<?php

class WPBDP__CPT_Compat_Mode {

	private $current_view = '';
	private $data         = array();

	private $page_title = '';

	public function __construct() {
		add_filter( 'wpbdp_current_view', array( $this, 'maybe_change_current_view' ) );
		add_action( 'wpbdp_before_dispatch', array( $this, 'before_dispatch' ) );
		add_action( 'wpbdp_after_dispatch', array( $this, 'after_dispatch' ) );
	}

	public function maybe_change_current_view( $viewname ) {
		global $wp_query;

		$slug_dir = wpbdp_get_option( 'permalinks-directory-slug' );
		$slug_cat = wpbdp_get_option( 'permalinks-category-slug' );
		$slug_tag = wpbdp_get_option( 'permalinks-tags-slug' );

		if ( get_query_var( '_' . $slug_dir ) ) {
			$listing_id = $this->get_listing_id_from_query_var();

			if ( $listing_id ) {
				$this->data['listing_id'] = $listing_id;
				$this->current_view       = 'show_listing';
			} else {
				$wp_query->set_404();
				$wp_query->set( 'page_id', null );
				$wp_query->set( 'p', null );
				return null;
			}
		} elseif ( get_query_var( '_' . $slug_cat ) ) {
			$this->current_view = 'show_category';
		} elseif ( get_query_var( '_' . $slug_tag ) ) {
			$this->current_view = 'show_tag';
		}

		if ( $this->current_view ) {
			return $this->current_view;
		}

		return $viewname;
	}

	private function get_listing_id_from_query_var() {
		$id_or_slug = get_query_var( '_' . wpbdp_get_option( 'permalinks-directory-slug' ) );
		return wpbdp_get_post_by_id_or_slug( $id_or_slug, 'id', 'id' );
	}

	public function before_dispatch() {
		global $wp_query;

		$this->current_view = wpbdp_current_view();

		if ( ! $this->current_view ) {
			return;
		}

		switch ( $this->current_view ) {
			case 'show_listing':
				$this->data['wp_query'] = $wp_query;

				if ( isset( $this->data['listing_id'] ) ) {
					$listing_id = $this->data['listing_id'];
				} else {
					$listing_id = $this->get_listing_id_from_query_var();
				}

				$args     = array(
					'post_type' => WPBDP_POST_TYPE,
					'p'         => $listing_id,
				);
				$wp_query = new WP_Query( $args );
				$wp_query->the_post();

				break;

			case 'show_category':
				$this->data['wp_query'] = $wp_query;

				$args     = array( WPBDP_CATEGORY_TAX => get_query_var( '_' . wpbdp_get_option( 'permalinks-category-slug' ) ) );
				$wp_query = $this->get_archive_query( $args );

				break;

			case 'show_tag':
				$this->data['wp_query'] = $wp_query;

				$args     = array( WPBDP_TAGS_TAX => get_query_var( '_' . wpbdp_get_option( 'permalinks-tags-slug' ) ) );
				$wp_query = $this->get_archive_query( $args );

				break;
		}
		$this->set_title();
	}

	private function get_archive_query( $args ) {
		$args['wpbdp_main_query'] = true;
		$args['paged']            = get_query_var( 'paged' );
		$args['post_type']        = WPBDP_POST_TYPE;

		return new WP_Query( $args );
	}

	public function after_dispatch() {
		global $wp_query;

		$this->current_view = wpbdp_current_view();

		switch ( $this->current_view ) {
			case 'show_listing':
			case 'show_category':
			case 'show_tag':
				$wp_query = $this->data['wp_query'];
				wp_reset_postdata();
				break;
		}
	}

	/**
	 * Change the main page title only.
	 *
	 * @since 6.2.10
	 *
	 * @param string $title The current title to show.
	 * @param int    $id    The post id.
	 *
	 * @return string
	 */
	public function get_title( $title, $id ) {
		if ( ! $this->page_title ) {
			return $title;
		}

		$is_block = function_exists( 'wp_is_block_theme' ) && wp_is_block_theme();
		if ( is_main_query() && ( in_the_loop() || $is_block ) && $id === (int) wpbdp_get_page_id( 'main' ) ) {
			$title = $this->page_title;
		} elseif ( function_exists( 'avia_title' ) ) {
			// Change the main title in Enfold theme.
			add_filter( 'avf_title_args', array( &$this, 'enfold_title' ), 10, 2 );
			$this->enfold_maybe_add_single_title();
		} elseif ( function_exists( 'presscore_get_page_title' ) ) {
			// Change the main title in the7 theme.
			add_filter( 'presscore_get_page_title', array( &$this, 'the7_title' ), 10, 2 );
		}

		return $title;
	}

	/**
	 * Save the name for the page for later use.
	 *
	 * @since 6.2.10
	 *
	 * @return void
	 */
	private function set_title() {
		add_filter( 'the_title', array( &$this, 'get_title' ), 10, 2 );
		$object = get_queried_object();
		if ( $this->current_view === 'show_listing' ) {
			$this->page_title = $object->post_title;
		} else {
			$this->page_title = $object->name;
		}
	}

	/**
	 * Override the main title in the Enfold theme.
	 *
	 * @since 6.2.10
	 *
	 * @param array $args
	 * @param int   $id   The post id.
	 *
	 * @return array
	 */
	public function enfold_title( $args, $id ) {
		if ( $id === (int) wpbdp_get_page_id( 'main' ) ) {
			$args['title'] = $this->page_title;
		}
		return $args;
	}

	/**
	 * Display the BD-plugin title if Enfold header is disabled.
	 *
	 * @since 6.3.2
	 */
	public function enfold_maybe_add_single_title() {
		$header_settings = avia_header_setting();

		if ( $header_settings['header_title_bar'] === 'breadcrumbs_only' || $header_settings['header_title_bar'] === 'hidden_title_bar' ) {
				add_filter( 'wpbdp_heading_type', '__return_true' );
		}
	}

	/**
	 * Override the main title in the 7 theme.
	 *
	 * @since 6.2.10
	 *
	 * @param string $title
	 *
	 * @return string
	 */
	public function the7_title( $title ) {
		return $this->page_title;
	}
}
