public void Dispose()
{
if (_ctrl == null)
{
return;
}
try
{
_ctrl.Dispose();
}
catch { }
finally { _ctrl = null; }
}
/// <summary>
///
/// </summary>
/// <param name="input"></param>
/// <param name="ret"></param>
/// <returns>false on fail or exit</returns>
public bool Evaluate(string input, out string ret)
{
ret = string.Empty;
if (string.IsNullOrWhiteSpace(input))
{
return(true);
}
if (_ctrl == null)
{
_ctrl = new Arduino.Controller(Settings.Instance.ComPort, Settings.Instance.BaudRate);
}
if (_ctrl == null)
{
return(false);
}
var inputSplit = input.Split(new char[] { ' ', '\t', '\n', '\r' }, StringSplitOptions.RemoveEmptyEntries);
string cmd = inputSplit.First().Trim().ToLower();
var args = inputSplit.Skip(1);
try
{
switch (cmd)
{
case "h":
case "help":
StringBuilder sb = new StringBuilder();
sb.AppendLine("A call consists of a command and can also contain arguments:");
sb.AppendLine("\thelp Command help");
sb.AppendLine("\tports Available ports");
sb.AppendLine("\tbauds Available bauds");
sb.AppendLine("\tmodes Available modes");
sb.AppendLine("\tisconnected Is connected?");
sb.AppendLine("\ttimestamp Timestamp");
sb.AppendLine("\tport [port] Get/set port");
sb.AppendLine("\tbaud [rate] Get/set baud rate");
sb.AppendLine("\tconnect [port] [baud] Connect with optional port and baud rate");
sb.AppendLine("\tdisconnect Disconnect");
sb.AppendLine("\treconnect Reconnect/ Connect");
sb.AppendLine("\tcolor r g b Set color r, g, b [0, 255]");
sb.AppendLine("\tbrightness b Set brightness b [0, 255]");
sb.AppendLine("\tmode m p1 p2 Set mode m, p1, p2 [0, 255]");
sb.AppendLine();
sb.AppendLine("Possible return values:");
sb.AppendLine("\tOK All is fine");
sb.AppendLine("\tNO Command call failed or not possible right now");
sb.AppendLine("\tFAIL Error");
sb.AppendLine("\t0, 1 Boolean states false, true");
ret += sb.ToString();
break;
case "port":
if (args.Count() > 0)
{
if (!Arduino.Controller.AvailablePorts.Contains(args.First()))
{
ret += "NO";
return(true);
}
Settings.Instance.ComPort = args.First();
ret = "OK";
}
else
{
ret = Settings.Instance.ComPort;
}
break;
case "baud":
if (args.Count() > 0)
{
int nbaud;
if (!int.TryParse(args.ElementAt(1), out nbaud) || !Arduino.Controller.AvailableBaudRates.Contains(nbaud))
{
ret += "NO";
return(true);
}
Settings.Instance.BaudRate = nbaud;
ret = "OK";
}
else
{
ret = Settings.Instance.BaudRate.ToString();
}
break;
case "ports":
case "comports":
ret += string.Join("; ", Arduino.Controller.AvailablePorts);
break;
case "bauds":
case "baudrates":
ret += string.Join("; ", Arduino.Controller.AvailableBaudRates);
break;
case "connect":
case "con":
if (_ctrl.Connected)
{
ret += "NO";
return(true);
}
string port = Settings.Instance.ComPort;
int baud = Settings.Instance.BaudRate;
if (args.Count() > 0)
{
if (!Arduino.Controller.AvailablePorts.Contains(args.First()))
{
ret += "NO";
return(true);
}
port = Settings.Instance.ComPort = args.First();
}
if (args.Count() > 1)
{
int nbaud;
if (!int.TryParse(args.ElementAt(1), out nbaud) || !Arduino.Controller.AvailableBaudRates.Contains(nbaud))
{
ret += "NO";
return(true);
}
baud = Settings.Instance.BaudRate = nbaud;
}
ret += _ctrl.Connect(port, baud) ? "OK" : "FAIL";
break;
case "disconnect":
case "dis":
if (!_ctrl.Connected)
{
ret += "NO";
}
_ctrl.Disconnect();
ret += "OK";
break;
case "reconnect":
case "recon":
_ctrl.Reconnect();
ret += "OK";
break;
case "isconnected":
case "connected":
case "ic":
ret += _ctrl.Connected ? "1" : "0";
break;
case "c":
case "color":
byte r = 0, g = 0, b = 0;
if (!_ctrl.Connected || args.Count() != 3 ||
!byte.TryParse(args.ElementAt(0), out r) ||
!byte.TryParse(args.ElementAt(1), out g) ||
!byte.TryParse(args.ElementAt(2), out b))
{
ret += "NO";
}
_ctrl.RequestColor(Color.FromArgb(r, g, b));
ret += "OK";
break;
case "b":
case "brightness":
byte bg = 0;
if (!_ctrl.Connected || args.Count() != 1 ||
!byte.TryParse(args.First(), out bg))
{
ret += "NO";
}
_ctrl.RequestBrightness(bg);
ret += "OK";
break;
case "hb":
case "heartbeat":
_ctrl.RequestHeartBeat();
ret += "OK";
break;
case "m":
case "mode":
byte mode = 0, p1 = 0, p2 = 0;
if (!_ctrl.Connected || args.Count() != 3 ||
!byte.TryParse(args.ElementAt(0), out mode) ||
!byte.TryParse(args.ElementAt(1), out p1) ||
!byte.TryParse(args.ElementAt(2), out p2))
{
ret += "NO";
}
_ctrl.RequestMode(mode, p1, p2);
ret += "OK";
break;
case "modes":
ret += Arduino.Controller.AvailableModes;
break;
case "ts":
case "timestamp":
ret += Arduino.Controller.Timestamp;
break;
default:
ret += cmd.Length < 1 ? "OK" : "NO";
break;
}
}
catch
{
ret += "FAIL";
}
if (string.IsNullOrWhiteSpace(ret))
{
ret = "OK";
}
return(true);
}