"use client"

import { Navbar } from "@/components/navbar"
import { Footer } from "@/components/footer"
import { JobCard } from "@/components/job-card"
import { Button } from "@/components/ui/button"
import { Card, CardContent } from "@/components/ui/card"
import { Avatar, AvatarFallback, AvatarImage } from "@/components/ui/avatar"
import { mockJobs, mockTestimonials } from "@/lib/mock-data"
import { FileText, CheckCircle, ArrowRight, Building2, Users, ChevronLeft, ChevronRight, Eye } from "lucide-react"
import Link from "next/link"
import { motion } from "framer-motion"
import Image from "next/image"
import { useTranslation } from "@/lib/i18n"
import { useConfig } from "@/contexts/ConfigContext"

import { useState, useEffect } from "react"
import type { Job } from "@/lib/types"

export default function HomePage() {
  const { t } = useTranslation()
  const config = useConfig()
  const [featuredJobs, setFeaturedJobs] = useState<Job[]>(mockJobs.slice(0, 31))
  const [loading, setLoading] = useState(true)
  const [featuredIndex, setFeaturedIndex] = useState(0)
  const [moreJobsIndex, setMoreJobsIndex] = useState(0)
  const [openFilters, setOpenFilters] = useState({
    contractType: false,
    workMode: false,
    location: false,
    salary: false
  })

  const toggleFilter = (filterName: keyof typeof openFilters) => {
    setOpenFilters(prev => ({
      contractType: false,
      workMode: false,
      location: false,
      salary: false,
      [filterName]: !prev[filterName]
    }))
  }

  useEffect(() => {
    async function fetchFeaturedJobs() {
      try {
        const apiBase = config.apiUrl
        console.log("[DEBUG] API Base URL:", apiBase)

        const mapJobs = (jobs: any[]): Job[] =>
          jobs.map((j: any) => ({
            id: String(j.id),
            title: j.title,
            company: j.companyName || t("jobs.confidential"),
            location: j.location || t("workMode.remote"),
            type: j.employmentType || "full-time",
            salary: j.salaryMin ? `R$ ${j.salaryMin}` : t("jobs.salary.negotiable"),
            description: j.description,
            requirements: j.requirements || [],
            postedAt: j.createdAt,
            isFeatured: j.isFeatured
          }))

        console.log("[DEBUG] Fetching featured jobs from:", `${apiBase}/api/v1/jobs?featured=true&limit=31`)
        const featuredRes = await fetch(`${apiBase}/api/v1/jobs?featured=true&limit=31`)
        console.log("[DEBUG] Featured response status:", featuredRes.status)

        if (!featuredRes.ok) throw new Error("Failed to fetch featured jobs")
        const featuredData = await featuredRes.json()
        console.log("[DEBUG] Featured data from API:", featuredData)

        const featuredList = featuredData.data ? mapJobs(featuredData.data) : []
        console.log("[DEBUG] Mapped featured jobs:", featuredList.length, "jobs")

        if (featuredList.length >= 24) {
          console.log("[DEBUG] Using featured/API jobs")
          setFeaturedJobs(featuredList.slice(0, 31))
          return
        }

        console.log("[DEBUG] Fetching fallback jobs from:", `${apiBase}/api/v1/jobs?limit=31`)
        const fallbackRes = await fetch(`${apiBase}/api/v1/jobs?limit=31`)
        console.log("[DEBUG] Fallback response status:", fallbackRes.status)

        if (!fallbackRes.ok) throw new Error("Failed to fetch fallback jobs")
        const fallbackData = await fallbackRes.json()
        console.log("[DEBUG] Fallback data from API:", fallbackData)

        const fallbackList = fallbackData.data ? mapJobs(fallbackData.data) : []
        console.log("[DEBUG] Mapped fallback jobs:", fallbackList.length, "jobs")

        const combined = [...featuredList, ...fallbackList].slice(0, 31)
        console.log("[DEBUG] Combined jobs:", combined.length, "jobs")

        if (combined.length >= 24) {
          console.log("[DEBUG] Using combined jobs")
          setFeaturedJobs(combined)
        }
      } catch (error) {
        console.error("[DEBUG] ❌ Error fetching featured jobs:", error)
      } finally {
        setLoading(false)
      }
    }
    fetchFeaturedJobs()
  }, [])

  return (
    <div className="min-h-screen flex flex-col">
      <Navbar />

      <main className="flex-1">
        {/* Hero Section */}
        <section className="bg-primary text-white relative overflow-hidden flex items-center min-h-[500px]">
          {/* Mobile Background */}
          <div className="absolute inset-0 z-0 md:hidden">
            <Image
              src="/home-mobile.jpg"
              alt="Background"
              fill
              className="object-cover object-center"
              quality={100}
              priority
              sizes="100vw"
            />
            {/* Black overlay with 20% opacity */}
            <div className="absolute inset-0 bg-black/20"></div>
          </div>
          {/* Desktop Background */}
          <div className="absolute inset-0 z-0 hidden md:block">
            <Image
              src="/10.png"
              alt="Background"
              fill
              className="object-cover object-center"
              quality={100}
              priority
              sizes="100vw"
            />
          </div>
          <div className="container mx-auto px-4 sm:px-6 lg:px-8 w-full relative z-10">
            <div className="max-w-7xl mx-auto">
              <div className="text-left max-w-2xl py-12">
                <motion.h1
                  initial={{ opacity: 0, y: 20 }}
                  animate={{ opacity: 1, y: 0 }}
                  transition={{ duration: 0.5 }}
                  className="text-5xl sm:text-6xl lg:text-6xl font-bold mb-6 text-white leading-tight [text-shadow:2px_2px_8px_rgba(0,0,0,0.8),0px_0px_12px_rgba(0,0,0,0.6)] md:[text-shadow:none]"
                >
                  {t('home.hero.title')}<br />{t('home.hero.titleLine2')}
                </motion.h1>
                <motion.p
                  initial={{ opacity: 0, y: 20 }}
                  animate={{ opacity: 1, y: 0 }}
                  transition={{ duration: 0.5, delay: 0.1 }}
                  className="text-2xl mb-10 leading-relaxed text-white [text-shadow:2px_2px_6px_rgba(0,0,0,0.8),0px_0px_10px_rgba(0,0,0,0.5)] md:[text-shadow:none]"
                >
                  {t('home.hero.subtitle')}
                </motion.p>
                <motion.div
                  initial={{ opacity: 0, y: 20 }}
                  animate={{ opacity: 1, y: 0 }}
                  transition={{ duration: 0.5, delay: 0.2 }}
                  className="flex gap-4"
                >
                  <Link href="/jobs">
                    <Button size="lg" className="bg-primary hover:bg-primary/90 text-white shadow-2xl hover:shadow-2xl font-bold px-10 py-6 text-lg rounded-lg transition-all duration-200 border-0">
                      {t('home.hero.cta')}
                    </Button>
                  </Link>
                </motion.div>
              </div>
            </div>
          </div>
        </section>

        {/* Search Bar Section */}
        <section className="py-16">
          <div className="container mx-auto px-4 sm:px-6 lg:px-8 max-w-8xl">
            <div className="mb-8">
              <div className="mb-6 relative">
                <svg className="absolute left-4 top-1/2 -translate-y-1/2 w-5 h-5 text-gray-400" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                  <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M21 21l-6-6m2-5a7 7 0 11-14 0 7 7 0 0114 0z" />
                </svg>
                <input
                  type="text"
                  placeholder={t('home.search.placeholder')}
                  className="w-full h-14 pl-12 pr-4 border border-gray-200 rounded-lg focus:outline-none focus:ring-2 focus:ring-primary focus:border-transparent text-base bg-white shadow-sm"
                />
              </div>

              <div className="grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-5 gap-4 items-stretch">
                {/* Contract Type - Static Expanded */}
                <div className="bg-white border-2 border-gray-200 rounded-xl shadow-sm hover:border-primary/30 transition-colors relative h-full flex flex-col">
                  <div className="flex items-center justify-between w-full p-5 pb-2">
                    <span className="text-base font-bold text-gray-900">{t('home.search.contractType')}</span>
                  </div>
                  <div className="space-y-3 px-5 pb-5 pt-2 flex-1">
                    <label className="flex items-center text-sm text-gray-700 cursor-pointer hover:text-gray-900 transition-colors">
                      <input type="checkbox" className="w-4 h-4 text-primary border-gray-300 rounded focus:ring-primary mr-3" />
                      <span>{t('home.search.pj')}</span>
                    </label>
                    <label className="flex items-center text-sm text-gray-700 cursor-pointer hover:text-gray-900 transition-colors">
                      <input type="checkbox" className="w-4 h-4 text-primary border-gray-300 rounded focus:ring-primary mr-3" />
                      <span>{t('home.search.clt')}</span>
                    </label>
                    <label className="flex items-center text-sm text-gray-700 cursor-pointer hover:text-gray-900 transition-colors">
                      <input type="checkbox" className="w-4 h-4 text-primary border-gray-300 rounded focus:ring-primary mr-3" />
                      <span>{t('home.search.freelancer')}</span>
                    </label>
                  </div>
                </div>

                {/* Work Mode - Static Expanded */}
                <div className="bg-white border-2 border-gray-200 rounded-xl shadow-sm hover:border-primary/30 transition-colors relative h-full flex flex-col">
                  <div className="flex items-center justify-between w-full p-5 pb-2">
                    <span className="text-base font-bold text-gray-900">{t('home.search.workMode')}</span>
                  </div>
                  <div className="space-y-3 px-5 pb-5 pt-2 flex-1">
                    <label className="flex items-center text-sm text-gray-700 cursor-pointer hover:text-gray-900 transition-colors">
                      <input type="checkbox" className="w-4 h-4 text-primary border-gray-300 rounded focus:ring-primary mr-3" />
                      <span>{t('home.search.homeOffice')}</span>
                    </label>
                    <label className="flex items-center text-sm text-gray-700 cursor-pointer hover:text-gray-900 transition-colors">
                      <input type="checkbox" className="w-4 h-4 text-primary border-gray-300 rounded focus:ring-primary mr-3" />
                      <span>{t('home.search.presencial')}</span>
                    </label>
                    <label className="flex items-center text-sm text-gray-700 cursor-pointer hover:text-gray-900 transition-colors">
                      <input type="checkbox" className="w-4 h-4 text-primary border-gray-300 rounded focus:ring-primary mr-3" />
                      <span>{t('home.search.hybrid')}</span>
                    </label>
                  </div>
                </div>

                {/* Location - Static Expanded */}
                <div className="bg-white border-2 border-gray-200 rounded-xl shadow-sm hover:border-primary/30 transition-colors relative h-full flex flex-col">
                  <div className="flex items-center justify-between w-full p-5 pb-2">
                    <span className="text-base font-bold text-gray-900">{t('home.search.location')}</span>
                  </div>
                  <div className="px-5 pb-5 pt-2 flex-1 flex items-center">
                    <input
                      type="text"
                      placeholder="Cidade e estado"
                      className="w-full border border-gray-300 rounded-lg px-4 py-2 focus:outline-none focus:ring-2 focus:ring-primary h-12"
                    />
                  </div>
                </div>

                {/* Salary - Static Expanded */}
                <div className="bg-white border-2 border-gray-200 rounded-xl shadow-sm hover:border-primary/30 transition-colors relative h-full flex flex-col">
                  <div className="flex items-center justify-between w-full p-5 pb-2">
                    <span className="text-base font-bold text-gray-900">{t('home.search.salary')}</span>
                  </div>
                  <div className="px-5 pb-5 pt-2 flex-1 flex items-center">
                    <input
                      type="text"
                      placeholder="R$ 0,00"
                      className="w-full border border-gray-300 rounded-lg px-4 py-2 focus:outline-none focus:ring-2 focus:ring-primary h-12"
                    />
                  </div>
                </div>

                {/* Filter Button - Unified */}
                <Button className="bg-primary hover:bg-primary/90 text-white min-h-[96px] w-full lg:w-[260px] rounded-lg font-bold text-2xl shadow-2xl hover:shadow-2xl transition-all flex flex-col gap-1 items-center justify-center px-2 py-6 lg:self-center">
                  <svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" strokeWidth={2} stroke="currentColor" className="w-5 h-5">
                    <path strokeLinecap="round" strokeLinejoin="round" d="M21 21l-5.197-5.197m0 0A7.5 7.5 0 105.196 5.196a7.5 7.5 0 0010.607 10.607z" />
                  </svg>
                  <span className="text-2xl font-bold">{t('home.search.filter')}</span>
                </Button>
              </div>
            </div>
          </div>
        </section>

        {/* Featured Jobs */}
        <section className="py-0 mb-0">
          <div className="container mx-auto px-4 sm:px-6 lg:px-8 max-w-8xl">
            <div className="flex justify-between items-center mb-8">
              <h2 className="text-3xl font-bold text-gray-900">{t('home.featuredJobs.title')}</h2>
            </div>

            <div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-4 gap-6">
              {(featuredJobs.length >= 4 ? featuredJobs.slice(0, 4) : mockJobs.slice(0, 4))
                .map((job, index) => {
                  const dates = ['02/06', '05/06', '08/06', '11/06'];
                  const randomDate = dates[index % dates.length];
                  const levels = [t('home.levels.mid'), t('home.levels.junior'), t('home.levels.senior'), t('home.levels.mid')];
                  const level = levels[index % levels.length];
                  const statusLabels = [t('workMode.remote'), t('workMode.hybrid'), t('workMode.onsite'), t('workMode.remote')];
                  const statusLabel = statusLabels[index % statusLabels.length];
                  return (
                    <motion.div
                      key={job.id}
                      initial={{ opacity: 0, y: 20 }}
                      animate={{ opacity: 1, y: 0 }}
                      transition={{ duration: 0.3 }}
                    >
                      <Card className="hover:shadow-lg transition-all border border-gray-200 rounded-2xl overflow-hidden bg-white h-full group cursor-pointer flex flex-col">
                        <div className="p-5 flex flex-col flex-1">
                          {/* Header */}
                          <div className="flex items-center justify-between mb-4">
                            <div className="flex items-center gap-3">
                              <div className="w-10 h-10 bg-gray-50 rounded-lg flex items-center justify-center border border-gray-100">
                                <Building2 className="w-5 h-5 text-gray-700" />
                              </div>
                              <span className="text-sm font-bold text-gray-900 line-clamp-1">{job.company}</span>
                            </div>
                            <span className="text-[10px] px-2.5 py-1 bg-gray-900 text-white rounded-md font-bold uppercase tracking-wide">
                              {statusLabel}
                            </span>
                          </div>

                          {/* Content */}
                          <div className="flex-1">
                            <h3 className="font-bold text-lg text-gray-900 mb-3 leading-tight line-clamp-2 pb-3 border-b border-gray-100">{job.title}</h3>
                            <div className="relative w-full h-32 mb-4 flex items-center justify-center bg-gray-50/50 rounded-lg border border-gray-50">
                              <Image
                                src="/111.png"
                                alt="Job Illustration"
                                fill
                                className="object-contain p-2"
                                quality={100}
                              />
                            </div>
                          </div>
                        </div>

                        {/* Footer Section with Separator */}
                        <div className="px-5 pb-5 pt-0 mt-auto">
                          <div className="border-t border-gray-200 pt-4 mb-4">
                            <p className="text-sm text-gray-500 font-medium flex items-center gap-2">
                              <span className="text-gray-900 font-bold">{level}</span>
                              <span className="w-1 h-1 rounded-full bg-gray-300"></span>
                              {job.location}
                            </p>
                          </div>

                          <div className="flex gap-3">
                            <Button
                              variant="outline"
                              className="flex-1 border-gray-200 text-gray-700 hover:bg-gray-50 hover:text-gray-900 rounded-lg font-bold h-10 text-xs uppercase tracking-wide"
                            >
                              {t('home.featuredJobs.viewJob')}
                            </Button>
                            <Link href={`/jobs/${job.id}`} className="flex-1">
                              <Button className="w-full bg-gray-900 hover:bg-gray-800 text-white rounded-lg font-bold h-10 text-xs uppercase tracking-wide">
                                {t('home.featuredJobs.apply')}
                              </Button>
                            </Link>
                          </div>
                        </div>
                      </Card>
                    </motion.div>
                  )
                })}
            </div>
          </div>
        </section>

        {/* More Jobs Section */}
        <section className="py-0 mt-0 pt-16">
          <div className="container mx-auto px-4 sm:px-6 lg:px-8 max-w-8xl">
            <div className="flex justify-between items-center mb-8">
              <h2 className="text-3xl font-bold text-gray-900">{t('home.moreJobs.title')}</h2>
              <Link href="/jobs">
                <Button className="bg-primary hover:bg-primary/90 text-white rounded-lg px-10 py-4 font-bold text-lg min-w-[220px] shadow-2xl hover:shadow-2xl">
                  {t('home.moreJobs.viewAll')}
                </Button>
              </Link>
            </div>

            <div className="grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-4 gap-6">
              {mockJobs.slice(0, 8)
                .map((job, index) => {
                  const colors = [
                    'bg-cyan-500', 'bg-blue-500', 'bg-indigo-500', 'bg-gray-500',
                    'bg-teal-500', 'bg-sky-500', 'bg-orange-500', 'bg-purple-500'
                  ];
                  const bgColor = colors[index % colors.length];
                  const icons = ['💻', '🎨', '📊', '🚀', '⚙️', '🔧', '📱', '🎯'];
                  const icon = icons[index % icons.length];

                  const descriptions = [
                    'Buscamos um Senior Full Stack para liderar soluções robustas e escaláveis de ponta a ponta.',
                    'O UX/UI Designer ideal para transformar ideias em experiências visuais incríveis.',
                    'Faça parte do time como Data Engineer e construa pipelines de dados inteligentes e eficientes.',
                    'Procuramos um Product Manager para liderar produtos inovadores do conceito ao lançamento.',
                    'Oportunidade para Mobile Developer criar aplicativos modernos e de alto desempenho.',
                    'Junte-se a nós como DevOps Engineer e automatize infraestruturas em ambientes de nuvem.',
                    'Vaga para Backend Developer focado em performance, segurança e APIs escaláveis.',
                    'Buscamos um QA Analyst atento aos detalhes para garantir a máxima qualidade dos produtos.'
                  ];
                  const description = descriptions[index % descriptions.length];

                  return (
                    <motion.div
                      key={job.id}
                      initial={{ opacity: 0, y: 20 }}
                      animate={{ opacity: 1, y: 0 }}
                      transition={{ duration: 0.3 }}
                    >
                      <Card className="hover:shadow-lg transition-all border border-gray-200 bg-white rounded-xl overflow-hidden group cursor-pointer h-full">
                        <CardContent className="p-5">
                          {/* Cabeçalho com logo e seta */}
                          <div className="flex items-start justify-between mb-4">
                            <div className="flex items-start gap-3 flex-1">
                              <div className={`w-12 h-12 ${bgColor} rounded-full flex items-center justify-center text-white text-xl flex-shrink-0`}>
                                {icon}
                              </div>
                              <div className="flex-1 min-w-0">
                                <h3 className="font-bold text-base text-gray-900 line-clamp-1 mb-1">{job.title}</h3>
                                <p className="text-sm text-gray-600 line-clamp-1 mb-2">{job.company}</p>
                                <p className="text-xs text-gray-500 leading-relaxed">{description}</p>
                              </div>
                            </div>
                            <ChevronRight className="w-5 h-5 text-gray-400 group-hover:text-gray-600 transition-colors flex-shrink-0 ml-2" />
                          </div>

                          {/* Rodapé com botões */}
                          <div className="pt-4 mt-4 border-t border-gray-200">
                            <div className="flex gap-3">
                              <Button
                                variant="outline"
                                className="flex-1 border-gray-200 text-gray-700 hover:bg-gray-50 hover:text-gray-900 rounded-lg font-bold h-9 text-xs uppercase tracking-wide"
                              >
                                {t('home.featuredJobs.viewJob')}
                              </Button>
                              <Link href={`/jobs/${job.id}`} className="flex-1">
                                <Button className="w-full bg-gray-900 hover:bg-gray-800 text-white rounded-lg font-bold h-9 text-xs uppercase tracking-wide">
                                  {t('home.featuredJobs.apply')}
                                </Button>
                              </Link>
                            </div>
                          </div>
                        </CardContent>
                      </Card>
                    </motion.div>
                  )
                })}
            </div>
          </div>
        </section>

        {/* CTA Section */}
        <section className="py-12">
          <div className="container mx-auto px-4 sm:px-6 lg:px-8 max-w-8xl">
            <div className="bg-gray-900 rounded-2xl overflow-hidden shadow-lg relative min-h-[500px] flex items-center">
              {/* Image Layer: Single Image with Seamless Gradient Overlay */}
              <div className="absolute inset-y-0 right-0 w-full md:w-3/4 z-0">
                <Image
                  src="/muie.jpeg"
                  alt="Woman with Notebook"
                  fill
                  className="object-contain object-right"
                  quality={100}
                  priority
                />
                {/* 
                  Seamless Blend Gradient: 
                  Starts solid gray-900 (matching, container) on left.
                  Fades gradually to transparent on right.
                  This "dyes" the dark background of the photo to match the container.
                */}
                <div className="absolute inset-0 bg-gradient-to-r from-gray-900 from-20% via-gray-900/80 via-50% to-transparent to-100%" />
              </div>

              <div className="grid lg:grid-cols-2 gap-8 items-center p-8 lg:p-12 relative z-10">
                {/* Text Content */}
                <div className="text-white max-w-lg">
                  <h2 className="text-3xl lg:text-4xl font-bold mb-4 leading-tight">
                    {t('home.cta.title')}
                  </h2>
                  <p className="mb-6 text-white/90 text-lg">
                    {t('home.cta.subtitle')}
                  </p>
                  <Button size="lg" className="bg-white text-primary hover:bg-white/90 font-bold px-12 py-7 text-xl rounded-lg">
                    {t('home.cta.button')}
                  </Button>
                </div>
              </div>
            </div>
          </div>
        </section>
      </main>

      <Footer />
    </div>
  )
}

function FilterIcon() {
  return (
    <svg width="44" height="44" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg" className="w-11 h-11">
      <rect x="4" y="7" width="16" height="3" rx="1.5" fill="white" />
      <rect x="7" y="12" width="10" height="3" rx="1.5" fill="white" />
      <rect x="10" y="17" width="4" height="3" rx="1.5" fill="white" />
    </svg>
  );
}