import { expect, test } from '@playwright/test';
import { env, subjects } from '../../support/auth-config';
import { GoTrueClient, randomEmail, randomPassword, validMetadata, waitMailInterval } from '../../support/gotrue';
import { expectMailCount, extractTokenHash, waitForMail } from '../../support/mailpit';

const gotrue = new GoTrueClient();

test.describe('KTO-01 Kriterium 11: Mails nur in der Profilsprache, nur die zwei Mailarten (api)', () => {
  test('KTO-01 Kriterium 11: AUTH-CFG-17 locale=de -> deutsche Bestaetigungsmail', async () => {
    const email = randomEmail();
    await gotrue.signUp(email, randomPassword(), validMetadata({ locale: 'de' }));
    const mail = await waitForMail(email);
    expect(mail.Subject).toBe(subjects.confirmation.de);
    expect(mail.html).toContain('<html lang="de">');
  });

  test('KTO-01 Kriterium 11: AUTH-CFG-17 locale=en -> englische Bestaetigungsmail', async () => {
    const email = randomEmail();
    await gotrue.signUp(email, randomPassword(), validMetadata({ locale: 'en' }));
    const mail = await waitForMail(email);
    expect(mail.Subject).toBe(subjects.confirmation.en);
    expect(mail.html).toContain('<html lang="en">');
  });

  test('KTO-01 Kriterium 11: ohne locale -> Englisch (F6)', async () => {
    const email = randomEmail();
    await gotrue.signUp(email, randomPassword(), validMetadata({ locale: undefined }));
    const mail = await waitForMail(email);
    expect(mail.Subject).toBe(subjects.confirmation.en);
  });

  test('KTO-01 Kriterium 11: AUTH-CFG-18 Profilsprache auf en aendern -> Reset-Mail englisch; vorher deutsch', async () => {
    const email = randomEmail();
    const password = randomPassword();
    const created = await gotrue.createConfirmedUser(email, password, validMetadata({ locale: 'de' }));
    const userId = created.body.id as string;

    await gotrue.recover(email);
    const german = await waitForMail(email);
    expect(german.Subject).toBe(subjects.recovery.de);
    expect(german.html).toContain('<html lang="de">');
    expect(extractTokenHash(german).type).toBe('recovery');

    // Profilsprache wie die App ueber PostgREST mit dem Token des Nutzers aendern (Sync-Trigger -> user_metadata).
    const token = (await gotrue.signIn(email, password)).body.access_token as string;
    const patch = await fetch(`${env.supabaseUrl}/rest/v1/profiles?id=eq.${userId}`, {
      method: 'PATCH',
      headers: {
        apikey: env.anonKey,
        authorization: `Bearer ${token}`,
        'content-type': 'application/json',
        prefer: 'return=representation',
      },
      body: JSON.stringify({ locale: 'en' }),
    });
    expect(patch.status).toBe(200);
    expect((await patch.json())[0].locale).toBe('en');

    await waitMailInterval();
    await gotrue.recover(email);
    const english = await waitForMail(email, 2);
    expect(english.Subject).toBe(subjects.recovery.en);
    expect(english.html).toContain('<html lang="en">');
  });

  test('KTO-01 Kriterium 11: AUTH-CFG-19 nach Reset und Login keine weitere Mail (Benachrichtigungen aus)', async () => {
    const email = randomEmail();
    const password = randomPassword();
    await gotrue.createConfirmedUser(email, password);

    await gotrue.recover(email);
    const { tokenHash } = extractTokenHash(await waitForMail(email));
    const session = await gotrue.verify(tokenHash, 'recovery');
    const newPassword = randomPassword();
    expect((await gotrue.updateUser(session.body.access_token, { password: newPassword })).status).toBe(200);
    expect((await gotrue.signIn(email, newPassword)).status).toBe(200);

    // Genau die eine Reset-Mail; keine password_changed-Benachrichtigung.
    await expectMailCount(email, 1);
  });
});