public static bool UpdateSuperviseeBiodata(SuperviseeBiodata superviseeBiodata)
{
try
{
// validate
// write data to smart card
bool actionResult = SmartCardReaderUtil.Instance.WriteSuperviseeBiodata(superviseeBiodata);
// get new data from smart card
//if (actionResult)
//{
// actionResult = ReadData_FromSmartCard();
//}
// return value
return(actionResult);
}
catch (Exception ex)
{
Debug.WriteLine("WriteHistoricalRecord exception: " + ex.ToString());
return(false);
}
}
public bool WriteSuperviseeBiodata(SuperviseeBiodata data, string readerName = null)
{
try
{
if (readerName == null)
{
readerName = _readerName;
}
// get list blocks will be read/write
List <MifareCard_Block> lstBlocks = GetAll_Blocks_MifareClassic(EnumSmartCardTypes.MifareClassic4K);
if (lstBlocks == null || lstBlocks.Count() == 0)
{
throw new Exception("Can not get card blocks");
}
// calculate storage size of smartcard
int totalBytes = lstBlocks.Count(block => block.BlockType == EnumBlockTypes.Data) * 16;
// create SmartCardData object
SmartCardData_Original cardData = new SmartCardData_Original()
{
SuperviseeBiodata = data
};
// convert object to json
var jsonData = JsonConvert.SerializeObject(cardData);
// encrypting
var encryptedString = CommonUtil.EncryptString(jsonData, _passphrase);
// check length of encryptContent, remove last HistoricalRecord
while (encryptedString.Length > totalBytes)
{
// remove last activities
if (cardData.HistoricalRecords != null || cardData.HistoricalRecords.Count() > 0)
{
cardData.HistoricalRecords.Remove(cardData.HistoricalRecords.Last());
}
// convert new data to json
jsonData = JsonConvert.SerializeObject(cardData);
// encrypting
encryptedString = CommonUtil.EncryptString(jsonData, _passphrase);
}
// data to write
byte[] byteData = Encoding.ASCII.GetBytes(jsonData);
bool result = WriteData_MifareClassic(byteData, readerName);
// return value
return(result);
}
catch (Exception ex)
{
Debug.WriteLine("WriteData_MifareClassic exception: " + ex.ToString());
return(false);
}
}