/// <summary>
/// Handler for a socket closing. Reconnects the socket if needed, or removes it from the active socket list if not
/// </summary>
/// <param name="socket">The socket that was closed</param>
protected virtual void SocketOnClose(IWebsocket socket)
{
if (socket.ShouldReconnect)
{
if (socket.Reconnecting)
{
return; // Already reconnecting
}
socket.Reconnecting = true;
log.Write(LogVerbosity.Info, $"Socket {socket.Id} Connection lost, will try to reconnect");
Task.Run(() =>
{
Thread.Sleep(ReconnectInterval);
socket.Reset();
if (!socket.Connect().Result)
{
log.Write(LogVerbosity.Debug, $"Socket {socket.Id} failed to reconnect");
return; // Connect() should result in a SocketClosed event so we end up here again
}
var time = socket.DisconnectTime;
socket.DisconnectTime = null;
if (time == null)
{
return;
}
log.Write(LogVerbosity.Info, $"Socket {socket.Id} reconnected after {DateTime.UtcNow - time}");
SocketSubscription subscription;
lock (sockets)
subscription = sockets.Single(s => s.Socket == socket);
socket.Reconnecting = false;
if (!SocketReconnect(subscription, DateTime.UtcNow - time.Value))
{
socket.Close().Wait(); // Close so we end up reconnecting again
}
else
{
log.Write(LogVerbosity.Info, $"Socket {socket.Id} successfully resubscribed");
}
});
}
else
{
log.Write(LogVerbosity.Info, $"Socket {socket.Id} closed");
socket.Dispose();
lock (sockets)
{
var subscription = sockets.SingleOrDefault(s => s.Socket.Id == socket.Id);
if (subscription != null)
{
sockets.Remove(subscription);
}
}
}
}
