Startup.cs

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

using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Bot.Builder;
using Microsoft.Bot.Builder.Integration.AspNet.Core;
using Microsoft.Bot.Connector.Authentication;
using Microsoft.Extensions.DependencyInjection;

using Microsoft.Bot.Builder.BotFramework;
using Microsoft.BotBuilderSamples.Translation;

namespace Microsoft.BotBuilderSamples
{
    /// <summary>
    /// The Startup class configures services and the app's request pipeline.
    /// </summary>
    public class Startup
    {
        public Startup()
        {
        }

        // This method gets called by the runtime. Use this method to add services to the container.
        public void ConfigureServices(IServiceCollection services)
        {
            services.AddMvc().SetCompatibilityVersion(CompatibilityVersion.Version_2_1);

            // Create the Bot Framework Adapter with error handling enabled.
            services.AddSingleton<IBotFrameworkHttpAdapter, AdapterWithErrorHandler>();

            // Create the storage we'll be using for User and Conversation state. (Memory is great for testing purposes.)
            services.AddSingleton<IStorage, MemoryStorage>();

            // Create the User state. (Used to store the user's language preference.)
            services.AddSingleton<UserState>();

            // Create the Microsoft Translator responsible for making calls to the Cognitive Services translation service
            services.AddSingleton<MicrosoftTranslator>();

            // Create the Translation Middleware that will be added to the middleware pipeline in the AdapterWithErrorHandler
            services.AddSingleton<TranslationMiddleware>();

            // Create the bot as a transient. In this case the ASP Controller is expecting an IBot.
            services.AddTransient<IBot, MultiLingualBot>();
        }

        // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
        public void Configure(IApplicationBuilder app, IHostingEnvironment env)
        {
            if (env.IsDevelopment())
            {
                app.UseDeveloperExceptionPage();
            }
            else
            {
                app.UseHsts();
            }

            app.UseDefaultFiles();
            app.UseStaticFiles();

            //app.UseHttpsRedirection();
            app.UseMvc();
        }
    }
}