UI javítás + beküldés, képméretezés

src/WorkFlowCheck.MAUI/Pages/BaseStock/CheckPoints/CheckPointsPage.xaml

@@ -4,6 +4,8 @@
              x:Class="WorkFlowCheck.MAUI.Pages.BaseStock.CheckPointsPage"
              Title="Ellenőrzési pontok">
     <StackLayout>
+        <Label x:Name="progressLabel" Text="Folyamatjelző" FontSize="Medium" HorizontalOptions="Center" />
+        <ProgressBar x:Name="progressBar" WidthRequest="300" HeightRequest="40" />
         <Button
             x:Name="ButtonSync" Margin="5"
             Text="Adatok szinkronizálása" 

src/WorkFlowCheck.MAUI/Pages/BaseStock/CheckPoints/CheckPointsPage.xaml.cs

@@ -40,7 +40,7 @@ public partial class CheckPointsPage : ContentPage
     private async Task LoadCheckPoints()
     {
         IsRefreshing = true;
-        await _syncService.SyncDatas();
+        //await _syncService.SyncDatas();
         CheckPointsList.ItemsSource = await _baseStockService.GetAllCheckPoints();
         IsRefreshing = false;
         OnPropertyChanged(nameof(IsRefreshing));
@@ -72,8 +72,38 @@ public partial class CheckPointsPage : ContentPage
         Shell.Current.GoToAsync("//BaseStockPage");
         return true;
     }
-    private void OnButtonSync(object sender, EventArgs e)
+    private async void OnButtonSync(object sender, EventArgs e)
     {
-        _syncService.SyncCheckPointsUp();
+        IsRefreshing = true;
+        ButtonSync.IsEnabled = false;
+        
+        progressLabel.Text = "Szinkronizálás indítása...";
+        progressBar.Progress = 0;
+
+        try
+        {
+            await Task.Run(async () =>
+            {
+                await _syncService.SyncCheckPoints_Up((percentage, infostring) =>
+                {
+                    MainThread.BeginInvokeOnMainThread(() =>
+                    {
+                        progressBar.Progress = percentage / 100;
+                        progressLabel.Text = $"{infostring}: {percentage:0.00}%";
+                    });
+                });
+            });
+
+            progressLabel.Text = "Szinkronizálás befejezve!";
+        }
+        catch (Exception ex)
+        {
+            progressLabel.Text = $"Hiba történt: {ex.Message}";
+        }
+        finally
+        {
+            ButtonSync.IsEnabled = true;
+            IsRefreshing = false;
+        }
     }
 }