import { Button } from "@/components/ui/button";
import { Card } from "@/components/ui/card";
import { Collapsible, CollapsibleContent, CollapsibleTrigger } from "@/components/ui/collapsible";
import { ChevronDown, CheckCircle2, Package, Zap, Globe } from "lucide-react";
import { useQuote } from "@/contexts/QuoteContext";
import { SEO } from "@/components/SEO";
import { StructuredData, generateFAQSchema } from "@/components/StructuredData";
import { useState } from "react";
import { usePageTranslation } from "@/hooks/usePageTranslation";
import { useLocale } from "@/contexts/LocaleContext";
import { getProductPageText } from "@/lib/productPageTranslations";
import { getProductSectionText } from "@/lib/productSectionTranslations";
import { getFemaleHeadersText } from "@/lib/femaleHeadersTranslations";
import { translateSpecValue } from "@/lib/productSpecTranslations";
import { HreflangLinks } from "@/components/HreflangLinks";

// Helper function to translate pin header type titles
function translatePinHeaderType(locale: string, title: string): string {
  const parts = title.split(", ");
  return parts.map(part => translateSpecValue(locale as any, part)).join(", ");
}

export default function CustomPinHeaders() {
  const { locale } = useLocale();
  const t = (key: keyof typeof import('@/lib/productPageTranslations').productPageTranslations.en) => 
    getProductPageText(locale as any, key);
  const s = (key: keyof typeof import('@/lib/productSectionTranslations').productSectionTranslations.en) =>
    getProductSectionText(locale as any, key);
  const faq = (key: keyof typeof import('@/lib/femaleHeadersTranslations').femaleHeadersTranslations.en) =>
    getFemaleHeadersText(locale as any, key);
  const { openQuote } = useQuote();
  const { translation } = usePageTranslation('custom-pin-headers', {
    title: "Custom Pin Headers from China | Flexible MOQ | Zeakka",
    metaDescription: "High-quality custom pin headers from China. All pitch sizes (1.0mm, 1.27mm, 2.0mm, 2.54mm). Fast sampling, flexible MOQ, competitive pricing.",
    content: "Flexible MOQ. Competitive pricing. All pitch sizes available (1.0mm, 1.27mm, 2.0mm, 2.54mm). From through-hole to SMT, straight to right-angle configurations.",
  });
  const [openFaq, setOpenFaq] = useState<string | null>(null);

  const pinHeaderTypes = [
    {
      title: "Single row, single wafer, straight, through-hole",
      image: "https://wp.zeakka.com/wp-content/uploads/single-row-single-wafer-straight-through-hole-pin-header.png",
    },
    {
      title: "Single row, single wafer, right angle, through-hole",
      image: "https://wp.zeakka.com/wp-content/uploads/single-row-single-wafer-right-angle-through-hole-pin-header.png.webp",
    },
    {
      title: "Single row, single wafer, straight, SMT",
      image: "https://wp.zeakka.com/wp-content/uploads/single-row-single-wafer-straight-SMT-pin-header.png.webp",
    },
    {
      title: "Single row, single wafer, right angle, SMT",
      image: "https://wp.zeakka.com/wp-content/uploads/single-row-single-wafer-right-angle-SMT-pin-header.png.webp",
    },
    {
      title: "Dual row, single wafer, straight, through-hole",
      image: "https://wp.zeakka.com/wp-content/uploads/dual-row-single-wafer-straight-through-hole-pin-header.png.webp",
    },
    {
      title: "Dual row, single wafer, right angle, through-hole",
      image: "https://wp.zeakka.com/wp-content/uploads/dual-row-single-wafer-right-angle-through-hole-pin-header.png.webp",
    },
    {
      title: "Dual row, single wafer, straight, SMT",
      image: "https://wp.zeakka.com/wp-content/uploads/dual-row-single-wafer-straight-SMT-pin-header.png.webp",
    },
    {
      title: "Dual row, single wafer, right angle, SMT",
      image: "https://wp.zeakka.com/wp-content/uploads/dual-row-single-wafer-right-angle-SMT-pin-header.png.webp",
    },
    {
      title: "Single row, dual wafer, straight, through-hole",
      image: "https://wp.zeakka.com/wp-content/uploads/single-row-dual-wafer-straight-through-hole-pin-header.png.webp",
    },
    {
      title: "Single row, dual wafer, right angle, through-hole",
      image: "https://wp.zeakka.com/wp-content/uploads/single-row-dual-wafer-right-angle-through-hole-pin-header.png.webp",
    },
    {
      title: "Single row, dual wafer, straight, SMT",
      image: "https://wp.zeakka.com/wp-content/uploads/single-row-dual-wafer-straight-SMT-pin-header.png.webp",
    },
    {
      title: "Single row, dual wafer, right angle, SMT",
      image: "https://wp.zeakka.com/wp-content/uploads/single-row-dual-wafer-right-angle-SMT-pin-header.png.webp",
    },
    {
      title: "Dual row, dual wafer, straight, through-hole",
      image: "https://wp.zeakka.com/wp-content/uploads/dual-row-dual-wafer-straight-through-hole-pin-header.png.webp",
    },
    {
      title: "Dual row, dual wafer, right angle, through-hole",
      image: "https://wp.zeakka.com/wp-content/uploads/dual-row-dual-wafer-right-angle-through-hole-pin-header.png.webp",
    },
    {
      title: "Dual row, dual wafer, straight, SMT",
      image: "https://wp.zeakka.com/wp-content/uploads/dual-row-dual-wafer-straight-SMT-pin-header.png.webp",
    },
    {
      title: "Dual row, dual wafer, right angle, SMT",
      image: "https://wp.zeakka.com/wp-content/uploads/dual-row-dual-wafer-right-angle-SMT-pin-header.png.webp",
    },
    {
      title: "Shrouded male pin headers (also known as box headers)",
      image: "https://wp.zeakka.com/wp-content/uploads/top-entry-SMT-box-header-1.png.webp",
    },
    {
      title: "Shrouded IDC ejector pin headers",
      image: "https://wp.zeakka.com/wp-content/uploads/ejector-pin-header.png.webp",
    },
  ];

  const faqItems = [
    {
      question: faq("faqQuestion1"),
      answer: faq("faqAnswer1"),
    },
    {
      question: faq("faqQuestion2"),
      answer: faq("faqAnswer2"),
    },
    {
      question: faq("faqQuestion3"),
      answer: faq("faqAnswer3"),
    },
    {
      question: faq("faqQuestion4"),
      answer: faq("faqAnswer4"),
    },
    {
      question: faq("faqQuestion5"),
      answer: faq("faqAnswer5"),
    },
    {
      question: faq("faqQuestion6"),
      answer: faq("faqAnswer6"),
    },
    {
      question: faq("faqQuestion7"),
      answer: faq("faqAnswer7"),
    },
  ];

  const faqData = [
    { question: faq("faqQuestion8"), answer: faq("faqAnswer8") },
    { question: faq("faqQuestion9"), answer: faq("faqAnswer9") },
    { question: faq("faqQuestion10"), answer: faq("faqAnswer10") },
    { question: faq("faqQuestion11"), answer: faq("faqAnswer11") },
    { question: faq("faqQuestion12"), answer: faq("faqAnswer12") },
    { question: faq("faqQuestion13"), answer: faq("faqAnswer13") },
    { question: faq("faqQuestion14"), answer: faq("faqAnswer14") }
  ];

  const slugMap = {
    en: '/custom-pin-headers',
    es: '/es/cabezales-de-pines-personalizados',
    de: '/de/stiftleisten-nach-mass',
  };

  // Combine all FAQ items for schema
  const allFaqItems = [...faqItems, ...faqData];

  return (
    <>
      <SEO
        title={translation.title}
        description={translation.metaDescription}
        keywords="pin headers, custom pin headers, pin header manufacturer, through-hole, SMT"
      />
      <HreflangLinks pageKey="custom-pin-headers" slugMap={slugMap} />
      <StructuredData data={generateFAQSchema(allFaqItems)} />
      <div className="min-h-screen bg-slate-50">
        {/* Hero Section */}
        <section className="relative bg-gradient-to-br from-slate-900 via-slate-800 to-slate-900 overflow-hidden py-16 md:py-20">
          {/* Background placeholder */}
          <div className="absolute inset-0 bg-gradient-to-r from-blue-500/10 via-transparent to-cyan-500/10 pointer-events-none" />
          <div className="absolute top-0 right-0 w-96 h-96 bg-blue-500/5 rounded-full blur-3xl" />
          <div className="absolute bottom-0 left-0 w-96 h-96 bg-cyan-500/5 rounded-full blur-3xl" />
          <div className="container relative z-10">
            <div className="max-w-3xl mx-auto text-center text-white">
              <h1 className="text-4xl md:text-5xl font-bold mb-6 leading-tight">
                Quality Custom Pin Headers from China
              </h1>
              <p className="text-lg md:text-xl mb-8 text-slate-300 leading-relaxed">
                {translation.content}
              </p>

              {/* CTAs */}
              <div className="flex flex-col sm:flex-row gap-4 justify-center mb-8">
              <Button 
                size="lg" 
                className="bg-blue-600 hover:bg-blue-700 text-white"
                onClick={openQuote}
              >
                {s("getAQuote")}
              </Button>
              <Button size="lg" variant="outline" className="border-white text-white hover:bg-white/10" onClick={openQuote}>
                {s("requestFreeSamples")}
              </Button>
              </div>

              {/* Trust Badges */}
              <div className="flex flex-col sm:flex-row gap-6 justify-center text-sm text-slate-400">
                <div className="flex items-center gap-2">
                  <CheckCircle2 className="w-5 h-5" />
                  <span>{s("yearsExpertise")}</span>
                </div>
                <div className="flex items-center gap-2">
                  <CheckCircle2 className="w-5 h-5" />
                  <span>{s("fastSampling")}</span>
                </div>
              </div>
            </div>
          </div>
        </section>

        {/* Pin Header Types Section */}
        <section className="py-16 md:py-24 bg-white">
          <div className="container mx-auto px-4">
            <div className="text-center mb-12">
              <h2 className="text-3xl md:text-4xl font-bold text-foreground mb-4">
                {s("pinHeaderTypes")}
              </h2>
              <p className="text-lg text-muted-foreground">
                {s("pinHeaderTypesSubtitle")}
              </p>
            </div>

            <div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-4 gap-6">
              {pinHeaderTypes.map((item, index) => (
                <Card key={index} className="p-0 border border-border hover:border-blue-300 transition-all hover:shadow-lg overflow-hidden flex flex-col h-full">
                  <div className="w-full bg-slate-100 flex-shrink-0 h-48 flex items-center justify-center">
                    <img 
                      src={item.image} 
                      alt={item.title}
                      loading="lazy"
                      className="w-full h-full object-contain p-4 hover:scale-105 transition-transform duration-300"
                    />
                  </div>
                  <div className="px-4 py-1 flex-grow flex items-center">
                    <p className="text-sm text-foreground font-medium">{translatePinHeaderType(locale, item.title)}</p>
                  </div>
                </Card>
              ))}
            </div>
          </div>
        </section>

        {/* Core Value Propositions */}
        <section className="py-16 md:py-20 bg-slate-50">
          <div className="container mx-auto px-4">
            <h2 className="text-3xl md:text-4xl font-bold text-center mb-12 text-slate-900">
              {s("whyChooseZeakka")}
            </h2>

            <div className="grid md:grid-cols-3 gap-8">
              {/* Fast Sampling */}
              <Card className="p-8 hover:shadow-lg transition-shadow">
                <div className="w-12 h-12 bg-blue-100 rounded-lg flex items-center justify-center mb-6">
                  <Zap className="w-6 h-6 text-blue-600" />
                </div>
                <h3 className="text-xl font-bold mb-4 text-slate-900">{s("fastSamplingTitle")}</h3>
                <p className="text-slate-600 leading-relaxed">
                  {s("fastSamplingDesc")}
                </p>
              </Card>

              {/* Flexible MOQ */}
              <Card className="p-8 hover:shadow-lg transition-shadow">
                <div className="w-12 h-12 bg-teal-100 rounded-lg flex items-center justify-center mb-6">
                  <Package className="w-6 h-6 text-teal-600" />
                </div>
                <h3 className="text-xl font-bold mb-4 text-slate-900">{s("flexibleMoqTitle")}</h3>
                <p className="text-slate-600 leading-relaxed">
                  {s("flexibleMoqDesc")}
                </p>
              </Card>

              {/* Competitive Pricing */}
              <Card className="p-8 hover:shadow-lg transition-shadow">
                <div className="w-12 h-12 bg-orange-100 rounded-lg flex items-center justify-center mb-6">
                  <Globe className="w-6 h-6 text-orange-600" />
                </div>
                <h3 className="text-xl font-bold mb-4 text-slate-900">{s("competitivePricingTitle")}</h3>
                <p className="text-slate-600 leading-relaxed">
                  {s("competitivePricingDesc")}
                </p>
              </Card>
            </div>
          </div>
        </section>

        {/* FAQ Section */}
        <section className="py-16 md:py-24 bg-white">
          <div className="container mx-auto px-4 max-w-3xl">
            <h2 className="text-3xl md:text-4xl font-bold text-center mb-12 text-slate-900">
              {s("frequentlyAskedQuestions")}
            </h2>

            <div className="space-y-4">
              {faqItems.map((item, index) => (
                <Collapsible
                  key={index}
                  open={openFaq === item.question}
                  onOpenChange={() =>
                    setOpenFaq(openFaq === item.question ? null : item.question)
                  }
                >
                  <CollapsibleTrigger className="w-full">
                    <div className="flex items-center justify-between p-4 bg-slate-50 hover:bg-slate-100 rounded-lg transition-colors">
                      <h3 className="text-lg font-semibold text-slate-900 text-left">
                        {item.question}
                      </h3>
                      <ChevronDown
                        className={`w-5 h-5 text-slate-600 transition-transform ${
                          openFaq === item.question ? "rotate-180" : ""
                        }`}
                      />
                    </div>
                  </CollapsibleTrigger>
                  <CollapsibleContent className="p-4 bg-white border border-slate-200 border-t-0 rounded-b-lg">
                    <p className="text-slate-600 whitespace-pre-line leading-relaxed">
                      {item.answer}
                    </p>
                  </CollapsibleContent>
                </Collapsible>
              ))}
            </div>
          </div>
        </section>

        {/* CTA Section */}
        <section className="py-20 md:py-28 bg-gradient-to-r from-blue-600 to-cyan-500">
          <div className="container max-w-4xl mx-auto px-4 text-center">
            <h2 className="text-3xl md:text-4xl font-bold text-white mb-6">
              {s("readyToGetStarted")}
            </h2>
            <p className="text-lg md:text-xl text-blue-50 mb-8 leading-relaxed max-w-2xl mx-auto">
              {s("ctaSubtitle")}
            </p>
            
            <div className="flex flex-col sm:flex-row gap-4 justify-center">
              <Button 
                size="lg" 
                className="bg-white text-blue-600 hover:bg-slate-100 font-semibold"
                onClick={openQuote}
              >
                {s("getAQuote")}
              </Button>
              <Button 
                size="lg" 
                variant="outline"
                className="border-white text-white hover:bg-white/10 font-semibold"
                onClick={openQuote}
              >
                {s("contactUs")}
              </Button>
            </div>
          </div>
        </section>


      </div>
    </>
  );
}