public static class DataStoreInfo
{
    public static (string DataDomain, string StoreName) For<TDataModel>() => DataStoreAttributeInfo<TDataModel>.Data;

    private static class DataStoreAttributeInfo<TDataModel>
    {
        public static readonly (string DataDomain, string StoreName) Data = typeof(TDataModel)
          .GetCustomAttributes(typeof(DataStoreAttribute), true)
          .Cast<DataStoreAttribute>()
          .Select(s => (s.DataDomain, s.StoreName))
          .FirstOrDefault();
    }
}