import { getProducts, filterOutBundles } from "@/lib/saleor";
import { getTranslations, setRequestLocale } from "next-intl/server";
import Header from "@/components/layout/Header";
import Footer from "@/components/layout/Footer";
import HeroVideo from "@/components/home/HeroVideo";
import ProductCard from "@/components/product/ProductCard";
import TrustBadges from "@/components/home/TrustBadges";
import AsSeenIn from "@/components/home/AsSeenIn";
import ProductReviews from "@/components/product/ProductReviews";
import BeforeAfterGallery from "@/components/home/BeforeAfterGallery";
import ProblemSection from "@/components/home/ProblemSection";
import HowItWorks from "@/components/home/HowItWorks";
import { getPageMetadata } from "@/lib/i18n/pageMetadata";
import { isValidLocale, DEFAULT_LOCALE, getSaleorLocale, type Locale } from "@/lib/i18n/locales";
import { getPageKeywords, getBrandKeywords } from "@/lib/seo/keywords";
import { Metadata } from "next";
import Image from "next/image";

export const revalidate = 3600;

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

export async function generateMetadata({ params }: { params: Promise<{ locale: string }> }): 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, 'home');
  const brand = getBrandKeywords(validLocale as Locale);
  setRequestLocale(validLocale);
  
  // Build canonical URL
  const localePrefix = validLocale === DEFAULT_LOCALE ? "" : `/${validLocale}`;
  const canonicalUrl = `${baseUrl}${localePrefix || '/'}`;
  
  return {
    title: metadata.home.title,
    description: metadata.home.description,
    keywords: [...keywords.primary, ...keywords.secondary].join(', '),
    alternates: {
      canonical: canonicalUrl,
    },
    openGraph: {
      title: metadata.home.title,
      description: metadata.home.description,
      type: 'website',
      url: canonicalUrl,
      images: [{
        url: `${baseUrl}/og-image.jpg`,
        width: 1200,
        height: 630,
        alt: brand.tagline,
      }],
      locale: validLocale,
    },
    twitter: {
      card: 'summary_large_image',
      title: metadata.home.title,
      description: metadata.home.description,
      images: [`${baseUrl}/og-image.jpg`],
    },
  };
}

export default async function Homepage({ params }: { params: Promise<{ locale: string }> }) {
  const { locale } = await params;
  const validLocale = isValidLocale(locale) ? locale : DEFAULT_LOCALE;
  setRequestLocale(validLocale);
  const t = await getTranslations("Home");
  const tBenefits = await getTranslations("Benefits");
  const metadata = getPageMetadata(validLocale as Locale);
  
  const saleorLocale = getSaleorLocale(validLocale as Locale);
  let products: any[] = [];
  try {
    products = await getProducts(saleorLocale);
  } catch (e) {
    console.log("Failed to fetch products during build");
  }

  const filteredProducts = filterOutBundles(products);
  const featuredProducts = filteredProducts.slice(0, 4);
  const hasProducts = featuredProducts.length > 0;

  const basePath = `/${validLocale}`;
 
  return (
    <>
      <Header locale={locale} />

      <main className="min-h-screen bg-white">
        <HeroVideo locale={locale} />

        <AsSeenIn />

        <ProductReviews />

        <TrustBadges />

        <ProblemSection />

        <BeforeAfterGallery />

        <div id="main-content" className="scroll-mt-[72px] lg:scroll-mt-[72px]">
          {hasProducts && (
            <section className="py-24 px-4 sm:px-6 lg:px-8 bg-white">
              <div className="max-w-7xl mx-auto">
                <div className="text-center mb-16">
                  <span className="text-xs uppercase tracking-[0.2em] text-[#666666] mb-3 block">
                    {t("collection")}
                  </span>
                  <h2 className="text-3xl md:text-4xl font-medium mb-4">
                    {t("premiumOils")}
                  </h2>
                  <p className="text-[#666666] max-w-xl mx-auto">
                    {t("oilsDescription")}
                  </p>
                </div>

                <div className="grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-4 gap-6 lg:gap-8">
                  {featuredProducts.map((product, index) => (
                    <ProductCard key={product.id} product={product} index={index} locale={locale} />
                  ))}
                </div>

                <div className="text-center mt-12">
                  <a
                    href={`${basePath}/products`}
                    className="inline-block text-sm uppercase tracking-[0.1em] border-b border-black pb-1 hover:text-[#666666] hover:border-[#666666] transition-colors"
                  >
                    {t("viewAll")}
                  </a>
                </div>
              </div>
            </section>
          )}

          <HowItWorks />

          <section className="py-24 px-4 sm:px-6 lg:px-8 bg-[#f8f9fa]">
            <div className="max-w-7xl mx-auto">
              <div className="grid grid-cols-1 lg:grid-cols-2 gap-12 lg:gap-20 items-center">
                <div>
                  <span className="text-xs uppercase tracking-[0.2em] text-[#666666] mb-3 block">
                    {t("ourStory")}
                  </span>
                  <h2 className="text-3xl md:text-4xl font-medium mb-6">
                    {t("handmadeWithLove")}
                  </h2>
                  <p className="text-[#666666] mb-6 leading-relaxed">
                    {t("storyText1")}
                  </p>
                  <p className="text-[#666666] mb-8 leading-relaxed">
                    {t("storyText2")}
                  </p>
                  <a
                    href={`${basePath}/about`}
                    className="inline-block text-sm uppercase tracking-[0.1em] border-b border-black pb-1 hover:text-[#666666] hover:border-[#666666] transition-colors"
                  >
                    {t("learnMore")}
                  </a>
                </div>
                <div className="relative aspect-[4/3] bg-[#e8f0f5] rounded-lg overflow-hidden">
                  <Image
                    src="https://images.unsplash.com/photo-1608571423902-eed4a5ad8108?q=80&w=800&auto=format&fit=crop"
                    alt={metadata.home.productionAlt}
                    fill
                    className="object-cover"
                    sizes="(max-width: 768px) 100vw, 50vw"
                  />
                </div>
              </div>
            </div>
          </section>

          <section className="py-24 px-4 sm:px-6 lg:px-8 bg-gradient-to-b from-white to-[#faf9f7]">
            <div className="max-w-7xl mx-auto">
              <div className="text-center mb-16">
                <span className="text-xs uppercase tracking-[0.3em] text-[#c9a962] mb-4 block font-medium">
                  {t("whyChooseUs")}
                </span>
                <h2 className="text-3xl md:text-4xl lg:text-5xl font-medium text-[#1a1a1a]">
                  {t("manoonDifference")}
                </h2>
                <div className="w-24 h-1 bg-gradient-to-r from-[#c9a962] to-[#FFD700] mx-auto mt-6 rounded-full" />
              </div>

              <div className="grid grid-cols-1 md:grid-cols-3 gap-6 lg:gap-8">
                {[
                  {
                    title: tBenefits("natural"),
                    description: tBenefits("naturalDesc"),
                    icon: (
                      <svg className="w-10 h-10" viewBox="0 0 24 24" fill="none">
                        <path d="M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-2 15l-5-5 1.41-1.41L10 14.17l7.59-7.59L19 8l-9 9z" fill="#7eb89e"/>
                        <path stroke="#7eb89e" strokeWidth="1.5" strokeLinecap="round" strokeLinejoin="round" d="M9 12.75L11.25 15 15 9.75M21 12a9 9 0 11-18 0 9 9 0 0118 0z"/>
                      </svg>
                    ),
                  },
                  {
                    title: tBenefits("handcrafted"),
                    description: tBenefits("handcraftedDesc"),
                    icon: (
                      <svg className="w-10 h-10" viewBox="0 0 24 24" fill="none">
                        <path stroke="#c9a962" strokeWidth="1.5" strokeLinecap="round" strokeLinejoin="round" d="M15.182 15.182a4.5 4.5 0 01-6.364 0M21 12a9 9 0 11-18 0 9 9 0 0118 0zM9.75 9.75c0 .414-.168.75-.375.75S9 10.164 9 9.75 9.168 9 9.375 9s.375.336.375.75zm-.375 0h.008v.015h-.008V9.75zm5.625 0c0 .414-.168.75-.375.75s-.375-.336-.375-.75.168-.75.375-.75.375.336.375.75zm-.375 0h.008v.015h-.008V9.75z"/>
                      </svg>
                    ),
                  },
                  {
                    title: tBenefits("sustainable"),
                    description: tBenefits("sustainableDesc"),
                    icon: (
                      <svg className="w-10 h-10" viewBox="0 0 24 24" fill="none">
                        <path stroke="#e8967a" strokeWidth="1.5" strokeLinecap="round" strokeLinejoin="round" d="M12.75 3.03v.568c0 .334.148.65.405.864l1.068.89c.442.369.535 1.01.216 1.49l-.51.766a2.25 2.25 0 01-1.161.886l-.143.048a1.107 1.107 0 00-.57 1.664c.369.555.169 1.307-.427 1.605L9 13.125l.423 1.059a.956.956 0 11-1.652.928l-.714-.093a1.125 1.125 0 00-1.906.172L4.5 15.75l-.612.153M12.75 3.031l.002-.004m0 0a8.955 8.955 0 00-4.943.834 8.974 8.974 0 004.943.834m4.943-.834a8.955 8.955 0 00-4.943-.834c2.687 0 5.18.948 7.161 2.664a8.974 8.974 0 014.943-.834z"/>
                      </svg>
                    ),
                  },
                ].map((benefit, index) => (
                  <div
                    key={index}
                    className="relative text-center p-8 bg-white rounded-3xl shadow-lg border border-[#f0ede8] hover:shadow-2xl hover:border-[#c9a962]/30 transition-all duration-500 group"
                  >
                    <div className="w-20 h-20 mx-auto mb-6 rounded-2xl bg-gradient-to-br from-[#faf9f7] to-[#f5f0e8] flex items-center justify-center shadow-md border border-[#e8e4dc] group-hover:border-[#c9a962]/50 transition-colors duration-300">
                      {benefit.icon}
                    </div>
                    <h3 className="text-xl font-semibold text-[#1a1a1a] mb-3">{benefit.title}</h3>
                    <p className="text-sm text-[#666666] leading-relaxed">{benefit.description}</p>
                  </div>
                ))}
              </div>
            </div>
          </section>

          <section className="py-28 lg:py-32 px-4 sm:px-6 lg:px-8 bg-[#1a1a1a] text-white">
            <div className="max-w-7xl mx-auto">
              <div className="max-w-2xl mx-auto text-center">
                <span className="text-xs uppercase tracking-[0.2em] text-white/60 mb-3 block">
                  {t("stayConnected")}
                </span>
                <h2 className="text-3xl md:text-4xl lg:text-5xl font-medium mb-6">
                  {t("joinCommunity")}
                </h2>
                <p className="text-white/70 mb-10 mx-auto text-lg">
                  {t("newsletterText")}
                </p>
                <form className="flex flex-col sm:flex-row items-stretch justify-center max-w-md mx-auto gap-0">
                  <input
                    type="email"
                    placeholder={t("emailPlaceholder")}
                    className="flex-1 min-w-0 px-5 !h-16 bg-white/10 border border-white/20 border-b-0 sm:border-b border-r-0 sm:border-r border-white/20 text-white placeholder:text-white/50 focus:border-white focus:outline-none transition-colors text-base text-center sm:text-left rounded-t sm:rounded-l sm:rounded-tr-none"
                  />
                  <button
                      type="submit"
                      className="px-8 bg-white text-black text-sm uppercase tracking-[0.1em] font-medium hover:bg-white/90 transition-colors whitespace-nowrap flex-shrink-0 rounded-b sm:rounded-r sm:rounded-bl-none"
                    >
                      {t("subscribe")}
                    </button>
                </form>
              </div>
            </div>
          </section>
        </div>
      </main>

      <Footer locale={locale} />
    </>
  );
}