<?php
/**
 * Product Reviews
 *
 * Display the reviews and review form for the current product
 */
if( ! defined( 'ABSPATH' ) ) {  exit;  }    // Exit if accessed directly


if( ! class_exists( 'woocommerce', false ) )
{
	add_shortcode( 'av_product_review', 'avia_please_install_woo' );
	return;
}

if( ! class_exists( 'avia_sc_product_review', false ) )
{
	class avia_sc_product_review extends aviaShortcodeTemplate
	{
		/**
		 *
		 * @since 4.5.3
		 * @param AviaBuilder $builder
		 */
		public function __construct( $builder )
		{
			parent::__construct( $builder );

			/**
			 * Checks WC -> Settings -> Product -> Product reviews setting
			 *
			 * @hooked      av_comments_on_builder_posts_required		10
			 */
			add_filter( 'comments_open', array( $this, 'handler_wp_comments_open' ), 50, 2 );
		}

		/**
		 * Create the config array for the shortcode button
		 */
		protected function shortcode_insert_button()
		{
			$this->config['self_closing']	= 'yes';

			$this->config['name']			= __( 'Product Reviews', 'avia_framework' );
			$this->config['tab']			= __( 'Plugin Additions', 'avia_framework' );
			$this->config['icon']			= AviaBuilder::$path['iconsURL'] . 'sc-product-reviews.svg';
			$this->config['order']			= 9;
			$this->config['target']			= 'avia-target-insert';
			$this->config['shortcode']		= 'av_product_review';
			$this->config['tooltip']		= __( 'Display the reviews and review form for the current product', 'avia_framework' );
			$this->config['drag-level']		= 3;
			$this->config['tinyMCE']		= array( 'disable' => 'true' );
			$this->config['posttype']		= array( 'product', __( 'This element can only be used on single product pages', 'avia_framework' ) );
		}

		/**
		 * Editor Element - this function defines the visual appearance of an element on the AviaBuilder Canvas
		 * Most common usage is to define some markup in the $params['innerHtml'] which is then inserted into the drag and drop container
		 * Less often used: $params['data'] to add data attributes, $params['class'] to modify the className
		 *
		 * @param array $params			holds the default values for $content and $args.
		 * @return array				usually holds an innerHtml key that holds item specific markup.
		 */
		public function editor_element( $params )
		{
			$params = parent::editor_element( $params );

			$params['innerHtml'] .=	"<div class='avia-flex-element'>";
			$params['innerHtml'] .=		__( 'Display and allow reviews for this product. Needs to enable reviews in WC -&gt; Settings -&gt; Product -&gt; Product -&gt; Enable reviews', 'avia_framework' );
			$params['innerHtml'] .= '</div>';

			return $params;
		}

		/**
		 * Create custom stylings
		 *
		 * @since 4.8.9
		 * @param array $args
		 * @return array
		 */
		protected function get_element_styles( array $args )
		{
			$result = parent::get_element_styles( $args );

			extract( $result );



			$classes = array(
						'av-woo-product-review',
						$element_id
					);

			$element_styling->add_classes( 'container', $classes );
			$element_styling->add_classes_from_array( 'container', $meta, 'el_class' );

			$selectors = array(
						'container'		=> ".av-woo-product-review.{$element_id}"
					);


			$element_styling->add_selectors( $selectors );


			$result['default'] = $default;
			$result['atts'] = $atts;
			$result['content'] = $content;
			$result['meta'] = $meta;

			return $result;
		}

		/**
		 * Frontend Shortcode Handler
		 *
		 * @param array $atts array of attributes
		 * @param string $content text within enclosing form of shortcode element
		 * @param string $shortcodename the shortcode found, when == callback name
		 * @return string $output returns the modified html string
		 */
		public function shortcode_handler( $atts, $content = '', $shortcodename = '', $meta = '' )
		{
			global $product;

			//	fix for seo plugins which execute the do_shortcode() function before everything is loaded
			if( ! function_exists( 'WC' ) || ! WC() instanceof WooCommerce || ! is_object( WC()->query ) || ! $product instanceof WC_Product )
			{
				return '';
			}

			$result = $this->get_element_styles( compact( array( 'atts', 'content', 'shortcodename', 'meta' ) ) );

			extract( $result );

			$style_tag = $element_styling->get_style_tag( $element_id );
			$container_class = $element_styling->get_class_string( 'container' );

			$output  = '';
			$output .= $style_tag;
			$output .= "<div class='{$container_class}'>";

			ob_start();
			comments_template( 'reviews' );

			$output .=		ob_get_clean();
			$output .= '</div>';

			return $output;
		}

		/**
		 * Resets to status of current product
		 *
		 * @since 4.5.3
		 * @param boolean $open
		 * @param int $post_id
		 * @return boolean
		 */
		public function handler_wp_comments_open( $open , $post_id )
		{
			if( ! is_singular() )
			{
				return $open;
			}

			$post = get_post( $post_id );

			if( ! $post instanceof WP_Post || 'product' != get_post_type( $post_id ) )
			{
				return $open;
			}

			//	Disabled by WC option Settings -> Products -> General -> Enable reviews
			if( ! post_type_supports( 'product', 'comments' ) )
			{
				return false;
			}

			return ( 'open' == $post->comment_status );
		}
	}
}
