Implemented handling of server side issues using the rfc for problem detasils in the frontend

Moonlight.Frontend/UI/Admin/Modals/UpdateUserDialog.razor

@@ -1,13 +1,19 @@
-@using Moonlight.Frontend.Mappers
+@using Moonlight.Frontend.Helpers
+@using Moonlight.Frontend.Mappers
 @using Moonlight.Shared.Http.Requests.Users
+@using Moonlight.Shared.Http.Responses
 @using Moonlight.Shared.Http.Responses.Users
 @using ShadcnBlazor.Dialogs
 @using ShadcnBlazor.Extras.Forms
+@using ShadcnBlazor.Extras.Toasts
 @using ShadcnBlazor.Fields
 @using ShadcnBlazor.Inputs
 
 @inherits ShadcnBlazor.Extras.Dialogs.DialogBase
 
+@inject HttpClient HttpClient
+@inject ToastService ToastService
+
 <DialogHeader>
     <DialogTitle>
         Update @User.Username
@@ -46,7 +52,7 @@
 
 @code
 {
-    [Parameter] public Func<UpdateUserDto, Task> OnSubmit { get; set; }
+    [Parameter] public Func<Task> OnCompleted { get; set; }
     [Parameter] public UserDto User { get; set; }
 
     private UpdateUserDto Request;
@@ -58,7 +64,23 @@
 
     private async Task<bool> OnSubmitAsync(EditContext editContext, ValidationMessageStore validationMessageStore)
     {
-        await OnSubmit.Invoke(Request);
+        var response = await HttpClient.PatchAsJsonAsync(
+            $"/api/admin/users/{User.Id}",
+            Request
+        );
+        
+        if (!response.IsSuccessStatusCode)
+        {
+            await ProblemDetailsHelper.HandleProblemDetailsAsync(response, Request, validationMessageStore);
+            return false;
+        }
+
+        await ToastService.SuccessAsync(
+            "User update",
+            $"Successfully updated user {Request.Username}"
+        );
+        
+        await OnCompleted.Invoke();
         await CloseAsync();
 
         return true;