<?php

namespace RoosterLMS\CourseInfo;

use RoosterLMS\Content\PostTypes;
use RoosterLMS\Core\Settings;

defined( 'ABSPATH' ) || exit;

final class Premoderation {

	public static function register(): void {
		add_filter( 'map_meta_cap', array( self::class, 'map' ), 30, 4 );
	}

	public static function map( $caps, $cap, $user_id, $args ): array {
		$caps = is_array( $caps ) ? $caps : (array) $caps;
		if ( 'publish_rooster_courses' !== $cap && 'publish_post' !== $cap ) {
			return $caps;
		}
		if ( ! Settings::get( 'course_premoderation' ) ) {
			return $caps;
		}
		if ( 'publish_post' === $cap ) {
			$args = is_array( $args ) ? array_values( $args ) : array();
			$post = get_post( is_numeric( $args[0] ?? null ) ? (int) $args[0] : 0 );
			if ( ! $post instanceof \WP_Post || PostTypes::COURSE !== $post->post_type ) {
				return $caps;
			}
		}
		$user_id = is_numeric( $user_id ) ? (int) $user_id : 0;
		if ( $user_id > 0 && user_can( $user_id, 'edit_others_rooster_courses' ) ) {
			return $caps;
		}
		return array( 'do_not_allow' );
	}

	public static function holds( int $user_id ): bool {
		return (bool) Settings::get( 'course_premoderation' ) && ! ( $user_id > 0 && user_can( $user_id, 'edit_others_rooster_courses' ) );
	}
}