import { createHash } from "node:crypto";
import { readFileSync, statSync } from "node:fs";
import { dirname, join } from "node:path";
import { fileURLToPath } from "node:url";

const root = dirname(dirname(fileURLToPath(import.meta.url)));
const assets = join(root, "web", "apps", "ep-sample-tool", "assets");
const expected = [
  "Technotype34_EP_series-Bold-CzOuNzV9.woff2",
  "bg_x2-Blvo_klN.png",
  "ep-133-factory-content-DRyE_DHC.pak",
  "favicon-CV1VhAGr.ico",
  "index-bjKAcMKp.js",
  "index-qny0Yi1N.css",
  "libsamplerate-C34FEted.wasm",
  "libsndfile---U-zQfO.wasm",
  "libtag-C1F3EvPd.wasm",
  "libtag_c-DP8IdmaO.wasm",
  "resample-BWif2rvd.wasm",
];

for (const name of expected) {
  const path = join(assets, name);
  const size = statSync(path).size;
  const digest = createHash("sha256").update(readFileSync(path)).digest("hex").slice(0, 12);
  console.log(`${digest}  ${String(size).padStart(9)}  ${name}`);
}

const bundle = readFileSync(join(assets, "index-bjKAcMKp.js"), "utf8");
for (const required of ["requestMIDIAccess", "ep-133-factory-content-DRyE_DHC.pak"]) {
  if (!bundle.includes(required)) throw new Error(`App bundle is missing ${required}`);
}

console.log("Offline asset set is complete.");