import { test, expect, Page } from './fixtures';

const PASSWORD = 'supersecret123';
const RUN = `f${Date.now().toString(36)}${Math.random().toString(36).slice(2, 7)}`;
const ITEM = `Favoritable ${RUN}`;

const uniqueEmail = () => `fav-${Date.now().toString(36)}${Math.random().toString(36).slice(2, 7)}@example.com`;

test.beforeAll(async ({ playwright }) => {
  const api = await playwright.request.newContext({ baseURL: 'http://localhost:5173' });
  const res = await api.post('/api/admin/items', {
    multipart: { name: ITEM, description: '', price: '60', category_id: '', tags: '[]' }
  });
  expect(res.ok()).toBeTruthy();
  await api.dispose();
});

async function register(page: Page, email: string) {
  await page.goto('/register');
  await page.getByRole('textbox', { name: 'Email' }).fill(email);
  await page.getByLabel('Password').fill(PASSWORD);
  await page.getByRole('button', { name: 'Create account' }).click();
  // Registering now closes the auth modal and returns to the page behind it, so
  // the header rather than the URL is what proves the session exists. The wait
  // is generous because this is a bcrypt round-trip rather than a render.
  await expect(page.getByRole('button', { name: 'My Account' })).toBeVisible({ timeout: 20000 });
}

// Going to the storefront remounts the app, so the session is briefly still
// resolving. The heart deliberately ignores clicks in that window rather than
// wrongly prompting a signed-in customer to sign in, so wait for the header to
// show the account link — which is exactly what a real customer sees settle.
async function gotoStorefrontSignedIn(page: Page) {
  await page.goto('/');
  await expect(page.getByRole('button', { name: 'My Account' })).toBeVisible();
}

// The storefront paginates as items accumulate, so find the card by name.
function heart(page: Page, itemName: string) {
  return page.getByRole('button', { name: new RegExp(`(Add|Remove) ${itemName}`) });
}

test.describe('Favoriting items', () => {
  test('a signed-out visitor is prompted to sign in, and the favorite completes', async ({ page }) => {
    await page.goto('/');
    await heart(page, ITEM).first().click();

    // Same inline prompt Add to Cart already uses.
    await expect(page.getByRole('dialog')).toBeVisible();

    const email = uniqueEmail();
    await page.getByRole('dialog').getByRole('textbox', { name: 'Email' }).fill(email);
    await page.getByRole('dialog').getByLabel('Password').fill(PASSWORD);
    await page.getByRole('dialog').getByRole('button', { name: 'Create account' }).click();

    // The favorite the visitor originally asked for is applied on success.
    await expect(page.getByRole('button', { name: `Remove ${ITEM} from favorites` })).toBeVisible();
  });

  test('offers the alert opt-in with a reason, and it is not the marketing consent', async ({ page }) => {
    const email = uniqueEmail();
    await register(page, email);

    await gotoStorefrontSignedIn(page);
    await heart(page, ITEM).first().click();

    const prompt = page.getByRole('dialog');
    await expect(prompt).toBeVisible();
    await expect(prompt).toContainText('Want to know if this sells?');
    // The reason for asking has to be given, not just the ask.
    await expect(prompt).toContainText(/one of a kind/i);
    await expect(prompt).toContainText(/separate from any marketing/i);

    await prompt.getByRole('button', { name: 'Yes, email me' }).click();
    await expect(page.getByText('We will let you know')).toBeVisible();

    const me = await (await page.request.get('/api/customers/me')).json();
    expect(me.favorite_alerts).toBe(true);
    // Accepting item alerts must not sign anyone up for marketing.
    expect(me.marketing_consent).toBe(false);
  });

  test('declining the opt-in still keeps the favorite', async ({ page }) => {
    const email = uniqueEmail();
    await register(page, email);

    await gotoStorefrontSignedIn(page);
    await heart(page, ITEM).first().click();
    await page.getByRole('dialog').getByRole('button', { name: 'No thanks' }).click();

    await expect(page.getByRole('button', { name: `Remove ${ITEM} from favorites` })).toBeVisible();

    const favorites = await (await page.request.get('/api/customers/me/favorites')).json();
    expect(favorites).toHaveLength(1);

    const me = await (await page.request.get('/api/customers/me')).json();
    expect(me.favorite_alerts).toBe(false);
  });

  test('unfavoriting removes it', async ({ page }) => {
    const email = uniqueEmail();
    await register(page, email);

    await gotoStorefrontSignedIn(page);
    await heart(page, ITEM).first().click();
    await page.getByRole('dialog').getByRole('button', { name: 'No thanks' }).click();
    await expect(page.getByRole('button', { name: `Remove ${ITEM} from favorites` })).toBeVisible();

    await page.getByRole('button', { name: `Remove ${ITEM} from favorites` }).click();
    await expect(page.getByRole('button', { name: `Add ${ITEM} to favorites` })).toBeVisible();

    const favorites = await (await page.request.get('/api/customers/me/favorites')).json();
    expect(favorites).toEqual([]);
  });

  test('favorites survive a reload', async ({ page }) => {
    const email = uniqueEmail();
    await register(page, email);

    await gotoStorefrontSignedIn(page);
    await heart(page, ITEM).first().click();
    await page.getByRole('dialog').getByRole('button', { name: 'No thanks' }).click();
    await expect(page.getByRole('button', { name: `Remove ${ITEM} from favorites` })).toBeVisible();

    // Proves it was stored server-side rather than held in component state.
    await page.reload();
    await expect(page.getByRole('button', { name: `Remove ${ITEM} from favorites` })).toBeVisible();
  });

  test('the account page can turn the alerts off again', async ({ page }) => {
    const email = uniqueEmail();
    await register(page, email);
    await page.request.put('/api/customers/me/favorite-alerts', { data: { enabled: true } });

    await page.goto('/account');
    // Scoped to the account modal. The storefront renders behind it and has a
    // theme switch of its own, so an unscoped switch locator only picks the
    // right control by DOM accident.
    const account = page.getByRole('dialog', { name: 'My Account' });
    await expect(account.getByText('Email me when an item I favorited is sold')).toBeVisible();

    await account.getByRole('switch').last().click();
    await expect(page.getByText('Turned off')).toBeVisible();

    const me = await (await page.request.get('/api/customers/me')).json();
    expect(me.favorite_alerts).toBe(false);
  });
});