Edge 함수를 사용하여 API 엔드포인트 빌드

// src/index.js
import { myApiHandler } from "./my-api.js";
import * as response from "./lib/response.js";

// entry point for the AEM Edge Function
addEventListener("fetch", (event) => event.respondWith(handleRequest(event)));

async function handleRequest(event) {
  // event.request is a standard Fetch API Request (method, URL, headers, body)
  const req = event.request;
  const url = new URL(req.url);

  try {
    // endpoint matching
    if (url.pathname === "/status" && req.method === "GET") {
      return new Response("OK", { status: 200 });
    } else if (url.pathname === "/my-api" && req.method === "GET") {
      return await myApiHandler(req, event.client);
    }
    // add more endpoints here

    return response.notFound();
  } catch (err) {
    console.log(err);
    return response.error();
  }
}

if (url.pathname === "/status" && req.method === "GET") {
  return new Response("OK", { status: 200 });
}

return new Response(JSON.stringify({ status: "ok" }), {
  status: 200,
  headers: {
    "Content-Type": "application/json",
    "Cache-Control": "public, max-age=300",
  },
});

// src/my-api.js
async function myApiHandler(req, client) {
  const backendRequest = new Request("https://api.example.com/data");

  // optionally, you can add headers to the request
  // backendRequest.headers.set("Authorization", `Bearer <your-access-token>`);

  const backendResponse = await fetch(backendRequest);

  if (!backendResponse.ok) {
    return new Response("Backend error", { status: 502 });
  }

  const data = await backendResponse.json();

  return new Response(JSON.stringify(data), {
    status: 200,
    headers: {
      "Content-Type": "application/json",
      "Cache-Control": "max-age=300",
    },
  });
}

export { myApiHandler };