public async Task Visit(DocumentUpdateMessage message) { var source = GetSource(message); string jsonMimeType = "application/json"; if (message.DocumentMimeType != jsonMimeType) { await _botClient.SendTextMessageAsync(message, MessageCode.ExpectedJsonFile); return; } try { var parser = new MetricsJsonParser(_botClient); var newMetrics = await parser.ParseAsync(message.DocumentFileId); _metricRepository.UpdateMetricData(source, newMetrics); await _botClient.SendTextMessageAsync(message, MessageCode.Done); } catch { await _botClient.SendTextMessageAsync(message, MessageCode.JsonError); throw; } // If there is no main metric, set any other var hasMainMetric = _metricRepository.SetMainMetricIfHasNo(source.Id); source.UpdateState(hasMainMetric ? StateType.HasMetric : StateType.NeedAddMetric); source.UpdateLastActionDate(); _sourceRepository.Update(source); }