// @vitest-environment node
import { test, expect } from 'vitest';
import { checkSignup, generateInviteCode, normalizeInviteCode, isSignupMode } from './signup.js';

test('open lets anyone in; the first account is always allowed', () => {
  expect(checkSignup({ mode: 'open', userCount: 5, inviteOk: false }).ok).toBe(true);
  expect(checkSignup({ mode: 'closed', userCount: 0, inviteOk: false }).ok).toBe(true);
  expect(checkSignup({ mode: 'invite', userCount: 0, inviteOk: false }).ok).toBe(true);
});

test('invite-only needs a good code, closed lets nobody in', () => {
  expect(checkSignup({ mode: 'invite', userCount: 2, inviteOk: false })).toMatchObject({ ok: false, status: 403 });
  expect(checkSignup({ mode: 'invite', userCount: 2, inviteOk: true }).ok).toBe(true);
  expect(checkSignup({ mode: 'closed', userCount: 2, inviteOk: true })).toMatchObject({ ok: false, status: 403 });
});

test('invite codes are readable and typed forgivingly', () => {
  const code = generateInviteCode();
  expect(code).toMatch(/^[A-HJKMNP-Z2-9]{4}-[A-HJKMNP-Z2-9]{4}-[A-HJKMNP-Z2-9]{4}$/);
  expect(normalizeInviteCode(` ${code.toLowerCase().replace(/-/g, ' ')} `)).toBe(code);
  expect(normalizeInviteCode('abcd2345jkmn')).toBe('ABCD-2345-JKMN');
  expect(isSignupMode('invite')).toBe(true);
  expect(isSignupMode('nope')).toBe(false);
});