public ActionResult <List <FeedbackOutputModel> > GetFeedbacksByPeriod(DateTimeInputModel period)
{
Mapper mapper = new Mapper();
AuthorDataAccess feedbacks = new AuthorDataAccess();
return(Ok(mapper.ConvertFeedbackDTOToFeedbackModelList(feedbacks.GetFeedbacksByPeriod(period.StringConverToDateTime(period.PeriodStart), period.StringConverToDateTime(period.PeriodEnd)))));
}