import { test, expect } from '@playwright/test';
import { loginAs, REQUIRE_SEEDED_AUTH, TEST_USER } from './helpers/auth.js';

test.describe('Sidebar navigation', () => {
  test.beforeEach(async ({ page }) => {
    await loginAs(page, TEST_USER.email, TEST_USER.password);
    const url = page.url();
    test.skip(
      !REQUIRE_SEEDED_AUTH && !url.includes('/chat'),
      'No seeded test user — skipping authenticated tests',
    );
  });

  test('sidebar shows the Mosaic brand', async ({ page }) => {
    await page.goto('/chat');
    // The brand block is a logo image plus "Mosaic / Mission Control" text,
    // not a link.
    await expect(page.getByRole('img', { name: /mosaic logo/i })).toBeVisible();
    await expect(page.getByText('Mission Control')).toBeVisible();
  });

  test('Chat nav link navigates to /chat', async ({ page }) => {
    await page.goto('/settings');
    await page
      .getByRole('link', { name: /^chat$/i })
      .first()
      .click();
    await expect(page).toHaveURL(/\/chat/);
  });

  test('Projects nav link navigates to /projects', async ({ page }) => {
    await page.goto('/chat');
    await page
      .getByRole('link', { name: /projects/i })
      .first()
      .click();
    await expect(page).toHaveURL(/\/projects/);
  });

  test('Settings nav link navigates to /settings', async ({ page }) => {
    await page.goto('/chat');
    await page
      .getByRole('link', { name: /settings/i })
      .first()
      .click();
    await expect(page).toHaveURL(/\/settings/);
  });

  test('Tasks nav link navigates to /tasks', async ({ page }) => {
    await page.goto('/chat');
    await page.getByRole('link', { name: /tasks/i }).first().click();
    await expect(page).toHaveURL(/\/tasks/);
  });

  test('active link is visually highlighted', async ({ page }) => {
    await page.goto('/chat');
    // The sidebar marks the active item with `font-medium` (plus an inline
    // primary-color style); inactive items get the hover class instead.
    const chatLink = page.getByRole('link', { name: /^chat$/i }).first();
    const projectsLink = page.getByRole('link', { name: /^projects$/i }).first();
    await expect(chatLink).toHaveClass(/font-medium/);
    await expect(projectsLink).not.toHaveClass(/font-medium/);
  });
});

test.describe('Route transitions', () => {
  test.beforeEach(async ({ page }) => {
    await loginAs(page, TEST_USER.email, TEST_USER.password);
    const url = page.url();
    test.skip(
      !REQUIRE_SEEDED_AUTH && !url.includes('/chat'),
      'No seeded test user — skipping authenticated tests',
    );
  });

  test('navigating chat → projects → settings → chat works without errors', async ({ page }) => {
    await page.goto('/chat');
    await expect(page).toHaveURL(/\/chat/);

    // level: 1 — empty-state h2s ("No projects yet") also match the loose
    // patterns, and a two-element match is a strict-mode violation.
    await page.goto('/projects');
    await expect(page.getByRole('heading', { level: 1, name: /projects/i })).toBeVisible();

    await page.goto('/settings');
    await expect(page.getByRole('heading', { level: 1, name: /settings/i })).toBeVisible();

    await page.goto('/chat');
    await expect(page).toHaveURL(/\/chat/);
  });

  test('back-button navigation works between pages', async ({ page }) => {
    await page.goto('/chat');
    await page.goto('/projects');
    await page.goBack();
    await expect(page).toHaveURL(/\/chat/);
  });
});