/// <summary>
/// Closes the connection to the WebSocket server
/// </summary>
/// <param name="closeCode">The WebSocket close status</param>
/// <param name="reason">A description of the close status.</param>
/// <returns></returns>
public PPError Close(WebSocketCloseStatus closeCode, string reason = null)
{
ThrowIfNotConnected();
return((PPError)PPBWebSocket.Close(this, (ushort)closeCode,
string.IsNullOrEmpty(reason) ? null : new Var(reason),
new CompletionCallback(OnClose)));
}
private async Task <PPError> CloseAsyncCore(WebSocketCloseStatus closeCode, string reason = null, MessageLoop closeLoop = null)
{
var tcs = new TaskCompletionSource <PPError>();
EventHandler <PPError> handler = (s, e) => { tcs.TrySetResult(e); };
try
{
Closed += handler;
if (MessageLoop == null && closeLoop == null)
{
Close(closeCode, reason);
}
else
{
Action <PPError> action = new Action <PPError>((e) =>
{
var result = (PPError)PPBWebSocket.Close(this, (ushort)closeCode,
string.IsNullOrEmpty(reason) ? null : new Var(reason),
new BlockUntilComplete()
);
tcs.TrySetResult(result);
}
);
InvokeHelper(action, closeLoop);
}
return(await tcs.Task);
}
catch (Exception exc)
{
Console.WriteLine(exc.Message);
tcs.SetException(exc);
return(PPError.Aborted);
}
finally
{
Closed -= handler;
}
}