// use ordinals to speed up access to DataReader
// links:
// crud definition: https://en.wikipedia.org/wiki/Create,_read,_update_and_delete
// docLink: http://sql2x.org/documentationLink/327451c3-64a8-4de8-b359-76742d634497
// parameters:
// reader: IDataReader from SQLClient
public void Populate(IDataReader reader, FlightsOnBookingDataOrdinals ordinals)
{
if (!reader.IsDBNull(ordinals.FlightNumber))
{
FlightNumber = reader.GetString(ordinals.FlightNumber);
}
if (!reader.IsDBNull(ordinals.OriginAirportCode))
{
OriginAirportCode = reader.GetString(ordinals.OriginAirportCode);
}
if (!reader.IsDBNull(ordinals.OriginAirportName))
{
OriginAirportName = reader.GetString(ordinals.OriginAirportName);
}
if (!reader.IsDBNull(ordinals.DestinationAirportCode))
{
DestinationAirportCode = reader.GetString(ordinals.DestinationAirportCode);
}
if (!reader.IsDBNull(ordinals.DestinationAirportName))
{
DestinationAirportName = reader.GetString(ordinals.DestinationAirportName);
}
if (!reader.IsDBNull(ordinals.FromDateTime))
{
FromDateTime = reader.GetDateTime(ordinals.FromDateTime);
}
if (!reader.IsDBNull(ordinals.UntilDateTime))
{
UntilDateTime = reader.GetDateTime(ordinals.UntilDateTime);
}
if (!reader.IsDBNull(ordinals.Comment))
{
Comment = reader.GetString(ordinals.Comment);
}
if (!reader.IsDBNull(ordinals.FlightId))
{
FlightId = reader.GetGuid(ordinals.FlightId);
}
}
/// <summary>Get all flights on a booking</summary>
/// <cardinality>Many</cardinality>
public List <FlightsOnBookingData> FlightsOnBooking(
Guid bookingId
)
{
var ret = new List <FlightsOnBookingData>();
string sql = @"
select
( select
top 1 flight_identifier_code
from flight_identifier as fi
where fi.flight_id = fl.flight_id
and fi.flight_identifier_type_rcd = 'FN3'
) as flight_number
,( select
top 1 airport_identifier_code
from airport_identifier as ai
where ai.airport_id = fl.departure_airport_id
and ai.airport_identifier_type_rcd = 'AC3'
) as origin_airport_code
,ao.airport_name as origin_airport_name
,( select
top 1 airport_identifier_code
from airport_identifier as ai
where ai.airport_id = fl.arrival_airport_id
and ai.airport_identifier_type_rcd = 'AC3'
) as destination_airport_code
,ad.airport_name as destination_airport_name
,fl.from_date_time
,fl.until_date_time
,fl.comment
,fl.flight_id
from flight as fl
inner join flight_segment as fs on fs.flight_id = fl.flight_id
inner join booking_flight_segment as bfs on bfs.flight_segment_id = fs.flight_segment_id
inner join airport as ao on ao.airport_id = fl.departure_airport_id
inner join airport as ad on ad.airport_id = fl.arrival_airport_id
--realwhere
where bfs.booking_id = @booking_id
";
using (var conn = new SqlConnection(Conn.ConnectionString)) {
conn.Open();
conn.BeginTransaction(IsolationLevel.ReadUncommitted).Commit();
using (var command = new SqlCommand(sql, conn)) {
command.Parameters.Add("@booking_id", SqlDbType.UniqueIdentifier).Value = bookingId;
Logging log = Logging.PerformanceTimeStart("SolutionNorSolutionPort.DataAccessLayer.FlightSearch.FlightsOnBooking");
IDataReader reader = command.ExecuteReader(CommandBehavior.SingleResult);
log.PerformanceTimeStop(sql, command);
var ordinals = new FlightsOnBookingDataOrdinals(reader);
while (reader.Read())
{
var data = new FlightsOnBookingData();
data.Populate(reader, ordinals);
ret.Add(data);
}
reader.Close();
}
return(ret);
}
}
