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<?php
/**
 * UAEL Posts Module.
 *
 * @package UAEL
 */

namespace UltimateElementor\Modules\Posts;

use UltimateElementor\Base\Module_Base;
use Elementor;

if ( ! defined( 'ABSPATH' ) ) {
	exit; // Exit if accessed directly.
}

/**
 * Class Module.
 */
class Module extends Module_Base {

/**
	 * Module should load or not.
	 *
	 * @since 1.7.0
	 * @access public
	 *
	 * @return bool true|false.
	 */
	public static function is_enable() {
		return true;
	}

/**
	 * Get Module Name.
	 *
	 * @since 1.7.0
	 * @access public
	 *
	 * @return string Module name.
	 */
	public function get_name() {
		return 'posts';
	}

/**
	 * Get Widgets.
	 *
	 * @since 1.7.0
	 * @access public
	 *
	 * @return array Widgets.
	 */
	public function get_widgets() {
		return array(
			'Posts',
		);
	}

/**
	 * Constructor.
	 */
	public function __construct() {
		parent::__construct();

/**
		 * Pagination Break.
		 *
		 * @see https://codex.wordpress.org/Making_Custom_Queries_using_Offset_and_Pagination
		 */
		add_action( 'pre_get_posts', array( $this, 'fix_query_offset' ), 1 );
		add_filter( 'found_posts', array( $this, 'fix_query_found_posts' ), 1, 2 );

add_action( 'wp_ajax_uael_get_post', array( $this, 'get_post_data' ) );
		add_action( 'wp_ajax_nopriv_uael_get_post', array( $this, 'get_post_data' ) );
	}

/**
	 * Get Post Data via AJAX call.
	 *
	 * @since 1.7.0
	 * @access public
	 */
	public function get_post_data() {

check_ajax_referer( 'uael-posts-widget-nonce', 'nonce' );

$post_id   = $_POST['page_id'];
		$widget_id = $_POST['widget_id'];
		$style_id  = $_POST['skin'];

$elementor = \Elementor\Plugin::$instance;
		$meta      = $elementor->documents->get( $post_id )->get_elements_data();

$widget_data = $this->find_element_recursive( $meta, $widget_id );

$data = array(
			'message'    => __( 'Saved', 'uael' ),
			'ID'         => '',
			'skin_id'    => '',
			'html'       => '',
			'pagination' => '',
		);

if ( null !== $widget_data ) {
			// Restore default values.
			$widget = $elementor->elements_manager->create_element_instance( $widget_data );

// Return data and call your function according to your need for ajax call.
			// You will have access to settings variable as well as some widget functions.
			$skin = TemplateBlocks\Skin_Init::get_instance( $style_id );

// Here you will just need posts based on ajax requst to attache in layout.
			$html = $skin->inner_render( $style_id, $widget );

$pagination = $skin->page_render( $style_id, $widget );

$data['ID']         = $widget->get_id();
			$data['skin_id']    = $widget->get_current_skin_id();
			$data['html']       = $html;
			$data['pagination'] = $pagination;
		}

wp_send_json_success( $data );
	}

/**
	 * Get Widget Setting data.
	 *
	 * @since 1.7.0
	 * @access public
	 * @param array  $elements Element array.
	 * @param string $form_id Element ID.
	 * @return Boolean True/False.
	 */
	public function find_element_recursive( $elements, $form_id ) {

foreach ( $elements as $element ) {
			if ( $form_id === $element['id'] ) {
				return $element;
			}

if ( ! empty( $element['elements'] ) ) {
				$element = $this->find_element_recursive( $element['elements'], $form_id );

if ( $element ) {
					return $element;
				}
			}
		}

return false;
	}

/**
	 * Query Offset Fix.
	 *
	 * @since 1.8.4
	 * @access public
	 * @param object $query query object.
	 */
	public function fix_query_offset( &$query ) {
		if ( ! empty( $query->query_vars['offset_to_fix'] ) ) {
			if ( $query->is_paged ) {
				$query->query_vars['offset'] = $query->query_vars['offset_to_fix'] + ( ( $query->query_vars['paged'] - 1 ) * $query->query_vars['posts_per_page'] );
			} else {
				$query->query_vars['offset'] = $query->query_vars['offset_to_fix'];
			}
		}
	}

/**
	 * Query Found Posts Fix.
	 *
	 * @since 1.8.4
	 * @access public
	 * @param int    $found_posts found posts.
	 * @param object $query query object.
	 * @return int string
	 */
	public function fix_query_found_posts( $found_posts, $query ) {
		$offset_to_fix = $query->get( 'offset_to_fix' );

if ( $offset_to_fix ) {
			$found_posts -= $offset_to_fix;
		}

return $found_posts;
	}
}