private void ReadDataReminder(BasicMessage msg)
{
int bytesToRead = msg.MSG_RESPONSE[2] - msg.minResponseLength;
if (bytesToRead > 0)
{
List<byte> data = ReadBytes(bytesToRead);
msg.MSG_RESPONSE.AddRange(data);
}
}
private void ParseResponseData(BasicMessage msg)
{
List<string> text = new List<string>();
List<byte> data = GetResponseDataFromResposeMessage(msg.MSG_RESPONSE);
if (msg is PollMessage)
{
ushort z1z2 = (ushort)(data[0] << 8);
if (data.Count == 2)
z1z2 += data[1];
try
{
string stateName = Enum.GetName(typeof(DeviceState), z1z2);
(msg as PollMessage).state = (DeviceState)Enum.Parse(typeof(DeviceState), stateName);
}
catch (ArgumentException)
{
(msg as PollMessage).state = DeviceState.Unknown_state;
}
msg.TEXT_RESPONSE.Add((msg as PollMessage).state.ToString().Replace("_", " "));
}
else
if (msg is IdentificationMessage)
{
List<byte> PartNumer = data.GetRange(0, 15);
StringBuilder str = new StringBuilder();
foreach (byte b in PartNumer)
{
str.Append(Convert.ToChar(b));
}
(msg as IdentificationMessage).PartNumber = str.ToString();
msg.TEXT_RESPONSE.Add("Part Number: " + str.ToString());
List<byte> SerialNumber = data.GetRange(15, 12);
str = new StringBuilder();
foreach (byte b in SerialNumber)
{
str.Append(Convert.ToChar(b));
}
(msg as IdentificationMessage).SerialNumber = str.ToString();
msg.TEXT_RESPONSE.Add("Serial Number: " + str.ToString());
List<byte> AssetNumber = data.GetRange(27, 7);
str = new StringBuilder();
(msg as IdentificationMessage).AssetNumber = AssetNumber;
foreach (byte b in AssetNumber)
{
str.AppendFormat("{0:X2}", b);
}
msg.TEXT_RESPONSE.Add("Asset Number: " + str.ToString());
}
else
if (msg is GetStatusMessage)
{
StringBuilder billtype = new StringBuilder();
StringBuilder billsecuritylevels = new StringBuilder();
List<byte> BillType = data.GetRange(0, 3);
List<byte> BillSecurityLevels = data.GetRange(3, 3);
for (int i = 0; i < 3; i++)
{
billtype.AppendFormat("{0:X2}", BillType[i]);
billsecuritylevels.AppendFormat("{0:X2}", BillSecurityLevels[i]);
}
msg.TEXT_RESPONSE.Add("Bill Type: " + billtype.ToString());
msg.TEXT_RESPONSE.Add("Bill Security Levels: " + billsecuritylevels.ToString());
(msg as GetStatusMessage).BillType = BillType;
(msg as GetStatusMessage).BillSecurityLevels = BillSecurityLevels;
}
else
if (msg is GetBillTableMessage)
{
int denomination = 0;
byte denominationCode1 = 0;
byte denominationCode2 = 0;
StringBuilder countryCode = new StringBuilder(3);
List<byte> bill = new List<byte>(5);
for (int i = 0; i < 24; i++)
{
denominationCode1 = 0;
denominationCode2 = 0;
countryCode = new StringBuilder(3);
bill = data.GetRange(i * 5, 5);
denominationCode1 = bill[0];
for (int j = 1; j <= 3; j++)
countryCode.Append(Convert.ToChar(bill[j]));
denominationCode2 = bill[4];
denomination = denominationCode1 * ParseDenomination(denominationCode2);
msg.TEXT_RESPONSE.Add("Bill type " + i + ":\t" + denomination.ToString() + " " + countryCode.ToString());
}
}
}
public void SendMessage(BasicMessage message)
{
message.MSG_RESPONSE = new List<byte>();
message.TEXT_RESPONSE = new List<string>();
message.responseType = RESPONSE_TYPE.DATA;
List<byte> msg = message.MSG;
port.Write(msg.ToArray(), 0, msg.Count);
}
private bool IsACKorNAKorILLEGALCOMMAND(BasicMessage msg)
{
if (msg.MSG_RESPONSE.Count == msg.MSG_RESPONSE[2])
{
List<byte> data = msg.MSG_RESPONSE;
ushort CRC = GetCRC(data);
if ((CRC == ACK.CRC) && (data[3] == ACK.DATA[0]))
{
msg.responseType = RESPONSE_TYPE.ACK;
msg.TEXT_RESPONSE.Add("ACK");
return true;
}
else
if ((CRC == NAK.CRC) && (data[3] == NAK.DATA[0]))
{
msg.responseType = RESPONSE_TYPE.NAK;
msg.TEXT_RESPONSE.Add("NAK");
return true;
}
else
if ((CRC == ILLEGAL_COMMAND.CRC) && (data[3] == ILLEGAL_COMMAND.DATA[0]))
{
msg.responseType = RESPONSE_TYPE.ILLEGAL_COMMAND;
msg.TEXT_RESPONSE.Add("Illegal Command");
return true;
}
}
return false;
}
public void GetResponse(BasicMessage msg)
{
List<byte> data = new List<byte>();
data = ReadBytes(msg.minResponseLength);
msg.MSG_RESPONSE = data;
if (!IsACKorNAKorILLEGALCOMMAND(msg))
{
msg.responseType = RESPONSE_TYPE.DATA;
ReadDataReminder(msg);
ParseResponseData(msg);
}
}
