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

/**
 * First-run setup wizard (issue #81). Runs only against the dedicated fresh
 * stack (empty database, setup still pending) that CI provisions on its own
 * ports — the regular e2e stack is seeded and long past setup. The tests
 * advance one shared instance's state, so they run serially.
 */
test.skip(!process.env.E2E_SETUP, 'requires the fresh setup stack (E2E_SETUP=1)');
test.describe.configure({ mode: 'serial' });

const SMTP_HOST = process.env.E2E_SMTP_HOST ?? 'mailpit';
const SMTP_PORT = process.env.E2E_SMTP_PORT ?? '1025';

test('while setup is pending, every route shows the pending screen', async ({ page }) => {
  await page.goto('/');
  await page.getByRole('link', { name: /start setup|einrichtung starten/i }).click();
  await expect(page).toHaveURL(/\/setup$/);
  await expect(page.getByRole('heading', { name: /welcome|willkommen/i })).toBeVisible();
});

test('a full wizard run configures the instance and ends signed in', async ({ page }) => {
  await page.goto('/setup');

  // Language step — both languages must carry the wizard (AC): look at
  // German first, come back, then continue in English.
  await page.getByRole('button', { name: 'Deutsch' }).click();
  await expect(page.getByRole('heading', { name: 'Site-Admin-Konto anlegen' })).toBeVisible();
  await page.getByRole('button', { name: 'Zurück' }).click();
  await page.getByRole('button', { name: 'English' }).click();
  await expect(page.getByRole('heading', { name: 'Create the Site Admin account' })).toBeVisible();

  // The admin step validates before advancing.
  await page.getByRole('button', { name: 'Create account & continue' }).click();
  await expect(page.getByRole('alert').first()).toBeVisible();
  await expect(page.getByRole('heading', { name: 'Create the Site Admin account' })).toBeVisible();

  await page.getByLabel('Username').fill('wizard-admin');
  await page.getByLabel('E-mail address').fill('wizard-admin@dorfteich.test');
  await page.getByLabel('Display name').fill('Wizard Admin');
  await page.getByLabel(/^Password/).fill('ein sehr langes wizard passwort');
  await page.getByRole('button', { name: 'Create account & continue' }).click();

  // Instance step; Back must preserve what was typed (AC).
  await expect(page.getByRole('heading', { name: 'Name your instance' })).toBeVisible();
  await page.getByLabel('Instance name').fill('Wizard Pond');
  await page.getByRole('button', { name: 'Continue' }).click();
  await expect(page.getByRole('heading', { name: 'E-mail delivery' })).toBeVisible();
  await page.getByRole('button', { name: 'Back' }).click();
  await expect(page.getByLabel('Instance name')).toHaveValue('Wizard Pond');
  await page.getByRole('button', { name: 'Continue' }).click();

  // SMTP step: a dead relay blocks the step with the transport error…
  await page.getByLabel('SMTP server').fill('127.0.0.1');
  await page.getByLabel('Port').fill('2525');
  await page.getByLabel('Sender address').fill('dorfteich@dorfteich.test');
  await page.getByRole('button', { name: 'Send test mail & continue' }).click();
  await expect(page.getByText(/SMTP test failed/i)).toBeVisible();
  await expect(page.getByRole('heading', { name: 'E-mail delivery' })).toBeVisible();

  // …the real one (Mailpit in CI) lets it advance.
  await page.getByLabel('SMTP server').fill(SMTP_HOST);
  await page.getByLabel('Port').fill(SMTP_PORT);
  await page.getByRole('button', { name: 'Send test mail & continue' }).click();

  // Registration step.
  await expect(page.getByRole('heading', { name: 'Who may join?' })).toBeVisible();
  await page.getByRole('radio', { name: /open registration/i }).check();
  await page.getByRole('button', { name: 'Continue' }).click();

  // The summary shows the collected values; finishing unlocks the app.
  await expect(page.getByRole('heading', { name: 'Summary' })).toBeVisible();
  await expect(page.getByText('Wizard Pond')).toBeVisible();
  await expect(page.getByText('wizard-admin@dorfteich.test')).toBeVisible();
  await page.getByRole('button', { name: 'Finish setup' }).click();

  // Logged-in-ready (AC): the regular app loads with the admin's session.
  await expect(page).toHaveURL(/\/$/);
  await expect(page.getByRole('button', { name: 'Wizard Admin' })).toBeVisible();
});

test('the wizard url just goes home once setup completed', async ({ page }) => {
  // A fresh anonymous context: the app is unlocked, /setup redirects home,
  // and the regular login navigation is available again.
  await page.goto('/setup');
  await expect(page).toHaveURL(/\/$/);
  await expect(page.getByRole('link', { name: /sign in|anmelden/i })).toBeVisible();
});