/**
 * @feature Dashboard
 * @see e2e/features/pages/dashboard.feature
 */
import { describe, test, expect } from 'vitest';
import { setupBrowser } from '../../support/browser';
import { waitForAppReady, seedItems, clearItems } from '../../support/seed';
import { buildItem, buildCheckedOutItem, buildConsumableItem, resetCounter } from '../../support/item-factory';
import { assertMinTouchTarget, assertWithinViewport } from '../../support/layout';
import { expectVisible, expectText } from '../../support/expect';

const { getPage } = setupBrowser();

describe('Dashboard', () => {
  test('empty state shows call-to-action', async () => {
    const page = getPage();
    await page.goto('/');
    await waitForAppReady(page);
    await clearItems(page);
    await page.reload();
    await waitForAppReady(page);

    await expectVisible(page.getByText('No items yet'));
    await expectVisible(page.getByText('Add First Item'));
    await expectText(page.getByRole('heading', { level: 1 }), 'SolidHaus');
  });

  test('stats grid shows inventory summary', async () => {
    const page = getPage();
    resetCounter();
    await page.goto('/');
    await waitForAppReady(page);

    const items = Array.from({ length: 5 }, (_, i) =>
      buildItem({ name: `Item ${i + 1}`, category: i % 2 === 0 ? 'Electronics' : 'Kitchen' })
    );
    await seedItems(page, items);
    await page.reload();
    await waitForAppReady(page);

    await expectVisible(page.getByText('Total Items'));
    await expectVisible(page.getByText('Checked Out'));
    await expectVisible(page.getByText('Overdue'));
    await expectVisible(page.getByText('Low Stock'));
  });

  test('checked-out section appears when items are out', async () => {
    const page = getPage();
    await page.goto('/');
    await waitForAppReady(page);

    const item = buildCheckedOutItem({ name: 'Drill' });
    await seedItems(page, [item]);
    await page.reload();
    await waitForAppReady(page);

    await expectVisible(page.getByText('Drill').first());
  });

  test('low-stock section appears for depleted consumables', async () => {
    const page = getPage();
    await page.goto('/');
    await waitForAppReady(page);

    const item = buildConsumableItem({
      name: 'Batteries',
      currentQuantity: 2,
      originalQuantity: 10,
      lowThreshold: 5,
    });
    await seedItems(page, [item]);
    await page.reload();
    await waitForAppReady(page);

    await expectVisible(page.getByText('Batteries').first());
  });

  test('recently updated items are shown', async () => {
    const page = getPage();
    resetCounter();
    await page.goto('/');
    await waitForAppReady(page);

    const items = Array.from({ length: 3 }, (_, i) => buildItem({ name: `Item ${i + 1}` }));
    await seedItems(page, items);
    await page.reload();
    await waitForAppReady(page);

    await expectVisible(page.getByText('Recently Updated'));
  });

  test('navigation bar is visible and accessible', async () => {
    const page = getPage();
    await page.goto('/');
    await waitForAppReady(page);

    const navLinks = page.locator('nav a');
    const count = await navLinks.count();
    expect(count).toBe(5);

    for (let i = 0; i < count; i++) {
      await assertMinTouchTarget(navLinks.nth(i));
    }
    await assertWithinViewport(page.locator('nav'), page);
  });

  test('dashboard screenshot', async () => {
    const page = getPage();
    resetCounter();
    await page.goto('/');
    await waitForAppReady(page);

    const items = Array.from({ length: 3 }, (_, i) => buildItem({ name: `Item ${i + 1}` }));
    await seedItems(page, items);
    await page.reload();
    await waitForAppReady(page);

    const screenshot = await page.screenshot();
    expect(screenshot).toBeInstanceOf(Buffer);
  });
});