private void Prepare(UnsubscribeRequestModel requestModel, UnsubscribeModel unsubscribeModel)
{
requestModel.Prepare();
requestModel.Validate();
// Get the user.
var user = _usersQuery.GetUser(requestModel.UserId.Value);
if (user == null)
{
throw new ValidationErrorsException(new NotFoundValidationError("UserId", requestModel.UserId.Value));
}
if (CurrentRegisteredUser == null)
{
unsubscribeModel.Login.LoginId = _loginCredentialsQuery.GetLoginId(requestModel.UserId.Value);
}
// Get the category.
unsubscribeModel.Category = _settingsQuery.GetCategory(requestModel.Category);
if (unsubscribeModel.Category == null)
{
throw new ValidationErrorsException(new NotFoundValidationError("Category", requestModel.Category));
}
}
