import { readFile } from "node:fs/promises";
import { photoFilePath, validPhotoDir, validPhotoFile } from "../../../../../_lib/photos";

export const dynamic = "force-dynamic";

export async function GET(_request: Request, { params }: { params: Promise<{ dir: string; file: string }> }) {
  const { dir, file } = await params;
  if (!validPhotoDir(dir) || !validPhotoFile(file)) return new Response("Not found", { status: 404 });
  try {
    const data = await readFile(photoFilePath(dir, file));
    return new Response(new Uint8Array(data), {
      headers: { "Content-Type": "image/jpeg", "Cache-Control": "public, max-age=31536000, immutable", "Content-Length": String(data.byteLength) },
    });
  } catch {
    return new Response("Not found", { status: 404 });
  }
}