private void _GetUpdates()
{
if (_isOff)
return;
try
{
_request = new LongPollServerRequest(_info.Server, _info.Key, _info.Ts,
Modes.DontGetAttachments, _ConnectedToServer, _ConnectionFailed);
_request.Execute();
}
catch (ArgumentNullException)
{
_RefreshServerInfo();
}
catch (Exception ex)
{
Debug.WriteLine("_GetUpdates failed: " + ex.Message);
_RefreshServerInfoAfterTimeOut();
}
}
private void _ConnectedToServer(UpdatesResponse response)
{
if (_isOff)
return;
try
{
_request = null;
if (response == null)
{
Debug.WriteLine("LongPollServer got successful response, but it is NULL");
}
else
{
_info.Ts = response.Ts;
_SaveInfo();
if (response.Updates != null && response.Updates.Count > 0)
App.Current.UpdatesService.PutUpdates(response.Updates);
}
_RefreshUpdates();
}
catch (Exception ex)
{
Debug.WriteLine("_ConnectedToServer failed: " + ex.Message + Environment.NewLine + ex.StackTrace);
}
}
private void _ConnectionFailed(int errorCode)
{
_request = null;
if (errorCode == 2)
{
// Need to update server info and reconnect
_RefreshServerInfo();
}
else
{
Debug.WriteLine("LongPollServer can't get updates because of strange error with code " + errorCode.ToString() + ", but expected 2");
_RefreshUpdates();
}
}