import { getTranslations, setRequestLocale } from "next-intl/server";
import Header from "@/components/layout/Header";
import Footer from "@/components/layout/Footer";
import { getPageMetadata } from "@/lib/i18n/pageMetadata";
import { isValidLocale, DEFAULT_LOCALE, type Locale } from "@/lib/i18n/locales";
import { getPageKeywords } from "@/lib/seo/keywords";
import { Metadata } from "next";

const baseUrl = process.env.NEXT_PUBLIC_SITE_URL || "https://manoonoils.com";

interface AboutPageProps {
  params: Promise<{ locale: string }>;
}

export async function generateMetadata({ params }: AboutPageProps): Promise<Metadata> {
  const { locale } = await params;
  const validLocale = isValidLocale(locale) ? locale : DEFAULT_LOCALE;
  const metadata = getPageMetadata(validLocale as Locale);
  const keywords = getPageKeywords(validLocale as Locale, 'about');
  
  const localePrefix = validLocale === DEFAULT_LOCALE ? "" : `/${validLocale}`;
  const canonicalUrl = `${baseUrl}${localePrefix}/about`;
  
  return {
    title: metadata.about.title,
    description: metadata.about.description,
    keywords: [...keywords.primary, ...keywords.secondary].join(', '),
    alternates: {
      canonical: canonicalUrl,
    },
    openGraph: {
      title: metadata.about.title,
      description: metadata.about.description,
      type: 'website',
      url: canonicalUrl,
    },
    twitter: {
      card: 'summary',
      title: metadata.about.title,
      description: metadata.about.description,
    },
  };
}

export default async function AboutPage({ params }: AboutPageProps) {
  const { locale } = await params;
  const validLocale = isValidLocale(locale) ? locale : DEFAULT_LOCALE;
  const metadata = getPageMetadata(validLocale as Locale);
  setRequestLocale(validLocale);
  const t = await getTranslations("About");

  return (
    <>
      <Header locale={locale} />
      <main className="min-h-screen bg-white">
        <div className="pt-[104px]">
          <div className="container py-12 md:py-16">
            <div className="max-w-2xl mx-auto text-center">
              <span className="text-xs uppercase tracking-[0.2em] text-[#666666] mb-3 block">
                {t("subtitle")}
              </span>
              <h1 className="text-4xl md:text-5xl font-medium tracking-tight">
                {t("title")}
              </h1>
            </div>
          </div>
        </div>

        <div className="relative h-[400px] md:h-[500px] overflow-hidden">
          <img
            src="https://images.unsplash.com/photo-1608571423902-eed4a5ad8108?q=80&w=2000&auto=format&fit=crop"
            alt={metadata.about.productionAlt}
            className="w-full h-full object-cover"
          />
          <div className="absolute inset-0 bg-black/20" />
        </div>

        <section className="py-16 md:py-24">
          <div className="container">
            <div className="max-w-3xl mx-auto">
              <div className="mb-16">
                <p className="text-xl md:text-2xl text-[#1a1a1a] leading-relaxed mb-8">
                  {t("intro")}
                </p>
                <p className="text-[#666666] leading-relaxed">
                  {t("intro2")}
                </p>
              </div>

              <div className="grid grid-cols-1 md:grid-cols-2 gap-8 md:gap-12 mb-16">
                <div className="p-6 bg-[#f8f9fa]">
                  <h3 className="text-lg font-medium mb-3">
                    {t("naturalIngredients")}
                  </h3>
                  <p className="text-[#666666] text-sm leading-relaxed">
                    {t("naturalIngredientsDesc")}
                  </p>
                </div>
                <div className="p-6 bg-[#f8f9fa]">
                  <h3 className="text-lg font-medium mb-3">
                    {t("crueltyFree")}
                  </h3>
                  <p className="text-[#666666] text-sm leading-relaxed">
                    {t("crueltyFreeDesc")}
                  </p>
                </div>
                <div className="p-6 bg-[#f8f9fa]">
                  <h3 className="text-lg font-medium mb-3">
                    {t("sustainablePackaging")}
                  </h3>
                  <p className="text-[#666666] text-sm leading-relaxed">
                    {t("sustainablePackagingDesc")}
                  </p>
                </div>
                <div className="p-6 bg-[#f8f9fa]">
                  <h3 className="text-lg font-medium mb-3">
                    {t("handcraftedQuality")}
                  </h3>
                  <p className="text-[#666666] text-sm leading-relaxed">
                    {t("handcraftedQualityDesc")}
                  </p>
                </div>
              </div>

              <div className="text-center py-12 border-t border-b border-[#e5e5e5]">
                <span className="text-caption text-[#666666] mb-4 block">
                  {t("mission")}
                </span>
                <blockquote className="text-2xl md:text-3xl font-medium tracking-tight">
                  &ldquo;{t("missionQuote")}&rdquo;
                </blockquote>
              </div>

              <div className="mt-16">
                <h2 className="text-2xl font-medium mb-6">
                  {t("handmadeTitle")}
                </h2>
                <p className="text-[#666666] leading-relaxed mb-6">
                  {t("handmadeText1")}
                </p>
                <p className="text-[#666666] leading-relaxed">
                  {t("handmadeText2")}
                </p>
              </div>
            </div>
          </div>
        </section>
      </main>
      <div className="pt-16">
        <Footer locale={locale} />
      </div>
    </>
  );
}