<?php

namespace App\Support;

use App\Models\Page;

class PageStructuredData extends StructuredData
{
    public static function forPage(?Page $page, string $pageUrl, ?string $name = null, ?string $description = null): array
    {
        $pageName = $name ?: ($page
            ? (method_exists($page, 'translate')
                ? ($page->translate('meta_title') ?: $page->translate('title'))
                : ($page->meta_title ?? $page->title ?? self::siteName()))
            : self::siteName());

        $pageDescription = $description ?: ($page
            ? (method_exists($page, 'translate')
                ? ($page->translate('meta_description') ?: ($page->excerpt ?? null))
                : ($page->meta_description ?? $page->excerpt ?? null))
            : setting('seo_meta_description'));

        $webPageExtra = [];

        if ($page?->updated_at) {
            $webPageExtra['dateModified'] = $page->updated_at->toIso8601String();
        }

        if ($page?->is_homepage) {
            $webPageExtra['@type'] = 'WebPage';
        }

        $graph = [
            self::websiteNode(),
            self::organizationNode(),
            self::webPageNode($pageUrl, $pageName, $pageDescription, $webPageExtra),
            self::breadcrumbNode($pageUrl, self::breadcrumbItems($page, $pageUrl, $pageName)),
        ];

        return self::wrap($graph);
    }

    /**
     * @return array<int, array{name: string, item: string}>
     */
    protected static function breadcrumbItems(?Page $page, string $pageUrl, string $pageName): array
    {
        $items = [
            ['name' => __('pages.breadcrumb_home'), 'item' => self::siteUrl()],
        ];

        if ($page && !$page->is_homepage) {
            $items[] = ['name' => $pageName, 'item' => $pageUrl];
        }

        return $items;
    }
}