private UnParkResponse UnParkedVehicleResponse(ParkingDetails unParkData, UnParkedDetails unParkedData)
 {
     try
     {
         UnParkResponse responseData = new UnParkResponse
         {
             ReceiptNumber = unParkData.ReceiptNumber,
             OwnerName     = unParkData.OwnerName,
             VehicleNumber = unParkData.VehicleNumber,
             VehicleBrand  = unParkData.VehicleBrand,
             Color         = unParkData.Color,
             IsParked      = unParkData.IsParked,
             Disability    = unParkData.Disability,
             AttendantName = unParkData.AttendantName,
             ParkingDate   = unParkData.ParkingDate,
             UnParkedDate  = unParkedData.UnParkedDate,
             ParkingSlot   = unParkData.ParkingSlot,
             TotalTime     = unParkedData.TotalTime,
             TotalAmt      = unParkedData.TotalAmt
         };
         if (responseData != null)
         {
             return(responseData);
         }
         return(null);
     }
     catch (Exception ex)
     {
         throw new Exception(ex.Message);
     }
 }
        public UnParkResponse UnParkVehicle(int securityID, int receiptNo)
        {
            try
            {
                var securityExists = _appDBContext.Users.
                                     Any(security => security.ID == securityID);
                if (securityExists)
                {
                    double total = _appDBContext.ParkingDetails.
                                   Where(vehicle => vehicle.ReceiptNumber == receiptNo).
                                   Select(vehicle => (DateTime.Now.Subtract(vehicle.ParkingDate).TotalMinutes)).Sum();

                    UnParkedDetails unParkedData = new UnParkedDetails
                    {
                        ReceiptNumber = receiptNo,
                        UnParkedDate  = DateTime.Now,
                        TotalTime     = total,
                        TotalAmt      = total * 10
                    };
                    _appDBContext.UnParkedDetails.Add(unParkedData);
                    _appDBContext.SaveChanges();

                    var unParkData = _appDBContext.ParkingDetails.
                                     Where(vehicle => vehicle.ReceiptNumber == receiptNo).
                                     FirstOrDefault();
                    unParkData.IsParked = false;
                    _appDBContext.SaveChanges();

                    UnParkResponse responseData = UnParkedVehicleResponse(unParkData, unParkedData);
                    return(responseData);
                }
                return(null);
            }
            catch (Exception ex)
            {
                throw new Exception(ex.Message);
            }
        }