public bool CancelShortTermReservation([FromBody] int reservationID)
 {
     try
     {
         ShortTermReservation reservationToDelete = db.shortTermReservations.First(x => x.ID == reservationID);
         db.shortTermReservations.Remove(reservationToDelete);
         db.SaveChanges();
     }
     catch (Exception e)
     {
         return(false);
     }
     return(true);
 }
        public bool ReserveShortTerm([FromBody] ShortTermReserveModel reserveModel)
        {
            try
            {
                DateTime sTime = new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc);
                sTime.AddSeconds(reserveModel.StartTime);

                DateTime fTime = new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc);
                sTime.AddSeconds(reserveModel.FinnishTime);


                ShortTermReservation reservation = new ShortTermReservation {
                    Start = sTime, Finnish = fTime, Issuer = db.users.First(x => x.UserID == reserveModel.IssuerID)
                };
                db.shortTermReservations.Add(reservation);
                db.SaveChanges();
            }
            catch (Exception e)
            {
                return(false);
            }
            return(true);
        }