import { defineConfig } from '@playwright/test';
import * as setup from './tests/ui/global-setup.ts';

// Before anything else, including the servers below.
setup.prepare();

// Measuring the API (#394): an instrumented binary writes its coverage only as it exits, and
// Playwright otherwise kills its servers outright. Asked to stop, both shut down on their own.
// Where they write it, as coverage.sh sets it; passed on to each server whatever Playwright passes.
const PROFILE: Record<string, string> = process.env.LLVM_PROFILE_FILE ? { LLVM_PROFILE_FILE: process.env.LLVM_PROFILE_FILE } : {};
const STOP = setup.API_COVERAGE ? { gracefulShutdown: { signal: 'SIGTERM' as const, timeout: 15_000 } } : {};

// Real browser against a real daemon. The stub-DOM smoke test catches a script that
// fails to load; it cannot catch a wrong selector, a handler that runs but does nothing,
// or a page that renders empty -- which is exactly what has slipped through before.
export default defineConfig({
  testDir: './tests/ui',
  timeout: 30_000,
  expect: { timeout: 10_000 },
  fullyParallel: false,        // one daemon, one database
  workers: 1,
  // The page's coverage, with IPX_COVERAGE=1 (#390): cleared first, written last.
  globalSetup: './tests/ui/coverage-setup.ts',
  globalTeardown: './tests/ui/coverage-teardown.ts',
  reporter: process.env.CI ? 'line' : [['list']],
  use: {
    baseURL: 'http://127.0.0.1:8791',
    trace: 'retain-on-failure',
    screenshot: 'only-on-failure',
    // The offline service worker (#389) answers requests before page.route sees them, which the
    // tests that fake an answer rely on. The offline tests allow it for themselves.
    serviceWorkers: 'block',
  },
  webServer: [
    {
      command: 'node tests/ui/fixtures/serve.ts',
      port: 8792,
      reuseExistingServer: false,
      stdout: 'ignore',
    },
    {
      // The directory the Directory shows (#205), on SQLite in the scratch directory.
      command: `${setup.API_COVERAGE ? '' : 'cargo build -q -p ipx-directory && '}exec ${setup.DIRECTORY_BIN} --config ${setup.root}/directory.toml`,
      url: `${setup.DIRECTORY}/healthz`,
      reuseExistingServer: false,
      timeout: 180_000,
      stdout: 'ignore',
      env: { DIRECTORY_DATABASE_URL: `sqlite://${setup.root}/directory.db?mode=rwc`, ...PROFILE },
      ...STOP,
    },
    {
      // ipx-play (#447), where a shared episode's link goes, on SQLite in the scratch directory.
      command: `${setup.API_COVERAGE ? '' : 'cargo build -q -p ipx-play && '}exec ${setup.PLAY_BIN} --config ${setup.root}/play.toml`,
      url: `${setup.PLAY}/healthz`,
      reuseExistingServer: false,
      timeout: 180_000,
      stdout: 'ignore',
      env: { PLAY_DATABASE_URL: `sqlite://${setup.root}/play.db?mode=rwc`, ...PROFILE },
      ...STOP,
    },
    {
      // The frontend as production serves it (#203): built from web/, served by Caddy on the
      // suite's port, the API passed to the daemon behind it.
      command: `node web/build.mts ${setup.root}/web && exec caddy run --config web/Caddyfile --adapter caddyfile`,
      url: 'http://127.0.0.1:8791/favicon.png',
      reuseExistingServer: false,
      timeout: 60_000,
      stdout: 'ignore',
      env: { IPX_COVERAGE: process.env.IPX_COVERAGE ?? '', WEB_BIND: '127.0.0.1:8791', WEB_ROOT: `${setup.root}/web`, IPX_UPSTREAM: '127.0.0.1:8796', HOME: setup.root, XDG_DATA_HOME: setup.root, XDG_CONFIG_HOME: setup.root },
    },
    {
      // Build first so the tests always run against current source, unless the instrumented
      // build is what is measured (#394).
      command: `${setup.API_COVERAGE ? '' : 'cargo build -q && '}exec ${setup.IPX_BIN} daemon`,
      port: 8796,
      reuseExistingServer: false,
      timeout: 180_000,
      stdout: 'pipe',
      env: {
        IPX_CONFIG: `${setup.root}/config/config.toml`,
        IPX_DATA_DIR: `${setup.root}/data`,
        IPX_LOG: 'ipx=info',
        // Blank, whatever the shell running the suite has: the test daemon sends no traces to
        // production's Tempo and never opens production's database.
        OTEL_EXPORTER_OTLP_ENDPOINT: '',
        IPX_DATABASE_URL: '',
        // The server's TypeSafe key is the shell's: /src/.envrc's is a development key, for this.
        // Without one, the tests of the server paying for Signals see that it cannot.
        TYPESAFE_KEY: process.env.TYPESAFE_KEY ?? '',
        IPX_TYPESAFE_URL: 'http://127.0.0.1:8792/jev',
        ...PROFILE,
      },
      ...STOP,
    },
  ],
});