public async Task <OperationResult> Authorize(string state, string code)
{
using (var preferencesRepository = repositoryFactory.CreatePreferencesRepository())
using (var userRepository = repositoryFactory.CreateUserRepository())
{
var preference = preferencesRepository.FirstOrDefault(x => x.Value.Equals(state));
var user = userRepository.GetById(preference.UserId);
await storageClient.Authorize(user.Id, code, state);
return(OperationResult.Succeed());
}
}