async void responseReciever_ResendRecieved(int resendLine)
{
currentResetLine = resendLine;
if (resendLine > currentLineNumber)
{
if (!errorStateSent)
{
dispatcher.BeginInvoke(() => MessageBox.Show("Please reset your printer and the app because the printer is in an error state"));
errorStateSent = true;
}
problemWithSending = true;
return;//Ignore previous error state
}
string lineToResend = null;
lock (commandsInBuffer)
{
if (commandsInBuffer.ContainsKey(resendLine))
{
haveToResendLines = true; //prevents the loop from sending new lines until the ones that should be in the buffer have been resent
sizeOfCommandsInBuffer = 0; //the buffer should now be empty and waiting for the lines to be resent'
currentLineNumber = resendLine + 1; //We need to send all commands after this line over
lineToResend = commandsInBuffer[resendLine];
}
}
if (lineToResend != null)
{
haveToResendLines = true; //prevents the loop from sending new lines until the ones that should be in the buffer have been resent
sizeOfCommandsInBuffer = 0; //the buffer should now be empty and waiting for the lines to be resent'
currentLineNumber = resendLine + 1; //We need to send all commands after this line over
lineToResend = commandsInBuffer[resendLine];
GCode encodedCommand = new GCode(lineToResend);
encodedCommand.N = resendLine;
try
{
await bluetoothIO.SendCommand(emptyBytes);//Send clean bytes to clean the buffer
var text = (useRepetierprotocol) ? encodedCommand.ToString() : encodedCommand.getAscii(true, false);
if (useRepetierprotocol)
{
await bluetoothIO.SendCommand(encodedCommand.getBinary(2));
}
else
{
await bluetoothIO.SendCommand(text + "\n");
}
if (CommandSent != null)
{
CommandSent(text);
}
}
catch (Exception)
{
dispatcher.BeginInvoke(() => MessageBox.Show("There was a problem resending the command"));
}
}
else
{
//dispatcher.BeginInvoke(() => MessageBox.Show("There was an error resending a line and a blank one will be sent in its place"));
GCode encodedCommand = new GCode("M119");//If we don't have the command in our list then just send this endstop checking line simply to move on to the next line
encodedCommand.N = resendLine;
try
{
await bluetoothIO.SendCommand(emptyBytes);//Send clean bytes to clean the buffer
var text = (useRepetierprotocol) ? encodedCommand.ToString() : encodedCommand.getAscii(true, false);
if (useRepetierprotocol)
{
await bluetoothIO.SendCommand(encodedCommand.getBinary(2));
}
else
{
await bluetoothIO.SendCommand(text + "\n");
}
if (CommandSent != null)
{
CommandSent(text);
}
}
catch (Exception)
{
dispatcher.BeginInvoke(() => MessageBox.Show("There was a problem resending the command"));
}
}
}
async Task <bool> sendCommandWhenSpace(string command)
{
if (command == null)
{
return(false);
}
lastCommand = command;
GCode encodedCommand = new GCode(command);
encodedCommand.N = (int)currentLineNumber;
var text = (useRepetierprotocol) ? encodedCommand.ToString() : encodedCommand.getAscii(true, false);
var commandBytes = encodedCommand.getBinary(2);
if (!useRepetierprotocol)
{
commandBytes = Encoding.UTF8.GetBytes(text);
}
int commandSize = commandBytes.Length;
if (useRepetierprotocol)
{
while (commandSize + sizeOfCommandsInBuffer > bufferSize && !haveToResendLines)//Check if the command will fit into the buffer
{
Thread.Sleep(0);
}
}
else
{
while (sizeOfCommandsInBuffer > 50)
{
Thread.Sleep(0);
}
}
if (haveToResendLines)
{
return(false);//Let the lines that have to be resent be sent first
}
try
{
if (useRepetierprotocol)
{
await bluetoothIO.SendCommand(commandBytes);
}
else
{
await bluetoothIO.SendCommand(text + "\n");
}
if (CommandSent != null)
{
CommandSent(text);
}
//Check if the command sets the temperature then we need to refelect that
dispatcher.BeginInvoke(() =>
{
if (encodedCommand.hasS)
{
if (encodedCommand.S == 0)
{
Values.isHeating = false;
}
else
{
Values.isHeating = true;
Settings.printingTemperature = (short)encodedCommand.S;
}
}
});
}
catch (Exception)
{
dispatcher.BeginInvoke(() => MessageBox.Show("There was an error sending the command"));
problemWithSending = true;
return(false);
}
int timesTried = 0;//If we have already tied adding the command for more than 100 times then it will probably never be added
//For some reason they are sometimes not added to the list so we try until they are
/*while (!commandsInBuffer.ContainsKey(currentLineNumber) && timesTried < 10)
* {
* try
* {
* commandsInBuffer.Add(currentLineNumber, command);
* }
* catch (Exception) { Thread.Sleep(10); timesTried++; }//Give the list time to sort out its nonsense
* }*/
try
{
lock (commandsInBuffer)
{
commandsInBuffer.Add(currentLineNumber, command);
}
}
catch (Exception e) { Debug.WriteLine(e); }
timesTried = 0;
/*while (!bytesInBuffer.ContainsKey(currentLineNumber) && timesTried < 10)
* {
* try
* {
* bytesInBuffer.Add(currentLineNumber, commandSize);
* }
* catch (Exception) { Thread.Sleep(10); timesTried++; }//Give the list time to sort out its nonsense
* }*/
try
{
lock (bytesInBuffer)
{
bytesInBuffer.Add(currentLineNumber, commandSize);
}
}
catch (Exception e) { Debug.WriteLine(e); }
if (timesTried < 100)
{
sizeOfCommandsInBuffer += commandSize;//If the bytes were added to the list then their real size can be added to the estimated buffer size
}
else
{
sizeOfCommandsInBuffer += 19;//Otherwise 19 is a very good average size
}
return(true);
}