import { buildLoginFailureMessage } from '../../frontend/src/app/features/landing/login-modal.service';

describe('buildLoginFailureMessage', () => {
  it.each([
    [
      'INVALID_CREDENTIALS',
      'Invalid credentials',
      { text: 'Invalid username or password.', retryAfterSeconds: undefined },
    ],
    [
      'USERNAME_TAKEN',
      'Username already taken',
      { text: 'Username already exists.', retryAfterSeconds: undefined },
    ],
    [
      'REGISTRATIONS_DISABLED',
      'Registrations are currently disabled',
      { text: 'Registrations are currently disabled.', retryAfterSeconds: undefined },
    ],
    [
      'CSRF_INVALID',
      'CSRF token missing or invalid',
      { text: 'Session expired. Please reload the page and try again.', retryAfterSeconds: undefined },
    ],
    [
      'WEAK_PASSWORD',
      'Password must be at least 12 characters',
      { text: 'Password does not meet the security policy.', retryAfterSeconds: undefined },
    ],
    [
      'VALIDATION_FAILED',
      'passwordConfirm: must match',
      { text: 'Please check the form fields and try again.', retryAfterSeconds: undefined },
    ],
    [
      'RATE_LIMITED',
      'Too many failed attempts. Try again in 7s.',
      { text: 'Please wait 7 seconds before trying again.', retryAfterSeconds: 7 },
    ],
    [
      'RATE_LIMITED',
      'Too many registration attempts; please wait a minute before trying again.',
      { text: 'Too many attempts. Please wait a moment before trying again.', retryAfterSeconds: undefined },
    ],
  ])('maps code=%s to expected message', (code, message, expected) => {
    expect(buildLoginFailureMessage({ code, message })).toEqual(expected);
  });

  it('falls back to raw message for unknown codes', () => {
    expect(buildLoginFailureMessage({ code: 'EXOTIC', message: 'Quux' }).text).toBe('Quux');
    expect(buildLoginFailureMessage({ code: 'EXOTIC', message: '' }).text).toBe('Something went wrong. Please try again.');
  });
});