/// <summary>
/// Read Nfc Tag from µFR Reader and transfer data to database
/// </summary>
static void ReadCycle_uFR(ref bool card_in_field)
{
//signaling
const byte FRES_OK_LIGHT = 0x01, // long green
FERR_LIGHT = 0x02, // long red
FRES_OK_SOUND = 0x01, // short
FERR_SOUND = 0x00; // none
uFR.DL_STATUS dl_status;
string nfcDataContent = string.Empty;
(dl_status, nfcDataContent) = Functions_uFR.ReadLinear();
switch (dl_status)
{
case uFR.DL_STATUS.UFR_FT_STATUS_ERROR_2:
case uFR.DL_STATUS.UFR_FT_STATUS_ERROR_5:
Functions_uFR.reader_automaticOpen();
break;
case uFR.DL_STATUS.UFR_OK:
if (!card_in_field)
{
card_in_field = true;
Person person = FunctionsCCT.ParseNfcDataToPerson(nfcDataContent);
if (person != null)
{
bool dbSaveOk = false;
try
{
dbSaveOk = FunctionsCCT.AddPersonToDb(person);
}
catch (Exception ex)
{
Console.WriteLine("Could not write to database");
uFCoder.ReaderUISignal(FERR_LIGHT, FERR_SOUND);
WriteExceptions(ex);
}
Console.WriteLine(nfcDataContent);
if (dbSaveOk)
{
uFCoder.ReaderUISignal(FRES_OK_LIGHT, FRES_OK_SOUND);
}
}
else
{
uFCoder.ReaderUISignal(FERR_LIGHT, FERR_SOUND);
}
}
break;
case uFR.DL_STATUS.UFR_NO_CARD:
card_in_field = false;
break;
default:
break;
}
}
/// <summary>
/// Write data into Nfc Tag
/// </summary>
static void WriteCycle_uFR(string nfcNewDataContent)
{
//signaling
const byte FRES_OK_LIGHT = 0x01, // long green
FERR_LIGHT = 0x02, // long red
ALT_LIGHT = 0x03, // alternation
FLASH_LIGHT = 0x04, // flash
FRES_OK_SOUND = 0x01, // short
FERR_SOUND = 0x00; // none
uFR.DL_STATUS dl_status;
bool signalingOn = false;
if (!string.IsNullOrEmpty(nfcNewDataContent))
{
(dl_status) = Functions_uFR.WriteLinear(nfcNewDataContent);
signalingOn = true;
}
else
{
(dl_status, _) = Functions_uFR.ReadLinear();
}
switch (dl_status)
{
case uFR.DL_STATUS.UFR_FT_STATUS_ERROR_2:
case uFR.DL_STATUS.UFR_FT_STATUS_ERROR_5:
Functions_uFR.reader_automaticOpen();
break;
case uFR.DL_STATUS.UFR_OK:
if (signalingOn)
{
uFCoder.ReaderUISignal(FRES_OK_LIGHT, FRES_OK_SOUND);
}
break;
default:
if (signalingOn)
{
uFCoder.ReaderUISignal(FERR_LIGHT, FERR_SOUND);
}
else
{
uFCoder.ReaderUISignal(ALT_LIGHT, FERR_SOUND);
}
break;
}
}
static async Task <int> Main(string[] args)
{
string _actEnvironment = Environment.GetEnvironmentVariable("ASPNETCORE_ENVIRONMENT");
bool _card_in_field_uFR = false;
int _card_in_field_RC522 = 0;
DateTime _dateOld = DateTime.Now;
int cyleTime = 300; // milliseconds
char c;
Mode _operationMode = Mode.Read;
NfcReaderType _nfcReaderType = NfcReaderType.uFr;
try
{
// Check database
FunctionsCCT.CheckDatabase();
FunctionsCCT.AddRemoveDummyInDb();
// Delete persons older then storage time (default 30 days) from database
await FunctionsCCT.DeletePersonsOutsideStoragePeriode();
// Get NfcReaderType from database
_nfcReaderType = await FunctionsCCT.GetNfcReaderTypeFromDbAsync();
// Start NFC-Reader programm
Functions_uFR.headline();
// Start PipeServer
var pipeServer = new PipeServer(autoRun: true);
// Init Reader
switch (_nfcReaderType)
{
case NfcReaderType.uFr:
Functions_uFR.reader_automaticOpen();
break;
case NfcReaderType.RC522:
if (_actEnvironment != null && _actEnvironment.StartsWith("RPI"))
{
// toDo
}
break;
default:
Console.WriteLine("Kein gültiger NFC-Readertyp angewählt");
break;
}
do
{
while ((!Console.IsInputRedirected)? !Console.KeyAvailable : true)
{
// Get message from Web - Application
string message = pipeServer.ReceiceMessage();
string nfcNewDataContent = string.Empty;
switch (message)
{
case "SetReadMode":
_operationMode = Mode.Read;
break;
case "SetWriteMode":
_operationMode = Mode.Write;
break;
default:
if (!string.IsNullOrEmpty(message))
{
nfcNewDataContent = message;
}
break;
}
if (_operationMode == Mode.Read)
{
switch (_nfcReaderType)
{
case NfcReaderType.uFr:
ReadCycle_uFR(ref _card_in_field_uFR);
break;
case NfcReaderType.RC522:
ReadCycle_RC522(_actEnvironment, ref _card_in_field_RC522);
break;
default:
Console.WriteLine("Kein gültiger NFC-Readertyp angewählt");
break;
}
}
else if (_operationMode == Mode.Write)
{
switch (_nfcReaderType)
{
case NfcReaderType.uFr:
WriteCycle_uFR(nfcNewDataContent);
break;
case NfcReaderType.RC522:
WriteCycle_RC522(_actEnvironment, nfcNewDataContent);
break;
default:
Console.WriteLine("Kein gültiger NFC-Readertyp angewählt");
break;
}
}
//ReadCycle_RC522(_actEnvironment, ref _card_in_field_RC522); // to delete
Thread.Sleep(cyleTime);
// Delete persons older then storage time (default 30 days) from database
if (DateTime.Now.Date != _dateOld.Date)
{
await FunctionsCCT.DeletePersonsOutsideStoragePeriode();
}
_dateOld = DateTime.Now;
}
c = Console.ReadKey(true).KeyChar;
} while (c != '\x1b');
}
catch (System.FormatException ex)
{
Console.WriteLine($"Unexpected error occured:");
WriteExceptions(ex);
}
Functions_RC522.ResetSignals();
return(0);
}