MessageController

Messagescontroller.cs

[BotAuthentication]
public class MessagesController : ApiController
{
        public async Task<HttpResponseMessage> Post([FromBody]Activity activity)
        {
            ConnectorClient connector = new ConnectorClient(new Uri(activity.ServiceUrl));
            if (activity.Type == ActivityTypes.Message)
            {
                // calculate something for us to return
                int length = (activity.Text ?? string.Empty).Length;
                // return our reply to the user
                Activity reply = activity.CreateReply($"You sent {activity.Text} which was {length} characters");
                await connector.Conversations.ReplyToActivityAsync(reply);
            }
            else
            {
                HandleSystemMessage(activity);
            }
            var response = Request.CreateResponse(HttpStatusCode.OK);
            return response;
        }
}