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

/**
 * Playwright E2E Testing Configuration
 *
 * This allows Claude to run tests and see:
 * - Browser console logs
 * - Network requests/responses
 * - Screenshots on failure
 * - Full error traces
 */
export default defineConfig({
  testDir: './e2e',

  // Maximum time one test can run
  timeout: 30 * 1000,

  // Run tests in files in parallel
  fullyParallel: true,

  // Fail the build on CI if you accidentally left test.only
  forbidOnly: !!process.env.CI,

  // Retry on CI only
  retries: process.env.CI ? 2 : 0,

  // Opt out of parallel tests on CI
  workers: process.env.CI ? 1 : undefined,

  // Reporter to use
  reporter: [
    ['html', { open: 'never' }],
    ['list'],
    ['json', { outputFile: 'test-results/results.json' }],
  ],

  // Shared settings for all the projects below
  use: {
    // Base URL for tests
    baseURL: 'http://localhost:5173',

    // Collect trace on failure
    trace: 'on-first-retry',

    // Screenshot on failure
    screenshot: 'only-on-failure',

    // Video on failure
    video: 'retain-on-failure',

    // Browser console logs
    launchOptions: {
      slowMo: 0,
    },
  },

  // Configure projects for major browsers
  projects: [
    {
      name: 'chromium',
      use: { ...devices['Desktop Chrome'] },
    },

    // Uncomment to test on other browsers
    // {
    //   name: 'firefox',
    //   use: { ...devices['Desktop Firefox'] },
    // },
    // {
    //   name: 'webkit',
    //   use: { ...devices['Desktop Safari'] },
    // },
  ],

  // Run local dev server before starting tests
  webServer: {
    command: 'npm run dev',
    url: 'http://localhost:5173',
    reuseExistingServer: !process.env.CI,
    stdout: 'pipe',
    stderr: 'pipe',
  },
});