public SiDriver(ISiPort siPort, SiHandler siHandler)
{
this.siPort = siPort;
messageQueue = siPort.CreateMessageQueue();
writer = siPort.CreateWriter();
this.siHandler = siHandler;
}
private static SiDriverState DispatchSicard8Plus(SiMessage message, SiMessageQueue queue, ICommWriter writer,
SiHandler siHandler)
{
if (message.Sequence(SiMessage.SI3_NUMBER_INDEX) == SiMessage.SI_CARD_10_PLUS_SERIES)
{
return(RETRIEVE_SICARD_10_PLUS_DATA.Retrieve(queue, writer, siHandler));
}
return(RETRIEVE_SICARD_8_9_DATA.Retrieve(queue, writer, siHandler));
}
public virtual SiDriverState Send(ICommWriter writer, SiHandler siHandler)
{
WrongCall();
return(this);
}
public override SiDriverState Receive(SiMessageQueue queue, ICommWriter writer, SiHandler siHandler)
{
try
{
PollAnswer(queue, SiMessage.SI_CARD_REMOVED);
return(DISPATCH_READY);
}
catch (TimeoutException e)
{
GecoSiLogger.Info("Timeout on SiCard removal");
return(DISPATCH_READY);
}
catch (InvalidMessage e)
{
return(ErrorFallback(siHandler, "Invalid message: " + e.ReceivedMessage()));
}
}
public override SiDriverState Send(ICommWriter writer, SiHandler siHandler)
{
writer.Write(SiMessage.STARTUP_SEQUENCE);
return(STARTUP_CHECK);
}
public override SiDriverState Receive
(SiMessageQueue queue, ICommWriter writer, SiHandler siHandler)
{
PollAnswer(queue, SiMessage.SET_MASTER_MODE);
return(GET_CONFIG.Send(writer, siHandler));
}
public override SiDriverState Send(ICommWriter writer, SiHandler siHandler)
{
writer.Write(SiMessage.BEEP_TWICE);
siHandler.Notify(CommStatus.On);
return(DISPATCH_READY);
}
public override SiDriverState Receive(SiMessageQueue queue, ICommWriter writer, SiHandler siHandler)
{
SiMessage message = PollAnswer(queue, SiMessage.GET_SYSTEM_VALUE);
si6_192PunchesMode = (message.Sequence(6) & 0xFF) == 0xFF;
GecoSiLogger.Info("SiCard6 192 Punches Mode " + (si6_192PunchesMode ? "Enabled" : "Disabled"));
return(STARTUP_COMPLETE.Send(writer, siHandler));
}
protected SiDriverState ErrorFallback(SiHandler siHandler, String errorMessage)
{
GecoSiLogger.Error(errorMessage);
siHandler.Notify(CommStatus.ProcessingError);
return(DISPATCH_READY);
}
public override SiDriverState Retrieve(SiMessageQueue queue, ICommWriter writer, SiHandler siHandler)
{
int nbPunchesIndex = Si6DataFrame.NB_PUNCHES_INDEX + 6;
return(RetrieveDataMessages(queue, writer, siHandler, readoutCommands, nbPunchesIndex,
"Timeout on retrieving SiCard 6 data"));
}
public override SiDriverState Send(ICommWriter writer, SiHandler siHandler)
{
writer.Write(SiMessage.GET_CARDBLOCKS_CONFIGURATION);
return(SI6_CARDBLOCKS_SETTING);
}
public override SiDriverState Send(ICommWriter writer, SiHandler siHandler)
{
writer.Write(SiMessage.GET_PROTOCOL_CONFIGURATION);
return(CONFIG_CHECK);
}
public override SiDriverState Receive(SiMessageQueue queue, ICommWriter writer, SiHandler siHandler)
{
siHandler.Notify(CommStatus.Ready);
SiMessage message = queue.Take();
siHandler.Notify(CommStatus.Processing);
if (!message.Valid())
{
return(DISPATCH_READY);
}
if (message.CommandByte() == SiMessage.SI_CARD_5_DETECTED ||
message.CommandByte() == SiMessage.SI_CARD_6_PLUS_DETECTED ||
message.CommandByte() == SiMessage.SI_CARD_8_PLUS_DETECTED)
{
var bytes = new ByteFrame(message.Data());
if (!siHandler.OnEcardDown(bytes.Block3At(5).ToString()))
{
return(ACK_READ.Send(writer, siHandler));
}
}
switch (message.CommandByte())
{
case SiMessage.SI_CARD_5_DETECTED:
return(RETRIEVE_SICARD_5_DATA.Retrieve(queue, writer, siHandler));
case SiMessage.SI_CARD_6_PLUS_DETECTED:
return(RETRIEVE_SICARD_6_DATA.Retrieve(queue, writer, siHandler));
case SiMessage.SI_CARD_8_PLUS_DETECTED:
return(DispatchSicard8Plus(message, queue, writer, siHandler));
case SiMessage.BEEP:
break;
case SiMessage.SI_CARD_REMOVED:
GecoSiLogger.Debug("Late removal " + message);
break;
default:
GecoSiLogger.Debug("Unexpected message " + message);
break;
}
return(DISPATCH_READY);
}
public override SiDriverState Receive(SiMessageQueue queue, ICommWriter writer, SiHandler siHandler)
{
SiMessage message = PollAnswer(queue, SiMessage.GET_SYSTEM_VALUE);
byte cpcByte = message.Sequence(6);
if ((cpcByte & CONFIG_CHECK_MASK) == CONFIG_CHECK_MASK)
{
return(GET_SI6_CARDBLOCKS.Send(writer, siHandler));
}
if ((cpcByte & EXTENDED_PROTOCOL_MASK) == 0)
{
return(EXTENDED_PROTOCOL_ERROR);
}
return(HANDSHAKE_MODE_ERROR);
}
public override SiDriverState Send(ICommWriter writer, SiHandler siHandler)
{
writer.Write(SiMessage.ACK_SEQUENCE);
return(WAIT_SICARD_REMOVAL);
}
public virtual SiDriverState Retrieve(SiMessageQueue queue, ICommWriter writer, SiHandler siHandler)
{
WrongCall();
return(this);
}
public override SiDriverState Retrieve(SiMessageQueue queue, ICommWriter writer, SiHandler siHandler)
{
return(RetrieveDataMessages(queue, writer, siHandler,
new[] { SiMessage.READ_SICARD_8_PLUS_B0, SiMessage.READ_SICARD_8_PLUS_B1 },
-1, "Timeout on retrieving SiCard 8/9 data"));
}
protected SiDriverState RetrieveDataMessages(SiMessageQueue queue, ICommWriter writer, SiHandler siHandler,
SiMessage[] readoutCommands, int nbPunchesIndex, String timeoutMessage)
{
try
{
GecoSiLogger.StateChanged(GetType().Name);
SiMessage readoutCommand = readoutCommands[0];
writer.Write(readoutCommand);
SiMessage firstDataBlock = PollAnswer(queue, readoutCommand.CommandByte());
int nbDataBlocks = (nbPunchesIndex == -1)
? readoutCommands.Length
: ExtractNumberOfDataBlocks(firstDataBlock, nbPunchesIndex);
var dataMessages = new SiMessage[nbDataBlocks];
dataMessages[0] = firstDataBlock;
for (int i = 1; i < nbDataBlocks; i++)
{
readoutCommand = readoutCommands[i];
writer.Write(readoutCommand);
dataMessages[i] = PollAnswer(queue, readoutCommand.CommandByte());
}
siHandler.Notify(CreateDataFrame(dataMessages));
return(ACK_READ.Send(writer, siHandler));
}
catch (TimeoutException e)
{
return(ErrorFallback(siHandler, timeoutMessage));
}
catch (InvalidMessage e)
{
return(ErrorFallback(siHandler, "Invalid message: " + e.ReceivedMessage()));
}
}