public void OnChannelClosed(object sender, StreamStoppedEventArgs args)
{
var channel = (Channel)sender;
switch (args.StopReason)
{
case StopReason.OffAir: {
var msg = new NotificationMessage(
channel.ChannelInfo.Name,
"チャンネルが終了しました",
NotificationMessageType.Info);
NotifyMessage(msg);
}
break;
case StopReason.NoHost:
case StopReason.ConnectionError: {
var msg = new NotificationMessage(
channel.ChannelInfo.Name,
"チャンネルに接続できませんでした",
NotificationMessageType.Error);
NotifyMessage(msg);
}
break;
}
}
async void OnStreamStopped(object sender, StreamStoppedEventArgs args)
{
var disconnectMessage = args.DisconnectMessage?.ToString() ?? "no disconnection reason";
var errorMessage = args.Exception?.Message ?? "no error (clean stop).";
var status = $"Twitter stream stopped {disconnectMessage}... {errorMessage}";
_logger.LogInformation(status);
await SendStatusUpdateAsync(status);
}
public async Task FilteredStream()
{
if (!EndToEndTestConfig.ShouldRunEndToEndTests)
{
return;
}
var stream = _tweetinviTestClient.Streams.CreateFilteredStream();
stream.AddTrack("twitter");
ITweet tweet = null;
StreamStoppedEventArgs streamStoppedEventArgs = null;
stream.MatchingTweetReceived += (sender, args) =>
{
tweet = args.Tweet;
_logger.WriteLine($"Tweet matched via {args.MatchOn.ToString()}");
_logger.WriteLine(tweet.ToString());
stream.Stop();
};
stream.EventReceived += (sender, args) => { _logger.WriteLine(args.Json); };
stream.StreamStopped += (sender, args) => { streamStoppedEventArgs = args; };
var runStreamTask = Task.Run(async() =>
{
_logger.WriteLine("Before starting stream");
await stream.StartMatchingAllConditionsAsync();
_logger.WriteLine("Stream completed");
});
var delayTask = Task.Delay(TimeSpan.FromSeconds(15));
var task = await Task.WhenAny(runStreamTask, delayTask);
if (task != runStreamTask)
{
throw new TimeoutException();
}
_logger.WriteLine(streamStoppedEventArgs.Exception?.ToString() ?? "No exception");
_logger.WriteLine(streamStoppedEventArgs.DisconnectMessage?.ToString() ?? "No disconnect message");
Assert.Null(streamStoppedEventArgs.Exception);
Assert.Null(streamStoppedEventArgs.DisconnectMessage);
Assert.NotNull(tweet);
await Task.Delay(TimeSpan.FromSeconds(10)); // this is for preventing Enhance Your Calm message from Twitter
}
public async Task TweetStream()
{
if (!EndToEndTestConfig.ShouldRunEndToEndTests)
{
return;
}
var stream = _tweetinviTestClient.Streams.CreateTweetStream();
ITweet tweet = null;
StreamStoppedEventArgs streamStoppedEventArgs = null;
stream.TweetReceived += (sender, args) =>
{
tweet = args.Tweet;
_logger.WriteLine(tweet.ToString());
stream.Stop();
};
stream.EventReceived += (sender, args) => { _logger.WriteLine(args.Json); };
stream.StreamStopped += (sender, args) => { streamStoppedEventArgs = args; };
var runStreamTask = Task.Run(async() =>
{
_logger.WriteLine("Before starting stream");
await stream.StartAsync("https://stream.twitter.com/1.1/statuses/sample.json");
_logger.WriteLine("Stream completed");
});
var delayTask = Task.Delay(TimeSpan.FromSeconds(15));
var task = await Task.WhenAny(runStreamTask, delayTask);
if (task != runStreamTask)
{
throw new TimeoutException();
}
_logger.WriteLine(streamStoppedEventArgs.Exception?.ToString() ?? "No exception");
_logger.WriteLine(streamStoppedEventArgs.DisconnectMessage?.ToString() ?? "No disconnect message");
Assert.Null(streamStoppedEventArgs.Exception);
Assert.Null(streamStoppedEventArgs.DisconnectMessage);
Assert.NotNull(tweet);
await Task.Delay(4000); // this is for preventing Enhance Your Calm message from Twitter
}
private void StreamTaskStateChanged(object sender, StreamTaskStateChangedEventArgs args)
{
var streamState = args.State;
switch (streamState)
{
case StreamState.Running:
this.Raise(StreamResumed);
break;
case StreamState.Pause:
this.Raise(StreamPaused);
break;
case StreamState.Stop:
var streamStoppedEventArgs = new StreamStoppedEventArgs(args.Exception);
this.Raise(StreamStopped, streamStoppedEventArgs);
break;
}
}
public void StopStream(Exception exception, IDisconnectMessage disconnectMessage)
{
lock (_lockStream)
{
if (StreamState != StreamState.Stop)
{
StopStreamAndUnsubscribeFromEvents();
if (exception is ITwitterTimeoutException && disconnectMessage == null)
{
disconnectMessage = new DisconnectMessage
{
Code = 503,
Reason = "Timeout"
};
}
var streamExceptionEventArgs = new StreamStoppedEventArgs(exception, disconnectMessage);
this.Raise(StreamStopped, streamExceptionEventArgs);
}
}
}