webhook-DCs.ts

import { v4 as uuidv4 } from "uuid";

const server = Bun.serve({
  port: 3000,
  async fetch(req) {
    try {
      const info = await req.json();

      const DCreq = await fetch(
        "https://api.warpcast.com/v2/ext-send-direct-cast",
        {
          method: "PUT",
          headers: {
            Authorization: "Bearer <warpcast_api_key>",
            "Content-Type": "application/json",
          },
          body: JSON.stringify({
            recipientFid: info.data.author.fid,
            message: "gm",
            idempotencyKey: uuidv4(),
          }),
        }
      );

      const res = await DCreq.json();
      console.log(res);

      return new Response("success!");
    } catch (e: any) {
      console.error(e);
      return new Response(e.message, { status: 500 });
    }
  },
});

console.log(`Listening on localhost:${server.port}`);