import { chromium, FullConfig } from '@playwright/test';
import fs from 'fs';
import path from 'path';

async function globalSetup(_config: FullConfig) {
  // Ensure screenshots directory exists
  const screenshotsDir = path.join(process.cwd(), 'screenshots');
  if (!fs.existsSync(screenshotsDir)) {
    fs.mkdirSync(screenshotsDir, { recursive: true });
  }

  // Clear previous screenshots
  const files = fs.readdirSync(screenshotsDir);
  for (const file of files) {
    if (file.endsWith('.png')) {
      fs.unlinkSync(path.join(screenshotsDir, file));
    }
  }

  // Optional: Pre-warm the application by visiting it once
  const browser = await chromium.launch();
  const context = await browser.newContext();
  const page = await context.newPage();
  
  try {
    await page.goto('http://localhost:5173', { waitUntil: 'networkidle' });
    console.log('✅ Application pre-warmed successfully');
  } catch (error) {
    console.warn('⚠️ Could not pre-warm application:', (error as Error).message);
  } finally {
    await context.close();
    await browser.close();
  }
}

export default globalSetup;