SkillBot.cs

// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT License.

using System.Threading;
using System.Threading.Tasks;
using Microsoft.Bot.Builder;
using Microsoft.Bot.Builder.Dialogs;

namespace Microsoft.BotBuilderSamples.DialogSkillBot.Bots
{
    public class SkillBot<T> : ActivityHandler
        where T : Dialog
    {
        private readonly ConversationState _conversationState;
        private readonly Dialog _mainDialog;

        public SkillBot(ConversationState conversationState, T mainDialog)
        {
            _conversationState = conversationState;
            _mainDialog = mainDialog;
        }

        public override async Task OnTurnAsync(ITurnContext turnContext, CancellationToken cancellationToken = default)
        {
            await _mainDialog.RunAsync(turnContext, _conversationState.CreateProperty<DialogState>("DialogState"), cancellationToken);

            // Save any state changes that might have occurred during the turn.
            await _conversationState.SaveChangesAsync(turnContext, false, cancellationToken);
        }
    }
}