// @ts-check
import fs from "node:fs";
import { fsCachePath } from "../../utils/runtimeChecks.js";

export async function getCachedBuffer(hash, image) {
  const cacheFilePath = fsCachePath + hash;
  if (fs.existsSync(cacheFilePath)) {
    return fs.promises.readFile(cacheFilePath);
  }
  const buffer = await image.clone().toBuffer();
  await fs.promises.writeFile(cacheFilePath, buffer);
  return buffer;
}