Add Server Side mode switch

Suchiman · Suchiman · commit 6e850cbe0208 · 2019-06-13T01:35:11.000+02:00
diff --git a/BlazorDualMode.Client/wwwroot/index.html b/BlazorDualMode.Client/wwwroot/index.html
@@ -1,4 +1,4 @@
-<!DOCTYPE html>
+﻿<!DOCTYPE html>
 <html>
 <head>
     <meta charset="utf-8" />
@@ -11,6 +11,9 @@
 <body>
     <app>Loading...</app>
 
-    <script src="_framework/blazor.webassembly.js"></script>
+    <script id="blazorMode"></script>
+    <script>
+        document.getElementById("blazorMode").src = window.location.search.includes("mode=server") ? "_framework/blazor.server.js" : "_framework/blazor.webassembly.js";
+    </script>
 </body>
 </html>
diff --git a/BlazorDualMode.Server/Startup.cs b/BlazorDualMode.Server/Startup.cs
@@ -1,10 +1,12 @@
 using Microsoft.AspNetCore.Builder;
+using Microsoft.AspNetCore.Components;
 using Microsoft.AspNetCore.Hosting;
 using Microsoft.AspNetCore.ResponseCompression;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Hosting;
-using Newtonsoft.Json.Serialization;
+using System;
 using System.Linq;
+using System.Net.Http;
 
 namespace BlazorDualMode.Server
 {
@@ -15,11 +17,27 @@ public class Startup
         public void ConfigureServices(IServiceCollection services)
         {
             services.AddMvc().AddNewtonsoftJson();
+            services.AddServerSideBlazor();
             services.AddResponseCompression(opts =>
             {
                 opts.MimeTypes = ResponseCompressionDefaults.MimeTypes.Concat(
                     new[] { "application/octet-stream" });
             });
+
+            // Server Side Blazor doesn't register HttpClient by default
+            if (!services.Any(x => x.ServiceType == typeof(HttpClient)))
+            {
+                // Setup HttpClient for server side in a client side compatible fashion
+                services.AddScoped<HttpClient>(s =>
+                {
+                    // Creating the URI helper needs to wait until the JS Runtime is initialized, so defer it.
+                    var uriHelper = s.GetRequiredService<IUriHelper>();
+                    return new HttpClient
+                    {
+                        BaseAddress = new Uri(uriHelper.GetBaseUri())
+                    };
+                });
+            }
         }
 
         // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
@@ -39,6 +57,7 @@ public void Configure(IApplicationBuilder app, IWebHostEnvironment env)
 
             app.UseEndpoints(endpoints =>
             {
+                endpoints.MapBlazorHub<Client.App>("app");
                 endpoints.MapDefaultControllerRoute();
                 endpoints.MapFallbackToClientSideBlazor<Client.Startup>("index.html");
             });
