export default {
  async fetch(request) {
    const cors = {
      'Access-Control-Allow-Origin': '*',
      'Access-Control-Allow-Methods': 'POST, OPTIONS',
      'Access-Control-Allow-Headers': 'Content-Type',
    };
    if (request.method === 'OPTIONS') return new Response(null, { headers: cors });

    const body = await request.json();
    const r = await fetch(
      'https://cooperation-ebony-beyond-informal.trycloudflare.com/v1/chat/completions',
      {
        method: 'POST',
        headers: {
          'Authorization': 'Bearer eim_test_2024_fixed_key',
          'Content-Type': 'application/json',
        },
        body: JSON.stringify({
          model: 'ammo-card',
          messages: [{ role: 'user', content: body.message }],
          max_tokens: 300,
        }),
      }
    );
    const data = await r.json();
    return new Response(JSON.stringify(data), {
      headers: { ...cors, 'Content-Type': 'application/json' },
    });
  },
};