import { useState } from "react";
import Markdown from "react-markdown";
import { Book, Project, AuthorProfile } from "../types";
import { Leaf, Feather, Star, Sparkles, BookOpen, ExternalLink, ArrowRight } from "lucide-react";
import SpotlightSection from "./SpotlightSection";

interface ClaraPortfolioProps {
  data: AuthorProfile;
}

export default function ClaraPortfolio({ data }: ClaraPortfolioProps) {
  const [selectedBook, setSelectedBook] = useState<Book | null>(null);
  const [selectedProject, setSelectedProject] = useState<Project | null>(null);

  const accentColor = data.accentColor || "#8FA797";
  const secondaryColor = data.secondaryColor || "#B59EB1";
  const bgColor = data.backgroundColor || "#0c0a09";
  const cardBgColor = data.cardBgColor || "#1c1917";

  const fontClass = data.fontFamily === "sans" ? "font-sans" : data.fontFamily === "mono" ? "font-mono" : "font-serif";

  return (
    <div 
      className={`min-h-screen text-stone-200 ${fontClass} selection:bg-[#B39EAF]/30 selection:text-white overflow-x-hidden relative`}
      style={{ backgroundColor: bgColor }}
    >
      {/* Hero Banner Background if present */}
      {data.heroBannerUrl && (
        <div className="absolute top-0 inset-x-0 h-96 overflow-hidden pointer-events-none -z-5 opacity-20">
          <img src={data.heroBannerUrl} alt="" className="w-full h-full object-cover blur-sm" />
          <div className="absolute inset-0 bg-gradient-to-b from-transparent to-stone-950" style={{ backgroundImage: `linear-gradient(to bottom, transparent, ${bgColor})` }} />
        </div>
      )}

      {/* Delicate organic gradients */}
      <div className="absolute inset-0 bg-[radial-gradient(ellipse_at_top,_var(--tw-gradient-stops))] from-stone-900/10 via-transparent to-transparent -z-10 pointer-events-none" />
      <div className="absolute top-1/4 left-1/4 w-96 h-96 rounded-full blur-3xl pointer-events-none opacity-15" style={{ backgroundColor: accentColor }} />
      <div className="absolute bottom-1/3 right-1/3 w-96 h-96 rounded-full blur-3xl pointer-events-none opacity-15" style={{ backgroundColor: secondaryColor }} />

      {/* Header / Hero */}
      <header className="relative py-24 px-4 max-w-7xl mx-auto border-b border-stone-800/80">
        <div className="text-center max-w-4xl mx-auto space-y-6">
          <div 
            className="inline-flex items-center gap-2 px-4 py-1.5 bg-stone-900/80 border rounded-full text-xs tracking-wider mb-2 shadow-sm"
            style={{ borderColor: `${accentColor}40`, color: accentColor }}
          >
            <Leaf className="w-3.5 h-3.5 animate-pulse" style={{ color: accentColor }} />
            <span className="font-serif italic text-stone-300">{data.badgeText || "Lyrik & Naturphilosophie"}</span>
          </div>
          
          <h1 className="text-4xl md:text-6xl font-serif tracking-widest text-stone-100 uppercase font-light drop-shadow-sm">
            {data.heroTitle || data.name || "CLARA FINCH"}
          </h1>
          <p className="font-sans text-xs md:text-sm tracking-[0.4em] uppercase" style={{ color: secondaryColor }}>
            {data.heroSubtitle || "LYRIK, ESSAYS & NATURPHILOSOPHIE"}
          </p>
          <div className="h-[1px] w-36 mx-auto mt-6" style={{ background: `linear-gradient(to right, transparent, ${accentColor}, ${secondaryColor}, transparent)` }} />

          {/* Quick Section Navigation */}
          <nav className="mt-8 flex flex-wrap justify-center gap-3 text-xs font-sans">
            <a 
              href="#ueber-mich"
              className="px-4 py-2 rounded-full border border-stone-800 bg-stone-900/60 hover:border-stone-500 transition-all text-stone-300 uppercase tracking-wider"
            >
              🌿 {data.aboutTitle || "Über mich"}
            </a>
            <a 
              href="#projekte"
              className="px-4 py-2 rounded-full border border-stone-800 bg-stone-900/60 hover:border-stone-500 transition-all text-stone-300 uppercase tracking-wider"
            >
              ✍️ {data.projectsTitle || "Notizbücher"}
            </a>
            <a 
              href="#buecherregal"
              className="px-4 py-2 rounded-full border border-stone-800 bg-stone-900/60 hover:border-stone-500 transition-all text-stone-300 uppercase tracking-wider"
            >
              📖 {data.booksTitle || "Gedruckte Werke"}
            </a>
          </nav>
        </div>
      </header>

      {/* Main Grid */}
      <main className="max-w-7xl mx-auto px-4 py-16 space-y-24">
        
        {/* About writer */}
        <section id="ueber-mich" className="grid grid-cols-1 md:grid-cols-12 gap-12 items-center">
          <div className="md:col-span-4 flex justify-center">
            <div className="relative group">
              {/* Outer soft natural glow */}
              <div className="absolute -inset-1.5 rounded-2xl blur opacity-20 group-hover:opacity-40 transition duration-1000 group-hover:duration-200" style={{ background: `linear-gradient(to right, ${accentColor}, ${secondaryColor})` }} />
              <div className="relative w-64 h-64 md:w-80 md:h-80 rounded-2xl overflow-hidden border border-stone-800" style={{ backgroundColor: cardBgColor }}>
                <img 
                  src={data.avatarUrl || "https://images.unsplash.com/photo-1544005313-94ddf0286df2?auto=format&fit=crop&q=80&w=400"} 
                  alt={data.name} 
                  className="w-full h-full object-cover grayscale brightness-95 group-hover:scale-105 group-hover:grayscale-0 transition-all duration-1000"
                  referrerPolicy="no-referrer"
                />
              </div>
            </div>
          </div>
          <div className="md:col-span-8 space-y-6">
            <h2 className="text-2xl md:text-3xl font-serif text-stone-100 flex items-center gap-3">
              <Feather className="w-6 h-6" style={{ color: accentColor }} />
              <span>{data.aboutTitle || "Das Atmen zwischen den Zeilen"}</span>
            </h2>
            <div className="prose prose-invert prose-stone max-w-none text-stone-300 leading-relaxed font-sans space-y-4">
              <p className="whitespace-pre-wrap italic">{data.bio}</p>
            </div>
            
            <div className="grid grid-cols-2 md:grid-cols-3 gap-4 pt-4 text-xs">
              {(data.bioTag1Label || data.bioTag1Value) && (
                <div className="p-3 border rounded-xl flex items-center gap-3" style={{ backgroundColor: cardBgColor, borderColor: `${accentColor}20` }}>
                  <Leaf className="w-5 h-5 shrink-0" style={{ color: accentColor }} />
                  <div>
                    <div className="text-stone-500 uppercase tracking-wider text-[10px]">{data.bioTag1Label || "Genre"}</div>
                    <div className="text-stone-200 font-semibold">{data.bioTag1Value || "Lyrik & Essays"}</div>
                  </div>
                </div>
              )}
              {(data.bioTag2Label || data.bioTag2Value) && (
                <div className="p-3 border rounded-xl flex items-center gap-3" style={{ backgroundColor: cardBgColor, borderColor: `${accentColor}20` }}>
                  <Sparkles className="w-5 h-5 shrink-0" style={{ color: secondaryColor }} />
                  <div>
                    <div className="text-stone-500 uppercase tracking-wider text-[10px]">{data.bioTag2Label || "Ästhetik"}</div>
                    <div className="text-stone-200 font-semibold">{data.bioTag2Value || "Natur & Poesie"}</div>
                  </div>
                </div>
              )}
              {(data.bioTag3Label || data.bioTag3Value) && (
                <div className="p-3 border rounded-xl flex items-center gap-3 col-span-2 md:col-span-1" style={{ backgroundColor: cardBgColor, borderColor: `${accentColor}20` }}>
                  <Feather className="w-5 h-5 shrink-0" style={{ color: accentColor }} />
                  <div>
                    <div className="text-stone-500 uppercase tracking-wider text-[10px]">{data.bioTag3Label || "Fokus"}</div>
                    <div className="text-stone-200 font-semibold">{data.bioTag3Value || "Naturkontemplation"}</div>
                  </div>
                </div>
              )}
            </div>
          </div>
        </section>

        {/* Section 1.5: Spotlight / Neuerscheinung */}
        {data.books?.find(b => b.isSpotlight) && (
          <SpotlightSection 
            book={data.books.find(b => b.isSpotlight)!}
            title={data.spotlightTitle}
            subtitle={data.spotlightSubtitle}
            accentColor={accentColor}
            secondaryColor={secondaryColor}
            cardBgColor={cardBgColor}
          />
        )}

        {/* Dynamic ongoing work writing progress */}
        <section id="projekte" className="space-y-8">
          <div className="flex flex-col md:flex-row md:items-end justify-between gap-4 border-b border-stone-800 pb-4">
            <div>
              <h2 className="text-2xl md:text-3xl font-serif text-stone-100 flex items-center gap-3">
                <Feather className="w-6 h-6" style={{ color: accentColor }} />
                <span>{data.projectsTitle || "Aus den Notizbüchern"}</span>
              </h2>
              <p className="text-stone-400 text-sm mt-1">{data.projectsSubtitle || "Gedanken im Entwurf, Fragmente und Sammlungen, die bald das Licht der Welt erblicken."}</p>
            </div>
          </div>

          <div className="grid grid-cols-1 md:grid-cols-2 gap-6">
            {data.projects.map((project) => (
              <button 
                key={project.id} 
                onClick={() => setSelectedProject(project)}
                className="p-6 border rounded-xl transition-all duration-300 flex flex-col text-left w-full justify-between group cursor-pointer hover:scale-[1.01] focus:outline-none shadow-md"
                style={{ backgroundColor: cardBgColor, borderColor: `${accentColor}20` }}
              >
                <div className="space-y-4 w-full">
                  <div className="flex items-center justify-between">
                    <span className="text-[10px] uppercase font-sans px-2.5 py-1 rounded border tracking-wider" style={{ color: accentColor, backgroundColor: `${accentColor}15`, borderColor: `${accentColor}30` }}>
                      {project.status || "In Arbeit"}
                    </span>
                    <span className="text-xs text-stone-400 italic">
                      Reifegrad: {project.progress}%
                    </span>
                  </div>
                  <h3 className="text-lg font-serif text-stone-100 group-hover:text-stone-300 transition-colors">
                    {project.title}
                  </h3>
                  <div className="text-stone-300 text-sm italic line-clamp-3 markdown-body [&_p]:inline [&_p]:m-0">
                    <Markdown 
                      components={{ 
                        a: ({ node, ...props }) => (
                          <a 
                            target="_blank" 
                            rel="noopener noreferrer" 
                            className="underline text-[#8FA797] hover:text-stone-200 font-medium" 
                            onClick={(e) => e.stopPropagation()} 
                            {...props} 
                          />
                        ) 
                      }}
                    >
                      {project.description}
                    </Markdown>
                  </div>
                  <p className="font-sans text-[11px] mt-2 group-hover:translate-x-1 transition-transform flex items-center gap-1 italic" style={{ color: accentColor }}>
                    Details einsehen <ArrowRight className="w-3 h-3" />
                  </p>
                </div>
                <div className="mt-6 space-y-1.5 w-full">
                  <div className="h-1 w-full bg-stone-900 rounded-full overflow-hidden">
                    <div 
                      className="h-full rounded-full transition-all duration-1000 ease-out shadow-sm" 
                      style={{ width: `${project.progress}%`, background: `linear-gradient(to right, ${accentColor}, ${secondaryColor})` }}
                    />
                  </div>
                </div>
              </button>
            ))}
          </div>
        </section>

        {/* Bookshelf display */}
        <section id="buecherregal" className="space-y-8">
          <div className="border-b border-stone-800 pb-4">
            <h2 className="text-2xl md:text-3xl font-serif text-stone-100 flex items-center gap-3">
              <BookOpen className="w-6 h-6" style={{ color: accentColor }} />
              <span>{data.booksTitle || "Gedruckte Werke"}</span>
            </h2>
            <p className="text-stone-400 text-sm mt-1">{data.booksSubtitle || "Erschlossene Wortlandschaften. Wählen Sie einen Band, um tiefer hineinzuhören."}</p>
          </div>

          <div className="grid grid-cols-2 sm:grid-cols-3 md:grid-cols-4 gap-6 justify-items-center">
            {data.books.map((book) => (
              <button
                key={book.id}
                onClick={() => setSelectedBook(book)}
                className="group relative focus:outline-none text-left w-full max-w-[210px] aspect-[2/3] rounded-xl overflow-hidden border transition-all duration-300 hover:shadow-xl cursor-pointer"
                style={{ backgroundColor: cardBgColor, borderColor: `${accentColor}30` }}
              >
                <div className="absolute inset-0 bg-stone-900/10 opacity-0 group-hover:opacity-100 transition-opacity z-10 pointer-events-none" />
                <img 
                  src={book.coverUrl || "https://images.unsplash.com/photo-1501504905252-473c47e087f8?auto=format&fit=crop&q=80&w=300"} 
                  alt={book.title}
                  className="w-full h-full object-cover group-hover:scale-105 transition-transform duration-700 z-0"
                  referrerPolicy="no-referrer"
                />
                
                <div className="absolute inset-x-0 bottom-0 bg-gradient-to-t from-stone-950 via-stone-950/90 to-transparent p-4 opacity-80 group-hover:opacity-100 transition-all duration-350 z-20">
                  <p className="text-stone-100 text-xs font-serif truncate">{book.title}</p>
                  <p className="text-[10px] font-sans mt-0.5 italic" style={{ color: accentColor }}>Verweilen <ArrowRight className="inline-block w-2.5 h-2.5 ml-0.5" /></p>
                </div>
              </button>
            ))}
          </div>
        </section>

        {/* Custom Highlight Section if present */}
        {(data.customSectionTitle || data.customSectionContent) && (
          <section id="garten-notiz" className="p-8 rounded-2xl border relative overflow-hidden max-w-4xl mx-auto shadow-xl" style={{ backgroundColor: cardBgColor, borderColor: `${accentColor}30` }}>
            {data.customSectionTitle && (
              <h2 className="text-2xl font-serif text-stone-100 mb-4 flex items-center gap-2">
                <Sparkles className="w-5 h-5" style={{ color: accentColor }} />
                <span>{data.customSectionTitle}</span>
              </h2>
            )}
            {data.customSectionContent && (
              <div className="text-stone-300 text-sm md:text-base leading-relaxed italic markdown-body [&_p]:mb-4 [&_p:last-child]:mb-0">
                <Markdown 
                  components={{ 
                    a: ({ node, ...props }) => (
                      <a 
                        target="_blank" 
                        rel="noopener noreferrer" 
                        className="underline text-[#8FA797] hover:text-stone-200 font-medium" 
                        {...props} 
                      />
                    ) 
                  }}
                >
                  {data.customSectionContent}
                </Markdown>
              </div>
            )}
          </section>
        )}

      </main>

      {/* Book details modular modal */}
      {selectedBook && (
        <div className="fixed inset-0 z-50 overflow-y-auto" role="dialog" aria-modal="true">
          <div 
            className="fixed inset-0 bg-stone-950/85 backdrop-blur-md transition-opacity" 
            onClick={() => setSelectedBook(null)}
          />

          <div className="flex min-h-full items-center justify-center p-4 text-center sm:p-0">
            <div className="relative transform overflow-hidden rounded-2xl bg-stone-950 border border-stone-900 text-left shadow-2xl transition-all sm:my-8 sm:w-full sm:max-w-4xl p-6 md:p-8 space-y-6">
              
              <button 
                onClick={() => setSelectedBook(null)}
                className="absolute top-4 right-4 text-stone-400 hover:text-stone-100 hover:bg-[#4A5D50]/80 px-2.5 py-1 rounded-md text-xs font-sans border border-stone-800 transition-all cursor-pointer"
              >
                SCHLIEẞEN
              </button>

              <div className="grid grid-cols-1 md:grid-cols-12 gap-8 pt-4">
                
                {/* Book Cover */}
                <div className="col-span-1 md:col-span-4 flex flex-col items-center">
                  <div className="rounded-xl overflow-hidden shadow-2xl border border-[#4A5D50]/30 max-w-[260px] aspect-[2/3] w-full">
                    <img 
                      src={selectedBook.coverUrl} 
                      alt={selectedBook.title} 
                      className="w-full h-full object-cover"
                      referrerPolicy="no-referrer"
                    />
                  </div>
                  {selectedBook.buyLink && (
                    <a 
                      href={selectedBook.buyLink}
                      target="_blank"
                      rel="noopener noreferrer"
                      className="mt-6 w-full max-w-[260px] py-3 text-center bg-gradient-to-r from-[#8FA797] to-[#B59EB1] hover:from-[#9fbca9] hover:to-[#cbb5c7] text-stone-950 font-bold font-sans rounded-xl flex items-center justify-center gap-2 transition-all hover:scale-[1.02] shadow-[0_4px_12px_rgba(143,167,151,0.2)] text-sm"
                    >
                      <span>Werk erwerben</span>
                      <ExternalLink className="w-4 h-4" />
                    </a>
                  )}
                </div>

                {/* Details text area */}
                <div className="col-span-1 md:col-span-8 flex flex-col justify-between space-y-6">
                  <div className="space-y-4">
                    <div className="flex flex-wrap items-center gap-2">
                      <span className="text-[10px] font-sans text-[#8FA797] bg-[#4A5D50]/20 px-2.5 py-0.5 rounded border border-[#8FA797]/30">
                        Erschienen: {selectedBook.publishedYear}
                      </span>
                      {selectedBook.genres?.map((genre) => (
                        <span key={genre} className="text-[10px] font-sans text-[#B59EB1] bg-[#B59EB1]/10 px-2.5 py-0.5 rounded border border-[#B59EB1]/20">
                          {genre}
                        </span>
                      ))}
                    </div>

                    <h3 className="text-3xl font-serif text-stone-100">
                      {selectedBook.title}
                    </h3>
                    
                    {selectedBook.subtitle && (
                      <h4 className="text-sm font-sans italic text-[#B59EB1]">
                        {selectedBook.subtitle}
                      </h4>
                    )}

                    <div className="h-[1px] bg-[#4A5D50]/30" />

                    <div className="text-stone-300 text-sm leading-relaxed italic markdown-body [&_p]:mb-4 [&_p:last-child]:mb-0">
                      <Markdown>{selectedBook.description}</Markdown>
                    </div>
                  </div>

                  {/* Embedded Spotify player (Only if playlist is non-empty) */}
                  {selectedBook.spotifyPlaylistId && selectedBook.spotifyPlaylistId.trim() !== "" && (
                    <div className="space-y-2">
                      <p className="text-xs font-sans text-[#8FA797] flex items-center gap-2 italic">
                        <Leaf className="w-3.5 h-3.5 text-[#8FA797]" />
                        <span>Klanglandschaft (Begleitende Playlist)</span>
                      </p>
                      <div className="rounded-xl overflow-hidden bg-stone-900 border border-stone-800">
                        <iframe 
                          src={`https://open.spotify.com/embed/playlist/${selectedBook.spotifyPlaylistId}?utm_source=generator&theme=0`} 
                          width="100%" 
                          height="152" 
                          frameBorder="0" 
                          allowFullScreen={false} 
                          allow="autoplay; clipboard-write; encrypted-media; fullscreen; picture-in-picture" 
                          loading="lazy"
                        />
                      </div>
                    </div>
                  )}

                </div>

              </div>
              
            </div>
          </div>
        </div>
      )}

      {/* Project details modular modal */}
      {selectedProject && (
        <div className="fixed inset-0 z-50 overflow-y-auto" role="dialog" aria-modal="true">
          <div 
            className="fixed inset-0 bg-stone-950/85 backdrop-blur-md transition-opacity" 
            onClick={() => setSelectedProject(null)}
          />

          <div className="flex min-h-full items-center justify-center p-4 text-center sm:p-0">
            <div className="relative transform overflow-hidden rounded-2xl bg-stone-950 border border-stone-900 text-left shadow-2xl transition-all sm:my-8 sm:w-full sm:max-w-2xl p-6 md:p-8 space-y-6">
              
              <button 
                onClick={() => setSelectedProject(null)}
                className="absolute top-4 right-4 text-stone-400 hover:text-stone-100 hover:bg-[#4A5D50]/80 px-2.5 py-1 rounded-md text-xs font-sans border border-stone-800 transition-all cursor-pointer"
              >
                SCHLIEẞEN
              </button>

              <div className="space-y-6 pt-4">
                <div className="flex flex-wrap items-center gap-2">
                  <span className="text-[10px] font-sans text-[#8FA797] bg-[#4A5D50]/20 px-2.5 py-0.5 rounded border border-[#8FA797]/30">
                    Status: {selectedProject.status || "In Arbeit"}
                  </span>
                  <span className="text-[10px] font-sans text-[#B59EB1] bg-[#B59EB1]/10 px-2.5 py-0.5 rounded border border-[#B59EB1]/20">
                    Notizbucheintrag
                  </span>
                </div>

                <h3 className="text-3xl font-serif text-stone-100">
                  {selectedProject.title}
                </h3>

                <div className="h-[1px] bg-[#4A5D50]/30" />

                <div className="space-y-2">
                  <div className="flex justify-between items-center text-xs font-sans text-stone-400">
                    <span>ENTWURF-FORTSCHRITT:</span>
                    <span className="text-[#8FA797] font-bold">{selectedProject.progress}%</span>
                  </div>
                  <div className="h-2 w-full bg-stone-900 rounded-full overflow-hidden border border-stone-800">
                    <div 
                      className="h-full bg-gradient-to-r from-[#4A5D50] via-[#8FA797] to-[#B59EB1] rounded-full transition-all duration-1000 ease-out shadow-[0_0_8px_rgba(143,167,151,0.25)]" 
                      style={{ width: `${selectedProject.progress}%` }}
                    />
                  </div>
                </div>

                <div className="bg-[#4A5D50]/5 p-5 rounded-xl border border-[#4A5D50]/20 relative overflow-hidden">
                  <div className="absolute top-0 right-0 p-2 text-stone-700 text-[10px] font-mono select-none">
                    FRAGMENT_LOG_CLARA
                  </div>
                  <h4 className="text-xs font-sans text-[#8FA797] uppercase tracking-wider mb-3 italic">Konzeptuelle Notizen & Auszüge</h4>
                  <div className="text-stone-200 text-sm leading-relaxed italic markdown-body [&_p]:mb-4 [&_p:last-child]:mb-0">
                    <Markdown>{selectedProject.description || "Für dieses Buchprojekt wurden noch keine lyrischen Gedanken freigegeben."}</Markdown>
                  </div>
                </div>
              </div>
              
            </div>
          </div>
        </div>
      )}

      {/* Footer */}
      <footer className="border-t border-stone-800 py-12 px-4 text-center text-xs text-stone-500 italic" style={{ backgroundColor: bgColor }}>
        <div className="max-w-7xl mx-auto space-y-2">
          <p>© {new Date().getFullYear()} {data.name}. Alle Rechte vorbehalten.</p>
          <p className="text-stone-500">{data.footerText || "Betrachtungen, verwoben mit dem Rhythmus der wachsenden Natur."}</p>
        </div>
      </footer>
    </div>
  );
}