import test from "node:test";
import assert from "node:assert/strict";
import { mkdir, mkdtemp, readdir, rm, writeFile } from "node:fs/promises";
import os from "node:os";
import path from "node:path";

// Run with:
//   pnpm -C editor exec tsx --test "app/api/ops/capture-posts/route.test.ts"
//
// The body's shape and the refusals that come before any job: every case here
// is answered from the disk alone, so a temp corpus with one X channel is the
// whole world — no job is queued and nothing reaches X.

const ROOT = await mkdtemp(path.join(os.tmpdir(), "capture-posts-route-"));
const SLUG = "demo-x";
const CHANNEL = path.join(ROOT, "channels", SLUG);
// Set before the route (and getPaths, which caches) is first imported.
process.env.WORKER_TOKEN = "test-token";
process.env.TRANSCRIPTS_DIR = ROOT;
process.env.SETTINGS_FILE = path.join(ROOT, "settings.json");
await mkdir(CHANNEL, { recursive: true });
await writeFile(
  path.join(CHANNEL, "config.json"),
  JSON.stringify({
    handling: "transcribe",
    sourceKind: "social",
    platform: "twitter",
    postFetcher: "x-gallery-dl",
    socialHandle: "example_user",
    name: "Example (X)",
    url: "https://x.com/example_user",
  }),
);
await writeFile(path.join(CHANNEL, "posts-archive"), "twitter 111\n");
const { POST } = await import("./route");
test.after(() => rm(ROOT, { recursive: true, force: true }));

async function post(body: Record<string, unknown>): Promise<{ status: number; error: string }> {
  const res = await POST(
    new Request("http://localhost/api/ops/capture-posts", {
      method: "POST",
      headers: {
        authorization: "Bearer test-token",
        "content-type": "application/json",
      },
      body: JSON.stringify(body),
    }),
  );
  return { status: res.status, error: ((await res.json()) as { error?: string }).error ?? "" };
}

test("articles must be a boolean; the route names it among its keys", async () => {
  const bad = await post({ slug: SLUG, ids: ["111"], articles: "yes" });
  assert.equal(bad.status, 400);
  assert.match(bad.error, /"articles" must be a boolean/);
  const unknown = await post({ slug: SLUG, ids: ["111"], article: true });
  assert.equal(unknown.status, 400);
  assert.match(unknown.error, /unknown key\(s\): article — this route accepts .*articles/);
});

test("both halves off is nothing to do unless the articles are asked for by name", async () => {
  for (const articles of [undefined, false]) {
    const res = await post({ slug: SLUG, ids: ["111"], shots: false, media: false, articles });
    assert.equal(res.status, 400, String(articles));
    assert.match(res.error, /both the screenshot and the media are turned off/);
  }
  // Asked for: past that check, to the next refusal — an id not archived.
  const stray = await post({ slug: SLUG, ids: ["999"], shots: false, media: false, articles: true });
  assert.equal(stray.status, 400);
  assert.equal(stray.error, "1 id(s) not in demo-x's posts archive: 999");
  // No job was ever written.
  assert.deepEqual(await readdir(path.join(ROOT, ".jobs")).catch(() => []), []);
});

// Moved from e2e/ops-api.spec.ts (release 19, A2b): nothing below reaches X —
// every case is refused before a job exists.
async function channel(slug: string, config: Record<string, unknown>): Promise<void> {
  await mkdir(path.join(ROOT, "channels", slug), { recursive: true });
  await writeFile(path.join(ROOT, "channels", slug, "config.json"), JSON.stringify(config));
}

test("capture-posts refuses what it cannot capture, and an id not in the archive — before any job", async () => {
  await channel("test-filter", {
    handling: "youtube",
    name: "Test Title Filter",
    url: "https://www.youtube.com/@example/videos",
  });
  await channel("example-bsky", {
    handling: "transcribe",
    sourceKind: "social",
    platform: "bluesky",
    postFetcher: "bluesky-atproto",
    socialHandle: "example.bsky.social",
    name: "Example (Bluesky)",
    url: "https://bsky.app/profile/example.bsky.social",
  });
  // An X channel with an empty posts archive.
  await channel("example-x", {
    handling: "transcribe",
    sourceKind: "social",
    platform: "twitter",
    postFetcher: "x-gallery-dl",
    socialHandle: "example_user",
    name: "Example (X)",
    url: "https://x.com/example_user",
  });

  const video = await post({ slug: "test-filter", ids: ["1"] });
  assert.equal(video.status, 400);
  assert.equal(video.error, "test-filter is not a social channel.");

  const bsky = await post({ slug: "example-bsky", ids: ["1"] });
  assert.equal(bsky.status, 400);
  assert.match(bsky.error, /cannot capture posts/);

  const neither = await post({ slug: "example-x", ids: ["1"], shots: false, media: false });
  assert.equal(neither.status, 400);
  assert.match(neither.error, /both the screenshot and the media are turned off/);

  // The channel's posts archive is empty: every id is a stray, named.
  const stray = await post({ slug: "example-x", ids: ["111", "222"] });
  assert.equal(stray.status, 400);
  assert.equal(stray.error, "2 id(s) not in example-x's posts archive: 111, 222");

  // The body's shape.
  const noIds = await post({ slug: "example-x" });
  assert.equal(noIds.status, 400);
  assert.match(noIds.error, /"ids" is required/);
  const badFlag = await post({ slug: "example-x", ids: ["1"], shots: "yes" });
  assert.equal(badFlag.status, 400);
  assert.match(badFlag.error, /"shots" must be a boolean/);
  const unknown = await post({ slug: "example-x", ids: ["1"], limit: 5 });
  assert.equal(unknown.status, 400);
  assert.match(unknown.error, /unknown key\(s\): limit/);

  assert.deepEqual(await readdir(path.join(ROOT, ".jobs")).catch(() => []), []);
});