import { defineConfig, devices } from '@playwright/test';

/**
 * Playwright config for testing the full Storybook (all stories).
 *
 * Prerequisite: build Storybook first:
 *   npm run build-storybook
 *
 * Then run:
 *   npm run test:storybook:playwright
 *
 * The config starts a static server for storybook-static on port 6007
 * (reuse existing if already running). Tests load each story iframe and
 * assert no console errors / page crashes.
 */
const STORYBOOK_PORT = 6007;
const STORYBOOK_BASE = `http://localhost:${STORYBOOK_PORT}`;

export default defineConfig({
  testDir: './e2e/tests/storybook',
  testMatch: /.*\.spec\.ts/,
  fullyParallel: true,
  forbidOnly: !!process.env.CI,
  retries: process.env.CI ? 1 : 0,
  workers: process.env.CI ? 2 : 4,
  timeout: 25000,

  outputDir: 'e2e/test-results-storybook',
  reporter: [
    ['html', { outputFolder: 'e2e/playwright-report-storybook', open: 'never' }],
    ['list'],
  ],

  use: {
    baseURL: STORYBOOK_BASE,
    trace: 'on-first-retry',
    screenshot: 'only-on-failure',
    video: 'off',
    viewport: { width: 1280, height: 720 },
  },

  projects: [
    {
      name: 'chromium',
      use: {
        ...devices['Desktop Chrome'],
        viewport: { width: 1280, height: 720 },
      },
    },
  ],

  webServer: {
    command: 'node scripts/serve-storybook-static.cjs',
    url: `${STORYBOOK_BASE}/index.json`,
    reuseExistingServer: true,
    timeout: 60_000,
    cwd: process.cwd(),
  },
});