// ============================================================
// AUTH SCREEN — unauthenticated landing page structure.
// These tests do NOT use the `authedPage` fixture; they visit the
// app with a fresh context (no cookie) and assert the sign-in
// form + register + forgot-password transitions render correctly.
// ============================================================

const { test, expect, E2E_BASE } = require('../fixtures');

test.describe('Unauthenticated auth screen', () => {

  // Use the base test that doesn't auto-login.
  //
  // Signing in is a stepped flow, not one form: email first, then a choice
  // between a password and an emailed code. The password field exists in the
  // DOM from the start but stays hidden until that choice is made, so asserting
  // it visible on the landing screen tests a page that no longer exists.
  test('landing asks for the email only, and hides the rest of the flow', async ({ page }) => {
    await page.goto(E2E_BASE + '/');
    await expect(page.locator('#auth-screen')).toBeVisible({ timeout: 10000 });
    await expect(page.locator('#login-email')).toBeVisible();
    await expect(page.locator('#btn-login-continue')).toBeVisible();
    // Later steps are present but not yet offered.
    await expect(page.locator('#login-password')).toBeHidden();
    await expect(page.locator('#btn-local-login')).toBeHidden();
    // main app body must be hidden while unauthenticated
    await expect(page.locator('#main-app')).toBeHidden();
  });

  test('an email leads straight to the password', async ({ page }) => {
    await page.goto(E2E_BASE + '/');
    await page.waitForSelector('#auth-screen', { timeout: 10000 });
    await page.fill('#login-email', 'someone@ped-ai.test');
    await page.click('#btn-login-continue');

    // The address is fixed once the flow has moved past it; "use a different
    // email" is how you go back, and it only appears after the first step.
    await expect(page.locator('#login-email')).toHaveJSProperty('readOnly', true);
    await expect(page.locator('#login-change-email')).toBeVisible();
    await expect(page.locator('#login-password')).toBeVisible();
    await expect(page.locator('#btn-local-login')).toBeVisible();
  });

  test('the register link follows the registration setting', async ({ page }) => {
    // Hidden by default and shown only when registration is enabled, which the
    // seed turns on. No invitation field: invitations are the SSO's.
    await page.goto(E2E_BASE + '/');
    await page.waitForSelector('#auth-screen', { timeout: 10000 });
    await expect(page.locator('#show-register')).toBeVisible();
    await expect(page.locator('#register-form')).toHaveCount(1);
    await page.click('#show-register');
    await expect(page.locator('#reg-invite')).toHaveCount(0);
  });

  test('register form DOM is wired correctly if manually unhidden', async ({ page }) => {
    await page.goto(E2E_BASE + '/');
    await page.waitForSelector('#auth-screen', { timeout: 10000 });
    // Force the link visible so we can exercise the swap path — useful for
    // future tests that want to validate the full register flow.
    await page.locator('#show-register').evaluate(el => { el.style.display = ''; });
    await page.click('#show-register');
    await expect(page.locator('#register-form')).toBeVisible();
    await expect(page.locator('#reg-name')).toBeVisible();
    await expect(page.locator('#reg-email')).toBeVisible();
    await expect(page.locator('#reg-password')).toBeVisible();
    await page.click('#show-login');
    await expect(page.locator('#login-form')).toBeVisible();
    await expect(page.locator('#register-form')).toBeHidden();
  });

  test('clicking "Forgot password?" swaps to forgot form', async ({ page }) => {
    await page.goto(E2E_BASE + '/');
    await page.waitForSelector('#auth-screen', { timeout: 10000 });
    await page.click('#show-forgot');
    await expect(page.locator('#forgot-form')).toBeVisible();
    await expect(page.locator('#forgot-email')).toBeVisible();
    await expect(page.locator('#login-form')).toBeHidden();
    // Back link returns to login
    await page.click('#show-login-2');
    await expect(page.locator('#login-form')).toBeVisible();
    await expect(page.locator('#forgot-form')).toBeHidden();
  });

  test('password minlength enforces 8 chars in register form', async ({ page }) => {
    await page.goto(E2E_BASE + '/');
    await page.waitForSelector('#auth-screen', { timeout: 10000 });
    // Attribute check doesn't require the element to be visible.
    const pw = page.locator('#reg-password');
    await expect(pw).toHaveAttribute('minlength', '8');
    await expect(pw).toHaveAttribute('type', 'password');
  });
});