/// <summary>
/// Associate a station, if its config exists, or open the config procedure
/// </summary>
public Station tryAddStation(String NameMAC, StationHandler _handler, bool AllowAsynchronous) //Replace Object with the relevant type
{
//check if not attempting reconnection
locker.EnterReadLock(); //lock to avoid removal if reconnecting
Station s = getStation(NameMAC);
if (s != null) // s is reconnecting after losing contact
{
s.handler.socket.Close();
s.handler = _handler; //updating handler
s.hearbeat();
locker.ExitReadLock();
return(s);
}
locker.ExitReadLock();
s = loadStation(NameMAC, _handler); //search Station in DB
if (s == null && AllowAsynchronous) //this is already the check if a configuration for the station exists or not
{
int?wId = FindWindowByMAC(_handler.macAddress);
if (wId != null)
{
int id = wId ?? 0;
Application.Current.Windows[id].Close();
}
StationAdder sa1 = new StationAdder(this, _handler);
sa1.Show();
return(null);
}
return(s);
}
internal StationAdder(Context _ctx, StationHandler _handler)
{
InitializeComponent();
this.Title += " (" + _handler.macAddress + ")";
this.Tag = _handler.macAddress;
FrameNewStation.Content = new AddingStationPages.SelectRoom(_ctx, _handler);
ctx = _ctx;
handler = _handler;
}
/// <summary>
/// Create a new station object for a room
/// </summary>
public Station createStation(Room room, String NameMAC, double X, double Y, StationHandler handler)
{
Station s = new Station();
s.lastHearthbeat = DateTime.Now;
s.NameMAC = NameMAC;
s.location = new PositionTools.Position(X, Y, room);
s.handler = handler;
locker.EnterWriteLock();
room.addStation(s);
stations[s.NameMAC] = s;
locker.ExitWriteLock();
foreach (Publisher pb in publishers)
{
if (pb.supportsOperation(Publisher.DisplayableType.StationUpdate))
{
pb.publishStationUpdate(room, s, Publisher.EventType.Appear);
}
}
return(s);
}
/// <summary>
/// Try to load the configs of a station from persistent storage
/// </summary>
public Station loadStation(String NameMAC, StationHandler handler)
{
DatabaseInterface.StationInfo?si = databaseInt.loadStationInfo(NameMAC);
if (si == null)
{
return(null);
}
Station s = new Station();
s.hearbeat();
s.NameMAC = NameMAC;
s.handler = handler;
String roomName = si.Value.RoomName;
double x = si.Value.X;
double y = si.Value.Y;
Room room = getRoom(roomName);
if (room == null) // The room to which it was attached does not exist anymore. Reconfig
{
deleteStation(NameMAC);
return(null);
}
s.location = new PositionTools.Position(x, y, room);
locker.EnterWriteLock();
room.addStation(s);
stations[s.NameMAC] = s;
locker.ExitWriteLock();
foreach (Publisher pb in publishers)
{
if (pb.supportsOperation(Publisher.DisplayableType.StationUpdate))
{
pb.publishStationUpdate(room, s, Publisher.EventType.Appear);
}
}
return(s);
}
