// @ts-check
const { defineConfig, devices } = require('@playwright/test');
const fs = require('fs');

// Point at a running instance. The app's docker container serves on :7890.
const BASE_URL = process.env.BASE_URL || 'http://localhost:7890';
const SYSTEM_CHROMIUM = process.env.CHROMIUM_PATH || '/snap/bin/chromium';
const browserOptions = fs.existsSync(SYSTEM_CHROMIUM) ? { launchOptions: { executablePath: SYSTEM_CHROMIUM } } : {};

module.exports = defineConfig({
  testDir: './tests',
  timeout: 60_000,
  expect: { timeout: 10_000 },
  // The app talks to a single uvicorn backend — running tests concurrently overwhelms
  // it and makes navigation flaky, so keep it serial.
  fullyParallel: false,
  workers: 1,
  retries: process.env.CI ? 1 : 0,
  reporter: process.env.CI ? 'github' : 'list',
  use: {
    baseURL: BASE_URL,
    navigationTimeout: 45_000,
    actionTimeout: 15_000,
    trace: 'on-first-retry',
    screenshot: 'only-on-failure',
  },
  projects: [
    { name: 'desktop', use: { ...devices['Desktop Chrome'], ...browserOptions } },
    // iPhone 13 defaults to WebKit. This suite intentionally runs its mobile
    // emulation in Chromium, so declare the engine before applying Chromium's
    // executablePath. Otherwise Playwright sends WebKit launch arguments to
    // the Chromium executable and the browser exits before connecting.
    { name: 'iphone', use: { ...devices['iPhone 13'], browserName: 'chromium', ...browserOptions } },
  ],
});