<?php
/**
 * @package   Essential_Grid
 * @author    ThemePunch <info@themepunch.com>
 * @link      http://www.themepunch.com/essential/
 * @copyright 2021 ThemePunch
 */

if (!defined('ABSPATH')) exit();

class Essential_Grids_Widget extends WP_Widget
{

	public function __construct()
	{
		// widget actual processes
		$widget_ops = array('classname' => 'widget_ess_grid', 'description' => esc_attr__('Displays certain Essential Grid on the page', ESG_TEXTDOMAIN));
		parent::__construct('ess-grid-widget', esc_attr__('Essential Grid', ESG_TEXTDOMAIN), $widget_ops);
	}

	/**
	 * the form
	 */
	public function form($instance)
	{
		$arrGrids = Essential_Grid::get_grids_short();
		if (empty($arrGrids)) {
			echo esc_attr__("No Essential Grids found, Please create at least one!", ESG_TEXTDOMAIN);
		} else {
			$field = "ess_grid";
			$fieldPages = "ess_grid_pages";
			$fieldCheck = "ess_grid_homepage";
			$fieldTitle = "ess_grid_title";

			$gridID = @$instance[$field];
			$homepage = @$instance[$fieldCheck];
			$pagesValue = @$instance[$fieldPages];
			$title = @$instance[$fieldTitle];

			$fieldID = $this->get_field_id($field);
			$fieldName = $this->get_field_name($field);

			$fieldID_check = $this->get_field_id($fieldCheck);
			$fieldName_check = $this->get_field_name($fieldCheck);
			$checked = "";
			if ($homepage == "on")
				$checked = "checked='checked'";

			$fieldPages_ID = $this->get_field_id($fieldPages);
			$fieldPages_Name = $this->get_field_name($fieldPages);

			$fieldTitle_ID = $this->get_field_id($fieldTitle);
			$fieldTitle_Name = $this->get_field_name($fieldTitle);

			?>
			<div class="div13"></div>
			<label for="<?php echo $fieldTitle_ID; ?>"><?php esc_html_e('Title', ESG_TEXTDOMAIN); ?>:</label>
			<input type="text" name="<?php echo $fieldTitle_Name; ?>" id="<?php echo $fieldTitle_ID; ?>" value="<?php echo $title; ?>" class="widefat">
			<div class="div13"></div>

			<?php esc_html_e('Choose Essential Grid', ESG_TEXTDOMAIN); ?>:
			<select name="<?php echo $fieldName; ?>" id="<?php echo $fieldID; ?>">
				<?php foreach ($arrGrids as $id => $name) { ?>
					<option value="<?php echo $id; ?>"<?php echo ($gridID == $id) ? ' selected="selected"' : ''; ?>><?php echo $name; ?></option>
				<?php } ?>
			</select>

			<div class="div13"></div>

			<label for="<?php echo $fieldID_check; ?>"><?php esc_html_e('Home Page Only', ESG_TEXTDOMAIN); ?>:</label>
			<input type="checkbox" class="esg-widget-checkbox" name="<?php echo $fieldName_check; ?>" id="<?php echo $fieldID_check; ?>" <?php echo $checked; ?> >
			<div class="div13"></div>
			<label for="<?php echo $fieldPages_ID; ?>"><?php esc_html_e('Pages: (example: 3,8,15)', ESG_TEXTDOMAIN); ?></label>
			<input type="text" name="<?php echo $fieldPages_Name; ?>" id="<?php echo $fieldPages_ID; ?>" value="<?php echo $pagesValue; ?>">
			<div class="div13"></div>
			<?php
		}
	}

	/**
	 * update
	 */
	public function update($new_instance, $old_instance)
	{
		return ($new_instance);
	}

	/**
	 * widget output
	 */
	public function widget($args, $instance)
	{
		$grid_id = $instance["ess_grid"];
		$title = apply_filters('widget_title', empty($instance['ess_grid_title']) ? '' : $instance['ess_grid_title'], $instance); //needed for WPML translation

		$homepageCheck = @$instance["ess_grid_homepage"];
		$homepage = "";
		if ($homepageCheck == "on") $homepage = "homepage";

		$pages = $instance["ess_grid_pages"];
		if (!empty($pages)) {
			if (!empty($homepage)) $homepage .= ",";
			$homepage .= $pages;
		}

		if (empty($grid_id)) return (false);

		//widget output
		$beforeWidget = $args["before_widget"];
		$afterWidget = $args["after_widget"];
		$beforeTitle = $args["before_title"];
		$afterTitle = $args["after_title"];

		echo $beforeWidget;

		if (!empty($title)) echo $beforeTitle . $title . $afterTitle;

		$caching = get_option('tp_eg_use_cache', 'false');
		$use_cache = $caching == 'true' ? true : false;

		// Enqueue Scripts
		wp_enqueue_script('tp-tools');
		wp_enqueue_script('esg-essential-grid-script');

		// Enqueue Lightbox Style/Script
		if ($use_cache) {
			wp_enqueue_script('esg-tp-boxext');
		}

		$grid = new Essential_Grid();
		$grid->output_essential_grid($grid_id, $homepage);

		echo $afterWidget;
	}
}

/**
 * Handles the Essential based Widget Areas
 * @since 1.0.6
 */
class Essential_Grid_Widget_Areas
{
	/**
	 * Return all custom Widget Areas created by Essential Grid
	 * @since 1.0.6
	 */
	public function get_all_sidebars()
	{
		$sidebars = get_option('esg-widget-areas', false);
		return $sidebars;
	}

	/**
	 * Add new Widget Area
	 * @since 1.0.6
	 */
	public function add_new_sidebar($new_area)
	{
		if (!isset($new_area['handle']) || strlen($new_area['handle']) < 3) return esc_attr__('Wrong Handle received', ESG_TEXTDOMAIN);
		if (!isset($new_area['name']) || strlen($new_area['name']) < 3) return esc_attr__('Wrong Name received', ESG_TEXTDOMAIN);

		$sidebars = $this->get_all_sidebars();
		if ($sidebars !== false) {
			foreach ($sidebars as $handle => $name) {
				if ($handle == $new_area['handle']) return esc_attr__('Widget Area with handle already exist, choose a different handle', ESG_TEXTDOMAIN);
			}
		}
		$sidebars[$new_area['handle']] = $new_area['name'];
		$do = update_option('esg-widget-areas', $sidebars);

		return true;
	}

	/**
	 * change Widget Area by handle
	 * @since 1.0.6
	 */
	public function edit_widget_area_by_handle($edit_widget)
	{
		if (!isset($edit_widget['handle']) || strlen($edit_widget['handle']) < 3) return esc_attr__('Wrong Handle received', ESG_TEXTDOMAIN);
		if (!isset($edit_widget['name']) || strlen($edit_widget['name']) < 3) return esc_attr__('Wrong Name received', ESG_TEXTDOMAIN);

		$sidebars = $this->get_all_sidebars();
		if ($sidebars == false || !is_array($sidebars)) return esc_attr__('No Ess. Grid Widget Areas exist', ESG_TEXTDOMAIN);
		foreach ($sidebars as $handle => $name) {
			if ($handle == $edit_widget['handle']) {
				$sidebars[$handle] = $edit_widget['name'];
				$do = update_option('esg-widget-areas', $sidebars);
				return true;
			}
		}

		return false;
	}

	/**
	 * Remove Widget Area
	 * @since 1.0.6
	 */
	public function remove_widget_area_by_handle($del_handle)
	{
		$sidebars = $this->get_all_sidebars();
		foreach ($sidebars as $handle => $name) {
			if ($handle == $del_handle) {
				unset($sidebars[$handle]);
				$do = update_option('esg-widget-areas', $sidebars);
				return true;
			}
		}

		return esc_attr__('Widget Area not found! Wrong handle given.', ESG_TEXTDOMAIN);
	}

	/**
	 * Retrieve all registered Widget Areas from WordPress
	 * @since 1.0.6
	 */
	public function get_all_registered_sidebars()
	{
		global $wp_registered_sidebars;

		if (empty($wp_registered_sidebars))
			return false;
	}
}

/**
 * Adds Filter Widgets
 * @since 1.0.6
 */
class Essential_Grids_Widget_Filter extends WP_Widget
{

	public function __construct()
	{
		// widget actual processes
		$widget_ops = array(
			'classname' => 'widget_ess_grid_filter', 
			'description' => esc_attr__('Display the filter of a certain Grid (Grid Navigation Settings in Navigations tab of the Grid has to be set to Widget)', ESG_TEXTDOMAIN)
		);
		parent::__construct('ess-grid-widget-filter', esc_attr__('Essential Grid Filter', ESG_TEXTDOMAIN), $widget_ops);
	}

	/**
	 * the form
	 */
	public function form($instance)
	{
		$arrGrids = Essential_Grid::get_grids_short();
		if (empty($arrGrids)) {
			echo esc_attr__("No Essential Grids found, Please create at least one!", ESG_TEXTDOMAIN);
		} else {
			$field = "ess_grid";
			$fieldTitle = "ess_grid_title";

			$gridID = @$instance[$field];
			$title = @$instance[$fieldTitle];

			$fieldID = $this->get_field_id($field);
			$fieldName = $this->get_field_name($field);

			$fieldTitle_ID = $this->get_field_id($fieldTitle);
			$fieldTitle_Name = $this->get_field_name($fieldTitle);

			?>
			<label for="<?php echo $fieldTitle_ID; ?>"><?php esc_html_e('Title', ESG_TEXTDOMAIN); ?>:</label>
			<input type="text" name="<?php echo $fieldTitle_Name; ?>" id="<?php echo $fieldTitle_ID; ?>" value="<?php echo $title; ?>" class="widefat">
			<br><br>

			<?php esc_html_e('Choose Essential Grid', ESG_TEXTDOMAIN); ?>:
			<select name="<?php echo $fieldName; ?>" id="<?php echo $fieldID; ?>">
				<?php foreach ($arrGrids as $id => $name) { ?>
					<option value="<?php echo $id; ?>"<?php echo ($gridID == $id) ? ' selected="selected"' : ''; ?>><?php echo $name; ?></option>
				<?php } ?>
			</select>
			<div class="esg-widget-separator"></div>
			<?php
		}
	}

	/**
	 * update
	 */
	public function update($new_instance, $old_instance)
	{
		return ($new_instance);
	}

	/**
	 * widget output
	 */
	public function widget($args, $instance)
	{
		$grid_id = $instance["ess_grid"];
		$title = @$instance["ess_grid_title"];
		if (empty($grid_id))
			return (false);

		$base = new Essential_Grid_Base();
		$grid = new Essential_Grid();

		$grids = $grid->get_grids_short_widgets();
		if (!isset($grids[$grid_id]))
			return false;

		$grid_handle = $grids[$grid_id];

		//widget output
		$beforeWidget = $args["before_widget"];
		$afterWidget = $args["after_widget"];
		$beforeTitle = $args["before_title"];
		$afterTitle = $args["after_title"];

		echo $beforeWidget;

		if (!empty($title))
			echo $beforeTitle . $title . $afterTitle;

		if ($base->is_shortcode_with_handle_exist($grid_handle)) {
			$my_grid = $grid->init_by_id($grid_id);
			if (!$my_grid) return false; //be silent
			$grid->output_grid_filter();
		}
		echo $afterWidget;
	}
}

/**
 * Adds Pagination Widgets
 * @since 1.0.6
 */
class Essential_Grids_Widget_Pagination extends WP_Widget
{

	public function __construct()
	{
		// widget actual processes
		$widget_ops = array('classname' => 'widget_ess_grid_pagination', 'description' => esc_attr__('Display the pagination of a certain Grid (Grid Navigation Settings in Navigations tab of the Grid has to be set to Widget)', ESG_TEXTDOMAIN));
		parent::__construct('ess-grid-widget-pagination', esc_attr__('Essential Grid Pagination', ESG_TEXTDOMAIN), $widget_ops);
	}

	/**
	 * the form
	 */
	public function form($instance)
	{
		$arrGrids = Essential_Grid::get_grids_short();
		if (empty($arrGrids)) {
			echo esc_attr__("No Essential Grids found, Please create at least one!", ESG_TEXTDOMAIN);
		} else {
			$field = "ess_grid";
			$fieldTitle = "ess_grid_title";

			$gridID = @$instance[$field];
			$title = @$instance[$fieldTitle];

			$fieldID = $this->get_field_id($field);
			$fieldName = $this->get_field_name($field);

			$fieldTitle_ID = $this->get_field_id($fieldTitle);
			$fieldTitle_Name = $this->get_field_name($fieldTitle);
			?>
			<label for="<?php echo $fieldTitle_ID; ?>"><?php esc_html_e('Title', ESG_TEXTDOMAIN); ?>:</label>
			<input type="text" name="<?php echo $fieldTitle_Name; ?>" id="<?php echo $fieldTitle_ID; ?>" value="<?php echo $title; ?>" class="widefat">
			<br><br>

			<?php esc_html_e('Choose Essential Grid', ESG_TEXTDOMAIN); ?>:
			<select name="<?php echo $fieldName; ?>" id="<?php echo $fieldID; ?>">
				<?php foreach ($arrGrids as $id => $name) { ?>
					<option value="<?php echo $id; ?>"<?php echo ($gridID == $id) ? ' selected="selected"' : ''; ?>><?php echo $name; ?></option>
				<?php } ?>
			</select>
			<div class="esg-widget-separator"></div>
			<?php
		}
	}

	/**
	 * update
	 */
	public function update($new_instance, $old_instance)
	{
		return ($new_instance);
	}

	/**
	 * widget output
	 */
	public function widget($args, $instance)
	{
		$grid_id = $instance["ess_grid"];
		$title = @$instance["ess_grid_title"];

		if (empty($grid_id))
			return (false);

		$base = new Essential_Grid_Base();
		$grid = new Essential_Grid();

		$grids = $grid->get_grids_short_widgets();
		if (!isset($grids[$grid_id]))
			return false;

		$grid_handle = $grids[$grid_id];

		//widget output
		$beforeWidget = $args["before_widget"];
		$afterWidget = $args["after_widget"];
		$beforeTitle = $args["before_title"];
		$afterTitle = $args["after_title"];

		echo $beforeWidget;

		if (!empty($title))
			echo $beforeTitle . $title . $afterTitle;

		if ($base->is_shortcode_with_handle_exist($grid_handle)) {
			$eg_nav = new Essential_Grid_Navigation();
			echo $eg_nav->output_pagination();
		}

		echo $afterWidget;
	}
}

/**
 * Adds Pagination Widgets
 * @since 1.0.6
 */
class Essential_Grids_Widget_Pagination_Left extends WP_Widget
{

	public function __construct()
	{
		// widget actual processes
		$widget_ops = array('classname' => 'widget_ess_grid_pagination_left', 'description' => esc_attr__('Display the Left Icon for pagination of a certain Grid (Grid Navigation Settings in Navigations tab of the Grid has to be set to Widget)', ESG_TEXTDOMAIN));
		parent::__construct('ess-grid-widget-pagination-left', esc_attr__('Essential Grid Pagination Left', ESG_TEXTDOMAIN), $widget_ops);
	}

	/**
	 * the form
	 */
	public function form($instance)
	{
		$arrGrids = Essential_Grid::get_grids_short();
		if (empty($arrGrids)) {
			echo esc_attr__("No Essential Grids found, Please create at least one!", ESG_TEXTDOMAIN);
		} else {
			$field = "ess_grid";
			$fieldTitle = "ess_grid_title";

			$gridID = @$instance[$field];
			$title = @$instance[$fieldTitle];

			$fieldID = $this->get_field_id($field);
			$fieldName = $this->get_field_name($field);

			$fieldTitle_ID = $this->get_field_id($fieldTitle);
			$fieldTitle_Name = $this->get_field_name($fieldTitle);
			?>
			<label for="<?php echo $fieldTitle_ID; ?>"><?php esc_html_e('Title', ESG_TEXTDOMAIN); ?>:</label>
			<input type="text" name="<?php echo $fieldTitle_Name; ?>" id="<?php echo $fieldTitle_ID; ?>" value="<?php echo $title; ?>" class="widefat">
			<br><br>

			<?php esc_html_e('Choose Essential Grid', ESG_TEXTDOMAIN); ?>:
			<select name="<?php echo $fieldName; ?>" id="<?php echo $fieldID; ?>">
				<?php foreach ($arrGrids as $id => $name) { ?>
					<option value="<?php echo $id; ?>"<?php echo ($gridID == $id) ? ' selected="selected"' : ''; ?>><?php echo $name; ?></option>
				<?php } ?>
			</select>
			<div class="esg-widget-separator"></div>
			<?php
		}
	}

	/**
	 * update
	 */
	public function update($new_instance, $old_instance)
	{
		return ($new_instance);
	}

	/**
	 * widget output
	 */
	public function widget($args, $instance)
	{
		$grid_id = $instance["ess_grid"];
		$title = @$instance["ess_grid_title"];

		if (empty($grid_id))
			return (false);

		$base = new Essential_Grid_Base();
		$grid = new Essential_Grid();

		$grids = $grid->get_grids_short_widgets();
		if (!isset($grids[$grid_id]))
			return false;

		$grid_handle = $grids[$grid_id];

		//widget output
		$beforeWidget = $args["before_widget"];
		$afterWidget = $args["after_widget"];
		$beforeTitle = $args["before_title"];
		$afterTitle = $args["after_title"];

		echo $beforeWidget;

		if (!empty($title))
			echo $beforeTitle . $title . $afterTitle;

		if ($base->is_shortcode_with_handle_exist($grid_handle)) {
			$eg_nav = new Essential_Grid_Navigation();
			echo $eg_nav->output_navigation_left();
		}

		echo $afterWidget;
	}
}

/**
 * Adds Pagination Widgets
 * @since 1.0.6
 */
class Essential_Grids_Widget_Pagination_Right extends WP_Widget
{

	public function __construct()
	{
		// widget actual processes
		$widget_ops = array('classname' => 'widget_ess_grid_pagination_right', 'description' => esc_attr__('Display the Right Icon for pagination of a certain Grid (Grid Navigation Settings in Navigations tab of the Grid has to be set to Widget)', ESG_TEXTDOMAIN));
		parent::__construct('ess-grid-widget-pagination-right', esc_attr__('Essential Grid Pagination Right', ESG_TEXTDOMAIN), $widget_ops);
	}

	/**
	 * the form
	 */
	public function form($instance)
	{
		$arrGrids = Essential_Grid::get_grids_short();
		if (empty($arrGrids)) {
			echo esc_attr__("No Essential Grids found, Please create at least one!", ESG_TEXTDOMAIN);
		} else {
			$field = "ess_grid";
			$fieldTitle = "ess_grid_title";

			$gridID = @$instance[$field];
			$title = @$instance[$fieldTitle];

			$fieldID = $this->get_field_id($field);
			$fieldName = $this->get_field_name($field);

			$fieldTitle_ID = $this->get_field_id($fieldTitle);
			$fieldTitle_Name = $this->get_field_name($fieldTitle);

			?>
			<label for="<?php echo $fieldTitle_ID; ?>"><?php esc_html_e('Title', ESG_TEXTDOMAIN); ?>:</label>
			<input type="text" name="<?php echo $fieldTitle_Name; ?>" id="<?php echo $fieldTitle_ID; ?>"  value="<?php echo $title; ?>" class="widefat">
			<br><br>

			<?php esc_html_e('Choose Essential Grid', ESG_TEXTDOMAIN); ?>:
			<select name="<?php echo $fieldName; ?>" id="<?php echo $fieldID; ?>">
				<?php foreach ($arrGrids as $id => $name) { ?>
					<option value="<?php echo $id; ?>"<?php echo ($gridID == $id) ? ' selected="selected"' : ''; ?>><?php echo $name; ?></option>
				<?php } ?>
			</select>
			<div class="esg-widget-separator"></div>
			<?php
		}
	}

	/**
	 * update
	 */
	public function update($new_instance, $old_instance)
	{
		return ($new_instance);
	}

	/**
	 * widget output
	 */
	public function widget($args, $instance)
	{
		$grid_id = $instance["ess_grid"];
		$title = @$instance["ess_grid_title"];

		if (empty($grid_id))
			return (false);

		$base = new Essential_Grid_Base();
		$grid = new Essential_Grid();

		$grids = $grid->get_grids_short_widgets();
		if (!isset($grids[$grid_id]))
			return false;

		$grid_handle = $grids[$grid_id];

		//widget output
		$beforeWidget = $args["before_widget"];
		$afterWidget = $args["after_widget"];
		$beforeTitle = $args["before_title"];
		$afterTitle = $args["after_title"];

		echo $beforeWidget;

		if (!empty($title))
			echo $beforeTitle . $title . $afterTitle;

		if ($base->is_shortcode_with_handle_exist($grid_handle)) {
			$eg_nav = new Essential_Grid_Navigation();
			echo $eg_nav->output_navigation_right();
		}

		echo $afterWidget;
	}
}

/**
 * Adds Pagination Widgets
 * @since 1.0.6
 */
class Essential_Grids_Widget_Sorting extends WP_Widget
{

	public function __construct()
	{
		// widget actual processes
		$widget_ops = array('classname' => 'widget_ess_grid_sorting', 'description' => esc_attr__('Display the Sorting of a certain Grid (Grid Navigation Settings in Navigations tab of the Grid has to be set to Widget)', ESG_TEXTDOMAIN));
		parent::__construct('ess-grid-widget-sorting', esc_attr__('Essential Grid Sorting', ESG_TEXTDOMAIN), $widget_ops);
	}

	/**
	 * the form
	 */
	public function form($instance)
	{
		$arrGrids = Essential_Grid::get_grids_short();
		if (empty($arrGrids)) {
			echo esc_attr__("No Essential Grids found, Please create at least one!", ESG_TEXTDOMAIN);
		} else {
			$field = "ess_grid";
			$fieldTitle = "ess_grid_title";

			$gridID = @$instance[$field];
			$title = @$instance[$fieldTitle];

			$fieldID = $this->get_field_id($field);
			$fieldName = $this->get_field_name($field);

			$fieldTitle_ID = $this->get_field_id($fieldTitle);
			$fieldTitle_Name = $this->get_field_name($fieldTitle);

			?>
			<label for="<?php echo $fieldTitle_ID; ?>"><?php esc_html_e('Title', ESG_TEXTDOMAIN); ?>:</label>
			<input type="text" name="<?php echo $fieldTitle_Name; ?>" id="<?php echo $fieldTitle_ID; ?>" value="<?php echo $title; ?>" class="widefat">
			<br><br>

			<?php esc_html_e('Choose Essential Grid', ESG_TEXTDOMAIN); ?>:
			<select name="<?php echo $fieldName; ?>" id="<?php echo $fieldID; ?>">
				<?php foreach ($arrGrids as $id => $name) { ?>
					<option value="<?php echo $id; ?>"<?php echo ($gridID == $id) ? ' selected="selected"' : ''; ?>><?php echo $name; ?></option>
				<?php } ?>
			</select>
			<div class="esg-widget-separator"></div>
			<?php
		}
	}

	/**
	 * update
	 */
	public function update($new_instance, $old_instance)
	{
		return ($new_instance);
	}

	/**
	 * widget output
	 */
	public function widget($args, $instance)
	{
		$grid_id = $instance["ess_grid"];
		$title = @$instance["ess_grid_title"];

		if (empty($grid_id))
			return (false);

		$base = new Essential_Grid_Base();
		$grid = new Essential_Grid();

		$grids = $grid->get_grids_short_widgets();
		if (!isset($grids[$grid_id]))
			return false;

		$grid_handle = $grids[$grid_id];

		//widget output
		$beforeWidget = $args["before_widget"];
		$afterWidget = $args["after_widget"];
		$beforeTitle = $args["before_title"];
		$afterTitle = $args["after_title"];

		echo $beforeWidget;

		if (!empty($title))
			echo $beforeTitle . $title . $afterTitle;

		if ($base->is_shortcode_with_handle_exist($grid_handle)) {
			$my_grid = $grid->init_by_id($grid_id);
			if (!$my_grid) return false; //be silent

			$grid->output_grid_sorting();
		}

		echo $afterWidget;
	}
}

/**
 * Adds Pagination Widgets
 * @since 1.0.6
 */
class Essential_Grids_Widget_Cart extends WP_Widget
{

	public function __construct()
	{
		// widget actual processes
		$widget_ops = array('classname' => 'widget_ess_grid_cart', 'description' => esc_attr__('Display the WooCommerce Cart of a certain Grid (Grid Navigation Settings in Navigations tab of the Grid has to be set to Widget)', ESG_TEXTDOMAIN));
		parent::__construct('ess-grid-widget-cart', esc_attr__('Essential Grid WooCommerce Cart', ESG_TEXTDOMAIN), $widget_ops);
	}

	/**
	 * the form
	 */
	public function form($instance)
	{
		$arrGrids = Essential_Grid::get_grids_short();
		if (empty($arrGrids)) {
			echo esc_attr__("No Essential Grids found, Please create at least one!", ESG_TEXTDOMAIN);
		} else {
			$field = "ess_grid";
			$fieldTitle = "ess_grid_title";

			$gridID = @$instance[$field];
			$title = @$instance[$fieldTitle];

			$fieldID = $this->get_field_id($field);
			$fieldName = $this->get_field_name($field);

			$fieldTitle_ID = $this->get_field_id($fieldTitle);
			$fieldTitle_Name = $this->get_field_name($fieldTitle);

			?>
			<label for="<?php echo $fieldTitle_ID; ?>"><?php esc_html_e('Title', ESG_TEXTDOMAIN); ?>:</label>
			<input type="text" name="<?php echo $fieldTitle_Name; ?>" id="<?php echo $fieldTitle_ID; ?>" value="<?php echo $title; ?>" class="widefat">
			<br><br>
			<?php esc_html_e('Choose Essential Grid', ESG_TEXTDOMAIN); ?>:
			<select name="<?php echo $fieldName; ?>" id="<?php echo $fieldID; ?>">
				<?php foreach ($arrGrids as $id => $name) { ?>
					<option value="<?php echo $id; ?>"<?php echo ($gridID == $id) ? ' selected="selected"' : ''; ?>><?php echo $name; ?></option>
				<?php } ?>
			</select>
			<div class="esg-widget-separator"></div>
			<?php
		}
	}

	/**
	 * update
	 */
	public function update($new_instance, $old_instance)
	{
		return ($new_instance);
	}

	/**
	 * widget output
	 */
	public function widget($args, $instance)
	{
		$grid_id = $instance["ess_grid"];
		$title = @$instance["ess_grid_title"];

		if (empty($grid_id))
			return (false);

		$base = new Essential_Grid_Base();
		$grid = new Essential_Grid();

		$grids = $grid->get_grids_short_widgets();
		if (!isset($grids[$grid_id]))
			return false;

		$grid_handle = $grids[$grid_id];

		//widget output
		$beforeWidget = $args["before_widget"];
		$afterWidget = $args["after_widget"];
		$beforeTitle = $args["before_title"];
		$afterTitle = $args["after_title"];

		echo $beforeWidget;

		if (!empty($title))
			echo $beforeTitle . $title . $afterTitle;

		if ($base->is_shortcode_with_handle_exist($grid_handle)) {
			$eg_nav = new Essential_Grid_Navigation();
			echo $eg_nav->output_cart();
		}

		echo $afterWidget;
	}
}