private void CheckConnectionHealth(object dummyData)
{
bool shouldReconnect = false;
try
{
string botUserId = _noobotCore.GetUserIdForUsername(_noobotCore.GetBotUserName());
var message = new ResponseMessage
{
ResponseType = ResponseType.DirectMessage,
UserId = botUserId,
Text = "Test Message"
};
//TODO: Find a better way of testing if the connection is alive...
_noobotCore.SendMessage(message).Wait(TimeSpan.FromSeconds(30));
}
catch (AggregateException ex) when (ex.InnerExceptions.Any() && ex.InnerExceptions[0].Message == EXPECTED_ERROR_MESSAGE)
{
_log.Info("Health check passed as expected.");
}
catch (Exception ex)
{
_log.Error(ex.ToString());
shouldReconnect = true;
}
if (shouldReconnect)
{
_log.Warn("Looks like we 'might' be disconnected (error detected)");
EnsureClientIsDisconnected();
Reconnect();
}
}
private async Task<SlackChatHub> GetChatHub(ResponseMessage responseMessage)
{
SlackChatHub chatHub = null;
if (responseMessage.ResponseType == ResponseType.Channel)
{
chatHub = new SlackChatHub { Id = responseMessage.Channel };
}
else if (responseMessage.ResponseType == ResponseType.DirectMessage)
{
if (string.IsNullOrEmpty(responseMessage.Channel))
{
chatHub = await GetUserChatHub(responseMessage.UserId);
}
else
{
chatHub = new SlackChatHub { Id = responseMessage.Channel };
}
}
return chatHub;
}
public async Task SendMessage(ResponseMessage responseMessage)
{
SlackChatHub chatHub = await GetChatHub(responseMessage);
if (chatHub != null)
{
if (responseMessage is TypingIndicatorMessage)
{
_log.Info($"Indicating typing on channel '{chatHub.Name}'");
await _connection.IndicateTyping(chatHub);
}
else
{
var botMessage = new BotMessage
{
ChatHub = chatHub,
Text = responseMessage.Text,
Attachments = GetAttachments(responseMessage.Attachment)
};
string textTrimmed = botMessage.Text.Length > 50 ? botMessage.Text.Substring(0, 50) + "..." : botMessage.Text;
_log.Info($"Sending message '{textTrimmed}'");
await _connection.Say(botMessage);
}
}
else
{
_log.Error($"Unable to find channel for message '{responseMessage.Text}'. Message not sent");
}
}