public ObservationsDAL FindObservation(int ObsID)
{
ObservationsDAL ProposedReturnValue = null;
try
{
EnsureConnected();
using (SqlCommand command
= new SqlCommand("FindObservation", _connection))
{
command.CommandType = System.Data.CommandType.StoredProcedure;
command.Parameters.AddWithValue("@ObsID", ObsID);
using (SqlDataReader reader = command.ExecuteReader())
{
ObservationsMapper m = new ObservationsMapper(reader);
int count = 0;
while (reader.Read())
{
ProposedReturnValue = m.ObservationFromReader(reader);
count++;
}
if (count > 1)
{
throw new
Exception($"Found more than 1 Observation with key {ObsID}");
}
}
}
}
catch (Exception ex) when(Log(ex))
{
}
return(ProposedReturnValue);
}
public List <ObservationsDAL> GetObservationsRelatedToObs(int skip, int take)
{
List <ObservationsDAL> ProposedReturnValue = new List <ObservationsDAL>();
try
{
EnsureConnected();
using (SqlCommand command = new SqlCommand("GetObservationsRelatedToObs", _connection))
{
command.CommandType = System.Data.CommandType.StoredProcedure;
command.Parameters.AddWithValue("@Skip", skip);
command.Parameters.AddWithValue("@Take", take);
using (SqlDataReader reader = command.ExecuteReader())
{
ObservationsMapper m = new ObservationsMapper(reader);
while (reader.Read())
{
ObservationsDAL r = m.ObservationFromReader(reader);
ProposedReturnValue.Add(r);
}
}
}
}
catch (Exception ex) when(Log(ex))
{
}
return(ProposedReturnValue);
}
public ObservationsDAL ObservationFromReader(System.Data.SqlClient.SqlDataReader reader)
{
ObservationsDAL proposedReturnValue = new ObservationsDAL();
proposedReturnValue.ObsID = GetInt32OrDefault(reader, OffsetToObsID);
proposedReturnValue.Speed = GetInt32OrDefault(reader, OffsetToSpeed);
proposedReturnValue.LatNumber = GetStringOrDefault(reader, OffsetToLatNumber);
proposedReturnValue.LongNumber = GetStringOrDefault(reader, OffsetToLongNumber);
proposedReturnValue.PlateID = GetInt32OrDefault(reader, OffsetToPlateID);
proposedReturnValue.RegisteredOwner = GetStringOrDefault(reader, OffsetToRegisteredOwner);
proposedReturnValue.DroneID = GetInt32OrDefault(reader, OffsetToDroneID);
proposedReturnValue.DroneName = GetStringOrDefault(reader, OffsetToDroneName);
return(proposedReturnValue);
}
