import { readFileSync } from "node:fs";
import { join } from "node:path";
import {
  caseStudies,
  clientCases,
  getRelatedCases,
  getRelatedServices,
  isClientCase,
  labCases,
  servicePages,
} from "./site-content";

const clientIds = ["sev-modaintima", "lavacao-047", "sc-plus", "as-servicos"];
const labIds = ["nutriscan", "twins-lab", "reddit-explorer", "gcc-installer"];

function getService(slug: string) {
  const service = servicePages.find((item) => item.slug === slug);
  if (!service) throw new Error(`Missing service ${slug}`);
  return service;
}

it("separates client work from the laboratory using the kind in the portfolio data", () => {
  expect(clientCases.map(({ id }) => id)).toEqual(clientIds);
  expect(labCases.map(({ id }) => id)).toEqual(labIds);
  expect(caseStudies).toHaveLength(8);
  expect(
    caseStudies.every(
      (item) => isClientCase(item) === clientIds.includes(item.id),
    ),
  ).toBe(true);
  expect(isClientCase({ id: "projeto-que-nao-existe" })).toBe(false);
});

it("gives every case the sections of the business structure", () => {
  for (const caseStudy of caseStudies) {
    expect(caseStudy.headline.length).toBeGreaterThan(10);
    expect(caseStudy.context.length).toBeGreaterThan(20);
    expect(caseStudy.problem.length).toBeGreaterThan(20);
    expect(caseStudy.deliveries.length).toBeGreaterThanOrEqual(3);
    expect(caseStudy.stack.length).toBeGreaterThan(0);
    expect(caseStudy.decisions.length).toBeGreaterThan(0);
    // sem dado real e autorizado, não há seção de resultado
    expect(caseStudy.result).toBeUndefined();
  }
});

it("writes the NutriScan case in business language", () => {
  expect(caseStudies.find(({ id }) => id === "nutriscan")?.headline).toBe(
    "Consulta de alimentos por nome ou código de barras",
  );
});

it("has no GitHub link, source list or disqualifying caveat in the public text", () => {
  const text = JSON.stringify({ caseStudies, servicePages });
  expect(text).not.toMatch(/github\.com/i);
  expect(text).not.toMatch(/\/#contact/);
  expect(text).not.toMatch(
    /Limites desta evidência|Desafio verificável|Exemplos ilustrativos|não projetos já entregues|Sem promessas|nem CI|não há CI|escopo definido|não comprova|não representa/i,
  );
  for (const caseStudy of caseStudies) {
    expect(caseStudy).not.toHaveProperty("githubUrl");
    expect(caseStudy).not.toHaveProperty("detail");
  }
});

it("never mentions an unavailable demo in the case text", () => {
  expect(JSON.stringify(caseStudies)).not.toMatch(/indispon/i);
});

it("leaves the commercial offer of every service empty for the owner to fill in", () => {
  for (const service of servicePages) {
    expect(service.startingPrice).toBeUndefined();
    expect(service.typicalTimeline).toBeUndefined();
    expect(service.guarantee).toBeUndefined();
  }
});

it("mentions the region and a benefit in the title and description of every service", () => {
  for (const service of servicePages) {
    expect(`${service.seoTitle} ${service.metaDescription}`).toMatch(
      /Garuva|Joinville|Santa Catarina/,
    );
    expect(service.metaDescription).toMatch(/remoto|Brasil/);
  }
  const descriptions = servicePages.map(
    ({ metaDescription }) => metaDescription,
  );
  expect(new Set(descriptions).size).toBe(descriptions.length);
});

it("maps each service to its client cases", () => {
  expect(getService("criacao-de-sites").relatedCaseIds).toEqual(clientIds);
  expect(getService("engenharia-de-software").relatedCaseIds).toEqual([
    "sev-modaintima",
    "lavacao-047",
  ]);
  expect(getService("consultoria-nextjs").relatedCaseIds).toEqual([
    "sev-modaintima",
    "lavacao-047",
    "sc-plus",
  ]);
  expect(getService("arquitetura-de-software").relatedCaseIds).toEqual([
    "sev-modaintima",
  ]);
  // GCC Installer é Python/Tkinter: não combina com um serviço de Tauri e Rust
  expect(getService("tauri-rust").relatedCaseIds).toEqual([]);
  expect(getService("integracao-hardware-software-iot").relatedCaseIds).toEqual(
    ["twins-lab"],
  );
});

it("puts client cases before laboratory cases when listing related work", () => {
  expect(
    getRelatedCases(["twins-lab", "lavacao-047", "sev-modaintima"]).map(
      ({ id }) => id,
    ),
  ).toEqual(["lavacao-047", "sev-modaintima", "twins-lab"]);
  expect(getRelatedCases(["nao-existe"])).toEqual([]);
});

it("derives the exact related service set from the existing relationship", () => {
  expect(getRelatedServices("twins-lab").map(({ slug }) => slug)).toEqual([
    "integracao-hardware-software-iot",
  ]);
  expect(
    getRelatedServices("sev-modaintima")
      .map(({ slug }) => slug)
      .sort(),
  ).toEqual(
    [
      "criacao-de-sites",
      "engenharia-de-software",
      "consultoria-nextjs",
      "arquitetura-de-software",
    ].sort(),
  );
  expect(getRelatedServices("gcc-installer")).toEqual([]);
});

it("resolves every declared related case ID", () => {
  const caseIds = new Set(caseStudies.map(({ id }) => id));
  const unresolved = servicePages.flatMap(({ slug, relatedCaseIds }) =>
    relatedCaseIds
      .filter((caseId) => !caseIds.has(caseId))
      .map((caseId) => ({ slug, caseId })),
  );

  expect(unresolved).toEqual([]);
});

it("does not publish the unavailable Twins Lab demo", () => {
  expect(
    caseStudies.find((item) => item.id === "twins-lab")?.demoUrl,
  ).toBeUndefined();
});

it("keeps AS Serviços without a public site and states the author's participation", () => {
  const asServicos = caseStudies.find(({ id }) => id === "as-servicos");
  expect(asServicos?.demoUrl).toBeNull();
  expect(asServicos?.role).toMatch(/primeira landing page/i);
  expect(asServicos?.role).toMatch(/animações 3D/i);
  expect(asServicos?.role).toMatch(/painel para controle de projetos/i);
});

it("keeps site-content and the modules it imports free of Node built-ins, so client components can import it", () => {
  for (const file of [
    "site-content",
    "portfolio-data",
    "proof",
    "project-health",
  ]) {
    const source = readFileSync(join(__dirname, `${file}.ts`), "utf8");
    expect(source).not.toMatch(/from "node:/);
  }
});