Initial commit.

ApiService/TunnelServer.cs

@@ -0,0 +1,24 @@
+using Microsoft.AspNetCore.SignalR;
+using ClientApiPoC.Shared.SignalR;
+using ClientApiPoC.Shared.Models;
+
+namespace ClientApiPoC.ApiService {
+    public class TunnelServer : TunnelServerBase {
+        public TunnelServer(IHubContext<TunnelHub> hubContext, ClientTracker clientTracker) : base(hubContext, clientTracker) { }
+
+        public async Task<IEnumerable<ClientResultModel>> GetDataFromAllClientsAsync() {
+            var timestampServer = DateTime.UtcNow;
+            var results = new List<ClientResultModel>();
+            var clients = this.GetAllClients();
+            foreach (var client in clients) {
+                var clientData = await client.Value.InvokeAsync<ClientDataModel>("GetClientData", timestampServer, CancellationToken.None);
+                var result = new ClientResultModel() {
+                    ClientId = client.Key,
+                    ClientData = clientData
+                };
+                results.Add(result);
+            }
+            return results;
+        }
+    }
+}