export const SITE_URL = "https://folx.tv";
export const HOME_TITLE = "Schlager & Volksmusik News";
export const HOME_DESCRIPTION = "Aktuelle Schlager- und Volksmusik-News, Künstler-Interviews und Nachrichten aus der Musikszene. Jetzt Artikel und Videos auf FOLX TV entdecken.";

export function publisherSchema(base = SITE_URL) {
  return {
    "@type": "NewsMediaOrganization",
    "@id": `${base}/#organization`,
    name: "Folx Music Television",
    alternateName: "FOLX TV",
    url: base,
    description: HOME_DESCRIPTION,
    logo: { "@type": "ImageObject", url: `${base}/og-image.jpg` },
    sameAs: ["https://www.facebook.com/folxtv", "https://www.instagram.com/folxtv", "https://www.youtube.com/@folxmtv"],
  };
}

export function homeSchema(base = SITE_URL) {
  return { "@context": "https://schema.org", "@graph": [
    publisherSchema(base),
    { "@type": "WebSite", "@id": `${base}/#website`, url: `${base}/`,
      name: "FOLX TV", alternateName: "Folx Music Television", description: HOME_DESCRIPTION,
      inLanguage: "de-DE", publisher: { "@id": `${base}/#organization` },
      potentialAction: { "@type": "SearchAction", target: { "@type": "EntryPoint", urlTemplate: `${base}/search?q={search_term_string}` }, "query-input": "required name=search_term_string" } },
    { "@type": "CollectionPage", "@id": `${base}/#webpage`, url: `${base}/`,
      name: `${HOME_TITLE} | FOLX TV`, description: HOME_DESCRIPTION, inLanguage: "de-DE",
      isPartOf: { "@id": `${base}/#website` }, publisher: { "@id": `${base}/#organization` },
      hasPart: { "@type": "CollectionPage", "@id": `${base}/category/News#webpage`, url: `${base}/category/News`, name: "News" } }
  ] };
}

export function articleModifiedTime(content: string, published: string): string {
  const marker = /<!--folx-updated:([^>]+?)-->/.exec(content || "");
  const time = marker ? new Date(marker[1]).getTime() : NaN;
  return Number.isFinite(time) && time >= new Date(published).getTime() && time <= Date.now()
    ? new Date(time).toISOString() : published;
}

export function articleGenre(content: string) {
  const marker = /<!--\s*folx-badge:\s*([^>]*?)\s*-->/i.exec(content || "");
  const badge = (marker ? marker[1] : "MUSIC NEWS").toUpperCase();
  return badge === "MUSIC NEWS"
    ? { words: ["Volksmusik", "Schlager", "Musik News"], section: "Musik News" }
    : { words: ["Star News", "Promi News", "Promi"], section: "Star News" };
}

export const INFO_SEO: Record<string, { title: string; description: string; type: string }> = {
  "/ueber-uns": { title: "Über FOLX TV – Musik-News, Interviews und Fernsehen", description: "FOLX TV verbindet aktuelle Schlager- und Volksmusik-News mit Künstler-Interviews, Videos und eigenen TV-Produktionen. Mehr über unser Angebot.", type: "AboutPage" },
  "/kontakt": { title: "Kontakt", description: "Kontakt zu FOLX TV: Fragen zu Artikeln, Musik-News, Interviews und unserem Programm. Schreiben Sie uns über das Kontaktformular.", type: "ContactPage" },
  "/impressum": { title: "Impressum", description: "Anbieterangaben und rechtliche Informationen zu FOLX TV und dem Nachrichtenangebot auf folx.tv.", type: "WebPage" },
  "/datenschutz": { title: "Datenschutz", description: "Informationen zum Datenschutz und zur Verarbeitung personenbezogener Daten auf folx.tv.", type: "WebPage" },
  "/empfang-folx-tv": { title: "FOLX TV empfangen – Livestream, App, Kabel und IPTV", description: "Informationen zum Empfang des FOLX TV Fernsehprogramms: Livestream, Apps sowie Kabel und IPTV in Deutschland, Österreich und der Schweiz.", type: "WebPage" }
};