import fs from "node:fs";
import os from "node:os";
import path from "node:path";
import { expect, test } from "@playwright/test";
import { citedBuildProblem } from "yt-dlp-transcript-common/lib/builtExport";
import { CORPUS_ROOT_ENTRIES } from "./helpers";
import { REPORT_SITE_OUT, reportSiteAuditProblem } from "./stage";

// The cited out/ allowlist audit (common/lib/builtExport.ts), held to a REAL
// `next build` of a cited site — the one this suite serves. The audit's list
// was written from what compose puts in public/ and what Next was expected to
// emit; this is where the two meet: if Next emits a file the list does not
// name, the build fails here, and every deploy of it would be refused.

const out = REPORT_SITE_OUT;
const has = (rel: string) => fs.existsSync(path.join(out, ...rel.split("/")));

test("the built cited site passes the audit every deploy path asks", () => {
  expect(reportSiteAuditProblem()).toBeNull();
});

test("it holds the reports, the moments, the cited media and the contract", () => {
  for (const rel of [
    "index.html",
    "reports/index.html",
    "reports/index.json",
    "reports/demo-factcheck/index.html",
    "reports/demo-factcheck/page.json",
    "reports/demo-factcheck/citations.json",
    "reports/demo-factcheck/citations.csv",
    "reports/demo-factcheck/report.html",
    "reports/demo-factcheck/report.pdf",
    "reports/demo-factcheck/report.md",
    "reports/demo-factcheck/slides.html",
    "reports/demo-factcheck/slides.pdf",
    "reports/demo-factcheck/evidence-pack.zip",
    "reports/demo-factcheck/stills/a01.png",
    "reports/demo-factcheck/history/index.html",
    "reports/demo-factcheck/history/history.json",
    "reports/demo-factcheck/history/repo/HEAD",
    "reports/demo-factcheck/history/repo/info/refs",
    "reports/demo-factcheck/history/repo/objects/info/packs",
    "reports/demo-factcheck/history/repo/refs/heads/main",
    "m/index.json",
    "m/demo-channel/abc123/3126.00-3151.00/index.html",
    "m/demo-channel/abc123/3126.00-3151.00/moment.json",
    "m/demo-podcast/ep-042/610.50-628.00/index.html",
    "m/demo-social/1234567890/index.html",
    "media/clips/demo-channel/abc123/3126.00-3151.00.mp4",
    "media/clips/demo-podcast/ep-042/610.50-628.00.m4a",
    "media/posts/demo-social/1234567890/shot.png",
    "site.json",
    "corpus.json",
    "llms.txt",
    "sitemap.xml",
  ]) {
    expect(has(rel), rel).toBe(true);
  }
  const corpus = JSON.parse(fs.readFileSync(path.join(out, "corpus.json"), "utf8"));
  expect(corpus.site).toMatchObject({ id: "reportsite", scope: "cited" });
  expect(corpus.reports.count).toBe(1);
  const site = JSON.parse(fs.readFileSync(path.join(out, "site.json"), "utf8"));
  expect(site).toMatchObject({ siteId: "reportsite", channels: [], pwa: false });
});

test("it holds nothing of the corpus", () => {
  expect(CORPUS_ROOT_ENTRIES.filter(has)).toEqual([]);
});

test("the audit refuses the same build with a corpus entry beside it", () => {
  const copy = fs.mkdtempSync(path.join(os.tmpdir(), "report-site-audit-"));
  try {
    fs.cpSync(out, copy, { recursive: true });
    expect(citedBuildProblem(copy)).toBeNull();
    fs.mkdirSync(path.join(copy, "summaries"));
    fs.writeFileSync(path.join(copy, "summaries", "manifest.json"), "{}");
    expect(citedBuildProblem(copy)).toMatch(/summaries\//);
  } finally {
    fs.rmSync(copy, { recursive: true, force: true });
  }
});