import { defineConfig, devices } from '@playwright/test';
import * as fs from 'fs';
import * as path from 'path';

/** Parse a KEY=VALUE env file, skipping blank lines and comments. */
function loadEnv(filePath: string): Record<string, string> {
  const env: Record<string, string> = {};
  for (const line of fs.readFileSync(filePath, 'utf-8').split('\n')) {
    const trimmed = line.trim();
    if (!trimmed || trimmed.startsWith('#')) continue;
    const idx = trimmed.indexOf('=');
    if (idx === -1) continue;
    env[trimmed.slice(0, idx)] = trimmed.slice(idx + 1);
  }
  return env;
}

const commonEnv = loadEnv(path.join(__dirname, '../common/server.env'));

export default defineConfig({
  testDir: './scenarios',
  fullyParallel: true,
  forbidOnly: !!process.env.CI,
  retries: process.env.CI ? 2 : 0,
  workers: process.env.CI ? 1 : undefined,
  reporter: process.env.CI ? [['github'], ['html']] : 'html',

  globalSetup: require.resolve('./global-setup'),

  use: {
    baseURL: 'http://localhost:8087',
    trace: 'on-first-retry',
  },

  expect: {
    toHaveScreenshot: { maxDiffPixelRatio: 0.02 },
  },

  projects: [
    {
      name: 'chromium',
      use: { ...devices['Desktop Chrome'] },
    },
    {
      name: 'firefox',
      use: { ...devices['Desktop Firefox'] },
    },
  ],

  webServer: {
    command: process.env.CI ? `${process.env.GITHUB_WORKSPACE}/target/debug/oxicloud` : 'cargo run',
    url: 'http://localhost:8087',
    timeout: 600_000,
    reuseExistingServer: false,
    cwd: '../..',
    stdout: 'pipe',
    stderr: 'pipe',
    env: {
      ...commonEnv,
      OXICLOUD_SERVER_PORT: '8087',
      OXICLOUD_STORAGE_PATH: './tests/e2e/storage',
    },
  },
});