portifolio-evandrodevbr/app/cases/[slug]/page.tsx

import type { Metadata } from "next";
import { notFound } from "next/navigation";
import { safeJsonLd } from "@/lib/jsonld";
import {
  buildBreadcrumbList,
  buildCaseJsonLd,
  buildPageSocialMetadata,
} from "@/lib/seo";
import { caseStudies, isClientCase, siteUrl } from "@/lib/site-content";
import { CaseContactSection } from "../_components/CaseContactSection";
import { CaseHero } from "../_components/CaseHero";
import { CaseMediaSection } from "../_components/CaseMediaSection";
import { CaseResultSection } from "../_components/CaseResultSection";

interface CasePageProps {
  params: Promise<{ slug: string }>;
}

export function generateStaticParams() {
  return caseStudies.map((caseStudy) => ({ slug: caseStudy.id }));
}

export async function generateMetadata({
  params,
}: CasePageProps): Promise<Metadata> {
  const { slug } = await params;
  const caseStudy = caseStudies.find((item) => item.id === slug);

  if (!caseStudy) return { title: "Case não encontrado" };

  const url = `${siteUrl}/cases/${caseStudy.id}`;
  return {
    title: caseStudy.metaTitle,
    description: caseStudy.metaDescription,
    ...buildPageSocialMetadata({
      url,
      title: caseStudy.metaTitle,
      description: caseStudy.metaDescription,
      type: "article",
    }),
  };
}

export default async function CasePage({ params }: CasePageProps) {
  const { slug } = await params;
  const caseStudy = caseStudies.find((item) => item.id === slug);
  if (!caseStudy) notFound();

  const pageUrl = `${siteUrl}/cases/${caseStudy.id}`;
  const isClient = isClientCase(caseStudy);
  const jsonLd = {
    "@context": "https://schema.org",
    "@graph": [
      buildCaseJsonLd(caseStudy),
      buildBreadcrumbList(pageUrl, [
        ["Início", siteUrl],
        ["Cases", `${siteUrl}/cases`],
        [caseStudy.title, pageUrl],
      ] as const),
    ],
  };

  return (
    <main>
      <script type="application/ld+json">{safeJsonLd(jsonLd)}</script>
      <article>
        <CaseHero caseStudy={caseStudy} isClient={isClient} />

        <section className="ds-section" aria-labelledby="case-context">
          <div className="ds-section-shell">
            <div className="ds-grid-2 items-start">
              <div className="max-w-[68ch]">
                <h2 id="case-context" className="ds-card-title !mt-0">
                  {isClient
                    ? "O cliente e o contexto"
                    : "O contexto do projeto"}
                </h2>
                <p className="ds-copy">{caseStudy.context}</p>
                {caseStudy.role ? (
                  <p className="ds-copy">
                    <strong className="font-semibold text-[var(--ink)]">
                      Minha participação:
                    </strong>{" "}
                    {caseStudy.role}
                  </p>
                ) : null}
              </div>
              <div className="max-w-[68ch]">
                <h2 id="case-problem" className="ds-card-title !mt-0">
                  O problema
                </h2>
                <p className="ds-copy">{caseStudy.problem}</p>
              </div>
            </div>
          </div>
        </section>

        <section className="ds-section" aria-labelledby="case-done">
          <div className="ds-section-shell">
            <div className="max-w-[860px]">
              <h2 id="case-done" className="ds-card-title !mt-0">
                O que foi feito
              </h2>
              <ul className="ds-list space-y-sp-3 pl-[1.15rem]">
                {caseStudy.deliveries.map((delivery) => (
                  <li key={delivery}>{delivery}</li>
                ))}
              </ul>
              <details className="mt-sp-8 border border-[var(--border)] bg-white/70 p-sp-5 md:p-sp-6">
                <summary className="cursor-pointer py-sp-2 text-base font-semibold leading-relaxed focus-visible:outline-2 focus-visible:outline-offset-4 focus-visible:outline-[var(--ink)]">
                  Detalhes técnicos
                </summary>
                <div className="max-w-[80ch]">
                  <p className="ds-kicker mt-sp-5">Tecnologias</p>
                  <ul
                    className="ds-tags !mt-sp-3 !pt-0"
                    aria-label="Tecnologias do projeto"
                  >
                    {caseStudy.stack.map((item) => (
                      <li key={item} className="ds-tag !whitespace-normal">
                        {item}
                      </li>
                    ))}
                  </ul>
                  <p className="ds-kicker mt-sp-6">Decisões técnicas</p>
                  <ul className="ds-list !mt-sp-3 space-y-sp-2">
                    {caseStudy.decisions.map((decision) => (
                      <li key={decision}>{decision}</li>
                    ))}
                  </ul>
                </div>
              </details>
            </div>
          </div>
        </section>

        <CaseMediaSection caseStudy={caseStudy} />

        <CaseResultSection result={caseStudy.result} />

        <CaseContactSection caseStudy={caseStudy} isClient={isClient} />
      </article>
    </main>
  );
}