Migliorata sincronizzazione dei dati

salesbook.Shared/Components/Pages/Users.razor

@@ -6,7 +6,6 @@
 @using salesbook.Shared.Components.SingleElements.BottomSheet
 @using salesbook.Shared.Components.Layout.Spinner
 @using salesbook.Shared.Components.SingleElements
-@using salesbook.Shared.Core.Dto.Contact
 @using salesbook.Shared.Core.Dto.PageState
 @using salesbook.Shared.Core.Dto.Users
 @using salesbook.Shared.Core.Entity
@@ -15,6 +14,7 @@
 @inject NewContactService NewContact
 @inject FilterUserDTO Filter
 @inject UserListState UserState
+@implements IDisposable
 
 <HeaderLayout Title="Contatti"/>
 
@@ -71,33 +71,37 @@
     private bool OpenFilter { get; set; }
     private string TypeUser { get; set; } = "all";
 
-    protected override void OnInitialized()
+    protected override async Task OnInitializedAsync()
     {
+        IsLoading = true;
+
+        if (!UserState.IsLoaded)
+        {
+            UserState.OnUsersLoaded += OnUsersLoaded;
+        }
+        else
+        {
+            await LoadData();
+            LoadFromSession();
+            FilterUsers();
+        }
+
         NewContact.OnContactCreated += async response => await OnUserCreated(response);
     }
 
-    protected override async Task OnAfterRenderAsync(bool firstRender)
+    private void OnUsersLoaded()
     {
-        if (firstRender)
+        InvokeAsync(async () =>
         {
-            IsLoading = true;
-            StateHasChanged();
-
-            if (UserState.FilteredGroupedUserList == null && UserState.GroupedUserList == null)
-            {
-                await LoadData();
-                SetDataSession();   
-            } 
-            else
-            {
-                LoadFromSession();
-            }
-
+            await LoadData();
+            LoadFromSession();
             FilterUsers();
+        });
+    }
 
-            IsLoading = false;
-            StateHasChanged();
-        }
+    void IDisposable.Dispose()
+    {
+        UserState.OnUsersLoaded -= OnUsersLoaded;
     }
 
     private void LoadFromSession()
@@ -106,12 +110,6 @@
         FilteredGroupedUserList = UserState.FilteredGroupedUserList!;
     }
 
-    private void SetDataSession()
-    {
-        UserState.GroupedUserList = GroupedUserList;
-        UserState.FilteredGroupedUserList = FilteredGroupedUserList;
-    }
-
     private async Task LoadData()
     {
         if (!Filter.IsInitialized)
@@ -123,37 +121,6 @@
 
             Filter.IsInitialized = true;
         }
-
-        var users = await ManageData.GetContact(new WhereCondContact {FlagStato = "A"});
-
-        var sortedUsers = users
-            .Where(u => !string.IsNullOrWhiteSpace(u.RagSoc))
-            .OrderBy(u =>
-            {
-                var firstChar = char.ToUpper(u.RagSoc[0]);
-                return char.IsLetter(firstChar) ? firstChar.ToString() : "ZZZ";
-            })
-            .ThenBy(u => u.RagSoc)
-            .ToList();
-
-        GroupedUserList = [];
-
-        string? lastHeader = null;
-        foreach (var user in sortedUsers)
-        {
-            var firstChar = char.ToUpper(user.RagSoc[0]);
-            var currentLetter = char.IsLetter(firstChar) ? firstChar.ToString() : "#";
-
-            var showHeader = currentLetter != lastHeader;
-            lastHeader = currentLetter;
-
-            GroupedUserList.Add(new UserDisplayItem
-            {
-                User = user,
-                ShowHeader = showHeader,
-                HeaderLetter = currentLetter
-            });
-        }
     }
 
     private void FilterUsers() => FilterUsers(false);
@@ -220,6 +187,9 @@
         }
 
         FilteredGroupedUserList = result;
+
+        IsLoading = false;
+        StateHasChanged();
     }
 
     private async Task OnUserCreated(CRMCreateContactResponseDTO response)