdown list
	 * @since  3.2
	 */
	protected static $dropDownList = array();

	/**
	 * Method to render current dropdown menu
	 *
	 * @param   string  $item  An item to render.
	 *
	 * @return  string  HTML markup for the dropdown list
	 *
	 * @since   3.2
	 */
	public static function render($item = '')
	{
		$html = array();

		$html[] = '<button data-toggle="dropdown" class="dropdown-toggle btn btn-micro">';
		$html[] = '<span class="caret"></span>';

		if ($item)
		{
			$html[] = '<span class="element-invisible">' . JText::sprintf('JACTIONS', $item) . '</span>';
		}

		$html[] = '</button>';
		$html[] = '<ul class="dropdown-menu">';
		$html[] = implode('', static::$dropDownList);
		$html[] = '</ul>';

		static::$dropDownList = null;

		return implode('', $html);
	}

	/**
	 * Append a publish item to the current dropdown menu
	 *
	 * @param   string  $id      ID of corresponding checkbox of the record
	 * @param   string  $prefix  The task prefix
	 *
	 * @return  void
	 *
	 * @since   3.2
	 */
	public static function publish($id, $prefix = '')
	{
		$task = ($prefix ? $prefix . '.' : '') . 'publish';
		static::addCustomItem(JText::_('JTOOLBAR_PUBLISH'), 'publish', $id, $task);
	}

	/**
	 * Append an unpublish item to the current dropdown menu
	 *
	 * @param   string  $id      ID of corresponding checkbox of the record
	 * @param   string  $prefix  The task prefix
	 *
	 * @return  void
	 *
	 * @since   3.2
	 */
	public static function unpublish($id, $prefix = '')
	{
		$task = ($prefix ? $prefix . '.' : '') . 'unpublish';
		static::addCustomItem(JText::_('JTOOLBAR_UNPUBLISH'), 'unpublish', $id, $task);
	}

	/**
	 * Append a feature item to the current dropdown menu
	 *
	 * @param   string  $id      ID of corresponding checkbox of the record
	 * @param   string  $prefix  The task prefix
	 *
	 * @return  void
	 *
	 * @since   3.2
	 */
	public static function feature($id, $prefix = '')
	{
		$task = ($prefix ? $prefix . '.' : '') . 'featured';
		static::addCustomItem(JText::_('JFEATURE'), 'featured', $id, $task);
	}

	/**
	 * Append an unfeature item to the current dropdown menu
	 *
	 * @param   string  $id      ID of corresponding checkbox of the record
	 * @param   string  $prefix  The task prefix
	 *
	 * @return  void
	 *
	 * @since   3.2
	 */
	public static function unfeature($id, $prefix = '')
	{
		$task = ($prefix ? $prefix . '.' : '') . 'unfeatured';
		static::addCustomItem(JText::_('JUNFEATURE'), 'unfeatured', $id, $task);
	}

	/**
	 * Append an archive item to the current dropdown menu
	 *
	 * @param   string  $id      ID of corresponding checkbox of the record
	 * @param   string  $prefix  The task prefix
	 *
	 * @return  void
	 *
	 * @since   3.2
	 */
	public static function archive($id, $prefix = '')
	{
		$task = ($prefix ? $prefix . '.' : '') . 'archive';
		static::addCustomItem(JText::_('JTOOLBAR_ARCHIVE'), 'archive', $id, $task);
	}

	/**
	 * Append an unarchive item to the current dropdown menu
	 *
	 * @param   string  $id      ID of corresponding checkbox of the record
	 * @param   string  $prefix  The task prefix
	 *
	 * @return  void
	 *
	 * @since   3.2
	 */
	public static function unarchive($id, $prefix = '')
	{
		$task = ($prefix ? $prefix . '.' : '') . 'unpublish';
		static::addCustomItem(JText::_('JTOOLBAR_UNARCHIVE'), 'unarchive', $id, $task);
	}

	/**
	 * Append a duplicate item to the current dropdown menu
	 *
	 * @param   string  $id      ID of corresponding checkbox of the record
	 * @param   string  $prefix  The task prefix
	 *
	 * @return  void
	 *
	 * @since   3.2
	 */
	public static function duplicate($id, $prefix = '')
	{
		$task = ($prefix ? $prefix . '.' : '') . 'duplicate';
		static::addCustomItem(JText::_('JTOOLBAR_DUPLICATE'), 'copy', $id, $task);
	}

	/**
	 * Append a trash item to the current dropdown menu
	 *
	 * @param   string  $id      ID of corresponding checkbox of the record
	 * @param   string  $prefix  The task prefix
	 *
	 * @return  void
	 *
	 * @since   3.2
	 */
	public static function trash($id, $prefix = '')
	{
		$task = ($prefix ? $prefix . '.' : '') . 'trash';
		static::addCustomItem(JText::_('JTOOLBAR_TRASH'), 'trash', $id, $task);
	}

	/**
	 * Append an untrash item to the current dropdown menu
	 *
	 * @param   string  $id      ID of corresponding checkbox of the record
	 * @param   string  $prefix  The task prefix
	 *
	 * @return  void
	 *
	 * @since   3.2
	 */
	public static function untrash($id, $prefix = '')
	{
		self::publish($id, $prefix);
	}

	/**
	 * Writes a divider between dropdown items
	 *
	 * @return  void
	 *
	 * @since   3.0
	 */
	public static function divider()
	{
		static::$dropDownList[] = '<li class="divider"></li>';
	}

	/**
	 * Append a custom item to current dropdown menu.
	 *
	 * @param   string  $label  The label of the item.
	 * @param   string  $icon   The icon classname.
	 * @param   string  $id     The item id.
	 * @param   string  $task   The task.
	 *
	 * @return  void
	 *
	 * @since   3.2
	 */
	public static function addCustomItem($label, $icon = '', $id = '', $task = '')
	{
		static::$dropDownList[] = '<li>'
			. '<a href = "javascript://" onclick="listItemTask(\'' . $id . '\', \'' . $task . '\')">'
			. ($icon ? '<span class="icon-' . $icon . '" aria-hidden="true"></span> ' : '')
			. $label
			. '</a>'
			. '</li>';
	}
}
