Country detection using CF Worker

country-detect-cf-worker.js

addEventListener('fetch', event => {
  event.respondWith(handleRequest(event.request))
})

async function handleRequest(request) {
  const headers = {
    'Access-Control-Allow-Origin': '*',
    'Content-Type': 'application/json'
  }

  try {
    // Get country directly from Cloudflare's request object
    const countryCode = request.cf.country
    const city = request.cf.city
    const continent = request.cf.continent
    
    return new Response(JSON.stringify({
      countryCode,
      country: countryCode, // You might want to map this to full country name
      city,
      continent,
      ip: request.headers.get('CF-Connecting-IP')
    }), { headers })
  } catch (error) {
    return new Response(JSON.stringify({ error: 'Failed to detect country' }), {
      headers,
      status: 500
    })
  }
}