import { expect, test } from '@playwright/test';

import { contextForUser } from './helpers';

/**
 * Export pack (issue #65): the pond-settings ZIP download and the page-menu
 * office-format export. The ZIP needs no conversion sidecar; `.docx` runs a
 * conversion job and self-skips without `E2E_PANDOC` (CI's e2e stack has no
 * reachable pandoc — same as the import pack, #64). Selectors are
 * language-neutral (CSS classes, not button text).
 */
const BASE_URL = process.env.E2E_BASE_URL ?? 'http://localhost:5173';

async function personalPond(
  context: Awaited<ReturnType<typeof contextForUser>>,
): Promise<{ id: string; slug: string }> {
  const ponds = await context.request.get('/api/v1/ponds');
  const pond = (await ponds.json()).find((p: { type: string }) => p.type === 'personal');
  return { id: pond.id, slug: pond.slug };
}

test('downloads a pond as a Markdown ZIP from pond settings', async ({ browser }) => {
  const context = await contextForUser(browser, BASE_URL, 'fixture-user');
  const pond = await personalPond(context);
  // Make sure the pond has at least one page to export.
  await context.request.post(`/api/v1/ponds/${pond.id}/pages`, {
    data: { title: `Export Me ${Date.now()}` },
  });
  const page = await context.newPage();
  await page.goto(`/p/${pond.slug}/settings`);

  const [download] = await Promise.all([
    page.waitForEvent('download'),
    page.locator('.pond-export a').click(),
  ]);
  expect(download.suggestedFilename()).toBe(`${pond.slug}.zip`);

  await context.close();
});

test('exports a page to .docx from the page menu', async ({ browser }) => {
  test.skip(!process.env.E2E_PANDOC, 'needs a reachable pandoc sidecar');
  const context = await contextForUser(browser, BASE_URL, 'fixture-user');
  const pond = await personalPond(context);
  const created = await context.request.post(`/api/v1/ponds/${pond.id}/pages`, {
    data: { title: `Docx Export ${Date.now()}` },
  });
  const created_page = await created.json();
  const page = await context.newPage();
  await page.goto(`/p/${pond.slug}/${created_page.slug}`);

  // The first export button is `.docx`; clicking runs the job and downloads it.
  const [download] = await Promise.all([
    page.waitForEvent('download', { timeout: 30000 }),
    page.locator('.editor-page__export button').first().click(),
  ]);
  expect(download.suggestedFilename()).toBe(`${created_page.slug}.docx`);

  await context.close();
});

test('exports a page to PDF from the page menu', async ({ browser }) => {
  // PDF needs the Gotenberg sidecar reachable by the api (like the .docx case
  // needs pandoc). CI's e2e stack has none, so this runs locally / on a stage
  // with E2E_GOTENBERG set.
  test.skip(!process.env.E2E_GOTENBERG, 'needs a reachable Gotenberg sidecar');
  const context = await contextForUser(browser, BASE_URL, 'fixture-user');
  const pond = await personalPond(context);
  const created = await context.request.post(`/api/v1/ponds/${pond.id}/pages`, {
    data: { title: `Pdf Export ${Date.now()}` },
  });
  const created_page = await created.json();
  const page = await context.newPage();
  await page.goto(`/p/${pond.slug}/${created_page.slug}`);

  // The third export button is PDF (docx, odt, pdf).
  const [download] = await Promise.all([
    page.waitForEvent('download', { timeout: 30000 }),
    page.locator('.editor-page__export button').nth(2).click(),
  ]);
  expect(download.suggestedFilename()).toBe(`${created_page.slug}.pdf`);

  await context.close();
});