<?php
namespace JVBase\inc\registrar\helpers;

use JVBase\meta\Meta;
use JVBase\registrar\Registrar;
use WP_Post;

if (!defined('ABSPATH')) {
	exit;
}

class HideSingle {
	protected string $slug;
	protected string $postType;
	protected Registrar $registrar;
	public function __construct(string $slug, Registrar $registrar) {
		$this->slug = $slug;
		$this->postType = jvbCheckBase($slug);
		$this->registrar = $registrar;

		if ($this->registrar->hasFeature('hide_single')) {
			add_filter('is_post_type_viewable', [$this, 'hideFromPublic']);
			if ($this->registrar->hasFeature('redirect_to_author')) {
				add_filter('post_type_link', [$this, 'redirectSingleToAuthor'], 15, 2);
				add_action('template_redirect', [$this, 'actuallyRedirectToAuthor']);
			} else {
				add_filter('post_type_link', [$this, 'redirectSingleToArchive'], 15, 2);
				add_action('template_redirect', [$this, 'actuallyRedirectToArchive']);
			}
		}
	}

	/**
	 * Use $this->hide_single
	 * @param bool $is_viewable
	 * @return bool
	 */
	public function hideFromPublic(bool $is_viewable):bool
	{
		if (!is_admin() && is_singular($this->postType)) {
			return false;
		}
		return $is_viewable;
	}

	/**
	 * Use $this->redirect_to_author for this method
	 * @param string $url
	 * @param \WP_Post $post
	 * @return string
	 */
	public function redirectSingleToAuthor(string $url, \WP_Post $post): string
	{
		if ($post->post_type !== $this->postType) {
			return $url;
		}

		// Redirect to author page or archive
		$user_link = jvbUserProfileLink($post->post_author);
		if ($user_link) {
			$query_var = str_replace(BASE, '', $post->post_type);
			return add_query_arg($query_var, $post->ID, get_permalink($user_link));
		}

		return get_post_type_archive_link($post->post_type);
	}
	public function actuallyRedirectToAuthor():void
	{
		if (is_singular($this->postType)) {
			global $post;
			$url = $this->redirectSingleToAuthor('', $post);
			$url = add_query_arg($this->slug, $post->ID, $url);
			wp_redirect($url, 301);
			exit;
		}
	}

	/**
	 * Use $this->hide_single
	 * @param string $url
	 * @param \WP_Post $post
	 * @return string
	 */
	public function redirectSingleToArchive(string $url, \WP_Post $post): string
	{
		if ($post->post_type !== $this->postType) {
			return $url;
		}

		return get_post_type_archive_link($post->post_type).'#'.$post->post_name;
	}


	public function actuallyRedirectToArchive():void
	{
		if (is_singular($this->postType)) {
			global $post;
			$url = get_post_type_archive_link($this->postType).'#'.$post->post_name;
			wp_redirect($url, 301);
			exit;
		}
	}
}