fix: overview table will check all instance everytime now, to make su…

…re no instances are lost

PLCsimAdvanced_Manager/Pages/PlcOverview.razor.cs

@@ -14,6 +14,7 @@ public partial class PlcOverview
 
     protected override void OnInitialized()
     {
+        managerFacade.InstanceHandler.UpdateExistingInstances();
         managerFacade.InstanceHandler.OnInstanceChanged += OnInstanceChanged;
         managerFacade.InstanceHandler.OnIssue += OnIssue;
         base.OnInitialized();

PLCsimAdvanced_Manager/Program.cs

@@ -38,9 +38,12 @@
 builder.Services.AddSingleton<InstanceLogger>();
 builder.Services.AddSingleton<InstanceHandler>();
 builder.Services.AddSingleton<EventDispatchService>();
-builder.Services.AddSingleton<ManagerFacade>();
 builder.Services.AddSingleton<PersistenceHandler>();
 
+//hosted services
+builder.Services.AddSingleton<ManagerFacade>();
+builder.Services.AddHostedService(sp => sp.GetRequiredService<ManagerFacade>()); // TODO -> split hosted services and singleton part
+
 var app = builder.Build();
 app.Services.GetService<EventDispatchService>();
 

PLCsimAdvanced_Manager/Services/InstanceHandler.cs

@@ -48,9 +48,31 @@ private void GetExistingInstances()
             OnIssue?.Invoke(this, e);
         }
     }
+
+    public void UpdateExistingInstances()
+    {
+        try
+        {
+            foreach (var instanceInfo in SimulationRuntimeManager.RegisteredInstanceInfo)
+            {
+                // Check if the instance already exists
+                if (_instances.Any(instance => instance.ID == instanceInfo.ID))
+                {
+                    // Instance already exists, no need to add it again
+                    continue;
+                }
+                InstanceRegisteredCallback(instanceInfo.ID);
+            }
+        }
+        catch (Exception e)
+        {
+            OnIssue?.Invoke(this, e);
+        }
+    }
 
     public void InstanceRegisteredCallback(int id)
     {
+
         var instance = SimulationRuntimeManager.CreateInterface(id);
         _instances.Add(instance);
         OnInstanceChanged?.Invoke(this, new InstanceChangedEventArgs($"Instance {instance.Name} registered"));

PLCsimAdvanced_Manager/Services/ManagerFacade.cs

@@ -1,13 +1,26 @@
 namespace PLCsimAdvanced_Manager.Services;
 
-public class ManagerFacade
+public class ManagerFacade: IHostedService, IDisposable
 {
-    private readonly EventDispatchService _eventDispatchService;
-    public readonly InstanceHandler InstanceHandler;
+    private  EventDispatchService _eventDispatchService;
+    public  InstanceHandler InstanceHandler;
 
-    public ManagerFacade()
+
+
+    public Task StartAsync(CancellationToken cancellationToken)
     {
         this.InstanceHandler = new InstanceHandler();
-        this._eventDispatchService = new EventDispatchService(this.InstanceHandler);
+        this._eventDispatchService = new EventDispatchService(this.InstanceHandler);    
+        return Task.CompletedTask;
+    }
+
+    public Task StopAsync(CancellationToken cancellationToken)
+    {
+        throw new NotImplementedException();
+    }
+
+    public void Dispose()
+    {
+        // throw new NotImplementedException();
     }
 }