import React from "react";
import { getFloorBySlug } from "../../../lib/data";
import { ProductGrid } from "../../../components/ProductGrid";

export const revalidate = 300;

interface Props { params: { slug: string } }

export function generateMetadata({ params }: Props) {
  const floor = getFloorBySlug(params.slug);
  return {
    title: floor ? `${floor.title} - LOG` : `频道 - LOG`,
    description: floor?.hero?.subtitle ?? `${params.slug} 频道`
  };
}

export default function ChannelPage({ params }: Props) {
  const floor = getFloorBySlug(params.slug);
  if (!floor) {
    return (
      <div className="mx-auto max-w-screen-2xl px-4 py-12">
        <h1 className="text-2xl font-semibold">频道未找到</h1>
        <p className="mt-2 text-gray-600">该频道暂未配置内容。</p>
        <a className="mt-6 inline-block text-blue-600" href="/">返回首页</a>
      </div>
    );
  }

  return (
    <div className="mx-auto max-w-screen-2xl px-4 py-8 space-y-8">
      <div className="flex items-center justify-between">
        <h1 className="text-2xl font-semibold">{floor.title}</h1>
        <a href="/" className="text-sm text-gray-600 hover:text-gray-900">返回首页</a>
      </div>
      {floor.hero && (
        <a href={floor.hero.href ?? "#"} className="block rounded-lg overflow-hidden">
          <img src={floor.hero.image} alt={floor.hero.title ?? floor.title} className="w-full object-cover aspect-[16/6]" />
        </a>
      )}
      <ProductGrid items={floor.products} />
    </div>
  );
}