import { expect, test, type Page } from "@playwright/test";

const ORIGIN = "http://127.0.0.1:4173";
async function localOnly(page: Page) {
  const external: string[] = [];
  await page.route("**/*", async (route) => {
    const url = new URL(route.request().url());
    if (url.origin !== ORIGIN) {
      external.push(url.href);
      await route.abort();
    } else await route.continue();
  });
  return external;
}

test("runs from a nested path without external requests", async ({ page }) => {
  const errors: string[] = [];
  page.on("pageerror", (error) => errors.push(error.message));
  page.on("console", (message) => {
    if (message.type() === "error") errors.push(message.text());
  });
  const external = await localOnly(page);
  await page.goto("/deep/nested/time/");
  await expect(page.getByRole("heading", { name: "Time Tools" })).toBeVisible();
  expect(external).toEqual([]);
  expect(errors).toEqual([]);
});

test("converts a negative nanosecond epoch exactly", async ({ page }) => {
  const external = await localOnly(page);
  await page.goto("/deep/nested/time/");
  await page.getByLabel("Epoch value").fill("-0.000000001");
  await page.getByRole("button", { name: "Convert exactly" }).click();
  await expect(
    page.getByRole("heading", { name: "Exact timestamp conversion" }),
  ).toBeVisible();
  await expect(page.locator(".result > pre")).toContainText(
    "1969-12-31T23:59:59.999999999Z",
  );
  await expect(page.locator(".result > pre")).toContainText(
    '"epochNanoseconds": "-1"',
  );
  expect(external).toEqual([]);
});

test("inspects imported recurrence and keeps calendar URLs inert", async ({
  page,
}) => {
  const external = await localOnly(page);
  await page.goto("/deep/nested/time/");
  await page.getByRole("button", { name: "iCalendar" }).click();
  await page
    .getByLabel("Paste iCalendar source")
    .fill(
      [
        "BEGIN:VCALENDAR",
        "VERSION:2.0",
        "PRODID:-//Browser fixture//EN",
        "BEGIN:VEVENT",
        "UID:fixture@example",
        "DTSTART:20260901T090000Z",
        "RRULE:FREQ=DAILY;COUNT=2",
        "SUMMARY:Fixture",
        "URL:https://example.invalid/never-fetch",
        "END:VEVENT",
        "END:VCALENDAR",
      ].join("\r\n"),
    );
  await page
    .getByRole("button", { name: "Validate and inspect calendar" })
    .click();
  await expect(
    page.getByRole("heading", { name: "iCalendar inspection" }),
  ).toBeVisible();
  await expect(page.locator(".result > pre")).toContainText('"inert": true');
  await expect(page.locator(".result > pre")).toContainText('"occurrences": [');
  expect(external).toEqual([]);
});

test("plans cross-zone meetings and previews an explicit cron dialect", async ({
  page,
}) => {
  await page.goto("/deep/nested/time/");
  await page.getByRole("button", { name: "Meeting planner" }).click();
  await page.getByLabel("Search from instant").fill("2026-09-01T00:00:00Z");
  await page
    .getByRole("button", { name: "Find shared work-hour slots" })
    .click();
  await expect(
    page.getByRole("heading", { name: "Meeting candidates" }),
  ).toBeVisible();
  await expect(page.locator(".result > pre")).toContainText("Europe/Berlin");
  await expect(page.locator(".result > pre")).toContainText("America/New_York");

  await page.getByRole("button", { name: "Cron & RRULE" }).click();
  await page.getByLabel("Cron dialect").selectOption("github-actions");
  await page.getByLabel("Time zone").fill("UTC");
  await page.getByRole("button", { name: "Preview cron" }).click();
  await expect(page.locator(".result > pre")).toContainText("github-actions");
  await expect(page.locator(".result > pre")).toContainText(
    "normalizedPattern",
  );
});

test("serves the release identity and hardened headers", async ({
  request,
}) => {
  const index = await request.get("/deep/nested/time/");
  expect(index.ok()).toBe(true);
  expect(index.headers()["content-security-policy"]).toContain(
    "default-src 'self'",
  );
  expect(await index.text()).not.toMatch(/\b(?:src|href)=["']\//u);
  const manifest = await request.get("/deep/nested/time/toolbox-app.json");
  await expect(manifest.json()).resolves.toMatchObject({
    id: "de.add-ideas.time-tools",
    version: "0.2.0",
    entry: "./",
  });
});