import { prisma } from "@/lib/prisma";
import { notFound } from "next/navigation";
import { format } from "date-fns";
import Link from "next/link";
import { ChevronLeft, Calendar, Clock, Tag as TagIcon, Share2 } from "lucide-react";

export default async function BlogDetailPage({ 
  params 
}: { 
  params: Promise<{ slug: string }> 
}) {
  const { slug } = await params;
  const blog = await prisma.blog.findUnique({
    where: { slug },
    include: { tags: true },
  });

  if (!blog || blog.status !== "PUBLISHED") {
    notFound();
  }

  return (
    <article className="min-h-screen pt-32 pb-20 bg-background overflow-hidden relative">
       {/* Decorative Background Elements */}
      <div className="absolute top-0 left-1/4 w-[500px] h-[500px] bg-primary/3 rounded-full blur-[120px] -z-10" />

      <div className="max-w-3xl mx-auto px-6">
        <Link
          href="/blog"
          className="inline-flex items-center gap-2 text-sm text-foreground-muted hover:text-primary mb-8 transition-colors group"
        >
          <ChevronLeft size={16} className="group-hover:-translate-x-1 transition-transform" />
          Back to all posts
        </Link>

        <div className="space-y-6 mb-12">
          <div className="flex flex-wrap items-center gap-4">
             <div className="flex items-center gap-1.5 text-xs text-foreground-muted bg-surface-elevated/50 px-3 py-1.5 rounded-full border border-border/50">
              <Calendar size={12} className="text-primary/60" />
              {blog.publishedAt ? format(new Date(blog.publishedAt), "MMMM dd, yyyy") : "Published"}
            </div>
            <div className="flex items-center gap-1.5 text-xs text-foreground-muted bg-surface-elevated/50 px-3 py-1.5 rounded-full border border-border/50">
              <Clock size={12} className="text-primary/60" />
              6 min read
            </div>
          </div>

          <h1 className="text-4xl md:text-5xl font-display font-bold text-foreground leading-tight tracking-tight">
            {blog.title}
          </h1>

          <div className="flex items-center justify-between py-6 border-y border-border/50">
             <div className="flex flex-wrap gap-2">
              {blog.tags.map((tag) => (
                <span key={tag.id} className="text-[10px] font-bold uppercase tracking-widest text-primary bg-primary/5 px-2.5 py-1 rounded-md border border-primary/10">
                  {tag.name}
                </span>
              ))}
            </div>
            <button className="p-2 text-foreground-muted hover:text-primary transition-colors">
              <Share2 size={18} />
            </button>
          </div>
        </div>

        {/* Content Section */}
        <div className="prose prose-slate dark:prose-invert max-w-none prose-pre:bg-surface prose-pre:border prose-pre:border-border/50 prose-pre:rounded-2xl prose-code:text-primary prose-a:text-primary hover:prose-a:underline font-serif text-lg leading-relaxed text-foreground/90">
          {/* Using a simple div for content here. In a real app we'd use a markdown renderer like react-markdown */}
          <div className="whitespace-pre-wrap">
            {blog.content}
          </div>
        </div>

        {/* Author Footer */}
        <div className="mt-20 p-8 bg-surface/50 border border-border/50 rounded-3xl flex items-center gap-6">
           <div className="w-16 h-16 rounded-2xl bg-primary/10 flex items-center justify-center shrink-0 border border-primary/20">
              <TagIcon size={24} className="text-primary" />
           </div>
           <div>
              <p className="text-sm font-semibold text-foreground">Written by Fikri</p>
              <p className="text-xs text-foreground-muted mt-1 leading-relaxed">
                Fullstack engineer passionate about building beautiful, functional, and user-centric web applications.
              </p>
           </div>
        </div>
      </div>
    </article>
  );
}
