import { BookOpen, PenTool, ArrowRight, Star } from "lucide-react";
import { LocaleLink } from "@/components/locale-link";
import { SectionHeader } from "../shared/section";
import { getHomeDataSafe } from "../shared/home-data";
import type { ThemeModule } from "../types";

/** Editorial：AI 媒体 + 工具目录（Serif / 内容优先） */
const brand = {
  name: "The AI Ledger",
  tagline: "Independent journalism on AI tools, with a community-ranked directory.",
  headline: "AI tools, reviewed and ranked",
  subheadline:
    "Guides, comparisons and a community-powered directory of the best AI tools.",
};

const navItems = [
  { label: "Stories", href: "/blog" },
  { label: "Guides", href: "/ai-tools-for" },
  { label: "Best Picks", href: "/best" },
  { label: "Directory", href: "/tools" },
  { label: "Rankings", href: "/rankings" },
  { label: "Submit", href: "/submit" },
];

const footerGroups = [
  {
    title: "Read",
    links: [
      { label: "Latest Stories", href: "/blog" },
      { label: "Buying Guides", href: "/best" },
      { label: "Use Case Guides", href: "/ai-tools-for" },
    ],
  },
  {
    title: "Directory",
    links: [
      { label: "All Tools", href: "/tools" },
      { label: "Community Rankings", href: "/rankings" },
      { label: "Submit a Tool", href: "/submit" },
    ],
  },
  {
    title: "Company",
    links: [
      { label: "Contact", href: "/contact" },
      { label: "Terms", href: "/terms" },
      { label: "Privacy", href: "/privacy" },
    ],
  },
];

async function EditorialHome({ locale }: { locale: string }) {
  const data = await getHomeDataSafe(6);
  const featured = data.articles[0];
  const editorPicks = data.editorsChoice.slice(0, 4);

  return (
    <div className="min-h-screen bg-background">
      {/* Masthead */}
      <section className="border-b border-border">
        <div className="mx-auto max-w-4xl px-4 py-16 text-center sm:px-6 md:py-20">
          <p className="text-xs font-medium uppercase tracking-[0.3em] text-muted-foreground">
            Independent AI Coverage
          </p>
          <h1 className="mt-4 text-4xl font-bold tracking-tight text-foreground md:text-5xl">
            {brand.headline}
          </h1>
          <p className="mx-auto mt-4 max-w-xl text-base leading-relaxed text-muted-foreground">
            {brand.subheadline}
          </p>
        </div>
      </section>

      <div className="mx-auto max-w-4xl space-y-14 px-4 py-12 sm:px-6">
        {/* Featured Story */}
        {featured && (
          <section>
            <div className="mb-4 flex items-center gap-2 text-xs font-semibold uppercase tracking-widest text-primary">
              <BookOpen className="h-3.5 w-3.5" />
              Featured story
            </div>
            <LocaleLink href={`/blog/${featured.slug}`} className="group block">
              <h2 className="text-2xl font-bold leading-snug text-foreground group-hover:underline md:text-3xl">
                {featured.title}
              </h2>
              {featured.description && (
                <p className="mt-3 text-base leading-relaxed text-muted-foreground">
                  {featured.description}
                </p>
              )}
              <span className="mt-3 inline-flex items-center gap-1 text-sm font-medium text-primary">
                Read the story
                <ArrowRight className="h-3.5 w-3.5 transition-transform group-hover:translate-x-0.5" />
              </span>
            </LocaleLink>
          </section>
        )}

        {/* Editor's Picks */}
        {editorPicks.length > 0 && (
          <section>
            <div className="mb-4 flex items-center gap-2 text-xs font-semibold uppercase tracking-widest text-primary">
              <PenTool className="h-3.5 w-3.5" />
              Editor's picks
            </div>
            <div className="divide-y divide-border border-y border-border">
              {editorPicks.map((tool, i) => (
                <LocaleLink
                  key={tool.id}
                  href={`/tools/${tool.slug}`}
                  className="group flex items-baseline gap-4 py-4"
                >
                  <span className="text-sm font-bold text-muted-foreground tabular-nums">
                    {String(i + 1).padStart(2, "0")}
                  </span>
                  <div className="min-w-0 flex-1">
                    <h3 className="text-base font-semibold text-foreground group-hover:underline">
                      {locale === "zh" && tool.nameZh ? tool.nameZh : tool.nameEn}
                    </h3>
                    <p className="mt-0.5 line-clamp-1 text-sm text-muted-foreground">
                      {tool.taglineEn || tool.descriptionEn}
                    </p>
                  </div>
                  {(tool.ratingAvg ?? 0) > 0 && (
                    <span className="inline-flex shrink-0 items-center gap-1 text-sm font-semibold text-foreground">
                      <Star className="h-3.5 w-3.5 fill-amber-400 text-amber-400" />
                      {(tool.ratingAvg ?? 0).toFixed(1)}
                    </span>
                  )}
                </LocaleLink>
              ))}
            </div>
          </section>
        )}

        {/* Best Lists（编辑内容型榜单） */}
        {data.collections.length > 0 && (
          <section>
            <SectionHeader
              title="Buying guides"
              subtitle="Deep dives that help you choose"
              viewAllHref="/best"
              viewAllLabel="All guides"
            />
            <div className="grid gap-6 sm:grid-cols-2">
              {data.collections.slice(0, 4).map((col) => (
                <LocaleLink
                  key={col.id}
                  href={`/best/${col.slug}`}
                  className="group border-t-2 border-foreground/80 pt-4"
                >
                  <h3 className="text-lg font-bold leading-snug text-foreground group-hover:underline">
                    {locale === "zh" && col.nameZh ? col.nameZh : col.nameEn}
                  </h3>
                  <p className="mt-2 line-clamp-2 text-sm leading-relaxed text-muted-foreground">
                    {locale === "zh" && col.introZh ? col.introZh : col.introEn}
                  </p>
                  <p className="mt-2 text-xs uppercase tracking-wide text-muted-foreground">
                    {col.toolCount} tools compared
                  </p>
                </LocaleLink>
              ))}
            </div>
          </section>
        )}

        {/* Latest articles */}
        {data.articles.length > 1 && (
          <section>
            <SectionHeader title="Latest stories" viewAllHref="/blog" />
            <div className="grid gap-6 sm:grid-cols-2">
              {data.articles.slice(1).map((article) => (
                <LocaleLink key={article.slug} href={`/blog/${article.slug}`} className="group">
                  <h3 className="text-base font-semibold leading-snug text-foreground group-hover:underline">
                    {article.title}
                  </h3>
                  {article.description && (
                    <p className="mt-1.5 line-clamp-2 text-sm text-muted-foreground">
                      {article.description}
                    </p>
                  )}
                </LocaleLink>
              ))}
            </div>
          </section>
        )}

        {/* Community signal */}
        {data.latestReviews.length > 0 && (
          <section>
            <SectionHeader
              title="From the community"
              viewAllHref="/tools"
              viewAllLabel="Browse directory"
            />
            <div className="grid gap-6 sm:grid-cols-2">
              {data.latestReviews.slice(0, 4).map((review, i) => (
                <blockquote
                  key={i}
                  className="border-l-2 border-primary/40 pl-4"
                >
                  <p className="text-sm italic leading-relaxed text-foreground">
                    "{review.content.slice(0, 140)}
                    {review.content.length > 140 ? "..." : ""}"
                  </p>
                  <footer className="mt-2 text-xs text-muted-foreground">
                    {review.authorName} on{" "}
                    <LocaleLink
                      href={`/tools/${review.toolSlug}`}
                      className="font-medium text-foreground hover:underline"
                    >
                      {review.toolName}
                    </LocaleLink>
                    {" · "}
                    {review.rating}/5
                  </footer>
                </blockquote>
              ))}
            </div>
          </section>
        )}
      </div>
    </div>
  );
}

export const editorialTheme: ThemeModule = {
  id: "editorial",
  brand,
  HomePage: EditorialHome,
};

export { navItems as editorialNavItems, footerGroups as editorialFooterGroups };