[Blazor] Lazy loading - Complete example - Prevent repeated loads (#3…

…4243)
dotnet · Dec 12, 2024 · 9092b76 · 9092b76
1 parent a5766e2
commit 9092b76
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/aspnetcore/blazor/webassembly-lazy-load-assemblies.md b/aspnetcore/blazor/webassembly-lazy-load-assemblies.md
@@ -592,16 +592,18 @@ The assembly is assigned to <xref:Microsoft.AspNetCore.Components.Routing.Router
 
 @code {
     private List<Assembly> lazyLoadedAssemblies = new();
+    private bool grantImaharaRobotControlsAssemblyLoaded;
 
     private async Task OnNavigateAsync(NavigationContext args)
     {
         try
         {
-            if (args.Path == "robot")
+            if ((args.Path == "robot") && !grantImaharaRobotControlsAssemblyLoaded)
             {
                 var assemblies = await AssemblyLoader.LoadAssembliesAsync(
                     new[] { "GrantImaharaRobotControls.{FILE EXTENSION}" });
                 lazyLoadedAssemblies.AddRange(assemblies);
+                grantImaharaRobotControlsAssemblyLoaded = true;
             }
         }
         catch (Exception ex)
@@ -644,16 +646,18 @@ The assembly is assigned to <xref:Microsoft.AspNetCore.Components.Routing.Router
 
 @code {
     private List<Assembly> lazyLoadedAssemblies = new List<Assembly>();
+    private bool grantImaharaRobotControlsAssemblyLoaded;
 
     private async Task OnNavigateAsync(NavigationContext args)
     {
         try
         {
-            if (args.Path == "robot")
+            if ((args.Path == "robot") && !grantImaharaRobotControlsAssemblyLoaded)
             {
                 var assemblies = await AssemblyLoader.LoadAssembliesAsync(
                     new[] { "GrantImaharaRobotControls.{FILE EXTENSION}" });
                 lazyLoadedAssemblies.AddRange(assemblies);
+                grantImaharaRobotControlsAssemblyLoaded = true;
             }
         }
         catch (Exception ex)