import Image from "next/image";
import { Check } from "lucide-react";
import type { CmsProductContent } from "@/types/cms-landing";

const DEFAULT_TITLE =
  "The product we offer is designed to meet your business needs.";
const DEFAULT_BODY =
  "Social media marketing services are provided by companies or individuals who specialize in marketing strategies through social media platforms.";

function cardImageUrl(p: CmsProductContent) {
  return p.images?.[0]?.image_url?.trim() || "/image/p1.png";
}

export default function ProductSection({
  products,
}: {
  products?: CmsProductContent[] | null;
}) {
  const list = products?.filter((p) => p.id) ?? [];

  if (list.length === 0) {
    return (
      <section className="bg-white py-32">
        <div className="container mx-auto px-6">
          <div className="mb-20 text-center">
            <p className="mb-4 text-sm font-semibold uppercase tracking-widest text-gray-400">
              Our Product
            </p>
            <h2 className="mx-auto max-w-3xl text-4xl font-extrabold leading-tight md:text-5xl whitespace-pre-line">
              {DEFAULT_TITLE}
            </h2>
          </div>
          <div className="grid grid-cols-1 items-center gap-16 md:grid-cols-2">
            <div className="flex justify-center">
              <Image
                src="/image/p1.png"
                alt="Product illustration"
                width={520}
                height={420}
                className="object-contain"
              />
            </div>
            <div className="max-w-xl">
              <div className="mb-6 flex h-12 w-12 items-center justify-center rounded-xl bg-[#fdecc8]">
                <Image
                  src="/image/product-icon.png"
                  alt=""
                  width={22}
                  height={22}
                />
              </div>
              <h3 className="mb-4 text-2xl font-bold text-gray-900">
                MediaHUB Content Aggregator
              </h3>
              <p className="mb-8 text-sm leading-relaxed text-gray-600 whitespace-pre-line">
                {DEFAULT_BODY}
              </p>
              <button
                type="button"
                className="text-sm font-semibold text-[#966314] hover:underline"
              >
                Learn More →
              </button>
            </div>
          </div>
        </div>
      </section>
    );
  }

  const first = list[0];
  const sectionTitle =
    first?.primary_title?.trim() || "Products tailored to your business";
  const subtitle = first?.secondary_title?.trim();

  return (
    <section className="bg-white py-32">
      <div className="container mx-auto px-6">
        <div className="mb-16 text-center">
          <p className="mb-4 text-sm font-semibold uppercase tracking-widest text-gray-400">
            Our Product
          </p>
          <h2 className="mx-auto max-w-3xl text-4xl font-extrabold leading-tight md:text-5xl whitespace-pre-line">
            {list.length > 1 ? "Our Products" : sectionTitle}
          </h2>
          {subtitle && list.length > 1 ? (
            <p className="mx-auto mt-4 max-w-2xl text-lg text-gray-600">{subtitle}</p>
          ) : null}
        </div>

        <div className="grid gap-10 md:grid-cols-2 lg:grid-cols-3">
          {list.map((p) => {
            const imgSrc = cardImageUrl(p);
            const external = /^https?:\/\//i.test(imgSrc);
            const rawDesc = p.description?.trim();
            const lines = rawDesc
              ? rawDesc.split(/\r?\n/).map((l) => l.trim()).filter(Boolean)
              : [];
            const useBullets = lines.length > 1;
            const bodyText = lines.length === 0 ? DEFAULT_BODY : rawDesc ?? "";

            return (
              <div
                key={p.id}
                className="flex flex-col overflow-hidden rounded-2xl border border-gray-100 bg-white shadow-sm"
              >
                <div className="relative flex aspect-[4/3] items-center justify-center bg-gray-50">
                  {external ? (
                    // eslint-disable-next-line @next/next/no-img-element
                    <img
                      src={imgSrc}
                      alt=""
                      className="h-full w-full object-cover"
                    />
                  ) : (
                    <Image
                      src={imgSrc}
                      alt=""
                      width={480}
                      height={360}
                      className="object-contain"
                    />
                  )}
                </div>
                <div className="flex flex-1 flex-col p-6">
                  <div className="mb-4 flex h-12 w-12 items-center justify-center rounded-xl bg-[#fdecc8]">
                    <Image
                      src="/image/product-icon.png"
                      alt=""
                      width={22}
                      height={22}
                    />
                  </div>
                  <h3 className="mb-3 text-xl font-bold text-gray-900 whitespace-pre-line">
                    {p.primary_title?.trim() || "Product"}
                  </h3>
                  {p.secondary_title?.trim() ? (
                    <p className="mb-3 text-sm font-medium text-gray-500">
                      {p.secondary_title.trim()}
                    </p>
                  ) : null}
                  {useBullets ? (
                    <ul className="mb-4 space-y-3">
                      {lines.map((item) => (
                        <li key={item} className="flex gap-3 text-sm text-gray-600">
                          <span className="mt-1 flex h-8 w-16 shrink-0 items-center justify-center rounded-full bg-[#fdecc8]">
                            <Check size={12} className="text-[#966314]" />
                          </span>
                          {item}
                        </li>
                      ))}
                    </ul>
                  ) : (
                    <p className="mb-4 flex-1 text-sm leading-relaxed text-gray-600 whitespace-pre-line line-clamp-6">
                      {bodyText}
                    </p>
                  )}
                  <button
                    type="button"
                    className="mt-auto text-left text-sm font-semibold text-[#966314] hover:underline"
                  >
                    Learn More →
                  </button>
                </div>
              </div>
            );
          })}
        </div>
      </div>
    </section>
  );
}