public async Task <WebSocketResponse> GetStatusesAsync(int millisecondsTimeout)
{
WebSocketResponse response = null;
var seq = NextSeq();
var msg = new WebSocketRequest {
Action = "get_statuses",
Seq = seq,
};
using var sem = new SemaphoreSlim(0);
void OnWebSocketResponseAction(WebSocketResponse r)
{
if (r.SeqReply != seq)
{
return;
}
response = r;
// ReSharper disable once AccessToDisposedClosure - its not true!
sem.Release();
}
OnWebSocketResponse += OnWebSocketResponseAction;
await SendAsync(Serialize(msg));
await sem.WaitAsync(millisecondsTimeout, _cancellationToken);
OnWebSocketResponse -= OnWebSocketResponseAction;
return(response);
}
public static bool TryGetData(this WebSocketResponse r, string @event, string key, out string data)
{
object dobj = null;
var ret = r?.Data != null && r.Event == @event && r.Data.TryGetValue(key, out dobj);
data = dobj?.ToString();
return(ret && data != null);
}
public static string GetDataOrDefault(this WebSocketResponse r, string key)
{
if (r?.Data != null && r.Data.TryGetValue(key, out var data))
{
return(data.ToString());
}
return(null);
}