import { expect, test } from '@playwright/test';
import { authConfig, triggerErrors } from '../../support/auth-config';
import { profileByEmail, userByEmail } from '../../support/db';
import { GoTrueClient, randomEmail, randomPassword, validMetadata } from '../../support/gotrue';

const gotrue = new GoTrueClient();

test.describe('KTO-01 Kriterium 10: Anzeigename (api)', () => {
  test('KTO-01 Kriterium 10: 31 Zeichen -> HTTP 500, Body {"code":"P0001","message":"display_name_invalid"}, kein Nutzer', async () => {
    const email = randomEmail();
    const res = await gotrue.signUp(
      email,
      randomPassword(),
      validMetadata({ display_name: 'a'.repeat(authConfig.displayNameMaxLength + 1) }),
    );
    // Format aus Spike B0 (f), Mapping-Regel 4.4: maßgeblich ist HTTP 500 beim signUp.
    expect(res.status).toBe(500);
    expect(res.body).toEqual({ code: 'P0001', message: triggerErrors.displayNameInvalid });
    expect(res.headers.get('x-sb-error-code')).toBe('unexpected_failure');
    expect(await userByEmail(email)).toBeUndefined();
  });

  for (const [label, value] of [
    ['fehlend', undefined],
    ['leer', ''],
    ['nur Leerzeichen', '     '],
  ] as const) {
    test(`KTO-01 Kriterium 10: Anzeigename ${label} -> display_name_invalid`, async () => {
      const email = randomEmail();
      const res = await gotrue.signUp(email, randomPassword(), validMetadata({ display_name: value }));
      expect(res.status).toBe(500);
      expect(res.body.message).toBe(triggerErrors.displayNameInvalid);
      expect(await userByEmail(email)).toBeUndefined();
    });
  }

  test('KTO-01 Kriterium 10: genau 30 Zeichen werden akzeptiert', async () => {
    const email = randomEmail();
    const name = 'b'.repeat(authConfig.displayNameMaxLength);
    const res = await gotrue.signUp(email, randomPassword(), validMetadata({ display_name: name }));
    expect(res.status).toBe(200);
    expect((await profileByEmail(email)).display_name).toBe(name);
  });

  test('KTO-01 Kriterium 10: Codepoints zaehlen, nicht UTF-16-Einheiten (30 Emoji ok, 31 abgelehnt)', async () => {
    const ok = randomEmail();
    const accepted = await gotrue.signUp(ok, randomPassword(), validMetadata({ display_name: '😀'.repeat(30) }));
    expect(accepted.status).toBe(200);
    expect([...(await profileByEmail(ok)).display_name]).toHaveLength(30);

    const bad = randomEmail();
    const rejected = await gotrue.signUp(bad, randomPassword(), validMetadata({ display_name: '😀'.repeat(31) }));
    expect(rejected.status).toBe(500);
    expect(rejected.body.message).toBe(triggerErrors.displayNameInvalid);
  });

  test('KTO-01 Kriterium 10: Anzeigename wird getrimmt gespeichert; 30 Zeichen plus Rand-Leerzeichen sind zulaessig', async () => {
    const email = randomEmail();
    const name = 'c'.repeat(authConfig.displayNameMaxLength);
    const res = await gotrue.signUp(email, randomPassword(), validMetadata({ display_name: `  ${name}  ` }));
    expect(res.status).toBe(200);
    expect((await profileByEmail(email)).display_name).toBe(name);
  });
});