---
// src/components/SchemaOrg.astro
// JSON-LD (@graph): WebSite + Person (Linus) + ProfessionalService (Images by Olofsson)
// + WebPage för aktuell sida (+ FAQPage och BreadcrumbList när det är relevant).
// Allt hämtas från src/data/business.ts. null-värden utelämnas helt.
import { business, absoluteUrl, genreList } from '../data/business';
import type { FaqItem } from '../data/faq';
import { normalizePath } from '../lib/url';

export interface Props {
  title: string;
  description: string;
  path?: string;
  pageType?: 'WebPage' | 'AboutPage' | 'ContactPage' | 'CollectionPage';
  /** Namn i brödsmulan för undersidor, t.ex. "Tjänster". */
  breadcrumb?: string;
  faq?: FaqItem[];
  /** Absolut URL till sidans huvudbild (og:image). */
  imageUrl?: string;
}

const { title, description, path, pageType = 'WebPage', breadcrumb, faq, imageUrl } = Astro.props;

const site = (Astro.site ?? new URL(business.url)).toString().replace(/\/$/, '');
const pagePath = normalizePath(path ?? Astro.url.pathname);
const pageUrl = absoluteUrl(pagePath);

const ids = {
  website: `${site}/#website`,
  person: `${site}/#linus-olofsson`,
  business: `${site}/#images-by-olofsson`,
  webpage: `${pageUrl}#webpage`,
  breadcrumb: `${pageUrl}#breadcrumb`,
};

// Tar bort null/undefined/tomma listor så att okända fakta aldrig hamnar i JSON-LD.
function clean<T>(value: T): T {
  if (Array.isArray(value)) {
    return value.map(clean).filter((v) => v !== null && v !== undefined) as unknown as T;
  }
  if (value && typeof value === 'object') {
    const out: Record<string, unknown> = {};
    for (const [k, v] of Object.entries(value as Record<string, unknown>)) {
      if (v === null || v === undefined) continue;
      const c = clean(v);
      if (Array.isArray(c) && c.length === 0) continue;
      out[k] = c;
    }
    return out as T;
  }
  return value;
}

// Landet är känt (Sverige); ort och region läggs till när de fylls i business.ts.
const address = {
  '@type': 'PostalAddress',
  addressLocality: business.city,
  addressRegion: business.region,
  addressCountry: business.country.code,
};

const graph: Record<string, unknown>[] = [
  {
    '@type': 'WebSite',
    '@id': ids.website,
    url: `${site}/`,
    name: business.brand,
    inLanguage: 'sv-SE',
    publisher: { '@id': ids.business },
  },
  {
    '@type': 'Person',
    '@id': ids.person,
    name: business.person.name,
    jobTitle: business.person.jobTitle,
    url: absoluteUrl('/about'),
    description: `${business.person.jobTitle} baserad i ${business.country.name}. ${business.recognitionThirdPerson}`,
    knowsAbout: business.genres.map((g) => g.name),
    worksFor: { '@id': ids.business },
    sameAs: [business.social.linkedin, business.social.lightroom],
  },
  {
    '@type': 'ProfessionalService',
    '@id': ids.business,
    name: business.brand,
    url: `${site}/`,
    description: `${business.person.name} fotograferar ${genreList()}.`,
    email: business.email,
    telephone: business.phone,
    image: imageUrl,
    address,
    areaServed: business.serviceArea,
    priceRange: business.priceRange,
    founder: { '@id': ids.person },
    employee: { '@id': ids.person },
    sameAs: [business.social.instagram.url, business.social.facebook, business.social.flickr, business.social.lightroom],
    potentialAction: {
      '@type': 'ReserveAction',
      name: 'Skicka en bokningsförfrågan',
      target: business.portal.bookingUrl,
    },
    hasOfferCatalog: {
      '@type': 'OfferCatalog',
      name: 'Fotografering',
      itemListElement: business.genres.map((g) => ({
        '@type': 'Offer',
        priceCurrency: business.priceFromSek != null ? 'SEK' : null,
        price: business.priceFromSek,
        itemOffered: {
          '@type': 'Service',
          name: g.name,
          description: g.description,
          provider: { '@id': ids.business },
        },
      })),
    },
  },
];

const webpage: Record<string, unknown> = {
  '@type': faq?.length ? [pageType, 'FAQPage'] : pageType,
  '@id': ids.webpage,
  url: pageUrl,
  name: title,
  description,
  inLanguage: 'sv-SE',
  isPartOf: { '@id': ids.website },
  about: { '@id': ids.business },
  primaryImageOfPage: imageUrl ? { '@type': 'ImageObject', url: imageUrl } : null,
  breadcrumb: breadcrumb ? { '@id': ids.breadcrumb } : null,
  mainEntity: faq?.length
    ? faq.map((item) => ({
        '@type': 'Question',
        name: item.question,
        acceptedAnswer: { '@type': 'Answer', text: item.answer },
      }))
    : null,
};
graph.push(webpage);

if (breadcrumb) {
  graph.push({
    '@type': 'BreadcrumbList',
    '@id': ids.breadcrumb,
    itemListElement: [
      { '@type': 'ListItem', position: 1, name: 'Hem', item: `${site}/` },
      { '@type': 'ListItem', position: 2, name: breadcrumb, item: pageUrl },
    ],
  });
}

const json = JSON.stringify(clean({ '@context': 'https://schema.org', '@graph': graph })).replace(/</g, '\\u003c');
---

<script type="application/ld+json" is:inline set:html={json} />