<?php
/**
 * Class Kadence_Pro\Elements_Controller
 *
 * @package Kadence Pro
 */

namespace Kadence_Pro;

use DateTime;
use Kadence_Blocks_Frontend;
use FLBuilder;
use FLBuilderModel;
use DOMDocument;
use \Elementor\Plugin;
use \Elementor\Core\Files\CSS\Post;
use Brizy_Editor;
use Brizy_Editor_Post;
use Brizy_Editor_Project;
use Brizy_Editor_CompiledHtml;
use Brizy_Public_Main;
use SiteOrigin_Panels_Settings;
use function Kadence\kadence;
use function get_editable_roles;
use function siteorigin_panels_render;
use function do_shortcode;
use function tutor;
use function extension_loaded;
use function libxml_use_internal_errors;
/**
 * Class managing the template areas post type.
 */
class Elements_Controller {

	const SLUG = 'kadence_element';
	const TYPE_SLUG = 'element_type';
	const TYPE_META_KEY = '_kad_element_type';

	/**
	 * Set check if user wants ace block.
	 *
	 * @var $aceblock bool for ace block.
	 */
	private static $aceblock = null;
	/**
	 * Current condition
	 *
	 * @var null
	 */
	public static $current_condition = null;

	/**
	 * Current user
	 *
	 * @var null
	 */
	public static $current_user = null;

	/**
	 * Gather placeholders for elements
	 * (This method was adopted from the advanaced ads plugin)
	 *
	 * @var array $placeholders_for_elements
	 */
	private static $placeholders_for_elements = array();

	/**
	 * Instance Control
	 *
	 * @var null
	 */
	private static $instance = null;

	/**
	 * Status if single template is being used.
	 *
	 * @var null
	 */
	public static $single_template = null;

	/**
	 * Current single override
	 *
	 * @var null
	 */
	public static $loop_override = null;

	/**
	 * Throw error on object clone.
	 *
	 * The whole idea of the singleton design pattern is that there is a single
	 * object therefore, we don't want the object to be cloned.
	 *
	 * @return void
	 */
	public function __clone() {
		// Cloning instances of the class is forbidden.
		_doing_it_wrong( __FUNCTION__, esc_html__( 'Cloning instances of the class is Forbidden', 'kadence-pro' ), '1.0' );
	}

	/**
	 * Disable un-serializing of the class.
	 *
	 * @return void
	 */
	public function __wakeup() {
		// Unserializing instances of the class is forbidden.
		_doing_it_wrong( __FUNCTION__, esc_html__( 'Unserializing instances of the class is forbidden', 'kadence-pro' ), '1.0' );
	}

	/**
	 * Instance Control.
	 */
	public static function get_instance() {
		if ( is_null( self::$instance ) ) {
			self::$instance = new self();
		}
		return self::$instance;
	}

	/**
	 * Constructor function.
	 */
	public function __construct() {
		add_action( 'init', array( $this, 'register_post_type' ), 1 );
		add_filter( 'user_has_cap', array( $this, 'filter_post_type_user_caps' ) );
		add_action( 'init', array( $this, 'plugin_register' ), 20 );
		add_action( 'init', array( $this, 'register_meta' ), 20 );
		add_action( 'init', array( $this, 'setup_content_filter' ), 9 );
		add_action( 'enqueue_block_editor_assets', array( $this, 'script_enqueue' ) );
		add_action( 'wp', array( $this, 'init_frontend_hooks' ), 99 );
		add_action( 'kadence_single_product_ajax_added_to_cart', array( $this, 'init_mini_cart_hooks' ) );
		add_filter( 'kadence_post_layout', array( $this, 'element_single_layout' ), 99 );
		add_action( 'init', array( $this, 'element_gutenberg_template' ) );
		add_action( 'init', array( $this, 'register_ace_script_block' ) );
		add_action( 'kadence_theme_admin_menu', array( $this, 'create_admin_page' ) );
		add_filter( 'submenu_file', array( $this, 'current_menu_fix' ) );
		add_shortcode( self::SLUG, array( $this, 'shortcode_output' ) );
		add_action( 'wp', array( $this, 'elements_single_only_logged_in_editors' ) );
		add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_scripts' ) );
		//add_action( 'rest_request_before_callbacks', array( $this, 'filter_rest_request_for_kses' ), 100, 3 );
		add_filter( 'the_content', array( $this, 'undo_filters_for_code_output' ), 1 );
		// allow shortcode in widgets.
		add_filter( 'widget_text', 'do_shortcode' );
		//add_action( 'in_admin_header', array( $this, 'add_element_tabs' ) );
		// add_action(
		// 	'kadence_theme_admin_menu',
		// 	function() {
		// 		$this->fix_admin_menu_entry();
		// 	}
		// );


		$slug = self::SLUG;
		add_filter(
			"manage_{$slug}_posts_columns",
			function( array $columns ) : array {
				return $this->filter_post_type_columns( $columns );
			}
		);
		add_action(
			"manage_{$slug}_posts_custom_column",
			function( string $column_name, int $post_id ) {
				$this->render_post_type_column( $column_name, $post_id );
			},
			10,
			2
		);
		// if ( is_admin() ) {
		// 	add_action( 'load-post.php', array( $this, 'init_classic_metabox' ) );
		// 	add_action( 'load-post-new.php', array( $this, 'init_classic_metabox' ) );
		// }
		//add_filter( 'wpseo_sitemap_exclude_post_type', array( $this, 'sitemap_exclude_elements' ), 10, 2 );
		//add_action( 'add_meta_boxes', array( $this, 'yoast_exclude_elements' ), 100 );
		// Add tabs for element "types". Here is where that happens.
		add_filter( 'views_edit-' . self::SLUG, array( $this, 'admin_print_tabs' ) );
		add_action( 'pre_get_posts', array( $this, 'admin_filter_results' ) );
		add_action( 'admin_enqueue_scripts', array( $this, 'action_enqueue_admin_scripts' ) );
		add_action( 'wp_ajax_kadence_elements_change_status', array( $this, 'ajax_change_status' ) );
		if ( class_exists( 'Kadence_Pro\Duplicate_Elements' ) ) {
			new Duplicate_Elements( self::SLUG );
		}
	}
	/**
	 * Enqueues a script that adds sticky for single products
	 */
	public function action_enqueue_admin_scripts() {
		$current_page = get_current_screen();
		if ( 'edit-' . self::SLUG === $current_page->id ) {
			// Enqueue the post styles.
			wp_enqueue_style( 'kadence-elements-admin', KTP_URL . 'dist/elements/kadence-pro-element-post-admin.css', false, KTP_VERSION );
			wp_enqueue_script( 'kadence_elements-admin', KTP_URL . 'dist/elements/kadence-pro-element-post-admin.min.js', array( 'jquery' ), KTP_VERSION, true );
			wp_localize_script(
				'kadence_elements-admin',
				'kadence_elements_params',
				array(
					'ajax_url'   => admin_url( 'admin-ajax.php' ),
					'ajax_nonce' => wp_create_nonce( 'kadence_elements-ajax-verification' ),
					'draft' => esc_attr__( 'Draft', 'kadence-pro' ),
					'publish' => esc_attr__( 'Published', 'kadence-pro' ),
				)
			);
		}
	}
	/**
	 * Ajax callback function.
	 */
	public function ajax_change_status() {
		check_ajax_referer( 'kadence_elements-ajax-verification', 'security' );

		if ( ! isset ( $_POST['post_id'] ) || ! isset( $_POST['post_status'] ) ) {
			wp_send_json_error( __( 'Error: No post information was retrieved.', 'kadence-pro' ) );
		}
		$post_id = empty( $_POST['post_id'] ) ? '' : sanitize_text_field( wp_unslash( $_POST['post_id'] ) );
		$post_status = empty( $_POST['post_status'] ) ? '' : sanitize_text_field( wp_unslash( $_POST['post_status'] ) );
		$response = false;
		if ( 'publish' === $post_status ) {
			$response = $this->change_post_status( $post_id, 'draft' );
		} else if ( 'draft' === $post_status ) {
			$response = $this->change_post_status( $post_id, 'publish' );
		}
		if ( ! $response ) {
			$error = new WP_Error( '001', 'Post Status invalid.' );
			wp_send_json_error( $error );
		}
		wp_send_json_success();
	}
	/**
	 * Change the post status
	 * @param number $post_id - The ID of the post you'd like to change.
	 * @param string $status -  The post status publish|pending|draft|private|static|object|attachment|inherit|future|trash.
	 */
	public function change_post_status( $post_id, $status ) {
		if ( 'publish' === $status || 'draft' === $status ) {
			$current_post = get_post( $post_id );
			$current_post->post_status = $status;
			return wp_update_post( $current_post );
		} else {
			return false;
		}
	}
	/**
	 * Filter the post results if tabs selected.
	 *
	 * @param object $query An array of available list table views.
	 */
	public function admin_filter_results( $query ) {
		if ( ! ( is_admin() && $query->is_main_query() ) ) {
			return $query;
		}
		if ( ! ( isset( $query->query['post_type'] ) && 'kadence_element' === $query->query['post_type'] ) ) {
			return $query;
		}
		$screen = get_current_screen();
		if ( ! empty( $screen ) && $screen->id == 'edit-kadence_element' ) {
			if ( isset( $_REQUEST[ self::TYPE_SLUG ] ) ) {
				$type_slug = sanitize_text_field( $_REQUEST[ self::TYPE_SLUG ] );
				if ( ! empty( $type_slug ) ) {
					$query->query_vars['meta_query'] = array(
						array(
							'key'   => self::TYPE_META_KEY,
							'value' => $type_slug,
						),
					);
				}
			}
			$query->query_vars['order'] = 'ASC';
			$query->query_vars['orderby'] = 'menu_order';
		}
		return $query;
	}
	/**
	 * Print admin tabs.
	 *
	 * Used to output the conversion tabs with their labels.
	 *
	 *
	 * @param array $views An array of available list table views.
	 *
	 * @return array An updated array of available list table views.
	 */
	public function admin_print_tabs( $views ) {
		$current_type = '';
		$active_class = ' nav-tab-active';
		if ( ! empty( $_REQUEST[ self::TYPE_SLUG ] ) ) {
			$current_type = $_REQUEST[ self::TYPE_SLUG ];
			$active_class = '';
		}

		$url_args = [
			'post_type' => self::SLUG,
		];

		$baseurl = add_query_arg( $url_args, admin_url( 'edit.php' ) );
		?>
		<div id="kadence-element-tabs-wrapper" class="nav-tab-wrapper">
			<a class="nav-tab<?php echo esc_attr( $active_class ); ?>" href="<?php echo esc_url( $baseurl ); ?>">
				<?php echo esc_html__( 'All Element Items', 'kadence-pro' ); ?>
			</a>
			<?php
			$types = array(
				'default' => array( 
					'label' => __( 'Sections', 'kadence-pro' ),
				),
				'fixed' => array( 
					'label' => __( 'Fixed Items', 'kadence-pro' ),
				),
				'template' => array( 
					'label' => __( 'Templates', 'kadence-pro' ),
				),
				'script' => array( 
					'label' => __( 'HTML code', 'kadence-pro' ),
				),
			);
			foreach ( $types as $key => $type ) :
				$active_class = '';

				if ( $current_type === $key ) {
					$active_class = ' nav-tab-active';
				}

				$type_url = esc_url( add_query_arg( self::TYPE_SLUG, $key, $baseurl ) );
				$type_label = $type['label'];
				echo "<a class='nav-tab{$active_class}' href='{$type_url}'>{$type_label}</a>";
			endforeach;
			?>
		</div>
		<?php
		return $views;
	}
	/**
	 * Meta box initialization.
	 */
	public function init_classic_metabox() {
		$path = KTP_URL . 'build/';
		wp_enqueue_style( 'kadence-element-meta', KTP_URL . 'dist/build/meta-controls.css', array( 'wp-components' ), KTP_VERSION );
		wp_register_script(
			'kadence-element-classic-meta',
			$path . 'classic-meta.js',
			array( 'moment', 'react', 'react-dom', 'wp-components', 'wp-compose', 'wp-data', 'wp-element', 'wp-i18n', 'wp-polyfill', 'wp-edit-post' ),
			KTP_VERSION
		);
		add_action( 'add_meta_boxes', array( $this, 'add_metabox' ) );
	}
	/**