Пример #1
0
        public FetchResult <Flight> FetchFlights(string whereClause = null, SqlParameter[] sqlParams = null)
        {
            JoinableDatabaseTable flightSourceTable = new JoinableDatabaseTable("flights");

            flightSourceTable.AddAttribute("flights.Id");
            flightSourceTable.AddAttribute("depAirport.Country");
            flightSourceTable.AddAttribute("depAirport.City");
            flightSourceTable.AddAttribute("destAirport.Country");
            flightSourceTable.AddAttribute("destAirport.City");
            flightSourceTable.AddAttribute("TimeOfDeparture");
            flightSourceTable.AddAttribute("TimeOfArrival");
            flightSourceTable.AddAttribute("SeatRows");
            flightSourceTable.AddAttribute("SeatsPerRow");

            flightSourceTable.CreateJoin("airports", "DepartureAirportId", "Id", "depAirport");
            flightSourceTable.CreateJoin("airports", "DestinationAirportId", "Id", "destAirport");

            ObjectRelationalMapper <Flight> flightsMapper = new ObjectRelationalMapper <Flight>(Config.DB_CONNECTION_STRING, flightSourceTable);

            FetchResult <Flight> flightsFetched = flightsMapper.Fetch(attr => {
                Airport departureAp   = new Airport(attr["depAirport.Country"].ToString(), attr["depAirport.City"].ToString());
                Airport destinationAp = new Airport(attr["destAirport.Country"].ToString(), attr["destAirport.City"].ToString());

                return
                (new Flight((int)attr["flights.Id"],
                            (DateTime)attr["TimeOfDeparture"],
                            (DateTime)attr["TimeOfArrival"],
                            departureAp, destinationAp,
                            (int)attr["SeatRows"],
                            (int)attr["SeatsPerRow"]));
            }, whereClause, sqlParams);

            if (!flightsFetched.HasError)
            {
                foreach (Flight flight in flightsFetched.RetrievedItems)
                {
                    flight.TakenSeatNumbers = FetchTakenSeats(flight.Id);
                }
            }

            return(flightsFetched);
        }
Пример #2
0
        public FetchResult <Booking> FetchBookings(string whereClause = null, SqlParameter[] sqlParams = null)
        {
            JoinableDatabaseTable bookingSourceTable = new JoinableDatabaseTable("bookings");

            bookingSourceTable.AddAttribute("bookings.Id");
            bookingSourceTable.AddAttribute("bookings.PassengerId");
            bookingSourceTable.AddAttribute("passengers.Title");
            bookingSourceTable.AddAttribute("passengers.FirstName");
            bookingSourceTable.AddAttribute("passengers.LastName");
            bookingSourceTable.AddAttribute("bookings.FlightId");
            bookingSourceTable.AddAttribute("depAirport.Country");
            bookingSourceTable.AddAttribute("depAirport.City");
            bookingSourceTable.AddAttribute("destAirport.Country");
            bookingSourceTable.AddAttribute("destAirport.City");
            bookingSourceTable.AddAttribute("flights.TimeOfDeparture");
            bookingSourceTable.AddAttribute("flights.TimeOfArrival");
            bookingSourceTable.AddAttribute("flights.SeatRows");
            bookingSourceTable.AddAttribute("flights.SeatsPerRow");
            bookingSourceTable.AddAttribute("seats.PosX");
            bookingSourceTable.AddAttribute("seats.PosY");
            bookingSourceTable.AddAttribute("bookings.IsWaiting");

            Join j = bookingSourceTable.CreateJoin("seats", "bookings.PassengerId", "PassengerId", null, JoinTypes.Left);

            j.CustomCondition = "AND bookings.FlightId = seats.FlightId";

            bookingSourceTable.CreateJoin("passengers", "bookings.PassengerId", "Id");
            bookingSourceTable.CreateJoin("flights", "bookings.FlightId", "Id");
            bookingSourceTable.CreateJoin("airports", "flights.DepartureAirportId", "Id", "depAirport");
            bookingSourceTable.CreateJoin("airports", "flights.DestinationAirportId", "Id", "destAirport");

            ObjectRelationalMapper <Booking> bookingMapper = new ObjectRelationalMapper <Booking>(Config.DB_CONNECTION_STRING, bookingSourceTable);

            FetchResult <Booking> fetchResult = bookingMapper.Fetch(CreateBookingInstance, whereClause, sqlParams);

            return(fetchResult);
        }