cursed-feed-generator.js

const posts = {
  a: {
    post: "at://did:plc:3lrf6zdan6pmjgd2ohrnyl3q/app.bsky.feed.post/3m4ex76jc6k2k",
  },
  b: {
    post: "at://did:plc:ctyblsrpmm3e76zkog6ydfuz/app.bsky.feed.post/3ma2qdyjecj2x",
  },
  c: {
    post: "at://did:plc:glgectzqorlgja3zhgyxfaff/app.bsky.feed.post/3m7gbu7xhbt2z",
  },
  d: {
    post: "at://did:plc:2zmxikig2sj7gqaezl5gntae/app.bsky.feed.post/3ma2o3hbxcm2j",
  },
  e: {
    post: "at://did:plc:3i6uzuatdyk7rwfkrybynf5j/app.bsky.feed.post/3m7z6ajkvfn22",
  },
};

const did = {
  "@context": [
    "https://www.w3.org/ns/did/v1",
    "https://w3id.org/security/multikey/v1",
    "https://w3id.org/security/suites/secp256k1-2019/v1"
  ],
  "id": "did:web:broken-mouse-78a0.stream-624.workers.dev",
  "service": [
    {
      "id": "#bsky_fg",
      "serviceEndpoint": "https://broken-mouse-78a0.stream-624.workers.dev",
      "type": "BskyFeedGenerator"
    }
  ]
}

export default {
  async fetch(request, env, ctx) {
    const u = new URL(request.url);
    if (u.pathname === "/.well-known/did.json") {
      return Response.json(did);
    }
     if (u.pathname !== "/xrpc/app.bsky.feed.getFeedSkeleton") {
      return new Response("only supported route: /xrpc/app.bsky.feed.getFeedSkeleton", {status: 404});
    }
    const feed = u.searchParams.get("feed");
    if (!feed) {
      return new Response("?feed=aturi parameter is required", {status: 400});
    }
    const parts = feed.split("/");
    if (parts.length !== 5) {
      return new Response("?feed should be in format at://did:plc:examlpe/app.bsky.feed.generator/a-b-c-d-e", {status: 400});
    }
    const feedName = parts[4];
    const feedParts = feedName.split("-");
    const res = [];
    for (const part of feedParts) {
      if (!posts[part]) {
        return new Response(`unknown post name "${part}". Allowed posts: ${JSON.stringify(Object.keys(posts))}`)
      }
      res.push(posts[part]);
    }
    return Response.json({feed: res});
  }
};