// 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, FlightSegmentsDataOrdinals ordinals)
{
if (!reader.IsDBNull(ordinals.FlightId))
{
FlightId = reader.GetGuid(ordinals.FlightId);
}
if (!reader.IsDBNull(ordinals.FlightSegmentId))
{
FlightSegmentId = reader.GetGuid(ordinals.FlightSegmentId);
}
if (!reader.IsDBNull(ordinals.AirlineIdentifierCode))
{
AirlineIdentifierCode = reader.GetString(ordinals.AirlineIdentifierCode);
}
if (!reader.IsDBNull(ordinals.FlightNumber))
{
FlightNumber = reader.GetString(ordinals.FlightNumber);
}
if (!reader.IsDBNull(ordinals.DepartureAirportIdentifierCode))
{
DepartureAirportIdentifierCode = reader.GetString(ordinals.DepartureAirportIdentifierCode);
}
if (!reader.IsDBNull(ordinals.DepartureAirportName))
{
DepartureAirportName = reader.GetString(ordinals.DepartureAirportName);
}
if (!reader.IsDBNull(ordinals.ArrivalAirportIdentifierCode))
{
ArrivalAirportIdentifierCode = reader.GetString(ordinals.ArrivalAirportIdentifierCode);
}
if (!reader.IsDBNull(ordinals.ArrivalAirportName))
{
ArrivalAirportName = reader.GetString(ordinals.ArrivalAirportName);
}
if (!reader.IsDBNull(ordinals.FromDateTime))
{
FromDateTime = reader.GetDateTime(ordinals.FromDateTime);
}
if (!reader.IsDBNull(ordinals.UntilDateTime))
{
UntilDateTime = reader.GetDateTime(ordinals.UntilDateTime);
}
if (!reader.IsDBNull(ordinals.DepartureGate))
{
DepartureGate = reader.GetString(ordinals.DepartureGate);
}
if (!reader.IsDBNull(ordinals.ArrivalGate))
{
ArrivalGate = reader.GetString(ordinals.ArrivalGate);
}
if (!reader.IsDBNull(ordinals.LogicalSegmentNumber))
{
LogicalSegmentNumber = reader.GetInt32(ordinals.LogicalSegmentNumber);
}
if (!reader.IsDBNull(ordinals.PhysicalSegmentNumber))
{
PhysicalSegmentNumber = reader.GetInt32(ordinals.PhysicalSegmentNumber);
}
if (!reader.IsDBNull(ordinals.LastDateTimeTypeName))
{
LastDateTimeTypeName = reader.GetString(ordinals.LastDateTimeTypeName);
}
}
/// <summary>Get segments for flight</summary>
/// <cardinality>Many</cardinality>
public List <FlightSegmentsData> FlightSegments(
Guid flightId
)
{
var ret = new List <FlightSegmentsData>();
string sql = @"
select
fs.flight_id
,fs.flight_segment_id
,ai.airline_identifier_code
,fi.flight_identifier_code as flight_number
,dai.airport_identifier_code as departure_airport_identifier_code
,da.airport_name as departure_airport_name
,aai.airport_identifier_code as arrival_airport_identifier_code
,aa.airport_name as arrival_airport_name
,fs.from_date_time
,fs.until_date_time
,fs.departure_gate
,fs.arrival_gate
,fs.logical_segment_number
,fs.physical_segment_number
,( select
top 1 dttr.date_time_type_name
from flight_segment_event as fse
inner join date_time_type_ref as dttr on dttr.date_time_type_rcd = fse.date_time_type_rcd
where fse.flight_segment_id = fs.flight_segment_id
order by fse.date_time desc
) as last_date_time_type_name
from flight_segment as fs
inner join flight as f on f.flight_id = fs.flight_id
inner join airline_identifier as ai on ai.airline_id = f.airline_id
and ai.airline_identifier_type_rcd = dbo.ref('airline_identifier_type_ref.AC3')
inner join airport as da on da.airport_id = fs.departure_airport_id
inner join airport as aa on aa.airport_id = fs.arrival_airport_id
inner join airport_identifier as dai on dai.airport_id = fs.departure_airport_id
and dai.airport_identifier_type_rcd = dbo.ref('airport_identifier_type_ref.AC3')
inner join airport_identifier as aai on aai.airport_id = fs.arrival_airport_id
and aai.airport_identifier_type_rcd = dbo.ref('airport_identifier_type_ref.AC3')
left join flight_identifier as fi on fi.flight_id = fs.flight_id
and fi.flight_identifier_type_rcd = dbo.ref('flight_identifier_type_ref.FN3')
--realwhere
where fs.flight_id = @flight_id
order by fs.from_date_time
";
using (var conn = new SqlConnection(Conn.ConnectionString)) {
conn.Open();
conn.BeginTransaction(IsolationLevel.ReadUncommitted).Commit();
using (var command = new SqlCommand(sql, conn)) {
command.Parameters.Add("@flight_id", SqlDbType.UniqueIdentifier).Value = flightId;
Logging log = Logging.PerformanceTimeStart("SolutionNorSolutionPort.DataAccessLayer.FlightSearch.FlightSegments");
IDataReader reader = command.ExecuteReader(CommandBehavior.SingleResult);
log.PerformanceTimeStop(sql, command);
var ordinals = new FlightSegmentsDataOrdinals(reader);
while (reader.Read())
{
var data = new FlightSegmentsData();
data.Populate(reader, ordinals);
ret.Add(data);
}
reader.Close();
}
return(ret);
}
}
