//public CommLayer(IOptions<AppConfig> appConfig)
//{
// _comport=appConfig.Value.Comport;
//}
//public CommLayer(string comport)
//{
// _comport = comport;
//}
//public async Task<bool> TestPinpad()
//{
// var command = new List<byte>();
// command.AddRange(StringToByteArray("02"));
// command.AddRange(StringToByteArray(AsciiToHex("TES")));
// command.AddRange(StringToByteArray("0400"));
// command.AddRange(StringToByteArray("03"));
// command.Add(GetCrc(command.ToArray()));
// var responseBytes = await _lowLevelSerial.SendCommandAsync(command.ToArray());
// return responseBytes == "060254455330303100000370";
//}
public async Task <IList <Model.CardType> > GetCardTypesAsync()
{
var resultCode = "";
var cardTypesList = new List <CardType>();
int cardTypeIndex = 0;
using (var serial = new LowLevelSerialLayer(_comport))
{
do
{
if (!await SendEnqAsync(serial))
{
throw new ApplicationException("El Pinpad no respondió al comando 'Enq'");
}
var commandResponse = await serial.SendCommandAsync
(CommandFactory.GetCardTypes(cardTypeIndex).ToArray(), 10);
await serial.SendCommandAsync(new byte[] { 6 }, 0);
resultCode = commandResponse.Substring(2, 6);
cardTypesList.Add(new CardType
{
ProcessorCode = commandResponse.Substring(14, 3).Trim(),
CardCode = commandResponse.Substring(17, 3).Trim(),
Name = commandResponse.Substring(20, 16).Trim()
});
cardTypeIndex += 1;
} while (resultCode == "TAR001");
}
return(cardTypesList);
}
public async Task <CommandResponse> ProcessTransaction(BaseRequest request)
{
//var response=new SellResponse();
using (var serial = new LowLevelSerialLayer(_comport))
{
if (!await SendEnqAsync(serial))
{
return(new CommandResponse(
CommandResponse.ResultCodesEnum.Timeout, "Error enviando comando 'Enq'"
));
}
var commandResponse = await serial.SendCommandAsync
(CommandFactory.GetRequest(request).ToArray(), 10);
if (ASCIIEncoding.ASCII.GetBytes(commandResponse)[0] != 6)
{
return(new CommandResponse(
CommandResponse.ResultCodesEnum.Error, "El comando no devolvió ACK"
));
}
var sellResult = await serial.WaitForResponse(TimeSpan.FromSeconds(120));
if (!sellResult.success)
{
return(new CommandResponse(
CommandResponse.ResultCodesEnum.Timeout, "Timeout esperando el procesamiento del comando"
));
}
//send ack
await serial.SendCommandAsync(new byte[] { 6 }, 0);
if (sellResult.responseBytes[0] != 6)
{
return(new CommandResponse(
CommandResponse.ResultCodesEnum.Error, "El comando no devolvió ACK"
));
}
var sellResponse = CommandFactory.BuildSellResponse(sellResult.responseBytes);
if (sellResponse.HostCode == "201")
{
return(new CommandResponse(
CommandResponse.ResultCodesEnum.UserCancel, "Transacción cancelada o timeout desde el Pinpad"));
}
else
{
return(new CommandResponse(
CommandResponse.ResultCodesEnum.Success,
"",
sellResponse));
}
}
}
private async Task <bool> SendEnqAsync(LowLevelSerialLayer serial)
{
//var command= StringToByteArray("05");
var command = new byte[] { 0, 5 };
string response;
try
{
response = await serial.SendCommandAsync(command, 10);
}
catch (TimeoutException)
{
return(false);
}
return(ASCIIEncoding.ASCII.GetBytes(response)[0] == 6);
}
