private async void InputPortWatcher()
{
if (!_semaphores.TryGetValue(ListTypeEnum.CrosspointChange, out var semaphore))
{
return;
}
while (true)
{
try
{
if (_cancellationTokenSource.IsCancellationRequested)
{
throw new OperationCanceledException(_cancellationTokenSource.Token);
}
if (!_responseDictionary.TryRemove(ListTypeEnum.CrosspointChange, out var response))
{
await semaphore.WaitAsync(_cancellationTokenSource.Token).ConfigureAwait(false);
}
if (response == null && !_responseDictionary.TryRemove(ListTypeEnum.CrosspointChange, out response))
{
continue;
}
var crosspoints = response.Select(line =>
{
var lineParams = line.Split(new[] { ' ' }, 2, StringSplitOptions.RemoveEmptyEntries);
if (lineParams.Length >= 2 &&
short.TryParse(lineParams[0], out var outPort) &&
outPort == _device.OutputPorts[0] &&
short.TryParse(lineParams[1], out var inPort))
{
return(new CrosspointInfo(inPort, outPort));
}
return(null);
}).FirstOrDefault(c => c != null);
if (crosspoints == null)
{
continue;
}
OnInputPortChangeReceived?.Invoke(this, new EventArgs <CrosspointInfo>(crosspoints));
}
catch (Exception ex)
{
if (ex is OperationCanceledException)
{
Logger.Debug("Input Port Watcher cancelled");
}
return;
}
}
}
private void IoListProcess(IList <string> listResponse, ListTypeEnum listType)
{
var ports = new List <IRouterPort>();
var crosspoints = new List <CrosspointInfo>();
foreach (var line in listResponse)
{
var lineParams = line.Split(' ');
try
{
switch (listType)
{
case ListTypeEnum.Input:
case ListTypeEnum.Output:
{
var split = line.Split(new [] { ' ' }, 2, StringSplitOptions.RemoveEmptyEntries);
if (split.Length < 1 || !short.TryParse(split[0], out var numer))
{
throw new ArgumentException("Too few parameters");
}
ports.Add(new RouterPort(numer, split.ElementAtOrDefault(1) ?? string.Empty));
break;
}
case ListTypeEnum.CrosspointChange:
case ListTypeEnum.CrosspointStatus:
{
crosspoints.Add(new CrosspointInfo(short.Parse(lineParams[1]), short.Parse(lineParams[0])));
break;
}
}
}
catch (Exception ex)
{
Logger.Error($"Failed to generate port from response. [Line: {line} message: {ex.Message}]");
Debug.WriteLine($"Failed to generate port from response. [\n{line}\n{ex.Message}]");
}
}
switch (listType)
{
case ListTypeEnum.Input:
{
OnInputPortsListReceived?.Invoke(this, new EventArgs <IEnumerable <IRouterPort> >(ports));
_inputPortsListRequested = false;
break;
}
case ListTypeEnum.Output:
{
OnOutputPortsListReceived?.Invoke(this, new EventArgs <IEnumerable <IRouterPort> >(ports));
_outputPortsListRequested = false;
break;
}
case ListTypeEnum.CrosspointStatus:
{
OnInputPortChangeReceived?.Invoke(this, new EventArgs <IEnumerable <CrosspointInfo> >(crosspoints));
_currentInputPortRequested = false;
break;
}
case ListTypeEnum.CrosspointChange:
{
OnInputPortChangeReceived?.Invoke(this, new EventArgs <IEnumerable <CrosspointInfo> >(crosspoints));
break;
}
}
}