2025-06小记

const corsHeaders = {
  'Access-Control-Allow-Origin': 'YOUR_HOST',
  'Access-Control-Allow-Methods': 'POST, OPTIONS',
  'Access-Control-Allow-Headers': 'Content-Type',
  'Content-Type': 'application/json'
};

const sendErrorResponse = (message, status = 500) => {
  return new Response(JSON.stringify({ error: message }), {
    status,
    headers: corsHeaders
  });
};

export default {
  async fetch(request, env) {
    if (request.method === 'OPTIONS') {
      return new Response(null, { headers: corsHeaders });
    }

    if (request.method !== 'POST') {
      return sendErrorResponse('Only POST requests are allowed', 405);
    }

    try {
      const { message } = await request.json();
      if (!message) {
        return sendErrorResponse('Missing message in request body', 400);
      }
      const model = '@cf/meta/llama-3.1-8b-instruct';
      const userID = 'YOUR_USER_ID';
      const gatewayID = 'YOUR_AI_GATEWAY_NAME'
      const gateway = `https://gateway.ai.cloudflare.com/v1/${userID}/${gatewayID}/workers-ai/${model}`;
      const prompt = `你是一个专业的摘要助手，请根据我提供的内容，生成不超过60字的简体中文摘要，并且只回传摘要，不得包含其他内容：${message}`;
      const apiResponse = await fetch(
        gateway,
        {
          method: 'POST',
          headers: {
            'Content-Type': 'application/json',
            'Authorization': `Bearer YOUR_TOKEN`
          },
          body: JSON.stringify({'prompt': prompt})
        }
      );

      if (!apiResponse.ok) {
        throw new Error(`Cloudflare Workers AI error: ${apiResponse.statusText}`);
      }

      const response = await apiResponse.json();
      return new Response(JSON.stringify({ response }), { headers: corsHeaders });
    } catch (error) {
      return sendErrorResponse(error.message);
    }
  }
};