import type { APIRoute } from "astro";
import NodeCache from "node-cache";

const cache = new NodeCache({ stdTTL: 300 }); // cache for 5 minutes
const actorDid = "did:plc:zl4ugdpxfgrzlr5uz2nm7kcq";

type FeedResponse = {
  feed: {
    post: {
      uri: string;
      cid: string;
      author: {
        did: string;
        handle: string;
        displayName: string;
        avatar: string;
        labels: any[];
        createdAt: string;
      };
      record: {
        $type: string;
        createdAt: string;
        text: string;
      };
      replyCount: number;
      repostCount: number;
      likeCount: number;
      quoteCount: number;
      indexedAt: string;
      labels: any[];
    };
  }[];
  cursor: string;
};

export const GET: APIRoute = async () => {
  let status = cache.get("status");

  if (status) {
    return new Response(JSON.stringify(status), {
      headers: { "Content-Type": "application/json", "X-Cache": "HIT" },
    });
  }

  try {
    const res = await fetch(
      `https://public.api.bsky.app/xrpc/app.bsky.feed.getAuthorFeed?actor=${actorDid}&limit=1&filter=posts_no_replies`,
    );
    if (!res.ok) throw new Error(`HTTP ${res.status}`);

    const json: FeedResponse = await res.json();
    const latestPost = json.feed[0].post;
    status = {
      text: latestPost.record.text,
      createdAt: latestPost.record.createdAt,
      link: `https://bsky.app/profile/${actorDid}/post/${
        latestPost.uri.split("/")[4]
      }`,
    };

    cache.set("status", status);

    return new Response(JSON.stringify(status), {
      headers: { "Content-Type": "application/json", "X-Cache": "MISS" },
    });
  } catch (err) {
    return new Response(
      JSON.stringify({ error: "Failed to fetch status" }),
      {
        status: 500,
        headers: { "Content-Type": "application/json" },
      },
    );
  }
};