import { readFileSync, writeFileSync } from 'fs';
let sql = readFileSync('dump-fixed.sql', 'utf8');
// unistr('\uXXXX') -> plain UTF-8 string
sql = sql.replace(/unistr\('((?:[^'\\]|\\.)*)'\)/g, (_, inner) => {
  const decoded = inner.replace(/\\u([0-9a-fA-F]{4})/g, (_, hex) =>
    String.fromCharCode(parseInt(hex, 16))
  );
  return `'${decoded}'`;
});
// ROLLBACK at end of corrupt dump -> COMMIT so import doesn't discard everything
sql = sql.replace(/^ROLLBACK;.*$/m, 'COMMIT;');
writeFileSync('dump-fixed2.sql', sql, 'utf8');
console.log('done');