/// <summary>
/// Routes the message specified within the event arguments, invoking any associated delegates where possible.
/// </summary>
/// <param name="client">The Stream Deck client.</param>
/// <param name="e">The <see cref="WebSocketMessageEventArgs" /> instance containing the event data.</param>
public Task RouteAsync(StreamDeckClient client, WebSocketMessageEventArgs e)
{
// determine if there is an event specified, and a delegate handler
var jArgs = JObject.Parse(e.Message);
if (!jArgs.TryGetString(nameof(StreamDeckEventArgs.Event), out var @event) ||
!EventMethodCache.Value.TryGetValue(@event, out var @delegate))
{
this.Logger?.LogWarning("Unrecognised event received from Elgato Stream Deck: {0}", @event);
return(Task.CompletedTask);
}
// determine the owner of the delegate, based on the event args
var owner = this.TryGetActionInfo(jArgs, out var actionInfo)
? this.GetActionOrClient(jArgs, actionInfo, client)
: client;
try
{
return((Task)@delegate.Invoke(owner, new[] { jArgs.ToObject(@delegate.GetParameters()[0].ParameterType) }));
}
catch (Exception ex)
{
throw new ActionInvokeException(actionInfo.context, ex);
}
}
private async Task OnExecuteAsync()
{
var cancellationTokenSource = new CancellationTokenSource();
var streamDeck = new StreamDeckClient(Port, PluginUuid, RegisterEvent, Info);
streamDeck.KeyDownEventAsync += UpdateCounter;
await streamDeck.RunAsync(cancellationTokenSource.Token);
}
internal static async Task <(StreamDeckSoftwareEmulator emulator, StreamDeckClient client)> ConnectAsync(int port, string pluginUUID)
{
var emulator = new StreamDeckSoftwareEmulator(port, pluginUUID);
string[] args = emulator.Start();
var sut = new StreamDeckClient(Assembly.GetExecutingAssembly(), args);
sut.RunAsync();
await emulator.AwaitConnectionAsync();
return(emulator, sut);
}
/// <summary>
/// Defines the entry point of the application.
/// </summary>
/// <param name="args">The arguments.</param>
public static void Main(string[] args)
{
#if DEBUG
Debugger.Launch();
#endif
using (var client = new StreamDeckClient(args))
{
// register our custom action, and start the client
client.RegisterAction("com.sharpdeck.testplugin.counter", () => new CounterAction(500));
client.Start();
}
}
public static async Task Main(string[] args)
{
var client = new StreamDeckClient(args);
await client.RunAsync();
}
/// <summary>
/// Processes the parameters passed by StreamDeck and starts the registration process.
/// </summary>
/// <param name="args">The arguments as passed to the main() method.</param>
public void Run(string[] args)
{
var portString = GetArgument(args, StreamDeckConsts.kESDSDKPortParameter);
var pluginUUID = GetArgument(args, StreamDeckConsts.kESDSDKPluginUUIDParameter);
var registerEvent = GetArgument(args, StreamDeckConsts.kESDSDKRegisterEventParameter);
var infoString = GetArgument(args, StreamDeckConsts.kESDSDKInfoParameter);
if (portString == null)
{
throw new StreamDeckMissingParameter($"{StreamDeckConsts.kESDSDKPortParameter} argument missing");
}
if (pluginUUID == null)
{
throw new StreamDeckMissingParameter($"{StreamDeckConsts.kESDSDKPluginUUIDParameter} argument missing");
}
if (registerEvent == null)
{
throw new StreamDeckMissingParameter($"{StreamDeckConsts.kESDSDKRegisterEventParameter} argument missing");
}
if (infoString == null)
{
throw new StreamDeckMissingParameter($"{StreamDeckConsts.kESDSDKInfoParameter} argument missing");
}
if (!int.TryParse(portString, out var port) || port < 0 || port > 65535)
{
throw new StreamDeckInvalidParameter("-port argument must be an integer between 0 and 65536");
}
var info = JsonConvert.DeserializeObject <StreamDeckInfo>(infoString);
var cancellationTokenSource = new CancellationTokenSource();
Console.CancelKeyPress += (sender, eventArgs) =>
{
eventArgs.Cancel = true;
Console.WriteLine("Closing connection...");
cancellationTokenSource.Cancel();
};
var loggerInstance = logger ??
(Debugger.IsAttached
? (IStreamDeckLogger) new DebugLogger()
: new DevNullLogger());
using (var worker = new StreamDeckClient(loggerInstance, new StreamDeckEventHandlerFactory(this), port, pluginUUID, registerEvent, info))
{
// ReSharper disable MethodSupportsCancellation - handled by StreamDeckWorker
// ReSharper disable once AccessToDisposedClosure - not an issue, task is awaited
var workerTask = Task.Run(async() => { await worker.Run(cancellationTokenSource.Token); });
try
{
workerTask.Wait();
}
catch (AggregateException e)
{
if (e.InnerExceptions.Count != 1 || !(e.InnerExceptions[0] is TaskCanceledException))
{
throw;
}
}
catch (TaskCanceledException)
{
// This space intentionally left blank
}
// ReSharper restore MethodSupportsCancellation
}
}
private static async Task UpdateCounter(StreamDeckClient client, StreamDeckEventPayload args)
{
_counter++;
await client.SetTitle(args.Context, _counter.ToString());
}
