/// <summary> /// POST: api/Messages /// Receive a message from a user and reply to it /// </summary> public async Task <HttpResponseMessage> Post([FromBody] Activity activity) { if (activity.Type == ActivityTypes.Message) { ConnectorClient connector = new ConnectorClient(new Uri(activity.ServiceUrl)); // calculate something for us to return int length = (activity.Text ?? string.Empty).Length; string replyMessage = ""; if (activity.Text == "5C5-00025") { Recommender recommend = new Recommender(); var reco = recommend.GetRecommendationsItemRequest(activity.Text); // return our reply to the user replyMessage = reco; } else if (activity.Text == "0003BFFDC7118D12") { Recommender recommend = new Recommender(); var reco = recommend.GetRecommendationsUserRequest(activity.Text); // return our reply to the user replyMessage = reco; } else { // return our reply to the user replyMessage = $"You sent {activity.Text} which was {length} characters"; } Activity reply = activity.CreateReply(replyMessage); await connector.Conversations.ReplyToActivityAsync(reply); } else { HandleSystemMessage(activity); } var response = Request.CreateResponse(HttpStatusCode.OK); return(response); }