private static CardDetails GetTrack2Details(string rawData)
{
int track2Separator = rawData.LastIndexOf(';');
if (track2Separator == -1)
{
return(null);
}
int separator = rawData.IndexOf('=', track2Separator + 1);
var details = new CardDetails(rawData.Substring(track2Separator + 1, separator - track2Separator - 1),
"",
rawData.Substring(separator + 3, 2),
rawData.Substring(separator + 1, 2));
return(details);
}
public CardDetails Decode(string rawData)
{
if (rawData[1] != 'B')
{
throw new CardDecodingException("Incorrect card type");
}
CardDetails returnDetails = null;
CardDetails track1Details = GetTrack1Details(rawData);
returnDetails = track1Details;
CardDetails track2Details = GetTrack2Details(rawData);
if (track2Details != null && track1Details.Number != track2Details.Number)
{
track2Details.Name = track1Details.Name;
returnDetails = track2Details;
}
return(returnDetails);
}
