<?php
/**
 * Widget API: Widget Media Carousel
 *
 * @package ItalyStrap
 * @since 2.0.0
 */

namespace ItalyStrap\Widgets;

if ( ! defined( 'ABSPATH' ) or ! ABSPATH ) {
	die();
}

use \ItalyStrap\Carousel\Bootstrap;
// use \ItalyStrapAdminMediaSettings;

/**
 * Da leggere https://carlalexander.ca/polymorphism-wordpress-interfaces/
 */

/**
 * Class
 */
class Carousel extends Widget {

	/**
	 * Init the constructor
	 */
	function __construct() {

		/**
		 * I don't like this and I have to find a better solution for loading script and style for widgets.
		 */
		add_action( 'admin_enqueue_scripts', array( $this, 'upload_scripts' ) );

		/**
		 * Instance of list of image sizes
		 * @var ItalyStrapAdminMediaSettings
		 */
		// $image_size_media = new ItalyStrapAdminMediaSettings;
		$image_size_media = new \ItalyStrap\Image\Size;
		$image_size_media_array = $image_size_media->get_image_sizes();

		$fields = array_merge( $this->title_field(), require( ITALYSTRAP_PLUGIN_PATH . 'config/media-carousel.php' ) );

		/**
		 * Configure widget array.
		 * @var array
		 */
		$args = array(
			// Widget Backend label.
			'label'				=> __( 'ItalyStrap Media Carousel', 'italystrap' ),
			// Widget Backend Description.
			'description'		=> __( 'Add a image carousel for all your media files from any posts type (posts, pages, attachments and custom post type)', 'italystrap' ),
			'fields'			=> $fields,
			'widget_options'	=> array( 'customize_selective_refresh' => true ),
			'control_options'	=> array( 'width' => 450 ),
		 );

		/**
		 * Create Widget
		 */
		$this->create_widget( $args );
	}

	/**
	 * Dispay the widget content
	 *
	 * @param  array $args     Display arguments including 'before_title', 'after_title',
	 *                        'before_widget', and 'after_widget'.
	 * @param  array $instance The settings for the particular instance of the widget.
	 */
	public function widget_render( $args, $instance ) {

		$mediacarousel = new Bootstrap( $instance );

		return $mediacarousel->__get( 'output' );
	}

	/**
	 * Validate if is the format num,num,
	 * @param  int $value The vallue of the field.
	 * @return bool       Return tru if is format num,num, else return false
	 */
	function numeric_comma( $value ) {

		return (bool) preg_match( '/(?:\d+\,)+?/', $instance_value );

	}
} // class