getJSModules static method

Implementation

static Future<String> getJSModules() async {
  if (_libCache != null && _coreCache != null) {
    return _buildScript(_libCache!, _coreCache!);
  }

  final lib = ejs.modules['lib']!;
  final core = ejs.modules['core']!;

  final libReq = (await http.get(Uri.parse(lib['url']!)));
  final libHash = sha256.convert(libReq.bodyBytes).toString();
  if (libHash != lib['hash']) {
    throw Exception('Lib module hash mismatch');
  }

  final coreReq = (await http.get(Uri.parse(core['url']!)));
  final coreHash = sha256.convert(coreReq.bodyBytes).toString();
  if (coreHash != core['hash']) {
    throw Exception('Core module hash mismatch');
  }

  _libCache = libReq.body;
  _coreCache = coreReq.body;

  return _buildScript(_libCache!, _coreCache!);
}