getTime method

@override Future<int?> getTime(String key)

Implementation

@override
Future<int?> getTime(String key) async {
  final cached = _expiryCache[key];
  if (cached != null) return cached;
  final expiresAt = (await _read(key))?['expiresAt'];
  if (expiresAt is int) return _expiryCache[key] = expiresAt;
  return null;
}