// Copyright (c) .NET Foundation. All rights reserved. // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information. using System.Threading.Tasks; using Microsoft.AspNetCore.Builder; using Microsoft.AspNetCore.Http; using Microsoft.Extensions.Logging; namespace ElmPageSample { public class HelloWorldMiddleware { private readonly ILogger _logger; private readonly RequestDelegate _next; public HelloWorldMiddleware(RequestDelegate next, ILoggerFactory loggerFactory) { _next = next; _logger = loggerFactory.CreateLogger(); } public async Task Invoke(HttpContext httpContext) { using (_logger.BeginScope("Scope1")) { _logger.LogDebug("Getting message"); httpContext.Response.ContentType = "text/html; charset=utf-8"; await httpContext.Response.WriteAsync( "

Hello World!

Elm Logs"); } } } }