Updated Startup and Program to use new .NETCoreApp2.0 templates.Minor Refactorings

Author: Unai Zorrilla Castro

src/Web/WebStatus/Controllers/HomeController.cs

@@ -1,10 +1,6 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Threading.Tasks;
-using Microsoft.AspNetCore.Mvc;
-using Microsoft.Extensions.Options;
+using Microsoft.AspNetCore.Mvc;
 using Microsoft.Extensions.HealthChecks;
+using System.Threading.Tasks;
 using WebStatus.Viewmodels;
 
 namespace WebStatus.Controllers
@@ -29,6 +25,7 @@ public async Task<IActionResult> Index()
             }
 
             ViewBag.RefreshSeconds = 60;
+
             return View(data);
         }
 

src/Web/WebStatus/Extensions/HealthCheckBuilderExtensions.cs

@@ -1,8 +1,5 @@
 using Microsoft.Extensions.HealthChecks;
 using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Threading.Tasks;
 
 namespace WebStatus.Extensions
 {
@@ -17,6 +14,5 @@ public static HealthCheckBuilder AddUrlCheckIfNotNull(this HealthCheckBuilder bu
 
             return builder;
         }
-
     }
 }

src/Web/WebStatus/Program.cs

@@ -1,20 +1,26 @@
-using System.IO;
+using Microsoft.AspNetCore;
 using Microsoft.AspNetCore.Hosting;
+using Microsoft.Extensions.Logging;
+using System.IO;
 
 namespace WebStatus
 {
     public class Program
     {
         public static void Main(string[] args)
         {
-            var host = new WebHostBuilder()
-                .UseKestrel()
+            BuildWebHost(args).Run();
+        }
+
+        public static IWebHost BuildWebHost(string[] args) =>
+            WebHost.CreateDefaultBuilder(args)
                 .UseContentRoot(Directory.GetCurrentDirectory())
-                .UseIISIntegration()
                 .UseStartup<Startup>()
-                .Build();
-
-            host.Run();
-        }
+                .ConfigureLogging((hostingContext, builder) =>
+                {
+                    builder.AddConfiguration(hostingContext.Configuration.GetSection("Logging"));
+                    builder.AddConsole();
+                    builder.AddDebug();
+                }).Build();
     }
 }

src/Web/WebStatus/Startup.cs

@@ -13,22 +13,18 @@ namespace WebStatus
 {
     public class Startup
     {
-        public Startup(IHostingEnvironment env)
+        public Startup(IConfiguration configuration)
         {
-            var builder = new ConfigurationBuilder()
-                .SetBasePath(env.ContentRootPath)
-                .AddJsonFile("appsettings.json", optional: false, reloadOnChange: true)
-                .AddJsonFile($"appsettings.{env.EnvironmentName}.json", optional: true)
-                .AddEnvironmentVariables();
-            Configuration = builder.Build();
+            Configuration = configuration;
         }
 
-        public IConfigurationRoot Configuration { get; }
+        public IConfiguration Configuration { get; }
 
         // This method gets called by the runtime. Use this method to add services to the container.
         public void ConfigureServices(IServiceCollection services)
         {
             services.AddOptions();
+
             // Add framework services.
             services.AddHealthChecks(checks =>
             {
@@ -47,15 +43,13 @@ public void ConfigureServices(IServiceCollection services)
                 checks.AddUrlCheckIfNotNull(Configuration["mvc"], TimeSpan.FromMinutes(minutes));
                 checks.AddUrlCheckIfNotNull(Configuration["spa"], TimeSpan.FromMinutes(minutes));
             });
+
             services.AddMvc();
         }
 
         // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
-        public void Configure(IApplicationBuilder app, IHostingEnvironment env, ILoggerFactory loggerFactory)
+        public void Configure(IApplicationBuilder app, IHostingEnvironment env)
         {
-            loggerFactory.AddConsole(Configuration.GetSection("Logging"));
-            loggerFactory.AddDebug();
-
             if (env.IsDevelopment())
             {
                 app.UseDeveloperExceptionPage();

src/Web/WebStatus/Viewmodels/HealthStatusViewModel.cs

@@ -1,22 +1,23 @@
 using Microsoft.Extensions.HealthChecks;
-using System;
 using System.Collections.Generic;
 using System.Linq;
-using System.Threading.Tasks;
 
 namespace WebStatus.Viewmodels
 {
     public class HealthStatusViewModel
     {
         private readonly CheckStatus _overall;
+
         private readonly Dictionary<string, IHealthCheckResult> _results;
 
         public CheckStatus OverallStatus => _overall;
+
         public IEnumerable<NamedCheckResult> Results => _results.Select(kvp => new NamedCheckResult(kvp.Key, kvp.Value));
+
         private HealthStatusViewModel() => _results = new Dictionary<string, IHealthCheckResult>();
+
         public HealthStatusViewModel(CheckStatus overall) : this() => _overall = overall;
+
         public void AddResult(string name, IHealthCheckResult result) => _results.Add(name, result);
-   
-       
     }
 }

src/Web/WebStatus/Viewmodels/NamedCheckResult.cs

@@ -1,14 +1,11 @@
 using Microsoft.Extensions.HealthChecks;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Threading.Tasks;
 
 namespace WebStatus.Viewmodels
 {
     public class NamedCheckResult
     {
         public string Name { get; }
+
         public IHealthCheckResult Result { get; }
 
         public NamedCheckResult(string name, IHealthCheckResult result)