public void BaseStationSession_Constructor_Initialises_To_Known_State_And_Properties_Work()
{
var session = new BaseStationSession();
TestUtilities.TestProperty(session, "EndTime", null, DateTime.Now);
TestUtilities.TestProperty(session, "LocationID", 0, 120);
TestUtilities.TestProperty(session, "SessionID", 0, 139);
TestUtilities.TestProperty(session, "StartTime", DateTime.MinValue, DateTime.Now);
}
public void InsertSession(BaseStationSession session)
{
;
}
/// <summary>
/// Deletes the record passed across.
/// </summary>
/// <param name="connection"></param>
/// <param name="transaction"></param>
/// <param name="log"></param>
/// <param name="session"></param>
public void Delete(IDbConnection connection, IDbTransaction transaction, TextWriter log, BaseStationSession session)
{
var preparedCommand = PrepareCommand(connection, transaction, "Delete", _DeleteCommandText, 1);
Sql.SetParameters(preparedCommand, session.SessionID);
Sql.LogCommand(log, preparedCommand.Command);
preparedCommand.Command.ExecuteNonQuery();
}
/// <summary>
/// Updates an existing record.
/// </summary>
/// <param name="connection"></param>
/// <param name="transaction"></param>
/// <param name="log"></param>
/// <param name="session"></param>
public void Update(IDbConnection connection, IDbTransaction transaction, TextWriter log, BaseStationSession session)
{
var preparedCommand = PrepareCommand(connection, transaction, "Update", _UpdateCommandText, 4);
Sql.SetParameters(preparedCommand, session.LocationID, session.StartTime, session.EndTime, session.SessionID);
Sql.LogCommand(log, preparedCommand.Command);
preparedCommand.Command.ExecuteNonQuery();
}
/// <summary>
/// Inserts a new record and returns the ID.
/// </summary>
/// <param name="connection"></param>
/// <param name="transaction"></param>
/// <param name="log"></param>
/// <param name="session"></param>
/// <returns></returns>
public int Insert(IDbConnection connection, IDbTransaction transaction, TextWriter log, BaseStationSession session)
{
var preparedCommand = PrepareInsert(connection, transaction, "Insert", "SessionID", "LocationID", "StartTime", "EndTime");
return (int)Sql.ExecuteInsert(preparedCommand, log, session.LocationID, session.StartTime, session.EndTime);
}
private long AddSession(BaseStationSession session)
{
long result = 0;
using(var connection = new SQLiteConnection(_ConnectionStringBuilder.ConnectionString)) {
connection.Open();
using(var command = connection.CreateCommand()) {
command.CommandText = "INSERT INTO [Sessions] ([LocationID], [StartTime], [EndTime]) VALUES (?,?,?); SELECT last_insert_rowid();";
command.Parameters.Add(new SQLiteParameter() { Value = session.LocationID });
command.Parameters.Add(new SQLiteParameter() { Value = session.StartTime });
command.Parameters.Add(new SQLiteParameter() { Value = session.EndTime });
result = (long)command.ExecuteScalar();
session.SessionID = (int)result;
}
}
return result;
}
public void BaseStationDatabase_CreateDatabaseIfMissing_Creates_Aircraft_Trigger_To_Delete_Flights()
{
_Database.CreateDatabaseIfMissing(_CreateDatabaseFileName);
_Database.FileName = _CreateDatabaseFileName;
_Database.WriteSupportEnabled = true;
var session = new BaseStationSession() { StartTime = DateTime.Now };
_Database.InsertSession(session);
var aircraft = new BaseStationAircraft() { ModeS = "K" };
_Database.InsertAircraft(aircraft);
var flight = new BaseStationFlight() { AircraftID = aircraft.AircraftID, SessionID = session.SessionID };
_Database.InsertFlight(flight);
_Database.DeleteAircraft(aircraft);
Assert.IsNull(_Database.GetFlightById(flight.FlightID));
Assert.AreEqual(session.SessionID, _Database.GetSessions()[0].SessionID);
}
/// <summary>
/// Closes an open session.
/// </summary>
private void EndSession()
{
lock(_SyncLock) {
if(_Session != null) {
Status = PluginStrings.NotUpdatingDatabase;
try {
FlushFlights(true);
_Session.EndTime = Provider.LocalNow;
_Database.UpdateSession(_Session);
StatusDescription = null;
} catch(ThreadAbortException) {
} catch(Exception ex) {
Debug.WriteLine(String.Format("BaseStationDatabaseWriter.Plugin.EndSession caught exception {0}", ex.ToString()));
StatusDescription = String.Format(PluginStrings.ExceptionCaughtWhenClosingSession, ex.Message);
Factory.Singleton.Resolve<ILog>().Singleton.WriteLine("Database writer plugin caught exception on closing session: {0}", ex.ToString());
} finally {
_Session = null;
}
OnStatusChanged(EventArgs.Empty);
}
}
}
public void BaseStationDatabase_CreateDatabaseIfMissing_Creates_Session_Table()
{
_Database.CreateDatabaseIfMissing(_CreateDatabaseFileName);
_Database.FileName = _CreateDatabaseFileName;
var location = _Database.GetLocations()[0];
var session = new BaseStationSession() { LocationID = location.LocationID };
_Database.WriteSupportEnabled = true;
_Database.InsertSession(session);
}
public void BaseStationDatabase_DeleteSession_Throws_If_Writes_Disabled()
{
var locationId = (int)AddLocation(new BaseStationLocation() { LocationName = "X" });
var session = new BaseStationSession() { LocationID = locationId, StartTime = DateTime.Now };
session.SessionID = (int)AddSession(session);
_Database.DeleteSession(session);
}
public void BaseStationDatabase_InsertSession_Inserts_Record_Correctly()
{
_Database.WriteSupportEnabled = true;
var locationId = (int)AddLocation(new BaseStationLocation() { LocationName = "X" });
var startTime = new DateTime(2001, 2, 3, 4, 5, 6, 789);
var endTime = startTime.AddDays(1);
var record = new BaseStationSession() {
EndTime = endTime,
LocationID = locationId,
StartTime = startTime,
};
_Database.InsertSession(record);
Assert.AreNotEqual(0, record.SessionID);
var allSessions = _Database.GetSessions();
Assert.AreEqual(1, allSessions.Count);
var readBack = allSessions[0];
Assert.AreEqual(record.SessionID, readBack.SessionID);
Assert.AreEqual(locationId, readBack.LocationID);
Assert.AreEqual(TruncateDate(startTime), readBack.StartTime);
Assert.AreEqual(TruncateDate(endTime), readBack.EndTime);
}
/// <summary>
/// See interface docs.
/// </summary>
/// <param name="session"></param>
public void DeleteSession(BaseStationSession session)
{
if(!WriteSupportEnabled) throw new InvalidOperationException("You must enable writes before you can delete a session record");
lock(_ConnectionLock) {
OpenConnection();
if(_Connection != null) _SessionsTable.Delete(_Connection, _TransactionHelper.Transaction, _DatabaseLog, session);
}
}
/// <summary>
/// See interface docs.
/// </summary>
/// <param name="session"></param>
public void UpdateSession(BaseStationSession session)
{
if(!WriteSupportEnabled) throw new InvalidOperationException("You must enable writes before you can update a session record");
session.StartTime = SQLiteDateHelper.Truncate(session.StartTime);
session.EndTime = SQLiteDateHelper.Truncate(session.EndTime);
lock(_ConnectionLock) {
OpenConnection();
if(_Connection != null) _SessionsTable.Update(_Connection, _TransactionHelper.Transaction, _DatabaseLog, session);
}
}
/// <summary>
/// See interface docs.
/// </summary>
/// <returns></returns>
public IList<BaseStationSession> GetSessions()
{
IList<BaseStationSession> result = null;
lock(_ConnectionLock) {
OpenConnection();
if(_Connection != null) result = _SessionsTable.GetAllRecords(_Connection, _TransactionHelper.Transaction, _DatabaseLog);
else result = new BaseStationSession[] {};
}
return result;
}
/// <summary>
/// Creates a new session.
/// </summary>
private void StartSession()
{
lock(_SyncLock) {
if(_Session == null) {
if(!_Options.Enabled) {
Status = PluginStrings.Disabled;
StatusDescription = null;
} else if(String.IsNullOrEmpty(_Database.FileName)) {
Status = PluginStrings.EnabledNoDatabase;
StatusDescription = null;
} else if(!Provider.FileExists(_Database.FileName)) {
Status = PluginStrings.EnabledNotUpdating;
StatusDescription = String.Format(PluginStrings.SomethingDoesNotExist, _Database.FileName);
} else if(Provider.FileSize(_Database.FileName) == 0L) {
Status = PluginStrings.EnabledNotUpdating;
StatusDescription = String.Format(PluginStrings.SomethingIsZeroLength, _Database.FileName);
} else if(!_Options.AllowUpdateOfOtherDatabases && !DatabaseCreatedByPlugin()) {
Status = PluginStrings.EnabledNotUpdating;
StatusDescription = PluginStrings.UpdatingDatabasesNotCreatedByPluginForbidden;
} else {
Status = String.Format(PluginStrings.EnabledAndUpdatingSomething, _Database.FileName);
StatusDescription = null;
try {
_Database.WriteSupportEnabled = true;
var location = _Database.GetLocations().OrderBy(c => c.LocationID).FirstOrDefault();
_Session = new BaseStationSession() {
LocationID = location == null ? 0 : location.LocationID,
StartTime = Provider.LocalNow,
};
_Database.InsertSession(_Session);
} catch(ThreadAbortException) {
} catch(Exception ex) {
Debug.WriteLine(String.Format("BaseStationDatabaseWriter.Plugin.StartSession caught exception {0}", ex.ToString()));
Status = PluginStrings.EnabledNotUpdating;
StatusDescription = String.Format(PluginStrings.ExceptionCaughtWhenStartingSession, ex.Message);
Factory.Singleton.Resolve<ILog>().Singleton.WriteLine("Database writer plugin caught exception on starting session: {0}", ex.ToString());
}
}
OnStatusChanged(EventArgs.Empty);
}
}
}
public void UpdateSession(BaseStationSession session)
{
;
}
public void DeleteSession(BaseStationSession session)
{
;
}
public void BaseStationDatabase_CreateDatabaseIfMissing_Creates_Flights_Table()
{
_Database.CreateDatabaseIfMissing(_CreateDatabaseFileName);
_Database.FileName = _CreateDatabaseFileName;
var aircraft = new BaseStationAircraft() { ModeS = "1" };
var session = new BaseStationSession() { StartTime = DateTime.Now };
_Database.WriteSupportEnabled = true;
_Database.InsertSession(session);
_Database.InsertAircraft(aircraft);
_Database.InsertFlight(new BaseStationFlight() { AircraftID = aircraft.AircraftID, SessionID = session.SessionID });
}
