import { createHash } from 'node:crypto';
import { readFileSync, statSync } from 'node:fs';

const path = process.argv[2];
if (!path) {
  console.error('Usage: node scripts/hash.mjs /absolute/or/relative/path/to/file.pdf');
  process.exit(1);
}

const buf = readFileSync(path);
const sha256 = createHash('sha256').update(buf).digest('hex');
const bytes = statSync(path).size;

console.log(JSON.stringify({ sha256, bytes }, null, 2));