private void ReadRFID()
{
while (isConnected)
{
oSignalUserEvent.WaitOne();
oSignalUserEvent.Reset();
rfidCode = S7.GetStringAt(rfidReadBuffer, 2);
string[] tempArr = rfidCode.Split(',');
if (!tempArr[0].Equals(string.Empty) && tempArr != null)
{
if (tempArr[1] != "ALIVE")
{
string tempStr = tempArr[1].Remove(0, 4);
using (SqlConnection conn = DBUtils.GetMainDBConnection())
{
conn.Open();
dt = new DataTable();
SqlDataAdapter da = new SqlDataAdapter("SELECT * FROM UserDetails", conn);
da.Fill(dt);
}
foreach (DataRow row in dt.Rows)
{
if (row["Card ID"].ToString().Equals(tempStr))
{
if (txt_MP_UserName.InvokeRequired)
{
txt_MP_UserName.Invoke((MethodInvoker) delegate
{
txt_MP_UserName.Text = row["First Name"].ToString() + " " + row["Last Name"];
});
}
else
{
txt_MP_UserName.Text = row["First Name"].ToString() + " " + row["Last Name"];
}
if (txt_MP_AccessLvl.InvokeRequired)
{
txt_MP_AccessLvl.Invoke((MethodInvoker) delegate
{
txt_MP_AccessLvl.Text = row["Access Level"].ToString();
});
}
else
{
txt_MP_AccessLvl.Text = row["Access Level"].ToString();
}
S7.SetStringAt(userWriteBuffer, 0, 50, tempStr);
S7.SetStringAt(userWriteBuffer, 52, 50, txt_MP_UserName.Text.ToString());
short temp = short.Parse(txt_MP_AccessLvl.Text);
S7.SetIntAt(userWriteBuffer, 104, temp);
usersClient.DBWrite(3104, 0, userWriteBuffer.Length, userWriteBuffer);
}
}
}
else
{
oldUserClient.DBRead(3104, 0, oldUserReadBuffer.Length, oldUserReadBuffer);
if (txt_MP_UserName.InvokeRequired)
{
txt_MP_UserName.Invoke((MethodInvoker) delegate
{
txt_MP_UserName.Text = S7.GetStringAt(oldUserReadBuffer, 52);
});
}
else
{
txt_MP_UserName.Text = S7.GetStringAt(oldUserReadBuffer, 52);
}
if (txt_MP_AccessLvl.InvokeRequired)
{
txt_MP_AccessLvl.Invoke((MethodInvoker) delegate
{
txt_MP_AccessLvl.Text = S7.GetIntAt(oldUserReadBuffer, 104).ToString();
});
}
else
{
txt_MP_AccessLvl.Text = S7.GetIntAt(oldUserReadBuffer, 104).ToString();
}
}
}
else
{
if (txt_MP_UserName.InvokeRequired)
{
txt_MP_UserName.Invoke((MethodInvoker) delegate
{
txt_MP_UserName.Text = string.Empty;
});
}
else
{
txt_MP_UserName.Text = string.Empty;
}
if (txt_MP_AccessLvl.InvokeRequired)
{
txt_MP_AccessLvl.Invoke((MethodInvoker) delegate
{
txt_MP_AccessLvl.Text = string.Empty;
});
}
else
{
txt_MP_AccessLvl.Text = string.Empty;
}
S7.SetStringAt(userWriteBuffer, 0, 50, string.Empty);
S7.SetStringAt(userWriteBuffer, 52, 50, string.Empty);
S7.SetIntAt(userWriteBuffer, 104, 0);
usersClient.DBWrite(3104, 0, userWriteBuffer.Length, userWriteBuffer);
}
hasReadRFID = false; // creates unlimited rfid reading
Thread.Sleep(100);
}
}
private void Handshake()
{
try
{
using (SqlConnection conn = DBUtils.GetFEMDBConnection())
{
conn.Open();
String query = "INSERT INTO Station31Pick ([FEM Label],Timestamp,[Picked Part]) VALUES (@femlabel, @timestamp, @pickedpart)";
while (isConnected)
{
oSignalTransactEvent.WaitOne();
oSignalTransactEvent.Reset();
SqlCommand command = new SqlCommand(query, conn);
switch (readTransactionID)
{
case 2:
case 4:
case 6:
case 8:
case 10:
case 12:
case 14:
case 16:
case 18:
case 20:
case 22:
curPickNum++;
scanData = S7.GetStringAt(transactReadBuffer, 96).ToString();
Console.WriteLine(scanData);
if (!scanData.Equals(""))
{
this.Invoke((MethodInvoker) delegate
{
TextBox temp;
txtBoxes.TryGetValue("pickedBox" + curPickNum, out temp);
//count++;
current_pick.Text = curPickNum.ToString();
temp.Text = scanData.ToString();
});
command.Parameters.AddWithValue("@femlabel", FEMLabel);
command.Parameters.AddWithValue("@timestamp", DateTime.Now);
command.Parameters.AddWithValue("@pickedpart", scanData);
command.ExecuteNonQuery();
if (curPickNum >= pickNum)
{
S7.SetByteAt(transactWriteBuffer, 45, 99);
int result1 = transactClient.DBWrite(3101, 0, transactWriteBuffer.Length, transactWriteBuffer);
break;
}
S7.SetByteAt(transactWriteBuffer, 45, (byte)(readTransactionID + 1));
S7.SetByteAt(transactWriteBuffer, 94, 31); // Send Equipment ID *** small label scanner
S7.SetByteAt(transactWriteBuffer, 44, (byte)maxNumAttempts); // Send MaxNumOfAttempts
int result2 = transactClient.DBWrite(3101, 0, transactWriteBuffer.Length, transactWriteBuffer);
Console.WriteLine("Write Result : " + result2 + "\n-------------------------");
}
else // no data received from plc
{
//S7.SetByteAt(transactWriteBuffer, 45, 3); // Check what tr id to send back if no data was received
S7.SetByteAt(transactWriteBuffer, 48, 99);
int result2 = transactClient.DBWrite(3101, 0, transactWriteBuffer.Length, transactWriteBuffer);
}
Thread.Sleep(50);
break;
case 100:
Console.WriteLine("-------------------------" +
"\nTransaction ID : " + readTransactionID +
"\nResult : Handshake done... Starting next screen." +
"\n-------------------------");
if ((sequencePos + 1) >= subSequences.Length)
{
hub.PublishAsync(new ScreenChangeObject("0"));
this.Close();
}
else
{
string[] nextStep = subSequences[sequencePos + 1].Split(',');
hub.PublishAsync(new ScreenChangeObject(nextStep[0], nextStep[1], entireSequence, (sequencePos + 1), skidID, FEMLabel));
this.Close();
}
break;
default:
break;
}
}
}
}
catch (Exception e)
{
Console.WriteLine(e);
handshakeCleared = false;
}
}