Adding SignalR

Hubs/UpdateHub.cs

+using System.Threading.Tasks;
+using Microsoft.AspNetCore.SignalR;
+
+namespace Stratis.Guru.Hubs
+{
+    public class UpdateHub : Hub
+    {
+        public async Task SendMessage(string user, string message)
+        {
+            await Clients.All.SendAsync("ReceiveMessage", user, message);
+        }
+    }
+}
\ No newline at end of file

Startup.cs

@@ -13,6 +13,7 @@ using Microsoft.AspNetCore.Mvc;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.FileProviders;
+using Stratis.Guru.Hubs;
 using Stratis.Guru.Modules;
 using Stratis.Guru.Services;
 
@@ -48,6 +49,8 @@ namespace Stratis.Guru
             services.AddHostedService<VanityService>();
 
             services.AddMvc().SetCompatibilityVersion(CompatibilityVersion.Version_2_1);
+            
+            services.AddSignalR();
         }
 
         // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
@@ -76,6 +79,11 @@ namespace Stratis.Guru
                 RequestPath = "/npm"
             });
             
+            app.UseSignalR(routes =>
+            {
+                routes.MapHub<UpdateHub>("/update");
+            });
+            
             app.UseMvc(routes =>
             {
                 routes.MapRoute(

Stratis.Guru.csproj

@@ -8,6 +8,7 @@
         <PackageReference Include="BuildBundlerMinifier" Version="2.8.391" />
         <PackageReference Include="Microsoft.AspNetCore.App" />
         <PackageReference Include="Microsoft.AspNetCore.Razor.Design" Version="2.1.2" PrivateAssets="All" />
+        <PackageReference Include="Microsoft.AspNetCore.SignalR" Version="1.0.4" />
         <PackageReference Include="NStratis" Version="4.0.0.34" />
         <PackageReference Include="QRCoder" Version="1.3.3" />
         <PackageReference Include="RestSharp" Version="106.5.4" />

Views/Home/Index.cshtml

@@ -28,6 +28,14 @@
         $(document).ready(function() {
             var stratisPrice = @Model.UsdPrice;
             
+            var signalr = new signalR.HubConnectionBuilder().withUrl("/update").build();
+
+            signalr.on("ReceiveMessage", function (user, message) {
+                alert("ok");
+            });
+
+            signalr.start();
+            
             $(".click-edit").click(function() {
                 alert("ok");
             })

package-lock.json

@@ -4,6 +4,11 @@
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
+    "@aspnet/signalr": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/@aspnet/signalr/-/signalr-1.0.4.tgz",
+      "integrity": "sha512-q7HMlTZPkZCa/0UclsXvEyqNirpjRfRuwhjEeADD1i6pqe0Yx5OwuCO7+Xsc6MNKR8vE1C9MyxnSj0SecvUbTA=="
+    },
     "bootstrap": {
       "version": "4.1.3",
       "resolved": "https://registry.npmjs.org/bootstrap/-/bootstrap-4.1.3.tgz",