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

const runtimeBaseURL = process.env.PLAYWRIGHT_BASE_URL;
const useRuntimeServices = Boolean(runtimeBaseURL);
const junitOutputFile = process.env.PLAYWRIGHT_JUNIT_OUTPUT_FILE ?? 'playwright-results.xml';
const outputDir = process.env.PLAYWRIGHT_OUTPUT_DIR ?? 'playwright-artifacts';

export default defineConfig({
  testDir: './tests/e2e',
  timeout: process.env.CI ? 60 * 1000 : 30 * 1000, // Longer timeout in CI
  expect: {
    timeout: process.env.CI ? 10000 : 5000, // Longer expect timeout in CI
  },
  fullyParallel: true,
  forbidOnly: !!process.env.CI,
  retries: process.env.CI ? 2 : 0,
  workers: process.env.CI ? 1 : undefined,
  reporter: process.env.CI ? [['list'], ['junit', { outputFile: junitOutputFile }]] : 'html',
  outputDir,
  use: {
    baseURL: runtimeBaseURL ?? 'http://localhost:5173',
    trace: 'on-first-retry',
    headless: process.env.CI ? true : false,
    // CI-specific browser optimizations
    actionTimeout: process.env.CI ? 15000 : 0,
    navigationTimeout: process.env.CI ? 45000 : 30000, // Longer for network instability
    // Network resilience settings
    ...(process.env.CI && {
      // Retry failed requests automatically
      extraHTTPHeaders: {
        'Cache-Control': 'no-cache',
      },
      // Ignore HTTPS errors in CI (self-signed certs, etc.)
      ignoreHTTPSErrors: true,
      // Wait longer for network operations
      timeout: 60000,
    }),
  },
  projects: process.env.CI
    ? [
        // CI Environment: Only run Chromium for reliability in Docker
        {
          name: 'chromium',
          use: {
            ...devices['Desktop Chrome'],
            headless: true,
            launchOptions: {
              args: [
                '--no-sandbox',
                '--disable-setuid-sandbox',
                '--disable-dev-shm-usage',
                '--disable-background-timer-throttling',
                '--disable-backgrounding-occluded-windows',
                '--disable-renderer-backgrounding',
                // Keep CI browser args minimal and deterministic.
                '--disable-extensions',
                '--disable-plugins',
                '--aggressive-cache-discard',
              ],
            },
          },
        },
      ]
    : [
        // Local Development: Run all browsers
        {
          name: 'chromium',
          use: {
            ...devices['Desktop Chrome'],
          },
        },
        {
          name: 'firefox',
          use: {
            ...devices['Desktop Firefox'],
          },
        },
        {
          name: 'webkit',
          use: {
            ...devices['Desktop Safari'],
          },
        },
      ],
  ...(useRuntimeServices
    ? {}
    : {
        webServer: {
          command: 'yarn dev --host 0.0.0.0 --port 5173 --strictPort',
          url: 'http://localhost:5173',
          reuseExistingServer: !process.env.CI,
          timeout: process.env.CI ? 180 * 1000 : 120 * 1000, // Longer startup timeout in CI
          stderr: 'pipe',
          stdout: 'pipe',
        },
      }),
});