import { setRequestLocale } from 'next-intl/server';
import Link from 'next/link';
import type { Metadata } from 'next';

type Props = {
  params: Promise<{ locale: string }>;
};

const BASE_URL = process.env.NEXT_PUBLIC_SITE_URL || 'https://damjan-savic.com';

export async function generateMetadata({ params }: Props): Promise<Metadata> {
  const { locale } = await params;

  const titles: Record<string, string> = {
    de: 'Impressum | Damjan Savić - KI Entwickler Köln',
    en: 'Legal Notice | Damjan Savić - AI Developer',
    sr: 'Impresum | Damjan Savić - AI Developer',
  };

  const descriptions: Record<string, string> = {
    de: 'Impressum und rechtliche Informationen für die Portfolio-Website von Damjan Savić, KI Entwickler und Automation Specialist aus Köln.',
    en: 'Legal notice and contact information for Damjan Savić portfolio website, AI Developer and Automation Specialist.',
    sr: 'Pravno obavestenje i kontakt informacije za portfolio veb sajt Damjana Savića, AI Developer i Automation Specialist.',
  };

  const localePath = locale === 'de' ? '/imprint' : `/${locale}/imprint`;

  return {
    title: titles[locale] || titles.de,
    description: descriptions[locale] || descriptions.de,
    alternates: {
      canonical: `${BASE_URL}${localePath}`,
      languages: {
        'x-default': `${BASE_URL}/imprint`,
        de: `${BASE_URL}/imprint`,
        en: `${BASE_URL}/en/imprint`,
        sr: `${BASE_URL}/sr/imprint`,
      },
    },
    openGraph: {
      title: titles[locale] || titles.de,
      description: descriptions[locale] || descriptions.de,
      url: `${BASE_URL}${localePath}`,
      type: 'website',
      locale: locale === 'de' ? 'de_DE' : locale === 'sr' ? 'sr_RS' : 'en_US',
      alternateLocale: ['de_DE', 'en_US', 'sr_RS'].filter(l => l !== (locale === 'de' ? 'de_DE' : locale === 'sr' ? 'sr_RS' : 'en_US')),
    },
    robots: {
      index: true,
      follow: true,
    },
  };
}

export default async function ImprintPage({ params }: Props) {
  const { locale } = await params;
  setRequestLocale(locale);

  const content: Record<string, {
    title: string;
    contact: { title: string; content: string[] };
    liability: { title: string; sections: { title: string; content: string }[] };
    copyright: { title: string; content: string };
    images: { title: string; content: string[] };
    privacy: { title: string; content: string; link: string };
    technical: { title: string; design: string; tech: string };
    copyrightNotice: string;
  }> = {
    de: {
      title: 'Impressum',
      contact: {
        title: 'Kontakt',
        content: [
          'Damjan Savić',
          'Fullstack Developer & Digital Solutions Consultant',
          'E-Mail: info@damjan-savic.com',
          'Website: https://damjan-savic.com',
        ],
      },
      liability: {
        title: 'Haftungsausschluss',
        sections: [
          {
            title: 'Haftung für Inhalte',
            content: 'Die Inhalte meiner Seiten wurden mit größter Sorgfalt erstellt. Für die Richtigkeit, Vollständigkeit und Aktualität der Inhalte kann ich jedoch keine Gewähr übernehmen.',
          },
          {
            title: 'Haftung für Links',
            content: 'Meine Website enthält Links zu externen Websites Dritter, auf deren Inhalte ich keinen Einfluss habe. Deshalb kann ich für diese fremden Inhalte auch keine Gewähr übernehmen. Für die Inhalte der verlinkten Seiten ist stets der jeweilige Anbieter oder Betreiber der Seiten verantwortlich.',
          },
        ],
      },
      copyright: {
        title: 'Urheberrecht',
        content: 'Die durch den Seitenbetreiber erstellten Inhalte und Werke auf diesen Seiten unterliegen dem deutschen Urheberrecht. Die Vervielfältigung, Bearbeitung, Verbreitung und jede Art der Verwertung außerhalb der Grenzen des Urheberrechtes bedürfen der schriftlichen Zustimmung des jeweiligen Autors bzw. Erstellers.',
      },
      images: {
        title: 'Bildnachweise',
        content: [
          'Eigene Aufnahmen und Erstellungen',
          'Icons: Heroicons, Tabler Icons (MIT Lizenz)',
          'Weitere Bildquellen sind direkt bei den jeweiligen Bildern angegeben',
        ],
      },
      privacy: {
        title: 'Datenschutz',
        content: 'Die Nutzung unserer Webseite ist in der Regel ohne Angabe personenbezogener Daten möglich. Weitere Informationen zum Datenschutz finden Sie in unserer',
        link: 'Datenschutzerklärung',
      },
      technical: {
        title: 'Technische Umsetzung',
        design: 'Design & Entwicklung: Damjan Savić',
        tech: 'Technologien: Next.js, TypeScript, Tailwind CSS',
      },
      copyrightNotice: 'Alle Rechte vorbehalten.',
    },
    en: {
      title: 'Legal Notice',
      contact: {
        title: 'Contact',
        content: [
          'Damjan Savić',
          'Fullstack Developer & Digital Solutions Consultant',
          'Email: info@damjan-savic.com',
          'Website: https://damjan-savic.com',
        ],
      },
      liability: {
        title: 'Disclaimer',
        sections: [
          {
            title: 'Liability for Content',
            content: 'The contents of my pages were created with the utmost care. However, I cannot guarantee the accuracy, completeness and timeliness of the content.',
          },
          {
            title: 'Liability for Links',
            content: 'My website contains links to external websites of third parties, over whose content I have no influence. Therefore, I cannot assume any liability for this external content. The respective provider or operator of the pages is always responsible for the content of the linked pages.',
          },
        ],
      },
      copyright: {
        title: 'Copyright',
        content: 'The content and works created by the site operator on these pages are subject to German copyright law. Reproduction, editing, distribution and any kind of exploitation outside the limits of copyright require the written consent of the respective author or creator.',
      },
      images: {
        title: 'Image Credits',
        content: [
          'Own photographs and creations',
          'Icons: Heroicons, Tabler Icons (MIT License)',
          'Other image sources are indicated directly at the respective images',
        ],
      },
      privacy: {
        title: 'Privacy',
        content: 'The use of our website is generally possible without providing personal data. For more information on data protection, please see our',
        link: 'Privacy Policy',
      },
      technical: {
        title: 'Technical Implementation',
        design: 'Design & Development: Damjan Savić',
        tech: 'Technologies: Next.js, TypeScript, Tailwind CSS',
      },
      copyrightNotice: 'All rights reserved.',
    },
    sr: {
      title: 'Pravno obavestenje',
      contact: {
        title: 'Kontakt',
        content: [
          'Damjan Savić',
          'Fullstack Developer & Digital Solutions Consultant',
          'Email: info@damjan-savic.com',
          'Website: https://damjan-savic.com',
        ],
      },
      liability: {
        title: 'Odricanje od odgovornosti',
        sections: [
          {
            title: 'Odgovornost za sadrzaj',
            content: 'Sadrzaj mojih stranica je kreiran sa najvecom paznjom. Medjutim, ne mogu garantovati tacnost, potpunost i aktuelnost sadrzaja.',
          },
          {
            title: 'Odgovornost za linkove',
            content: 'Moja web stranica sadrzi linkove ka eksternim web stranicama trecih lica, na ciji sadrzaj nemam uticaja. Stoga ne mogu preuzeti nikakvu odgovornost za ovaj eksterni sadrzaj.',
          },
        ],
      },
      copyright: {
        title: 'Autorska prava',
        content: 'Sadrzaj i dela koja je kreirao vlasnik sajta na ovim stranicama podlezu nemackom zakonu o autorskim pravima.',
      },
      images: {
        title: 'Krediti za slike',
        content: [
          'Sopstvene fotografije i kreacije',
          'Ikone: Heroicons, Tabler Icons (MIT Licenca)',
          'Drugi izvori slika su naznaceni direktno kod odgovarajucih slika',
        ],
      },
      privacy: {
        title: 'Privatnost',
        content: 'Koriscenje nase web stranice je generalno moguce bez navodjenja licnih podataka. Za vise informacija o zastiti podataka, pogledajte nasu',
        link: 'Politiku privatnosti',
      },
      technical: {
        title: 'Tehnicka implementacija',
        design: 'Dizajn i razvoj: Damjan Savić',
        tech: 'Tehnologije: Next.js, TypeScript, Tailwind CSS',
      },
      copyrightNotice: 'Sva prava zadrzana.',
    },
  };

  const c = content[locale] || content.de;

  return (
    <main className="min-h-screen py-16 sm:py-20 lg:py-24">
      <div className="max-w-4xl mx-auto px-4 sm:px-6 lg:px-8">
        {/* Breadcrumb */}
        <nav className="mb-8">
          <Link
            href={`/${locale}`}
            className="text-muted-foreground hover:text-foreground transition-colors"
          >
            Home
          </Link>
          <span className="mx-2 text-muted-foreground/60">/</span>
          <span className="text-foreground">{c.title}</span>
        </nav>

        <h1 className="text-4xl font-bold text-foreground mb-8">{c.title}</h1>

        <div className="prose prose-invert max-w-none space-y-8">
          {/* Contact */}
          <section className="bg-background/50 p-6 rounded-xl ring-1 ring-border">
            <h2 className="text-2xl font-semibold text-foreground mb-4">{c.contact.title}</h2>
            <div className="text-foreground/80 space-y-1">
              {c.contact.content.map((line, index) => (
                <p key={index}>{line}</p>
              ))}
            </div>
          </section>

          {/* Liability */}
          <section>
            <h2 className="text-2xl font-semibold text-foreground mb-4">{c.liability.title}</h2>
            {c.liability.sections.map((section, index) => (
              <div key={index} className="mb-4">
                <h3 className="text-xl font-medium text-foreground mb-2">{section.title}</h3>
                <p className="text-foreground/80">{section.content}</p>
              </div>
            ))}
          </section>

          {/* Copyright */}
          <section>
            <h2 className="text-2xl font-semibold text-foreground mb-4">{c.copyright.title}</h2>
            <p className="text-foreground/80">{c.copyright.content}</p>
          </section>

          {/* Images */}
          <section>
            <h2 className="text-2xl font-semibold text-foreground mb-4">{c.images.title}</h2>
            <ul className="list-disc list-inside text-foreground/80 space-y-1">
              {c.images.content.map((item, index) => (
                <li key={index}>{item}</li>
              ))}
            </ul>
          </section>

          {/* Privacy */}
          <section>
            <h2 className="text-2xl font-semibold text-foreground mb-4">{c.privacy.title}</h2>
            <p className="text-foreground/80">
              {c.privacy.content}{' '}
              <Link href={`/${locale}/privacy`} className="text-orange-500 hover:text-orange-400 underline">
                {c.privacy.link}
              </Link>
              .
            </p>
          </section>

          {/* Technical */}
          <section className="bg-background/50 p-6 rounded-xl ring-1 ring-border">
            <h2 className="text-2xl font-semibold text-foreground mb-4">{c.technical.title}</h2>
            <p className="text-foreground/80">{c.technical.design}</p>
            <p className="text-foreground/80">{c.technical.tech}</p>
          </section>

          {/* Copyright Notice */}
          <section>
            <p className="text-muted-foreground">
              &copy; {new Date().getFullYear()} Damjan Savić. {c.copyrightNotice}
            </p>
          </section>
        </div>
      </div>
    </main>
  );
}
