SmsController.cs

// Copyright 2019 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
using Microsoft.AspNetCore.Mvc;
using Twilio.AspNet.Common;
using Twilio.AspNet.Core;
using Twilio.TwiML;

namespace twiliosample
{
    public class SmsController : TwilioController
    {
        [HttpGet]
        public TwiMLResult Index(SmsRequest incomingMessage)
        {
            var messagingResponse = new MessagingResponse();
            messagingResponse.Message("The Knative copy cat says: " + incomingMessage.Body);
            return TwiML(messagingResponse);
        }
    }
}